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Home Software Developers United States Washington Seattle

Top Software Developers in Seattle

Seattle sits at the crossroads of cloud computing, retail tech, and biotech, thanks to home-grown giants like Amazon and Microsoft and research powerhouses such as the University of Washington’s Allen School. As a result, the city offers a deep bench of software talent. From enterprise-scale engineering partners in South Lake Union to nimble app studios in Fremont. On Clutch, every provider is verified through detailed client reviews and an extensive vetting process that covers project scope, industry expertise, and delivery track record. Use Clutch’s filters for hourly rate, team size, industry focus, and more to quickly shortlist Seattle software development agencies that fit your budget and technical needs.

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Top Software Development Companies

Nearby tech hubs:

Portland Software Developers | San Francisco Software Developers

Industry filter: Seattle Healthcare Software Development Agencies

Ratings Updated: February 8, 2026
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15 Leaders 15 Contenders

172 Companies

Country: United States
State: Washington
City: Seattle

List of the Top Seattle Custom Software Development Companies

  • Featured

    What are Featured Providers?

    Kingsmen Digital Ventures Logotype

    Kingsmen Digital Ventures

    5.0 11 reviews
    Premier Verified
    $10,000+
    $150 - $199 / hr
    10 - 49
    Serves Seattle, WA

    Services provided

    30% Custom Software Development
    20% Mobile App Development
    15% E-Commerce Development +3 services
    15% UX/UI Design
    10% Web Design
    10% Web Development

    Kingsmen Digital Ventures is a custom software development company specializing in bespoke software creation and full-stack software development. The company has received overwhelmingly positive feedback, with clients praising their project management skills and timely delivery, with 100% of reviews noting their impressive expertise and responsiveness. Their work consistently results in successful project outcomes and enhanced customer experiences.

    See all 11 projects
    6 of 6 Custom Software Development reviews are 5 stars
    $200,000 – $999,999 avg. project cost

    Custom Software Development PROJECT HIGHLIGHT

    Custom Software Development for Medical Aesthetic Manufacturer

    5.0 — Kingsmen Digital Ventures provides ongoing development services for a medical aesthetics manufacturer. The team is responsible for sales enablement suite implementation and CRM integration. Read more
    Read 6 Reviews

    Industry Experience

    Kingsmen Digital Ventures has demonstrated strong expertise across several industries, including Automotive, Wellness & Fitness, Business Services, Beauty & Cosmetics, Sports, Healthcare, Pharmaceuticals, and Financial Services. Clients highlighted their ability to deliver tailored software solutions, effective project management, and a deep understanding of industry-specific needs. Overall sentiment is overwhelmingly positive, as clients reported significant ROI, improved user experience, and project success, indicating that Kingsmen is well-suited for clients in diverse sectors seeking innovative digital transformations.

    Read All Reviews

    Select Industry to see insights

    Sports Automotive Wellness & Fitness Business services Beauty & Cosmetics Medical Healthcare Consulting Pharmaceuticals Financial services

    Average Project Cost Breakdown

    $1,000,000 to $9,999,999 (3) $50,000 to $199,999 (2) $200,000 to $999,999 (2)

    What Clients Have Said

    Clients frequently commend Kingsmen Digital Ventures for their exceptional value for money, noting that although their fees are higher than some competitors, the unmatched quality of service justifies the investment. One client stated, 'their level of service, knowledge, and expertise was unmatched anywhere else.' Another remarked on the 'good value for cost' and the immediate ROI from their projects. Overall, sentiment is positive, emphasizing that the firm's expertise and responsiveness lead to successful outcomes, making them a worthwhile investment.
    Read All Reviews
    $15,840 Define features, cost, design, and market strategy $100,000 Simple app in 3 months: Design, build, and launch $298,560 Elite design, build, or rescue of complex projects

    Premier Software Development

    Building software with Kingsmen means harnessing the power of a California-based high-performance team. We turn ideas into reality swiftly, eliminating costly errors & miscommunications, and accelerating time-to-market.
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    Innowise Logotype

    Innowise

    4.9 72 reviews
    Premier Verified
    $10,000+
    $50 - $99 / hr
    1,000 - 9,999
    Serves Seattle, WA

    Services provided

    10% Custom Software Development
    10% AI Development
    10% AR/VR Development +7 services
    10% Blockchain
    10% Cloud Consulting & SI
    10% E-Commerce Development
    10% IT Staff Augmentation
    10% Mobile App Development
    10% Robotics Process Automation
    10% Web Development

    Innowise is a bespoke software development company excelling in end-to-end services across various sectors, including healthcare and finance. The firm boasts a 100% satisfaction rate from reviewers, with significant praise for their project management and tailored solutions. Clients consistently highlight Innowise's responsiveness and technical expertise, with 90% of reviews mentioning their ability to deliver on time and within budget.

    See all 72 projects

    Reviews mention Communicative

    The sentiment regarding Innowise Group's communication is overwhelmingly positive. Clients consistently praise their responsiveness and proactive engagement. For instance, one client noted, "Innowise delivers on time and on budget, and they communicate well with me," while another highlighted, "Their project management style was highly organized and professional, with a focus on delivering results." Additionally, clients appreciated the ease of communication, with one stating, "Communication was easy and straightforward." Overall, Innowise Group is recognized for its effective and clear communication practices.
    • DevOps Services for Real Estate-Oriented AI-Driven Platform
      5.0 Aug 19, 2024

      Innowise delivers on time and on budget, and they communicate well with me. We generally communicate via Google Chat and emails. We also have periodic video calls via Google Meet or Zoom.

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    • Web3 Interface & Solidity Contracts Dev for Blockchain Co
      5.0 Jan 23, 2024

      Project management was very responsive and communicative. We had on average several calls per week, and more during critical development phases. Industry standard project management methods were used and they were very easy to interact with.

      Read Full Review
    • Mobile App Dev for Construction Company
      5.0 Oct 31, 2023

      easy communication and agreeing on specifications and requirements. No. We would like to continue working with them.

      Read Full Review
    • Mobile Application Development for Gaming Company
      5.0 Sep 25, 2023

      Communication was easy and straightforward. If questions arose from their team for ours those were quickly handled via messaging app. If changes arose on our side (api) or on theirs, communication was easy and straightforward.

      Read Full Review
    • IT Staff Augmentation for IT Services Company
      5.0 Sep 8, 2023

      Innowise Group’s team was always quick to respond and resolve any issues we faced. The communication was pleasant and efficient, if we asked for something we always quickly received the message that their team is working on the task.

      Read Full Review
    Read All Reviews

    Average Project Cost Breakdown

    $10,000 to $49,000 (24) $50,000 to $199,999 (17) $200,000 to $999,999 (10) Less than $10,000 (1)

    What Clients Have Said

    Clients consistently praised Innowise Group for their competitive pricing and excellent value for money. Feedback highlighted that their services fit various budgets while delivering high-quality results, as noted by multiple clients who emphasized good cost-to-value ratios. For instance, a CEO mentioned that Innowise's pricing fit their budget and provided great value, while another client appreciated the fair pricing during their ongoing engagement. Overall, the sentiment towards Innowise's cost-effectiveness is overwhelmingly positive, suggesting a strong alignment between quality and affordability.
    Read All Reviews

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    United States (15) Germany (10) Italy (6) England (4) Switzerland (4) Israel (3) Estonia (3) Luxembourg (2) France (2) Ireland (2) Lithuania (1) Qatar (1) Armenia (1) Finland (1) New Zealand (1) Norway (1) Poland (1) Georgia (1) South Africa (1) Sweden (1) Denmark (1) Thailand (1) Belarus (1) Bosnia and Herzegovina (1)

    Barcelona, Spain

    108 Carrer de Pallars
    Barcelona, Spain 08018

    6 - 9

    +34 639 98 53 09

    See All Locations (11)
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    Simform Logotype

    Simform

    4.8 82 reviews
    Premier Verified
    $25,000+
    $25 - $49 / hr
    1,000 - 9,999
    Serves Seattle, WA

    Services provided

    10% Custom Software Development
    10% AI Development
    10% CRM Consulting and SI +7 services
    10% Cloud Consulting & SI
    10% E-Commerce Development
    10% ECM Consulting and SI
    10% ERP Consulting and SI
    10% Enterprise App Modernization
    10% Mobile App Development
    10% Unified Communications Consulting & SI

    Simform is a custom software development company specializing in tailored software solutions across various industries, including SaaS, healthcare, and financial services. The company consistently receives positive feedback, with 88% of reviewers praising their technical expertise, project management, and alignment with client values. Simform stands out for its end-to-end software development capabilities and professional team, with only a small percentage highlighting areas for improvement.

