Leave a Review For Providers 0 0
  • Post a Project
Home Software Developers C Sharp

Top C# Developers

C is a popular and widely used structured programming language. Dedicated C# developers leverage it to create state-of-the-art, tailored solutions for various platforms. Their primary role is designing, building, and deploying customized software applications. They provide invaluable technical expertise needed to create, maintain, and optimize sophisticated software solutions. C# developers are focused on delivering versatile, high-performing, and robust software. Clutch has gathered the best C# development companies ready to help execute your software ideas. Partner with the right team by assessing their individual company profiles, case studies, and client ratings. Additionally, feel free to utilize the filters we’re prepared to streamline your search. Explore: C# development agencies in the US, C# development firms in the UK, and C# development service providers in Canada.
Ratings Updated: August 18, 2026
We verify reviews and evaluate companies so you can choose with confidence. We may earn a fee for some placements. Learn how Clutch ensures trust

15 Leaders 15 Contenders

Get Matched

4,789 Companies

Programming & Scripting: C#

List of the Top C# Development Companies

  • Moon Ideas Logotype

    Not yet reviewed

    $10,000+
    $25 - $49 / hr
    10 - 49
    Montevideo, Uruguay

    Services provided

    40% Custom Software Development
    40% E-Commerce Development
    20% UX/UI Design

    Focus Areas

    10% C#
    40% JavaScript
    40% PHP +1
    10% Python

    Moon Ideas is a custom software development firm. Launched in 2008, the company is based in Montevideo, Uruguay. Their team focuses on Custom Software Development and E-Commerce Development.

    Read more
    View Profile
  • TrunkBBI Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    50 - 249
    Manchester, England

    Services provided

    10% Custom Software Development
    30% Mobile App Development
    30% Web Development +3
    10% AR/VR Development
    10% Low/No Code Development
    10% Search Engine Optimization

    Focus Areas

    11% C#
    22% JavaScript
    22% Other programming & scripting languages +3
    22% PHP
    12% SQL
    11% Typescript

    TrunkBBI is a midsize website development company based in Manchester, England and Leeds, England. The team provides Web Development and Mobile App Development.

    Read more
    View Profile
  • Bitswits Logotype

    4.9 10 reviews
    $25,000+
    $25 - $49 / hr
    50 - 249
    Karachi, Pakistan

    Services provided

    10% Custom Software Development
    40% Mobile App Development
    10% AI Development +4
    10% AR/VR Development
    10% Blockchain
    10% Low/No Code Development
    10% Web Design

    Focus Areas

    11% C#
    12% Elixir
    11% ASP.NET +6
    11% C
    11% C++
    11% Go
    11% Java
    11% JavaScript
    11% Rust

    Bitswits is a custom software development company specializing in tailored solutions, including mobile and web applications. Across their reviews, they are praised for their innovative solutions, user-friendly designs, and high customization, with over 80% of reviewers highlighting their technical expertise and professionalism. While project timelines occasionally extend, their commitment to quality and customer satisfaction remains consistently high.

    See all 10 projects

    Reviews mention Passionate about their work

    Clients consistently highlight Bitswits' passion for their work, noting their attention to detail and commitment to transforming visions into reality. One client remarked on the 'brilliant minds' at Bitswits, emphasizing their innovative approach and dedication to meeting client needs. The team's responsiveness and open communication fostered a collaborative environment, making clients feel valued. Overall, the sentiment reflects strong appreciation for Bitswits' enthusiasm and expertise, which significantly contributed to successful project outcomes.
    • Blockchain Development for NFT Design Company
      5.0 Jun 26, 2023

      Working alongside the brilliant minds at Bitswits to bring Proeye to life has been an experience like no other. From the very beginning, they took our vision and infused it with their expertise, weaving a tapestry of innovation and creativity. Their attention to detail and dedication to perfection were evident in every pixel and line of code, resulting in an app that seamlessly blends functionality and aesthetics. But what truly set Bitswits apart was their unwavering commitment to satisfying our needs. Throughout the entire journey, they were there to listen, understand, and address our needs.

      Read Full Review
    Read All Reviews
    4 of 4 Custom Software Development reviews are 5 stars
    $10,000 – $49,000 avg. project cost

    Custom Software Development PROJECT HIGHLIGHT

    Mobile App Design & Development for Construction & Repair Co

    5.0 — A construction and repair company has hired Bitswits to develop a mobile app for labor hiring processes. The team has integrated a portal feature into the app for the users to enlist and create Read more
    Read 4 Reviews

    Industry Experience

    Bitswits has successfully delivered projects across various industries, including Supply Chain and Logistics, Gaming, and advanced transcription services. Feedback highlights their strengths in custom mobile app development, user experience design, and integration of complex functionalities. Clients commend their responsiveness and project management skills, though some noted minor delays. Overall, Bitswits is a strong fit for companies in need of innovative solutions in construction, gaming, blockchain, and transcription services.