    See all 82 projects

    Reviews mention Team players

    Client feedback consistently highlights Simform's exceptional ability to integrate as a team player within their clients' organizations. They are commended for their strong communication, reliability, and commitment to project success. One client noted, 'It genuinely felt like Simform was invested in our success,' while another remarked on their 'eagerness to want to make the project a success.' Overall, the sentiment is overwhelmingly positive, reflecting their professionalism and dedication as an extension of their clients' teams.
    • Web App Dev Resources for E-Commerce Booking Software Co.
      5.0 Aug 31, 2022

      The quality of Simform’s team is outstanding. The specialists on their team really understand that they’re not just working on an outsourced project — they’re an extension of our core team. It has never felt like we’re working with an agency; it feels like we’re working with our own team.

      Read Full Review
    • Mobile & Web App Development & Cloud SI for Cocoa Company
      5.0 Mar 28, 2025

      Simform were also readily available to discuss, listen to suggestions and make changes to improve delivery of the project. The professionalism of the team, eagerness to want to make the project a success, breadth of talent within the organisation and friendliness on personal and professional basis were most impressive. Simform is eager to learn and improve in any area they can, including creating new detailed artefacts when requested.

      Read Full Review
    • Development & QA Support for Lifestyle Membership Platform
      5.0 Apr 3, 2025

      I've been working with Simform for over six months now. The engagement began with bringing our subscription management platform in-house, and we've since expanded the partnership to other projects due to their broad skill set and consistent reliability. They've gone the extra mile—even over weekends—to help us move faster when needed. Communication and project management have been excellent, with any issues swiftly addressed. It genuinely felt like Simform was invested in our success.

      Read Full Review
    • Mobile & Web App Development for Staffing Platform
      5.0 Aug 5, 2025

      On time, within budget, Simform team integrated well with our in-house team. Despite time zone differences, Simform met our timezone needs. What impresses us most about Simform is how seamlessly they operate as an extension of our team.

      Read Full Review
    Read All Reviews
    3 of 6 reviews are 5 stars
    4 new reviews for Custom Software Development services
    $50,000 – $199,999 avg. project cost

    Reviewed 6 times in the past 6 months

    In the past six months, client feedback on Simform has been overwhelmingly positive. Clients praised their exceptional communication, structured project management, and technical expertise. For instance, a department manager noted their proactive approach and ability to meet deadlines without surprises. Another client emphasized the ease of collaboration and the quality of deliverables. Overall, clients recommend Simform for their reliability and commitment to aligning with business objectives, with no significant areas for improvement identified.
    Read 6 Recent Reviews

    Average Project Cost Breakdown

    $50,000 to $199,999 (20) $10,000 to $49,000 (16) $200,000 to $999,999 (14) Less than $10,000 (2)

    What Clients Have Said

    Clients consistently praise Simform for their cost-effectiveness and overall value, highlighting that their pricing aligns well with the quality of work delivered. For instance, a CEO noted that Simform provided high-quality services at a fraction of the cost compared to hiring in-house developers. Another client appreciated the flexibility and responsiveness of Simform's team, stating that they delivered on time and within budget. However, there are a few concerns regarding communication and project management in specific instances, indicating room for improvement.
    Read All Reviews

    View projects from:

    United States (48) Canada (6) England (4) Germany (4) United Arab Emirates (2) Switzerland (2) Netherlands (1) Norway (1) Singapore (1) Sweden (1) Israel (1) Ireland (1) Hungary (1) Finland (1)
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    Bluelight Logotype

    Bluelight

    5.0 17 reviews
    Premier Verified
    $10,000+
    $25 - $49 / hr
    50 - 249
    Serves Seattle, WA

    Services provided

    30% Custom Software Development
    20% Mobile App Development
    20% Web Development +3 services
    10% AI Development
    10% IT Staff Augmentation
    10% UX/UI Design

    Bluelight is a custom software creation company specializing in managing complex software development projects. Across reviews, clients consistently praise their end-to-end software development expertise and responsiveness, with 100% reporting satisfaction with outcomes and project management. Key themes include Bluelight's commitment to timelines and effective communication, cited by over 80% of reviewers, highlighting their focus on client collaboration and tailored software development solutions.

    See all 17 projects

    Reviews mention Reliable

    Clients consistently commend Bluelight Consulting for their reliability, highlighting their ability to deliver critical infrastructure improvements and technical solutions. One client noted their 'reliability stands out in the workflow' and praised the successful redesign of a customized AWS DevOps environment. Overall, the sentiment reflects a strong trust in Bluelight's capabilities to support and enhance business operations effectively.
    • Web Development for Business Consulting & Services Company
      5.0 Jul 7, 2022

      The reliability stands out in the workflow. They successfully redesigned and built our highly customized AWS DevOps environment from the ground up.

      Read Full Review
    Read All Reviews

    Industry Experience

    Bluelight Consulting has demonstrated expertise across various industries, including Financial Services, Government, Hospitality & Leisure, Information Technology, and Supply Chain. Clients commend their effective project management, timely delivery, and strong communication. In Financial Services, they excelled in web and mobile app development. In Government, they successfully maintained complex legacy systems. Their work in Hospitality included developing a custom CRM, while in Information Technology, they enhanced website functionality and user satisfaction. Overall, sentiment is highly positive across these sectors, indicating Bluelight as a versatile partner for diverse projects.

    Read All Reviews

    Select Industry to see insights

    Financial services Government Hospitality & leisure Information technology Sports Other industries Software Business services Advertising & marketing Human Resources Supply Chain, Logistics, and Transport

    Average Project Cost Breakdown

    $200,000 to $999,999 (7) $10,000 to $49,000 (2) $50,000 to $199,999 (2)

    What Clients Have Said

    Clients consistently praised Bluelight Consulting for their competitive pricing and excellent value for money. One COO noted that their 'pricing fit our budget' and highlighted their 'good value for cost.' Similarly, a director mentioned they selected Bluelight for its 'great culture fit' and 'good value for cost.' Despite some feedback indicating that pricing is slightly higher than offshore options, clients appreciated the benefits of timezone alignment and cultural compatibility, which made Bluelight a worthwhile investment.
    Read All Reviews

    More responsive than most other service providers

    Bluelight is responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch
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  • TransAct Communications, LLC Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Lynnwood, WA

    Services provided

    45% Custom Software Development
    30% Translation
    15% Mobile App Development +1 service
    10% Low/No Code Development

    Established in 1994, TransAct Communications, LLC is a custom software development company. The agency focuses on Custom Software Development and Translation.

    Read more
    View Profile
  • Palador Logotype

    Not yet reviewed

    $10,000+
    $100 - $149 / hr
    10 - 49
    Seattle, WA

    Services provided

    20% Custom Software Development
    20% Enterprise App Modernization
    20% UX/UI Design +3 services
    20% Web Development
    10% Application Management & Support
    10% Mobile App Development

    Palador is a small custom software development firm headquartered in Seattle, Washington and Yogyakarta, Indonesia. Their services include Custom Software Development and Enterprise App

    Read more
    View Profile

  • Featured

    What are Featured Providers?

    Vention Logotype

    Vention

    4.9 98 reviews
    Premier Verified
    $25,000+
    $50 - $99 / hr
    1,000 - 9,999
    Serves Seattle, WA

    Services provided

    30% Custom Software Development
    10% AI Agents
    10% AI Development +5 services
    10% Blockchain
    10% IT Staff Augmentation
    10% Low/No Code Development
    10% Mobile App Development
    10% Web Development

    Vention is a bespoke software development company specializing in custom software creation and full-stack software development. Across their reviews, 100% of clients commend their responsiveness and project management, with 90% highlighting their strong developer talent and the ability to quickly adapt to project needs. They excel in providing end-to-end software development solutions, consistently delivering high-quality, timely outcomes.

    See all 98 projects

    Reviews mention Collaborative

    Overall, the feedback regarding Vention's collaborative sentiment is highly positive. Clients consistently highlight their excellent communication skills and the seamless integration of Vention's team with their own. For example, one client noted that Vention's team 'works together as a great team' and emphasized their 'remarkable level of personal engagement' and flexibility. Another client praised their ability to understand project needs and provide valuable feedback, stating, 'Vention cares about their employees' and fosters a collaborative environment, enhancing project success.
    • Dev Staff Augmentation for Full-Service Influencer Agency
      5.0 May 20, 2023

      The team members were very quick which was great. They were overall very agreeable and collaborative in all aspects of the project and the requests. We appreciated their willingness to help all of the time. They also were very kind and thoughtful people, which is also important when we are trying to collaborate as a group.

      Read Full Review
    • Web3 Custom Software Development for Software Company
      5.0 Apr 19, 2023

      iTechArt Group’s project management was excellent. They worked in a timely manner and were great at managing a three-party relationship. We had close and clear communication with iTechArt Group — we felt they were part of our staff.

      Read Full Review
    • Software Development for Security Firm
      5.0 Dec 10, 2018

      They're easy to work with and very communicative. They've been able to blend very well within our team and work collaboratively to achieve our goals. Treat them as part of your own team and set expectations at the start of the project.

      Read Full Review
    • Auxiliary App Dev for Entertainment Startup
      5.0 Jul 3, 2017

      Everybody had email addresses at our company and we would have meetings a couple of times a week over Skype. They take their work quite seriously and they act like they are part of your team. They were always quite open and collaborative and we had a consistently healthy relationship.

      Read Full Review
    • Staff Augmentation for Software Company
      5.0 May 16, 2023

      For our project we have a Team Lead that manages the daily operations of the team and they integrate with our existing daily scrum calls. As integrated members of the team they will adopt the processes already in place and the transition was pretty seamless. In addition to the team member interaction, we have a monthly call with their manager to sync on higher level status and any issues that may arise.

      Read Full Review
    Read All Reviews

    Industry Experience

    Vention has demonstrated expertise across diverse industries, including Fintech, IT, Education, Marketing, and Healthcare. In Fintech, they excel in software development and team augmentation, receiving praise for responsiveness and timely deliveries. In IT, clients commend their problem-solving skills and technical proficiency, while in Education, their collaborative approach has improved project outcomes. Overall sentiment is positive, with a consistent emphasis on quality, flexibility, and effective communication across all sectors.

    Read All Reviews

    Select Industry to see insights

    Advertising & marketing Education Business services Financial services Food & Beverage Software eCommerce Healthcare Logistics & Supply Chain Hospitality & leisure Consulting Social Networking Energy & natural resources Wellness & Fitness Transportation IT Services Real estate Media Arts, entertainment & music Utilities Chemicals & Biotechnology Consumer Products Information technology Other Industry

    More responsive than most other service providers

    Vention is responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch

    View projects from:

    United States (61) England (13) Canada (3) Germany (2) Lithuania (2) Israel (2) Latvia (1) Iceland (1) New Zealand (1) Singapore (1) Spain (1) Sweden (1) France (1) Scotland (1) Cyprus (1)
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    Coherent Solutions Logotype

    Coherent Solutions

    4.7 30 reviews
    Premier Verified
    $50,000+
    $50 - $99 / hr
    1,000 - 9,999
    Serves Seattle, WA

    Services provided

    25% Custom Software Development
    30% AI Development
    15% Web Development +3 services
    10% AI Consulting
    10% Cloud Consulting & SI
    10% IT Managed Services

    Coherent Solutions is a Custom Software Development company that excels in tailored software development and end-to-end solutions. With an impressive 100% of feedback highlighting their technical expertise, timely delivery, and collaborative approach, they have consistently met or exceeded project expectations across various industries. Their ability to integrate seamlessly with client teams and manage complex projects is frequently praised by clients.

    See all 30 projects

    Reviews mention Adaptable

    Clients have consistently praised Coherent Solutions for their adaptability in complex environments. One QA Manager noted the 'skilled and adaptable engineers' who quickly grasped new technologies and industry specifics. Similarly, a Software Engineering Manager highlighted their team's ability to understand and adapt to challenging architecture swiftly. Overall, the sentiment surrounding adaptability is highly positive, with no reported complaints regarding their flexibility and responsiveness to client needs.
    • IT Staff Augmentation for Backend Software Dev Company
      5.0 Sep 17, 2024

      Coherent Solutions' skilled and adaptable engineers have quickly grasped our industry and new technologies. This ability to adjust and understand complex domains was instrumental in ensuring project success.

      Read Full Review
    Read All Reviews

    Average Project Cost Breakdown

    $1,000,000 to $9,999,999 (7) $200,000 to $999,999 (6) $50,000 to $199,999 (3) $10,000 to $49,000 (1)

    What Clients Have Said

    Clients consistently express satisfaction with Coherent Solutions' cost-effectiveness and overall value. Feedback highlights their competitive pricing and the high quality of services provided. One client noted, 'Good value for cost,' while another emphasized that their pricing fit their budget. Multiple reviews mention timely delivery and impressive results, indicating that clients feel they receive substantial value relative to their investment. Overall, the sentiment is overwhelmingly positive regarding the company's pricing structure and the quality of work delivered.
    Read All Reviews

    More responsive than most other service providers

    Coherent Solutions is responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch

    View projects from:

    United States (26) Australia (1) Canada (1) Germany (1) Italy (1)
    View Profile Visit Website
    WeSoftYou Logotype

    WeSoftYou

    5.0 30 reviews
    Verified
    $25,000+
    $25 - $49 / hr
    50 - 249
    Serves Seattle, WA

    Services provided

    70% Custom Software Development
    15% AI Consulting
    15% Web Development

    WeSoftYou is a Custom Software Development company specializing in tailored and full-stack software development services. Their reviews highlight a 100% satisfaction rate, with clients praising their dedication, innovative solutions, and efficient project management. Approximately 85% of reviewers commend their ability to deliver user-centric, scalable solutions on time, while 90% emphasize their seamless communication and responsiveness to client needs.

    See all 30 projects

    Reviews mention Innovative

    Clients consistently describe WeSoftYou as an innovative partner, showcasing their ability to generate creative solutions tailored to specific project needs. One client highlighted their impressive adaptability and responsiveness in transforming broad concepts into tangible products. Another emphasized their innovative approach, which resulted in significantly improved user onboarding and conversion rates. Overall, the sentiment reflects a strong appreciation for WeSoftYou's forward-thinking strategies and commitment to exceeding client expectations.
    • E-Commerce Platform & Blockchain Dev for E-Commerce Company
      5.0 Apr 9, 2024

      Given that we only had broad concepts rather than clear, detailed requirements, the WSU team impressively stepped in to fill the gaps. They not only generated innovative ideas but also played a pivotal role in transforming our vision into a tangible product, showcasing their remarkable adaptability and creativity.

      Read Full Review
    • UX Consultancy & Implementation for Integrations Developer
      5.0 Jul 22, 2021

      They're an innovative company with incredible ethics and dedication. Everything was planned in advance and executed on time. We progressed according to the original plan and communicated via Slack.

      Read Full Review
    Read All Reviews
    18 of 18 Custom Software Development reviews are 5 stars
    $50,000 – $199,999 avg. project cost

    Custom Software Development PROJECT HIGHLIGHT

    AI-Powered Educational Platform Dev for EdTech Company

    5.0 — WeSoftYou designed and developed an AI-powered educational platform for an edtech company. The team designed interactive modules for creating experiments, integrated chat, and built a dashboard. Read more
    Read 18 Reviews

    Average Project Cost Breakdown

    $50,000 to $199,999 (13) $10,000 to $49,000 (6) $200,000 to $999,999 (3) Less than $10,000 (1)

    What Clients Have Said

    Clients consistently commend WeSoftYou for their cost-effectiveness and overall value. Multiple reviews emphasize that their pricing aligns well with project budgets, with one client noting it as a 'good value for cost.' Clients appreciate the high-quality deliverables received relative to their investment, often highlighting that the services exceeded expectations. The company’s transparency and responsiveness during project management further enhance perceived value, making them a preferred choice for many clients seeking reliable development partnerships.
    Read All Reviews

    View projects from:

    United States (18) Ukraine (4) Australia (1) Germany (1) Israel (1) Latvia (1) Netherlands (1) England (1)
    View Profile Visit Website
  • Caravel Labs Logotype

    Not yet reviewed

    $5,000+
    Undisclosed
    10 - 49
    Seattle, WA

    Services provided

    40% Custom Software Development
    25% Mobile App Development
    20% UX/UI Design +1 service
    15% Web Development

    Caravel Labs is a software development firm. The Seattle, Washington-based firm specializes in Custom Software Development and Mobile App Development.

    Read more
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  • Fenyx Studio Logotype

    Not yet reviewed

    $5,000+
    Undisclosed
    10 - 49
    Seattle, WA

    Services provided

    10% Custom Software Development
    60% Mobile App Development
    30% Web Development

    Launched in 2017, Fenyx Studio is a mobile app development company. The small team specializes in Mobile App Development and Web Development.

    Read more

    Seattle, WA

    1201 3rd Avenue
    Seattle, WA 98101

    6 - 9

    3102708327

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    View Profile
  • PiorSoft Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Kirkland, WA

    Services provided

    100% Custom Software Development

    Established in 2016, PiorSoft, a small software development company, is located in Kirkland, Washington. Their team offers Custom Software Development.

    Read more
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  • CoreUs Logotype

    Not yet reviewed

    $250,000+
    Undisclosed
    2 - 9
    Renton, WA

    Services provided

    60% Custom Software Development
    20% UX/UI Design
    10% AI Development +1 service
    10% Mobile App Development

    CoreUs is a software development firm. The Renton, Washington-based company provides Custom Software Development and UX/UI Design.

    Read more
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  • Harbinger Group Logotype

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    250 - 999
    Redmond, WA

    Services provided

    20% Custom Software Development
    25% AI Development
    10% AI Consulting +6 services
    10% Digital Engineering
    10% Generative AI
    10% IT Managed Services
    5% DevOps Managed Services
    5% Product Design
    5% Web Development

    Harbinger Group is an AI company. The Redmond, Washington-based team specializes in Artificial Intelligence and Custom Software Development.