    Read All Reviews

    Select Industry to see insights

    Supply Chain, Logistics, and Transport Gaming Other Industry

    Average Project Cost Breakdown

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

    What Clients Have Said

    Clients have consistently praised Bitswits for their competitive pricing and exceptional value for money. One client highlighted that their budget-friendly services delivered a product worth significantly more, stating they could have easily paid ten times more with another company. Another review emphasized that Bitswits' pricing aligned well with their budget while still providing high-quality outputs. Overall, the sentiment reflects a strong appreciation for the cost-effectiveness of Bitswits' services, reinforcing their reputation for delivering quality solutions at reasonable prices.
    Read All Reviews
    View Profile

    • Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.

    Get My Matches
  • Digisperts Technology Company Limited Logotype

    3.5 1 review
    Undisclosed
    $100 - $149 / hr
    10 - 49
    Agege, Nigeria

    Services provided

    20% Custom Software Development
    20% Blockchain
    20% Market Research +2
    20% Social Media Marketing
    20% Web Development

    Focus Areas

    10% C#
    10% C++
    10% Go +10
    10% JavaScript
    10% PHP
    10% Rust
    10% Swift
    5% HTML5
    5% Other programming & scripting languages
    5% SQL
    5% Scala
    5% Typescript
    5% jquery

    Digisperts Technology Company is a versatile technology firm specializing in mail server maintenance and web-app development. Reviews indicate a high level of professionalism, with 100% of respondents mentioning successful project outcomes despite challenges and recognizing their dedication to continual improvement. The firm is valued for being cost-effective and responsive, with efficient project management highlighted by all reviewers.

    See all 1 projects

    Industry Experience

    Digisperts Technology Company Limited has received positive feedback particularly in the Advertising & Marketing sector, where they successfully delivered web-app solutions and maintained mail servers for clients. Their strengths include professionalism, effective project management, and a commitment to continuous improvement. The overall sentiment is favorable, indicating that potential clients in the Advertising & Marketing industry may find them a suitable partner for web development and IT solutions.

    Read All Reviews

    Select Industry to see insights

    Advertising & marketing

    Average Project Cost Breakdown

    Less than $10,000 (1)

    What Clients Have Said

    Clients have noted that Digisperts Technology Company offers good value for the cost of their services, with one client specifically highlighting this as a reason for their selection. The overall sentiment reflects satisfaction with the company's pricing relative to the quality of work delivered, as projects were completed successfully and on time. Feedback indicates that the company is committed to continuous improvement, which adds to their perceived value.
    Read All Reviews
    $8,000 $15,000 $30,000

    Startup Development Bundle

    View Packages
    View Profile
  • Advancing Data Solutions LLC Logotype

    Advancing Data Solutions LLC

    5.0 5 reviews
    $5,000+
    $50 - $99 / hr
    2 - 9

    Services provided

    15% Custom Software Development
    60% BI & Big Data Consulting & SI
    20% Cloud Consulting & SI +1
    5% Mobile App Development

    Focus Areas

    30% C#
    40% ASP.NET
    30% SQL

    Advancing Data Solutions LLC is a leading provider of tailored software development services, specializing in custom software creation and full-stack software development projects. All reviewers highlighted their expertise in ASP.NET and SQL Server, noting significant improvements in performance and cost efficiency. Impressively, 100% of feedback praised their project management and professionalism, leading to enhanced system uptime and customer satisfaction.

    See all 5 projects

    Reviews mention Well-executed projects

    Clients have expressed high satisfaction with Advancing Data Solutions LLC, highlighting their well-executed projects that resulted in significant performance improvements. One client noted a 60% increase in reporting speed and praised the team's efficient project management, timely delivery, and proactive communication. The ability to design a hybrid OLTP + OLAP solution was particularly impressive, showcasing their expertise in AWS Glue and DynamoDB. Overall, feedback indicates a strong alignment with client needs and a commitment to excellence.
    • Cloud Consulting & Big Data Consulting for IT Services Company
      5.0 Sep 5, 2025

      The team managed the project efficiently, delivering milestones on time. They communicated clearly, gave regular status updates, and were proactive in resolving challenges. Our feedback and evolving reporting needs were quickly incorporated into the solution.

      Read Full Review
    Read All Reviews
    1 of 1 Custom Software Development reviews are 5 stars
    1 new review for Custom Software Development in past 6 months
    $10,000 – $49,000 avg. project cost

    Custom Software Development PROJECT HIGHLIGHT

    Scheduling App Migration for Salon

    5.0 — Advancing Data Solutions LLC migrated a salon scheduling application from Azure to Windows hosting and then to a dedicated server. They also optimized SQL Server queries and improved API Read more
    Read 1 Review

    Industry Experience

    Advancing Data Solutions LLC has demonstrated expertise across various industries, including Education, Beauty & Cosmetics, and Advertising & Marketing. In Education, they created a successful Quran app that enhanced comprehension for non-Arabic speakers, receiving positive feedback for user engagement. The Beauty & Cosmetics sector saw significant performance improvements in a salon scheduling application, with a focus on cost optimization. In Advertising, they effectively designed OLTP and OLAP solutions, achieving notable enhancements in data processing speeds. Overall, their strengths lie in technical proficiency, cost-effective solutions, and strong project management.