    Read more
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  • Featured

    What are Featured Providers?

    Ancient Logotype

    Ancient

    4.9 38 reviews
    Premier Verified
    $10,000+
    $25 - $49 / hr
    50 - 249
    Serves Seattle, WA

    Services provided

    15% Custom Software Development
    25% IT Staff Augmentation
    10% AI Development +5 services
    10% BI & Big Data Consulting & SI
    10% Blockchain
    10% Cloud Consulting & SI
    10% DevOps Managed Services
    10% Mobile App Development

    Ancient is a bespoke software development firm specializing in end-to-end software development solutions, including tailored software development and managed software development. They receive overwhelmingly positive feedback, with approximately 95% of reviews praising their professionalism, responsiveness, and ability to deliver quality resources and solutions efficiently. Clients consistently highlight their strong cultural fit and value for cost, making them a preferred partner for complex software engineering projects.

    See all 38 projects

    Average Project Cost Breakdown

    $50,000 to $199,999 (11) $200,000 to $999,999 (8) $10,000 to $49,000 (7) $1,000,000 to $9,999,999 (3)

    What Clients Have Said

    Client feedback highlights the company's strong value for money, with multiple reviews noting that Ancient's pricing aligns well with budgets while providing high-quality services. For instance, clients appreciated the 'good value for cost' and the efficient staffing solutions that met their needs promptly. Overall sentiment leans positive, with clients expressing satisfaction regarding the balance of cost and service quality, reinforcing Ancient as a reliable partner in delivering effective solutions.
    Read All Reviews

    More responsive than most other service providers

    Ancient is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch

    Austin, TX

    600 Congress Ave
    Austin, TX 78704

    10 - 15

    +1 (737) 4000 269

    See All Locations (3)
    View Profile Visit Website
    Iron Forge Development Logotype

    Iron Forge Development

    4.8 19 reviews
    Premier Verified
    $25,000+
    $150 - $199 / hr
    10 - 49
    Serves Seattle, WA

    Services provided

    20% Custom Software Development
    10% AR/VR Development
    10% Blockchain +6 services
    10% ERP Consulting and SI
    10% Enterprise App Modernization
    10% IT Strategy Consulting
    10% Mobile App Development
    10% UX/UI Design
    10% Web Development

    Iron Forge Development is a custom software development company specializing in tailored software creation and full-stack software development. Reviews suggest they have a flexible and scalable approach, with 83% of feedback highlighting their adaptability and communication. However, 17% noted room for improvement in project management and scoping. Clients commend their ability to deliver complex solutions, manage end-to-end projects, and effectively meet evolving needs.

    See all 19 projects

    Reviews mention Dedicated

    Client feedback reflects a strong sentiment of dedication from Iron Forge Development, highlighting their flexibility, responsiveness, and consistent communication. One client noted their ability to deliver real-time updates and maintain a detailed project scope, emphasizing the dedication and expertise akin to a larger firm, while retaining the personal attention of a small team. Overall, the reviews indicate high satisfaction with the team's commitment to the project and its successful outcomes.
    • IoT App Dev & UI/UX Design for Connected Fitness Platform
      5.0 Mar 17, 2021

      They have the expertise and vision that you'd want from a big company, but they have the dedication, flexibility, and attention of a small team.

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    1 of 1 reviews is 5 stars
    $200,000 – $999,999 avg. project cost

    Reviewed 1 time in the past 6 months

    In recent reviews, clients have praised Iron Forge Development for their exceptional project management, timely delivery, and proactive communication. One client, the VP of Engineering at soona, highlighted their partnership in mobile app development, noting that Iron Forge's work significantly contributed to the app's stability and business growth. The company's pricing model and commitment to quality were also commended, with no areas for improvement identified by the client, reflecting an overall positive sentiment.
    Read 1 Recent Review

    Industry Experience

    Iron Forge Development has received positive feedback across multiple industries, including Gambling, Engineering, Real Estate, Healthcare, Software, and Advertising & Marketing. Clients commend their expertise in UI/UX design, app development, and project management. Particularly notable is their ability to deliver tailored solutions under tight timelines and their proactive communication. Overall sentiment is highly favorable, indicating suitability for clients in need of tech development across these sectors.

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    Select Industry to see insights

    Other Industry Gambling Engineering Real estate Software Healthcare Consulting Financial services Sports Food & Beverages Beauty & Cosmetics Advertising & marketing

    Average Project Cost Breakdown

    $50,000 to $199,999 (12) $10,000 to $49,000 (2) $200,000 to $999,999 (2) $1,000,000 to $9,999,999 (1)

    What Clients Have Said

    Overall, clients praised Iron Forge Development for its reasonable pricing and high value for money. For instance, one client highlighted that their 'pricing fit our budget' and noted 'good value for cost.' Another client appreciated the 'affordable' services while recognizing the team's capability to address complex challenges. Additionally, multiple reviews mentioned the company's alignment with client values and needs, reinforcing the sentiment that clients received quality services at competitive prices.
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    Scalo Logotype

    Scalo

    4.6 32 reviews
    Premier Verified
    $10,000+
    $50 - $99 / hr
    250 - 999
    Serves Seattle, WA

    Services provided

    30% Custom Software Development
    10% Application Management & Support
    10% BI & Big Data Consulting & SI +6 services
    10% IT Managed Services
    10% IT Staff Augmentation
    10% Mobile App Development
    10% Web Development
    5% API Development
    5% DevOps Managed Services

    Scalo is a versatile software development company specializing in custom software creation and full stack software development. The majority of reviews are positive, highlighting their technical expertise, proactive communication, and ability to meet project timelines and milestones. Approximately 85% of reviews commend Scalo's project management and delivery speed, with clients appreciating their alignment with company values and budget constraints.

    See all 32 projects

    Reviews mention Experienced

    The overall sentiment regarding Scalo's experience is highly positive. Clients consistently highlight the team's substantial skills and effective communication. One client noted, "Scalo provided us with a unified team who’d worked together on other projects," emphasizing their productivity and quality deliverables. Another remarked on the swift onboarding process and the team's ability to deliver as promised. While minor issues, such as invoicing errors, were noted, they were quickly resolved, showcasing Scalo's commitment to client satisfaction.
    • Custom Software Dev for Automotive Company
      4.5 Oct 14, 2022

      They’ve consistently provided us with experienced resources who’ve been productive from day one and delivered code after a few short weeks. They’ve done a great job with our projects, and we’ve received positive feedback regarding the Scalo team. When we experienced attrition, Scalo stepped in to support us with the necessary skill sets, which was immensely helpful.

      Read Full Review
    • Recruitment & Outsourcing for Advertising Tech Firm
      4.0 Oct 11, 2021

      We benefited from the technical input of the developer — they were experienced, and it went great. The metrics of their service itself worked great as well. They have a wide selection of candidates with different experiences, which worked with our requirements.

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    • IT Development for International Banking Group
      5.0 Jan 27, 2021

      The communication is fluent, the skills of their technical team are very good, and they’re experienced. NBC IT offers us good specialists that integrate well into our agile teams. NBC IT isn’t our best collaborator, but they’re in the topmost part.

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    2 of 4 reviews are 5 stars
    2 new reviews for Custom Software Development services
    $200,000 – $999,999 avg. project cost

    Reviewed 4 times in the past 6 months

    Recent client feedback on Scalo indicates a highly positive sentiment regarding their services. Clients praised the company's proactive communication, technical expertise, and ability to deliver high-quality engineers rapidly. For instance, a CTO noted Scalo's contribution to expanding their engineering capacity, leading to improved delivery speed. Another client emphasized Scalo's flexibility and timely project management. Overall, clients expressed satisfaction with Scalo's alignment with their company values and culture, with no significant areas for improvement identified.
    Read 4 Recent Reviews

    Industry Experience

    Scalo has demonstrated strong expertise across multiple industries, particularly in Financial Services, Information Technology, and eCommerce. Clients praised their ability to quickly scale teams, deliver high-quality work, and meet project deadlines. In Financial Services, they notably enhanced engineering capacity and project management efficiency. Positive feedback spans other sectors like Manufacturing and Retail, where their collaboration led to improved operational outcomes. Overall, Scalo is well-regarded for its technical competencies, responsiveness, and alignment with client values, making it a suitable partner for various industry needs.

    Read All Reviews

    Select Industry to see insights

    Engineering Information technology Financial services Other industries eCommerce Construction Retail Manufacturing Automotive Advertising & marketing Education Nonprofit Software IT Services

    Wrocław, Poland

    ul. Powstańców Śląskich 9, Wrocław, Poland
    Wrocław, Poland 50-529

    101 - 150

    +48 665 594 665

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  • Techlusion LLC Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    10 - 49
    Lynnwood, WA

    Services provided

    20% Custom Software Development
    20% AI Development
    20% Cloud Consulting & SI +2 services
    20% IT Staff Augmentation
    20% Mobile App Development

    Techlusion LLC is a cloud consulting & SI company. Their small team is in Lynnwood, Washington and Ahmedabad, India. Their services include cloud consulting & SI and IT staff augmentation.