    Read All Reviews

    Select Industry to see insights

    Beauty & Cosmetics Education Advertising & marketing

    Average Project Cost Breakdown

    Less than $10,000 (2) $10,000 to $49,000 (1)

    What Clients Have Said

    Overall, clients have consistently expressed satisfaction with Advancing Data Solutions LLC's cost-effectiveness and value for money. One client noted that their pricing fit within budget while providing good value, particularly highlighting a nearly 50% reduction in hosting costs alongside improved performance. Another client praised the balance of cost savings and performance enhancements achieved through their services. This positive sentiment reflects the company's commitment to delivering quality solutions at competitive prices.
    Read All Reviews
    View Profile
  • Relia Software Logotype

    5.0 14 reviews
    $10,000+
    $25 - $49 / hr
    50 - 249
    Ho Chi Minh City, Vietnam

    Services provided

    10% Custom Software Development
    10% AI Agents
    10% AI Development +7
    10% DevOps Managed Services
    10% Enterprise App Modernization
    10% Generative AI
    10% IT Staff Augmentation
    10% Low/No Code Development
    10% Mobile App Development
    10% Web Development

    Focus Areas

    10% C#
    10% Go
    10% Java +7
    10% JavaScript
    10% Kotlin
    10% Python
    10% Redux
    10% Rust
    10% Swift
    10% Typescript

    Relia Software is a bespoke software development firm known for its expertise in custom software creation and end-to-end software development. Reviews highlight their strong communication skills and ability to deliver projects on time, with 100% of feedback emphasizing their effective project management and solution delivery. Customers appreciate their flexibility and technical prowess, with 75% highlighting the quality of their developers.

    See all 14 projects

    Reviews mention Accessible

    Clients have expressed a highly positive sentiment regarding the accessibility of Relia Software. One client highlighted their 'amazing' responsiveness and ability to communicate effectively, stating that the team was 'easily accessible' and 'prompt in their responses.' This level of accessibility was particularly appreciated by non-technical clients, who found the team professional and reliable. Overall, feedback indicates that Relia Software excels in maintaining open lines of communication and delivering on their commitments.
    • Custom E-Commerce Website for Textile Art Retailer
      5.0 Aug 7, 2023

      Relia’s commitment to deliver what was promised is something that is a boon to solopreneur clients like myself. The Relia Software team is easily accessible, easy to communicate with, are very professional and prompt in their responses and their work. We faced a lot of problems with the Web Design team which was separate from Relia, the web development team, but Relia just showed resilience in the face of adversity and delivered what was promised.

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

    Custom Software Development PROJECT HIGHLIGHT

    Custom Software Dev for Recruitment CRM Provider

    5.0 — Relia Software has developed a recruitment CRM for a recruitment CRM provider; including creating features for data processing and candidate matching and crafting booking, onboarding, and compliance Read more
    Read 4 Reviews

    Average Project Cost Breakdown

    $10,000 to $49,000 (5) $50,000 to $199,999 (2) $200,000 to $999,999 (1)

    What Clients Have Said

    Clients consistently highlight Relia Software's competitive pricing and excellent value for money. One client noted that their 'pricing fits our budget' and emphasized 'good value for cost.' Another client praised the reasonable costs that allowed for expert advice, saving both time and money. Overall, feedback reflects satisfaction with the quality of work relative to investment, with several clients indicating a willingness to re-engage due to the perceived value received.
    Read All Reviews

    View projects from:

    India (2) Singapore (2) Australia (1) Indonesia (1) United States (1) England (1)
    View Profile
  • Digital Dividend Logotype

    4.7 14 reviews
    $1,000+
    $25 - $49 / hr
    50 - 249
    Västerås, Sweden

    Services provided

    20% Custom Software Development
    30% Mobile App Development
    20% IoT Development +2
    20% Web Development
    10% IT Staff Augmentation

    Focus Areas

    10% C#
    20% ASP.NET
    20% Swift +5
    15% Typescript
    10% JavaScript
    10% Kotlin
    10% SQL
    5% Redux

    Digital Dividend is a bespoke software development company offering a wide array of services including custom software creation, full-stack development, and software engineering. Reviews highlight their professionalism, effective project management, and expertise across various platforms, with a 100% positive feedback rate. Approximately 75% of reviewers noted their ability to deliver projects within time, budget, and quality expectations.

    See all 14 projects
    1 of 3 Custom Software Development reviews are 5 stars
    $50,000 – $199,999 avg. project cost

    Custom Software Development PROJECT HIGHLIGHT

    IoT Development & Engineering for Engineering Company

    5.0 — Digital Dividend was hired by an engineering company to develop schematics and firmware for their custom IoT units. This involved developing a program for the client's microcontroller. Read more
    Read 3 Reviews

    Industry Experience

    Digital Dividend has demonstrated expertise in industries including Information Technology, Healthcare, Automotive, and Retail. Clients consistently praise their communication, project management, and technical skills. In IT, they excel in developing complex platforms and apps, receiving positive feedback for their UI/UX, although some suggest improvements. In Healthcare, their work on apps for chronic conditions showcases their ability to transform patient data management. Overall, sentiment is strong across industries, particularly for clients seeking reliable web and mobile development.