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  • FluentPro Software Corporation Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Issaquah, WA

    Services provided

    25% Custom Software Development
    25% BI & Big Data Consulting & SI
    25% IT Managed Services +1 service
    25% IT Strategy Consulting

    In Issaquah, Washington, FluentPro Software Corporation is an IT strategy consulting company. The team specializes in IT strategy consulting and BI & big data consulting & SI.

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  • Beamshift Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    2 - 9
    Federal Way, WA

    Services provided

    50% Custom Software Development
    25% IoT Development
    25% Web Development

    Beamshift is a software development firm. Their small team is in Federal Way, Washington and specializes in Custom Software Development and Web Development. The agency was founded in 2024.

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  • AMP Creative Logotype

    Not yet reviewed

    $5,000+
    Undisclosed
    10 - 49
    Seattle, WA

    Services provided

    15% Custom Software Development
    40% Corporate Training & Coaching
    20% Video Production +2 services
    15% AR/VR Development
    10% Web Design

    AMP Creative is a Corporate Training & Coaching company. The Dallas, Texas-based company was launched in 2002. Their services include Corporate Training & Coaching and Video Production.

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    Seattle, WA

    4626 43rd Ave S
    Seattle, WA 98118

    2 - 5

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  • Plain Concepts Logotype

    Not yet reviewed

    $25,000+
    $100 - $149 / hr
    250 - 999
    Redmond, WA

    Services provided

    15% Custom Software Development
    20% AI Development
    20% BI & Big Data Consulting & SI +8 services
    10% UX/UI Design
    10% Web Development
    8% AR/VR Development
    5% IoT Development
    5% Mobile App Development
    3% Video Production
    2% Blockchain
    2% Graphic Design

    Based in Redmond, Washington and Virgin Islands (U.S.), Plain Concepts is an AI firm. They focus on Artificial Intelligence and BI & big data consulting & SI and were established in 2006.

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  • White Rabbit Group Inc Logotype

    Not yet reviewed

    $10,000+
    $100 - $149 / hr
    50 - 249
    Seattle, WA

    Services provided

    25% Custom Software Development
    25% Web Development
    10% E-Commerce Development +4 services
    10% Mobile App Development
    10% Product Design
    10% UX/UI Design
    10% Web Design

    Software development firm White Rabbit Group Inc was established in 2016. The company provides Custom Software Development and Web Development.

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  • Lunavi Logotype

    Not yet reviewed

    $10,000+
    Undisclosed
    50 - 249
    Seattle, WA

    Services provided

    20% Custom Software Development
    20% Cloud Consulting & SI
    15% IT Managed Services +9 services
    5% Application Management & Support
    5% Application Testing
    5% BI & Big Data Consulting & SI
    5% Cybersecurity
    5% Enterprise App Modernization
    5% Mobile App Development
    5% Other Application Development
    5% Other IT Consulting and SI
    5% Web Development

    Lunavi, a custom software development company, offers Custom Software Development and cloud consulting & SI. The agency is located in Cheyenne, Wyoming and Omaha, Nebraska.

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    Seattle, WA

    2001 6th Avenue, Suite 1919
    Seattle, WA 98121

    2 - 5

    8669953282

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  • Provoke Solutions Logotype

    Not yet reviewed

    $25,000+
    Undisclosed
    50 - 249
    Bellevue, WA

    Services provided

    20% Custom Software Development
    10% AI Development
    10% Application Management & Support +6 services
    10% Enterprise App Modernization
    10% IoT Development
    10% Mobile App Development
    10% UX/UI Design
    10% Web Design
    10% Web Development

    Provoke Solutions, a software development firm, offers Custom Software Development and Enterprise App Modernization. The firm is in Bellevue, Washington and Wellington, New Zealand.

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  • Witekio Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Bellevue, WA

    Services provided

    20% Custom Software Development
    20% Cybersecurity
    20% DevOps Managed Services +2 services
    20% IoT Development
    20% UX/UI Design

    Launched in 2009, Witekio, a midsize user experience design agency, is in Lyon, France and Bellevue, Washington. Their services include UX/UI Design and Cybersecurity.

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    Bellevue, WA

    3150 Richards Road
    Bellevue, WA 98005

    21 - 30

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  • TangoTeams Logotype

    Not yet reviewed

    $75,000+
    Undisclosed
    50 - 249
    Seattle, WA

    Services provided

    25% Custom Software Development
    30% Mobile App Development
    30% Web Development +1 service
    15% Other Application Development

    TangoTeams, a midsize website development company, is in Seattle, Washington. Their services include Web Development and Mobile App Development.

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  • Assemble Logotype

    Not yet reviewed

    $25,000+
    $150 - $199 / hr
    50 - 249
    Seattle, WA

    Services provided

    20% Custom Software Development
    35% E-Commerce Development
    10% Business Consulting +5 services
    10% Cloud Consulting & SI
    10% ERP Consulting and SI
    5% CRM Consulting and SI
    5% Mobile App Development
    5% Web Development

    Assemble is a midsize e-commerce development company based in Seattle, Washington. Their services include E-Commerce Development and Custom Software Development.

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  • Schema Design Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Seattle, WA

    Services provided

    20% Custom Software Development
    40% Graphic Design
    20% Branding +1 service
    20% Logo

    In Seattle, Washington, Schema Design is a small graphic design company. Their services include Graphic Design and Custom Software Development.

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  • SWECKER Logotype

    5.0 2 reviews
    $5,000+
    $100 - $149 / hr
    2 - 9
    Seattle, WA

    Services provided

    10% Custom Software Development
    55% Web Development
    15% Web Design +3 services
    10% Mobile App Development
    5% Digital Strategy
    5% E-Commerce Development

    SWECKER is a versatile digital solutions company that specializes in digital marketing, web development, and e-document delivery. They have received overwhelmingly positive feedback, with clients highlighting their timeliness, flexibility, and effective communication. Approximately 100% of the reviews mention their ability to adapt to client needs and deliver projects on time and within budget, showcasing a strong partnership ethos.

    See all 2 projects

    Reviews mention Easy to work with

    Clients consistently express that SWECKER is easy to work with, highlighting their adaptability and positive attitude. One client noted, "SWECKER has always been able to adjust" to their internal processes, making collaboration seamless. Additionally, effective communication and quick response times were emphasized, with the client stating, "It was all smooth and easy with no major issues." Overall, the sentiment surrounding SWECKER's approachability and responsiveness is overwhelmingly positive.
    • Web Development for Northwest Wine Company
      5.0 Oct 20, 2016

      We're a smaller company, and we do everything in-house. We don't always work well with different companies because they must adjust to how we work, but SWECKER has always been able to adjust. Things take time here, and there are a lot of different people that are involved on the Precept side too. It was easy to work with them; they’re always positive, and they're always working to adjust to our needs, which is awesome.

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    Industry Experience

    SWECKER has demonstrated expertise primarily in the Advertising & Marketing and Food & Beverages industries. In Advertising & Marketing, they excelled in digitizing content and developing web tools, receiving praise for their communication and project management. In the Food & Beverages sector, they effectively modernized web presence, showcasing flexibility and responsiveness. Overall, client feedback highlights SWECKER's strengths in collaboration, timely delivery, and adaptability, making them a suitable partner for companies seeking digital solutions in these industries.

    Read All Reviews

    Select Industry to see insights

    Advertising & marketing Food & Beverages

    Average Project Cost Breakdown

    $10,000 to $49,000 (1) $200,000 to $999,999 (1)

    What Clients Have Said

    Clients generally express high satisfaction with SWECKER's cost-effectiveness and value for money. One client noted that SWECKER was '100% on time and on budget,' highlighting their flexibility compared to previous vendors. Another client mentioned an investment of around $15,000 for multiple website developments, praising the significant improvement in usability and the professional quality of the sites. Overall, SWECKER is perceived as a reliable partner that delivers quality services without excessive costs.
    Read All Reviews

    Review Rating from Seattle Clients

    5.0/5.0

    Quality

    5.0

    Schedule

    5.0

    Cost

    4.8

    Willing to Refer

    4.5

    Seattle-based reviewers praise SWECKER for their expertise in web development and digital solutions, including interactive tools and website updates for clients like Farmers Life and Precept Wine. They highlight the company's reliable project management, flexibility, and ability to deliver high-quality, user-friendly platforms on time and within budget.
    Read All Reviews
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  • WinnComm, LLC Logotype

    Not yet reviewed

    $10,000+
    $150 - $199 / hr
    2 - 9
    Kent, WA

    Services provided

    25% Custom Software Development
    25% Web Development
    15% Public Relations +3 services
    15% Social Media Marketing
    10% Mobile App Development
    10% Web Design

    WinnComm, LLC is a software development company. They provide Custom Software Development and Web Development and are based in Jaipur, India and Kent, Washington.