    Read All Reviews

    Select Industry to see insights

    IT Services Business services Arts, entertainment & music Automotive Retail Healthcare Information technology

    Average Project Cost Breakdown

    $10,000 to $49,000 (3) $50,000 to $199,999 (2) Less than $10,000 (1) $200,000 to $999,999 (1)

    What Clients Have Said

    Clients generally perceive Digital Dividend as providing strong value for money, with competitive pricing compared to local competitors. For instance, one client noted their cost-effectiveness, stating, 'They work efficiently within our budget.' However, some feedback suggests variability in project timelines and the need for clearer initial estimates. Overall, the sentiment is positive, with many clients expressing satisfaction with the quality of work relative to their investment.
    Read All Reviews

    View projects from:

    Pakistan (2) Sweden (2) United States (2) Germany (1) South Africa (1) England (1)
    View Profile
  • Siesta Labs Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    10 - 49
    Prague, Czech Republic

    Services provided

    25% Custom Software Development
    10% Microservices Architecture Services
    10% Mobile App Development +10
    10% Other Application Development
    5% Application Management & Support
    5% Business Consulting
    5% Cloud Consulting & SI
    5% DevOps Managed Services
    5% IT Strategy Consulting
    5% Search Engine Optimization
    5% UX/UI Design
    5% Web Design
    5% Web Development

    Focus Areas

    10% C#
    25% Objective C
    25% UnrealScript +3
    15% C++
    15% JavaScript
    10% ASP.NET

    Siesta Labs is a software development company. Launched in 2016, the company specializes in Custom Software Development and Mobile App Development.

    Read more
    View Profile
  • Centare Logotype

    Not yet reviewed

    $25,000+
    $100 - $149 / hr
    50 - 249
    Brookfield, WI

    Services provided

    50% Custom Software Development
    20% Enterprise App Modernization
    10% Digital Strategy +2
    10% UX/UI Design
    10% Web Development

    Focus Areas

    50% C#
    20% Java
    20% JavaScript +1
    10% Objective C

    Founded in 1999, Centare is a software development firm. The team specializes in Custom Software Development and Enterprise App Modernization.

    Read more
    View Profile
  • ChampSoft Inc. Logotype

    Not yet reviewed

    $10,000+
    $25 - $49 / hr
    50 - 249
    Brentwood, TN

    Services provided

    10% Custom Software Development
    20% IT Staff Augmentation
    12% Low/No Code Development +13
    10% API Development
    10% Mobile App Development
    10% Web Development
    5% AI Development
    5% Generative AI
    3% AI Consulting
    3% Cloud Consulting & SI
    3% DevOps Managed Services
    2% Application Management & Support
    2% E-Commerce Development
    2% Enterprise App Modernization
    2% Microservices Architecture Services
    1% BI & Big Data Consulting & SI

    Focus Areas

    20% C#
    12% SQL
    10% PHP +24
    7% JavaScript
    6% Python
    5% ASP.NET
    5% jquery
    4% Typescript
    3% Apex
    3% Delphi
    3% Java
    3% Redux
    3% Swift
    2% AJAX
    2% HTML5
    1% ASP
    1% C
    1% C++
    1% Ember.js
    1% Go
    1% Kotlin
    1% Ruby
    1% Rust
    1% UnrealScript
    1% Visual Basic
    1% XML
    1% backbone.js

    ChampSoft Inc. Is a midsize IT staff augmentation company located in Brentwood, Tennessee and Bengaluru, India. The team specializes in IT staff augmentation and Low/No Code Development.

    Read more
    View Profile
  • Userware Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    10 - 49
    Neuilly-sur-Seine, France

    Services provided

    10% Custom Software Development
    60% Enterprise App Modernization
    10% AI Development +2
    10% AR/VR Development
    10% Web Design

    Focus Areas

    30% C#
    25% SQL
    20% ASP.NET +2
    15% Other programming & scripting languages
    10% Visual Basic

    Userware is an Enterprise App Modernization company. The company is located in Neuilly-sur-Seine, France. Their services include Enterprise App Modernization and Custom Software Development.

    Read more
    View Profile
  • Mainstream Technologies, Inc. Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    50 - 249
    Little Rock, AR

    Services provided

    34% Custom Software Development
    33% Cybersecurity
    33% IT Managed Services

    Focus Areas

    50% C#
    50% Java

    Software development company Mainstream Technologies, Inc. Offers Custom Software Development and Cybersecurity. They were founded in 1996.

    Read more
    View Profile
  • MEV Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    50 - 249
    Walnut Creek, CA

    Services provided

    50% Custom Software Development
    10% DevOps Managed Services
    10% Enterprise App Modernization +4
    10% IoT Development
    10% Mobile App Development
    5% Application Management & Support
    5% UX/UI Design

    Focus Areas

    10% C#
    20% Java
    10% C +7
    10% C++
    10% JavaScript
    10% Python
    10% Scala
    10% Typescript
    5% ASP.NET
    5% Go

    MEV is a bespoke software development company with a focus on creating tailored solutions for complex logistical, health, and financial challenges. Their reviews are overwhelmingly positive, highlighting their deep industry understanding and agile project management. Approximately 100% of the clients praised MEV's ability to integrate seamlessly with existing systems and their commitment to client needs and mission alignment.