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    Kent, WA

    1048 West James Street, Suite 103
    Kent, WA 98032

    2 - 5

    253.293.9551

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  • Confiz Logotype

    Not yet reviewed

    $10,000+
    $25 - $49 / hr
    250 - 999
    Bellevue, WA

    Services provided

    10% Custom Software Development
    15% ERP Consulting and SI
    10% BI & Big Data Consulting & SI +8 services
    10% CRM Consulting and SI
    10% Cloud Consulting & SI
    10% IT Staff Augmentation
    10% Low/No Code Development
    10% Web Design
    5% AI Consulting
    5% AI Development
    5% IT Managed Services

    Confiz, an IT staff augmentation company, is in Bellevue, Washington and Dubai, United Arab Emirates. Launched in 2005, the team offers IT staff augmentation and ERP consulting and SI.

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    More responsive than most other service providers

    Confiz is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch
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  • iTrellis Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Seattle, WA

    Services provided

    20% Custom Software Development
    20% Cloud Consulting & SI
    20% IT Managed Services +3 services
    20% IT Strategy Consulting
    10% Low/No Code Development
    10% Web Design

    Launched in 2013, iTrellis is a small Seattle, Washington-based cloud consulting & SI company. Their team provides cloud consulting & SI and Custom Software Development.

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  • Infogentech Logotype

    5.0 1 review
    Undisclosed
    Undisclosed
    10 - 49
    Lynnwood, WA

    Services provided

    20% Custom Software Development
    20% Mobile App Development
    20% Search Engine Optimization +2 services
    20% Web Design
    20% Web Development

    Infogentech specializes in digital solutions, including website design, SEO, and PPC campaigns, aimed at enhancing businesses' online presence. Reviews indicate that clients appreciate their transparent communication, effective project management, and significant improvements in lead generation and search rankings. However, more frequent analytics updates could benefit ongoing campaign adjustments.

    See all 1 projects

    Lynnwood, WA

    6124 200th Street Southwest
    Lynnwood, WA 98036

    10 - 15

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  • Quadrant Resource LLC Logotype

    Not yet reviewed

    $10,000+
    $100 - $149 / hr
    250 - 999
    Redmond, WA

    Services provided

    10% Custom Software Development
    45% IT Strategy Consulting
    25% IT Managed Services +1 service
    20% Cloud Consulting & SI

    Quadrant Resource LLC is an IT strategy consulting company. Established in 2004, the team focuses on IT strategy consulting and IT managed services. The agency is located in Redmond, Washington.

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  • Null Unit Logotype

    Not yet reviewed

    $10,000+
    $100 - $149 / hr
    2 - 9
    Seattle, WA

    Services provided

    25% Custom Software Development
    25% UX/UI Design
    15% Business Consulting +6 services
    10% Financial Consulting
    5% AR/VR Development
    5% Enterprise App Modernization
    5% Other Application Development
    5% Web Design
    5% Web Development

    Null Unit, a custom software development firm, was established in 2017. The agency specializes in Custom Software Development and UX/UI Design, and is small.

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  • Rooster Park Consulting Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    10 - 49
    Seattle, WA

    Services provided

    70% Custom Software Development
    30% IT Staff Augmentation

    Located in Seattle, Washington, Rooster Park Consulting is a software development firm. They focus on Custom Software Development and IT staff augmentation and were founded in 2008.

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  • LabKey Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    10 - 49
    Seattle, WA

    Services provided

    70% Custom Software Development
    30% Cloud Consulting & SI

    LabKey is a small software development company located in Seattle, Washington and San Diego, California. The team offers Custom Software Development and cloud consulting & SI.

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  • Jetstream Software, Inc. Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Kirkland, WA

    Services provided

    80% Custom Software Development
    10% AR/VR Development
    10% Web Design

    Jetstream Software, Inc., a software development company, provides Custom Software Development and AR/VR development. The agency is located in Kirkland, Washington.

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  • Dev9 Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Kirkland, WA

    Services provided

    90% Custom Software Development
    10% IT Managed Services

    Dev9 is a custom software development company. The team is headquartered in Kirkland, Washington, and their services include Custom Software Development and IT managed services.

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  • F5 Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    1,000 - 9,999
    Seattle, WA

    Services provided

    20% Custom Software Development
    20% AI Development
    20% Cloud Consulting & SI +4 services
    10% Digital Strategy
    10% ECM Consulting and SI
    10% IT Managed Services
    10% Public Relations

    Cloud consulting & SI company F5 was established in 1996. The team specializes in cloud consulting & SI and Custom Software Development and is in Seattle, Washington and Billerica, Massachusetts.

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  • Chaos Theory Studios Logotype

    Not yet reviewed

    $100,000+
    Undisclosed
    10 - 49
    Seattle, WA

    Services provided

    20% Custom Software Development
    20% AI Development
    20% AR/VR Development +3 services
    15% Product Design
    15% UX/UI Design
    10% IoT Development

    Chaos Theory Studios is a digital solutions agency that failed to meet the project needs of a ticketing company. A review highlights significant dissatisfaction, with 100% of the feedback being negative, emphasizing poor project management and lack of impressive qualities. The reviewer would not recommend working with Chaos Theory Studios.

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  • Octoon Technologies Logotype

    Not yet reviewed

    $25,000+
    $25 - $49 / hr
    10 - 49
    Seattle, WA

    Services provided

    20% Custom Software Development
    20% BI & Big Data Consulting & SI
    20% Digital Strategy +2 services
    20% Social Media Marketing
    20% Web Development

    Octoon Technologies is a Seattle, Washington-based Digital Strategy company. The team offers Digital Strategy and Social Media Marketing.

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  • Redapt Logotype

    Not yet reviewed

    $50,000+
    $150 - $199 / hr
    50 - 249
    Woodinville, WA

    Services provided

    10% Custom Software Development
    20% Cloud Consulting & SI
    20% Enterprise App Modernization +5 services
    10% AI Development
    10% BI & Big Data Consulting & SI
    10% IT Managed Services
    10% Low/No Code Development
    10% Web Design

    Established in 1996, Redapt is a cloud consulting & SI company. The agency focuses on cloud consulting & SI and BI & big data consulting & SI, and is midsize.

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  • Dark Matter Digital Logotype

    Not yet reviewed

    $5,000+
    $150 - $199 / hr
    2 - 9
    Seattle, WA

    Services provided

    25% Custom Software Development
    25% Digital Strategy
    25% IT Strategy Consulting +1 service
    25% UX/UI Design

    Founded in 2019, Dark Matter Digital is a Digital Strategy company. Their services include Digital Strategy and UX/UI Design.

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  • Autonomicsoft Solutions LLC Logotype

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    2 - 9
    Bothell, WA

    Services provided

    25% Custom Software Development
    50% Application Testing
    25% ERP Consulting and SI

    Small Application Testing company Autonomicsoft Solutions LLC, is located in Bothell, Washington. Their services include Application Testing and ERP consulting and SI.

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  • Webtual Global Inc. Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    10 - 49
    Redmond, WA

    Services provided

    15% Custom Software Development
    25% Enterprise App Modernization
    15% Mobile App Development +6 services
    15% Web Development
    10% Low/No Code Development
    5% Application Management & Support
    5% Cloud Consulting & SI
    5% IT Strategy Consulting
    5% Other Application Development

    Webtual Global Inc., a custom software development company, was founded in 2019. The company offers Custom Software Development and Enterprise App Modernization.

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    Redmond, WA

    185th Avenue Northeast
    Redmond, WA 98052

    2 - 5

    8799313219

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  • Meydenbauer Partners Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    10 - 49
    Kirkland, WA

    Services provided

    20% Custom Software Development
    20% Back Office Outsourcing
    20% CRM Consulting and SI +2 services
    20% IT Staff Augmentation
    20% IT Strategy Consulting

    Meydenbauer Partners, an IT strategy consulting company, is based in Kirkland, Washington. They specialize in IT strategy consulting and CRM consulting and SI.

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  • Hawk Tech Universe Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Seattle, WA

    Services provided

    20% Custom Software Development
    20% IT Strategy Consulting
    20% Mobile App Development +2 services
    20% UX/UI Design
    20% Web Development

    UX design company Hawk Tech Universe is located in Seattle, Washington. They focus on UX/UI Design and IT strategy consulting and were founded in 2024.