    View Profile
  • Nenos Software Logotype

    Not yet reviewed

    $50,000+
    $50 - $99 / hr
    10 - 49
    Galați, Romania

    Services provided

    30% Custom Software Development
    20% AI Development
    20% IoT Development +2
    20% Web Design
    10% BI & Big Data Consulting & SI

    Focus Areas

    20% C#
    40% Python
    20% JavaScript +2
    10% C++
    10% SQL

    Nenos Software is a Galați, Romania-based software development company. They focus on Custom Software Development and Artificial Intelligence and were founded in 2011.

    Read more
    View Profile
  • VOKA Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    50 - 249
    New York, NY

    Services provided

    20% Custom Software Development
    60% Video Production
    20% AR/VR Development

    Focus Areas

    40% C#
    20% C++
    15% JavaScript +3
    10% HTML5
    10% Python
    5% Typescript

    VOKA is a video production company based in New York, New York. Their services include Video Production and Custom Software Development.

    Read more
    View Profile
  • Pixis Software Logotype

    5.0 1 review
    $5,000+
    $150 - $199 / hr
    10 - 49
    Morrisville, NC

    Services provided

    30% Custom Software Development
    30% Web Development
    20% Enterprise App Modernization +2
    10% Mobile App Development
    10% Other Application Development

    Focus Areas

    50% C#
    30% Typescript
    10% C++ +1
    10% SQL

    With over 15 years of expertise, we specialize in empowering medium to large-scale enterprises to streamline their operations and enhance customer experiences through innovative software solutions.

    Read more
    See all 1 projects
    View Profile
  • Sigaap Logotype

    Sigaap

    2.5 2 reviews
    $1,000+
    < $25 / hr
    10 - 49

    Services provided

    10% Custom Software Development
    20% AR/VR Development
    20% Mobile App Development +3
    20% Other Application Development
    20% Web Development
    10% E-Commerce Development

    Focus Areas

    17% C#
    17% C++
    17% Other programming & scripting languages +3
    17% PHP
    17% SQL
    15% Kotlin

    Sigaap, a company ostensibly offering full stack software development services, has received overwhelmingly negative feedback from reviewers. One hundred percent of the reviews highlight concerns about financial misconduct and lack of project delivery, with specific mention of unprofessional behavior and communication issues. No positive aspects of Sigaap's custom software creation were noted in the feedback.

    See all 2 projects

    Reviews mention Proactive

    Client feedback reflects a highly positive sentiment regarding Sigaap's proactive approach. They consistently provide timely updates and respond to queries, often resolving issues within a day, even on weekends. One client noted, 'the communication is really great, and the response time from the team is really awesome.' Moreover, clients appreciate Sigaap's foresight in development, with one remarking, 'they think way ahead of us,' underscoring their proactive problem-solving capabilities.
    • Custom Software Development for Game Development Company
      4.5 Apr 23, 2021

      One thing I like about working with them is their experience — they think way ahead of us. Even with my 20 years of experience, their experience combined enables them to give the best suggestions for development. The Sigaap team is the best problem solvers.

      Read Full Review
    Read All Reviews

    Industry Experience

    Sigaap has demonstrated expertise primarily in the Arts, Entertainment & Music, and Information Technology sectors. In the gaming industry, they have been praised for their strong problem-solving abilities and efficient project management, leading to high-quality game development with rapid turnaround times. However, their engagement in the IT sector faced serious issues, with one client reporting project failure and unprofessional behavior. Overall, Sigaap shows strength in game development but caution is advised for IT-related projects.

    Read All Reviews

    Select Industry to see insights

    Information technology Arts, entertainment & music

    Average Project Cost Breakdown

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

    What Clients Have Said

    Client feedback on Sigaap's value for money is mixed. One CEO praised their cost-effectiveness, noting a $13,000 investment led to high-quality game development and excellent communication. However, a CTO reported a negative experience, claiming financial fraud and poor project delivery, suggesting that upfront payments should be avoided. Overall, while Sigaap demonstrates potential value in some cases, concerns about reliability and transparency in pricing persist.
    Read All Reviews
    View Profile
  • Erlang Solutions Logotype

    Not yet reviewed

    $10,000+
    Undisclosed
    50 - 249
    London, England

    Services provided

    40% Custom Software Development
    20% IT Strategy Consulting
    10% Blockchain +4
    10% IoT Development
    10% Other Application Development
    5% Computer Engineering
    5% Mobile App Development

    Focus Areas

    10% C#
    70% Other programming & scripting languages
    10% Go +1
    10% Java

    Erlang Solutions is a software development company. The London, England-based team specializes in Custom Software Development and IT strategy consulting.

    Read more
    View Profile
  • IGS Solutions LTD Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    10 - 49
    Whetstone , England

    Services provided

    40% Custom Software Development
    30% Mobile App Development
    20% Web Development +1
    10% Web Design

    Focus Areas

    50% C#
    50% ASP.NET

    Established in 2004, IGS Solutions LTD is a custom software development firm. Their team offers Custom Software Development and Mobile App Development.

    Read more
    View Profile
  • Technologist Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    10 - 49
    Yerevan, Armenia

    Services provided

    50% Custom Software Development
    25% Mobile App Development
    25% Web Development

    Focus Areas

    30% C#
    50% Typescript
    20% JavaScript

    Technologist , a small custom software development firm, is in Yerevan, Armenia. The team specializes in Custom Software Development and Web Development.

    Read more
    View Profile
  • Oceanstart Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    50 - 249
    Kington, England

    Services provided

    40% Custom Software Development
    30% Web Development
    20% Blockchain +1
    10% Web Design

    Focus Areas

    25% C#
    25% Java
    25% PHP +2
    15% JavaScript
    10% Python

    Software development firm Oceanstart was launched in 2010. The company specializes in Custom Software Development and Web Development, and is midsize.

    Read more
    View Profile
  • Petricore, Inc. Logotype

    Not yet reviewed

    $10,000+
    $100 - $149 / hr
    2 - 9
    Worcester, MA

    Services provided

    50% Custom Software Development
    15% Graphic Design
    15% Mobile App Development +3
    10% AR/VR Development
    5% Application Testing
    5% UX/UI Design

    Focus Areas

    100% C#

    Petricore, Inc., a software development firm, was launched in 2015. Headquartered in Worcester, Massachusetts, the team offers Custom Software Development and Graphic Design.

    Read more
    View Profile
  • Interval Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    10 - 49
    İstanbul, Türkiye

    Services provided

    25% Custom Software Development
    25% E-Commerce Development
    25% Mobile App Development +1
    25% Web Development

    Focus Areas

    20% C#
    20% ASP.NET
    20% JavaScript +2
    20% SQL
    20% Swift

    Interval is a software development company. Founded in 2015, the team specializes in Custom Software Development and Web Development. The agency is based in İstanbul, Türkiye.

    Read more
    View Profile
  • Binarit Plc. Logotype

    5.0 1 review
    Undisclosed
    $50 - $99 / hr
    10 - 49
    Budapest, Hungary

    Services provided

    60% Custom Software Development
    30% Application Management & Support
    10% Web Design

    Focus Areas

    10% C#
    60% ASP.NET
    10% JavaScript +3
    10% SQL
    5% Typescript
    5% XML

    Binarit is a Hungarian software development company dedicated to delivering high-quality custom software solutions. Our team of expert developers and engineers focuses on understanding the unique

    Read more
    See all 1 projects
    View Profile
  • JNM Systems Pvt Ltd Logotype

    JNM Systems Pvt Ltd

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249

    Services provided

    15% Custom Software Development
    15% IT Managed Services
    15% Mobile App Development +7
    15% Web Development
    10% Application Management & Support
    10% Other Application Development
    5% AI Development
    5% Blockchain
    5% E-Commerce Development
    5% IoT Development

    Focus Areas

    20% C#
    25% Java
    20% Kotlin +2
    20% Other programming & scripting languages
    15% PHP

    JNM Systems Pvt Ltd is a Pune, India-based IT managed services company. Their services include IT managed services and Custom Software Development.

    Read more
    View Profile
  • Mindfield Consulting Logotype

    Not yet reviewed

    $25,000+
    Undisclosed
    10 - 49
    Vancouver, Canada

    Services provided

    60% Custom Software Development
    20% Business Consulting
    10% Enterprise App Modernization +1
    10% IT Strategy Consulting

    Focus Areas

    60% C#
    20% PHP
    10% ASP.NET +1
    10% SQL

    Mindfield Consulting, a software development firm, was launched in 1999. The company offers Custom Software Development and Business Consulting, and is small.

    Read more
    View Profile
  • Agitavit Solutions Logotype

    Not yet reviewed

    $50,000+
    $50 - $99 / hr
    50 - 249
    Ljubljana, Slovenia

    Services provided

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

    Focus Areas

    50% C#
    30% SQL
    10% HTML5 +1
    10% Typescript

    Agitavit Solutions, a software development firm, was founded in 2003. The company provides Custom Software Development and Mobile App Development, and is midsize.

    Read more
    View Profile
  • PRODATA Datenbanken und Informationssysteme GmbH Logotype

    PRODATA Datenbanken und Informationssysteme GmbH

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249

    Services provided

    25% Custom Software Development
    30% CRM Consulting and SI
    20% Digital Strategy +2
    15% E-Commerce Development
    10% Email Marketing

    Focus Areas

    40% C#
    30% ASP.NET
    20% SQL +1
    10% JavaScript

    CRM consulting and SI company PRODATA Datenbanken und Informationssysteme GmbH was founded in 1991. The agency offers CRM consulting and SI and Custom Software Development, and is midsize.

    Read more
    View Profile
  • Room 505 Logotype

    Room 505

    Not yet reviewed

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

    Services provided

    10% Custom Software Development
    70% AR/VR Development
    10% Mobile App Development +1
    10% Other Application Development

    Focus Areas

    67% C#
    33% PHP

    Room 505 is an AR/VR development company. The small Kropyvnytskyi, Ukraine-based team focuses on AR/VR development and Custom Software Development. The company was founded in 2015.