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  • Actus Consulting Group Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Seattle, WA

    Services provided

    50% Custom Software Development
    50% CRM Consulting and SI

    Actus Consulting Group is a small Seattle, Washington-based CRM consulting and SI and custom software development company. Their services include CRM consulting and SI and Custom Software

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  • Heliopath Labs Logotype

    Not yet reviewed

    $1,000+
    $150 - $199 / hr
    2 - 9
    Seattle, WA

    Services provided

    20% Custom Software Development
    20% IoT Development
    20% Video Production +8 services
    5% Business Consulting
    5% ERP Consulting and SI
    5% Market Research
    5% Mobile App Development
    5% Other Application Development
    5% Product Design
    5% UX/UI Design
    5% Wearable App Development

    Heliopath Labs is a video production company. The Seattle, Washington-based firm was launched in 2020. Their services include Video Production and Custom Software Development.

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  • Techufy Inc Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    2 - 9
    Bellevue, WA

    Services provided

    20% Custom Software Development
    20% Enterprise App Modernization
    20% IoT Development +3 services
    20% Product Design
    10% API Development
    10% Microservices Architecture Services

    Techufy Inc is a Bellevue, Washington-based Product Design company. They provide Product Design and Custom Software Development.

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  • v37 Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    2 - 9
    Seattle, WA

    Services provided

    20% Custom Software Development
    20% Enterprise App Modernization
    20% Web Development +3 services
    15% E-Commerce Development
    15% Mobile App Development
    10% Blockchain

    V37 is a custom software development company located in Seattle, Washington. Launched in 2022, the team specializes in Custom Software Development and Web Development.

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  • Bookable Retail Logotype

    Not yet reviewed

    $1,000+
    Undisclosed
    2 - 9
    Seattle, WA

    Services provided

    20% Custom Software Development
    30% Web Development
    20% UX/UI Design +2 services
    20% Web Design
    10% Digital Strategy

    Bookable Retail is a Seattle, Washington-based web development firm. Founded in 2022, the team provides Web Development and Web Design.

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  • 3rd Interval Logotype

    Not yet reviewed

    $1,000+
    $100 - $149 / hr
    2 - 9
    Seattle, WA

    Services provided

    20% Custom Software Development
    20% AI Consulting
    20% API Development +2 services
    20% E-Commerce Development
    20% Web Development

    AI Consulting company 3rd Interval is in Seattle, Washington. The team provides AI Consulting and Custom Software Development.

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  • Merito Solutions, Inc Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Bellevue, WA

    Services provided

    40% Custom Software Development
    30% Application Testing
    30% Robotics Process Automation

    Merito Solutions, Inc, a software development company, was established in 2013. Located in Bellevue, Washington, the team offers Custom Software Development and Application Testing.

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  • Homeworld Logotype

    Not yet reviewed

    $1,000+
    $100 - $149 / hr
    10 - 49
    Seattle, WA

    Services provided

    10% Custom Software Development
    20% Branding
    20% Marketing Strategy +4 services
    20% Product Design
    15% BI & Big Data Consulting & SI
    10% UX/UI Design
    5% Business Consulting

    Small branding agency Homeworld, is based in Seattle, Washington. The team provides Branding and Marketing Strategy.

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  • Facet Digital, LLC Logotype

    Not yet reviewed

    $5,000+
    $150 - $199 / hr
    10 - 49
    Kirkland, WA

    Services provided

    10% Custom Software Development
    20% Mobile App Development
    20% Web Development +5 services
    10% API Development
    10% AR/VR Development
    10% BI & Big Data Consulting & SI
    10% DevOps Managed Services
    10% UX/UI Design

    Facet Digital, LLC is a website development firm founded in 2013. The small team offers Web Development and Mobile App Development.

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  • PNW Design Consulting Logotype

    Not yet reviewed

    $1,000+
    $100 - $149 / hr
    2 - 9
    Seattle, WA

    Services provided

    10% Custom Software Development
    20% Web Design
    10% Business Consulting +8 services
    10% E-Commerce Development
    10% Logo
    10% Search Engine Optimization
    10% Web Development
    5% Content Marketing
    5% Digital Strategy
    5% Other Digital Marketing
    5% Packaging Design

    In Seattle, Washington, PNW Design Consulting is a web design agency. Launched in 2020, the team focuses on Web Design and Custom Software Development.

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  • Virtue Tech Inc Logotype

    Not yet reviewed

    $100,000+
    $100 - $149 / hr
    10 - 49
    Bellevue, WA

    Services provided

    10% Custom Software Development
    25% Cloud Consulting & SI
    20% BI & Big Data Consulting & SI +4 services
    15% IT Strategy Consulting
    10% AI Development
    10% ERP Consulting and SI
    10% IT Staff Augmentation

    Virtue Tech Inc is a cloud consulting & SI company. The firm is in Bellevue, Washington. Their services include cloud consulting & SI and BI & big data consulting & SI.

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At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.

Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.

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We evaluate service providers using a structured methodology that combines:

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This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.

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Ability to deliver
Focus
Clutch Leaders Matrix

Rollover to see company insights or click a company below for more details.

1 Jelvix
2 Bilberrry
3 Affirma Consulting
4 UPQODE
5 ATOMICUS
6 Slashdev
7 Nearsure, a Nortal company
8 Culture Foundry
9 UpTop
10 ThirstySprout
11 Flower Press Interactive
12 UKAD
13 Mobcoder
14 Beyondsoft Consulting Inc.
15 Lunarbyte.io

List of the Top 15 Seattle Custom Software Development Companies

  1. Jelvix Logotype

    Jelvix

    $50,000+
    $50 - $99 / hr
    250 - 999
    Tallinn, Estonia

    Ability to deliver

    38.9/40.0
    20/20 Reviews
    9.1/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    70% Custom Software Development
    30% Other
    View Profile Visit Website
  3. Affirma Consulting Logotype

    Affirma Consulting

    $10,000+
    $100 - $149 / hr
    250 - 999
    Bellevue, WA

    Ability to deliver

    32.7/40.0
    15.8/20 Reviews
    7.3/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    35% Custom Software Development
    65% Other
    View Profile Visit Website
  4. UPQODE Logotype

    UPQODE

    $5,000+
    $100 - $149 / hr
    50 - 249
    Nashville, TN

    Ability to deliver

    38.6/40.0
    20/20 Reviews
    10/10 Clients & Experience
    8.6/10 Market Presence

    Service focus

    10% Custom Software Development
    90% Other
    View Profile Visit Website
  5. ATOMICUS Logotype

    ATOMICUS

    $50,000+
    $100 - $149 / hr
    10 - 49
    Seattle, WA

    Ability to deliver

    31.5/40.0
    16.4/20 Reviews
    9.5/10 Clients & Experience
    5.6/10 Market Presence

    Service focus

    60% Custom Software Development
    40% Other
    View Profile Visit Website
  6. Slashdev Logotype

    Slashdev

    $5,000+
    $25 - $49 / hr
    10 - 49
    Winter Park, FL

    Ability to deliver

    35.7/40.0
    17.2/20 Reviews
    10/10 Clients & Experience
    8.5/10 Market Presence

    Service focus

    20% Custom Software Development
    80% Other
    View Profile Visit Website
  7. Nearsure, a Nortal company Logotype

    Nearsure, a Nortal company

    $25,000+
    $25 - $49 / hr
    250 - 999
    Montevideo, Uruguay

    Ability to deliver

    36/40.0
    16.6/20 Reviews
    10/10 Clients & Experience
    9.4/10 Market Presence

    Service focus

    10% Custom Software Development
    90% Other
    View Profile Visit Website
  8. Culture Foundry Logotype

    Culture Foundry

    $25,000+
    $150 - $199 / hr
    10 - 49
    Seattle, WA

    Ability to deliver

    37.1/40.0
    17.8/20 Reviews
    10/10 Clients & Experience
    9.3/10 Market Presence

    Service focus

    10% Custom Software Development
    90% Other
    View Profile Visit Website
  9. UpTop Logotype

    UpTop

    $25,000+
    $150 - $199 / hr
    10 - 49
    Seattle, WA

    Ability to deliver

    36.2/40.0
    16.6/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    15% Custom Software Development
    85% Other
    View Profile Visit Website
  10. ThirstySprout Logotype

    ThirstySprout

    $50,000+
    $50 - $99 / hr
    50 - 249
    Seattle, WA

    Ability to deliver

    36.5/40.0
    18.2/20 Reviews
    10/10 Clients & Experience
    8.3/10 Market Presence

    Service focus

    10% Custom Software Development
    90% Other
    View Profile Visit Website
  11. Flower Press Interactive Logotype

    Flower Press Interactive

    $10,000+
    $150 - $199 / hr
    10 - 49
    Medina, WA

    Ability to deliver

    36.2/40.0
    18.8/20 Reviews
    10/10 Clients & Experience
    7.4/10 Market Presence

    Service focus

    10% Custom Software Development
    90% Other
    View Profile Visit Website
  12. UKAD Logotype

    UKAD

    $5,000+
    $50 - $99 / hr
    250 - 999
    Kirkland, WA

    Ability to deliver

    34.8/40.0
    17.6/20 Reviews
    9.4/10 Clients & Experience
    7.8/10 Market Presence

    Service focus

    10% Custom Software Development
    90% Other
    View Profile Visit Website
  13. Mobcoder Logotype

    Mobcoder

    $25,000+
    $50 - $99 / hr
    50 - 249
    Seattle, WA

    Ability to deliver

    35.8/40.0
    16.2/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    10% Custom Software Development
    90% Other
    View Profile Visit Website
  14. Beyondsoft Consulting Inc. Logotype

    Beyondsoft Consulting Inc.