    Read more
    View Profile
  • RealityMatters Inc. Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    10 - 49
    El Segundo, CA

    Services provided

    20% Custom Software Development
    60% AR/VR Development
    10% Corporate Training & Coaching +1
    10% Marketing Strategy

    Focus Areas

    50% C#
    50% PHP

    AR/VR development company RealityMatters Inc. Is located in El Segundo, California and Mechelen, Belgium. They focus on AR/VR development and Custom Software Development and were founded in 2007.

    Read more
    View Profile

Tell us what you need — we’ll match you with top agencies in minutes.

Get My Matches
tracking image

Why Trust Clutch

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.

Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.

We evaluate service providers using a structured methodology that combines:

  • In-depth client interviews and ratings
  • Comprehensive project details
  • Market presence
  • Portfolio examples and industry recognition

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.

Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.

We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.

Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.

Ability to deliver
Focus
Clutch Leaders Matrix

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

1 Future Processing
2 TatvaSoft
3 Trinetix
4 Arcanys
5 AgileEngine
6 Vega IT
7 Software Mind S.A.
8 CSHARK
9 Abto Software
10 10Pearls
11 Taazaa Inc.
12 Superscript Systems Ltd
13 Scalo
14 Capital Numbers
15 ELEKS

List of the Top 15 C# Development Companies

  1. Future Processing Logotype

    Future Processing

    $25,000+
    $50 - $99 / hr
    250 - 999
    Gliwice, Poland

    Ability to deliver

    39.1/40.0
    19.2/20 Reviews
    10/10 Clients & Experience
    9.9/10 Market Presence

    Service focus

    25% Custom Software Development
    40% C#
    75% Other
    View Profile Visit Website
  2. TatvaSoft Logotype

    TatvaSoft

    $25,000+
    < $25 / hr
    1,000 - 9,999
    Ahmedabad, India

    Ability to deliver

    37.6/40.0
    17.8/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    50% Custom Software Development
    20% C#
    50% Other
    View Profile Visit Website
  3. Trinetix Logotype

    Trinetix

    $50,000+
    $50 - $99 / hr
    250 - 999
    Nashville, TN

    Ability to deliver

    36.2/40.0
    16.2/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    40% Custom Software Development
    70% C#
    60% Other
    View Profile Visit Website
  4. Arcanys Logotype

    Arcanys

    $100,000+
    $25 - $49 / hr
    250 - 999
    Cebu City, Philippines

    Ability to deliver

    38.7/40.0
    20/20 Reviews
    10/10 Clients & Experience
    8.7/10 Market Presence

    Service focus

    40% Custom Software Development
    20% C#
    60% Other
    View Profile Visit Website
  5. AgileEngine Logotype

    AgileEngine

    $25,000+
    $25 - $49 / hr
    1,000 - 9,999
    Boca Raton, FL

    Ability to deliver

    39.8/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    30% Custom Software Development
    10% C#
    70% Other
    View Profile Visit Website
  6. Vega IT Logotype

    Vega IT

    $50,000+
    $50 - $99 / hr
    250 - 999
    Novi Sad, Serbia

    Ability to deliver

    38.2/40.0
    18.6/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    60% Custom Software Development
    20% C#
    40% Other
    View Profile Visit Website
  7. Software Mind S.A. Logotype

    Software Mind S.A.

    $50,000+
    $50 - $99 / hr
    1,000 - 9,999
    Kraków, Poland

    Ability to deliver

    38.9/40.0
    19.2/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    15% Custom Software Development
    22% C#
    85% Other
    View Profile Visit Website
  8. CSHARK Logotype

    CSHARK

    $50,000+
    $50 - $99 / hr
    250 - 999
    Wrocław, Poland

    Ability to deliver

    35.4/40.0
    15.8/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    50% Custom Software Development
    100% C#
    50% Other
    View Profile Visit Website
  9. Abto Software Logotype

    Abto Software

    $10,000+
    $25 - $49 / hr
    250 - 999
    L'viv, Ukraine

    Ability to deliver

    37/40.0
    17.4/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    35% Custom Software Development
    25% C#
    65% Other
    View Profile Visit Website
  10. 10Pearls Logotype

    10Pearls

    $50,000+
    $25 - $49 / hr
    1,000 - 9,999
    Vienna, VA

    Ability to deliver

    36.6/40.0
    16.8/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    30% Custom Software Development
    20% C#
    70% Other
    View Profile Visit Website
  11. Taazaa Inc. Logotype

    Taazaa Inc.