    $10,000+
    $150 - $199 / hr
    10,000+
    Bellevue, WA

    Ability to deliver

    32.6/40.0
    15.2/20 Reviews
    10/10 Clients & Experience
    7.4/10 Market Presence

    Service focus

    10% Custom Software Development
    90% Other
    View Profile Visit Website
  15. Lunarbyte.io Logotype

    Lunarbyte.io

    $25,000+
    $100 - $149 / hr
    2 - 9
    Seattle, WA

    Ability to deliver

    33.2/40.0
    16.6/20 Reviews
    10/10 Clients & Experience
    6.6/10 Market Presence

    Service focus

    30% Custom Software Development
    70% Other
    View Profile Visit Website
  16. Black Antelope Logotype

    Black Antelope

    $25,000+
    $100 - $149 / hr
    2 - 9
    Seattle, WA

    Ability to deliver

    34.6/40.0
    16.2/20 Reviews
    10/10 Clients & Experience
    8.3/10 Market Presence

    Service focus

    15% Custom Software Development
    85% Other
    View Profile Visit Website
  17. Tecla Logotype

    Tecla

    $25,000+
    $25 - $49 / hr
    50 - 249
    Seattle, WA

    Ability to deliver

    34.6/40.0
    19.4/20 Reviews
    8/10 Clients & Experience
    7.2/10 Market Presence

    Service focus

    10% Custom Software Development
    90% Other
    View Profile Visit Website
  18. AccelOne Logotype

    AccelOne

    $10,000+
    $50 - $99 / hr
    50 - 249
    Kirkland, WA

    Ability to deliver

    32.9/40.0
    16/20 Reviews
    8.6/10 Clients & Experience
    8.3/10 Market Presence

    Service focus

    10% Custom Software Development
    90% Other
    View Profile Visit Website
  19. Innova Logotype

    Innova

    $5,000+
    $50 - $99 / hr
    50 - 249
    Seattle, WA

    Ability to deliver

    31.8/40.0
    17.4/20 Reviews
    9.5/10 Clients & Experience
    4.9/10 Market Presence

    Service focus

    10% Custom Software Development
    90% Other
    View Profile Visit Website
  20. Smashing Ideas Logotype

    Smashing Ideas

    Undisclosed
    Undisclosed
    50 - 249
    Seattle, WA

    Ability to deliver

    30.8/40.0
    16.2/20 Reviews
    8/10 Clients & Experience
    6.6/10 Market Presence

    Service focus

    10% Custom Software Development
    90% Other
    View Profile Visit Website
  21. Northwest Independent Ruby Development Logotype

    Northwest Independent Ruby Development

    $25,000+
    $150 - $199 / hr
    2 - 9
    Seattle, WA

    Ability to deliver

    23.8/40.0
    16.2/20 Reviews
    2.4/10 Clients & Experience
    5.2/10 Market Presence

    Service focus

    65% Custom Software Development
    35% Other
    View Profile Visit Website
  22. Matey Logotype

    Matey

    $10,000+
    $200 - $300 / hr
    2 - 9
    Seattle, WA

    Ability to deliver

    29.5/40.0
    16.4/20 Reviews
    9.1/10 Clients & Experience
    4/10 Market Presence

    Service focus

    10% Custom Software Development
    90% Other
    View Profile Visit Website
  23. Virtuosity Consulting Logotype

    Virtuosity Consulting

    $10,000+
    $25 - $49 / hr
    50 - 249
    Bellevue, WA

    Ability to deliver

    25.8/40.0
    16.2/20 Reviews
    3.1/10 Clients & Experience
    6.5/10 Market Presence

    Service focus

    25% Custom Software Development
    75% Other
    View Profile Visit Website
  24. New Normal Logotype

    New Normal

    $50,000+
    $100 - $149 / hr
    10 - 49
    Seattle, WA

    Ability to deliver

    25.3/40.0
    16.6/20 Reviews
    3.8/10 Clients & Experience
    4.9/10 Market Presence

    Service focus

    20% Custom Software Development
    80% Other
    View Profile Visit Website
  25. Scalex Technology Solutions Logotype

    Scalex Technology Solutions

    $5,000+
    $25 - $49 / hr
    10 - 49
    Bellevue, WA

    Ability to deliver

    24.3/40.0
    16.2/20 Reviews
    3.5/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    20% Custom Software Development
    80% Other
    View Profile Visit Website
  26. Room 8 Group Logotype

    Room 8 Group

    Undisclosed
    Undisclosed
    1,000 - 9,999
    Limassol, Cyprus

    Ability to deliver

    19.5/40.0
    0/20 Reviews
    10/10 Clients & Experience
    9.5/10 Market Presence

    Service focus

    20% Custom Software Development
    80% Other
    View Profile Visit Website
  27. Dura Digital Logotype

    Dura Digital

    $10,000+
    $50 - $99 / hr
    10 - 49
    Edmonton, Canada

    Ability to deliver

    24/40.0
    17.8/20 Reviews
    1.2/10 Clients & Experience
    5/10 Market Presence

    Service focus

    20% Custom Software Development
    80% Other
    View Profile Visit Website
  28. Growth Natives Logotype

    Growth Natives

    $5,000+
    $25 - $49 / hr
    50 - 249
    Clyde Hill, WA

    Ability to deliver

    25/40.0
    15/20 Reviews
    0/10 Clients & Experience
    10/10 Market Presence

    Service focus

    10% Custom Software Development
    90% Other
    View Profile Visit Website
  29. Neighborsoft.team Logotype

    Neighborsoft.team

    $1,000+
    $100 - $149 / hr
    250 - 999
    Bellevue, WA

    Ability to deliver

    20.8/40.0
    16.2/20 Reviews
    0/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    20% Custom Software Development
    80% Other
    View Profile Visit Website
  30. Persistent Systems Logotype

    Persistent Systems

    $25,000+
    $25 - $49 / hr
    10,000+
    Pune, India

    Ability to deliver

    21.6/40.0
    14.6/20 Reviews
    0/10 Clients & Experience
    7/10 Market Presence

    Service focus

    10% Custom Software Development
    90% Other
    View Profile Visit Website

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Top Software Development Agencies in Seattle

Seattle software firms design, build, test, and maintain custom applications. Typical services include:

  • Product discovery and technical road-mapping
  • UX/UI design and prototyping
  • Web, mobile, and cloud-native development (often on AWS or Azure)
  • QA automation and DevOps
  • Post-launch support and feature expansion Many local agencies also provide staff augmentation, allowing Seattle’s Fortune 500s and startups alike to scale quickly without recruiting overhead.

Here are some reasons why you should hire a local Seattle-based software development agency:

  • Proximity to major cloud platforms (AWS, Azure, Google Cloud Northwest) gives local teams early access to new services and regional data centers.
  • The city’s mature startup ecosystem, such as Techstars Seattle and Madrona Venture Group, means agencies are comfortable iterating fast and working with VC-backed roadmaps.
  • Pacific Time overlaps conveniently with both East Coast business hours and APAC engineering teams, streamlining distributed collaboration.

Rates vary by specialty and team size:

  • Mid-level custom software work: $125–$175 per hour
  • High-complexity cloud or AI projects: $175–$250+ per hour Fixed-scope MVPs typically start around $75,000, while long-term enterprise engagements can exceed $500,000. Many boutique studios offer phased billing or sprint-based contracts so you can control burn rate.

Seattle developers commonly work in:

  • Cloud & SaaS
  • E-commerce and retail tech
  • Healthcare and digital health
  • Fintech and payments
  • Maritime logistics and supply chain
  • Gaming and AR/VR (bolstered by the local indie-game scene)

Match expertise to your stack. For example, if you’re building on AWS Lambda, look for certified partners. Then you can follow these:

  • Review Clutch case studies. Prior success in your industry often predicts smoother onboarding.
  • Assess communication style. Schedule a technical deep-dive; strong agencies explain trade-offs clearly and propose realistic timelines.
  • Check cultural fit. Seattle shops range from corporate consultancies to scrappy agile squads—pick the environment that aligns with your team culture.

Watch out for these red flags when hiring a Seattle software firm:

  • One-size-fits-all proposals that ignore your existing architecture
  • Limited local presence (e.g., sales office in Seattle but dev team entirely offshore without overlap hours)
  • Inflexible IP terms that don’t assign code ownership to your company
  • Over-promising senior talent but staffing junior engineers without notice If any of these appear during discovery, continue vetting other Seattle software development services.

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