    $10,000+
    $50 - $99 / hr
    250 - 999
    Hudson, OH

    Ability to deliver

    35.8/40.0
    16.4/20 Reviews
    9.8/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    35% Custom Software Development
    30% C#
    65% Other
    View Profile Visit Website
  12. Superscript Systems Ltd Logotype

    Superscript Systems Ltd

    $50,000+
    $50 - $99 / hr
    10 - 49
    Langhorne, PA

    Ability to deliver

    35.6/40.0
    17.4/20 Reviews
    10/10 Clients & Experience
    8.2/10 Market Presence

    Service focus

    55% Custom Software Development
    65% C#
    45% Other
    View Profile Visit Website
  13. Scalo Logotype

    Scalo

    $10,000+
    $50 - $99 / hr
    250 - 999
    Wrocław, Poland

    Ability to deliver

    39.1/40.0
    19.4/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    25% Custom Software Development
    20% C#
    75% Other
    View Profile Visit Website
  14. Capital Numbers Logotype

    Capital Numbers

    $10,000+
    $25 - $49 / hr
    250 - 999
    Kolkata, India

    Ability to deliver

    39.7/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    30% Custom Software Development
    10% C#
    70% Other
    View Profile Visit Website
  15. ELEKS Logotype

    ELEKS

    $25,000+
    $50 - $99 / hr
    1,000 - 9,999
    Tallinn, Estonia

    Ability to deliver

    35.8/40.0
    15.8/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    50% Custom Software Development
    20% C#
    50% Other
    View Profile Visit Website
  16. UplineSoft Logotype

    UplineSoft

    $5,000+
    $25 - $49 / hr
    250 - 999
    New York, NY

    Ability to deliver

    38.9/40.0
    20/20 Reviews
    10/10 Clients & Experience
    8.9/10 Market Presence

    Service focus

    60% Custom Software Development
    10% C#
    40% Other
    View Profile Visit Website
  17. EXLRT Logotype

    EXLRT

    $10,000+
    $50 - $99 / hr
    50 - 249
    Naarden, Netherlands

    Ability to deliver

    35.6/40.0
    17/20 Reviews
    10/10 Clients & Experience
    8.6/10 Market Presence

    Service focus

    40% Custom Software Development
    50% C#
    60% Other
    View Profile Visit Website
  18. Pell Software Logotype

    Pell Software

    $1,000+
    $100 - $149 / hr
    10 - 49
    Denver, CO

    Ability to deliver

    36.5/40.0
    17.4/20 Reviews
    10/10 Clients & Experience
    9.1/10 Market Presence

    Service focus

    70% Custom Software Development
    40% C#
    30% Other
    View Profile Visit Website
  19. Edvantis Logotype

    Edvantis

    $10,000+
    $25 - $49 / hr
    250 - 999
    Rzeszów, Poland

    Ability to deliver

    39.5/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.5/10 Market Presence

    Service focus

    25% Custom Software Development
    15% C#
    75% Other
    View Profile Visit Website
  20. Reenbit Logotype

    Reenbit

    $25,000+
    $25 - $49 / hr
    50 - 249
    L'viv, Ukraine

    Ability to deliver

    38.1/40.0
    19/20 Reviews
    10/10 Clients & Experience
    9.1/10 Market Presence

    Service focus

    20% Custom Software Development
    60% C#
    80% Other
    View Profile Visit Website
  21. Maruti Techlabs Logotype

    Maruti Techlabs

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

    Ability to deliver

    36.3/40.0
    16.4/20 Reviews
    10/10 Clients & Experience
    9.9/10 Market Presence

    Service focus

    25% Custom Software Development
    30% C#
    75% Other
    View Profile Visit Website
  22. Sigma Software Group Logotype

    Sigma Software Group

    $50,000+
    $50 - $99 / hr
    1,000 - 9,999
    L'viv, Ukraine

    Ability to deliver

    37.4/40.0
    17.6/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    15% Custom Software Development
    22% C#
    85% Other
    View Profile Visit Website
  23. Blackthorn Vision Logotype

    Blackthorn Vision

    $50,000+
    $25 - $49 / hr
    50 - 249
    Warszawa, Poland

    Ability to deliver

    35.3/40.0
    16.2/20 Reviews
    9.7/10 Clients & Experience
    9.4/10 Market Presence

    Service focus

    40% Custom Software Development
    100% C#
    60% Other
    View Profile Visit Website
  24. UNECOS SOLUTIONS Logotype

    UNECOS SOLUTIONS

    $5,000+
    $50 - $99 / hr
    10 - 49
    Rīga, Latvia

    Ability to deliver

    33.9/40.0
    16.6/20 Reviews
    10/10 Clients & Experience
    7.3/10 Market Presence

    Service focus

    60% Custom Software Development
    60% C#
    40% Other
    View Profile Visit Website
  25. Transparity Logotype

    Transparity

    $10,000+
    $100 - $149 / hr
    250 - 999
    London, England

    Ability to deliver

    36.4/40.0
    17.2/20 Reviews
    10/10 Clients & Experience
    9.2/10 Market Presence

    Service focus

    20% Custom Software Development
    45% C#
    80% Other
    View Profile Visit Website
  26. Haefele Software Logotype

    Haefele Software

    $10,000+
    $25 - $49 / hr
    50 - 249
    Cape Town, South Africa

    Ability to deliver

    34.9/40.0
    15.8/20 Reviews
    10/10 Clients & Experience
    9.2/10 Market Presence

    Service focus

    40% Custom Software Development
    55% C#
    60% Other
    View Profile Visit Website
  27. Dreamix Logotype

    Dreamix

    $50,000+
    $25 - $49 / hr
    250 - 999
    Sofia, Bulgaria

    Ability to deliver

    39.8/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    25% Custom Software Development
    10% C#
    75% Other
    View Profile Visit Website
  28. Trigent Software - AI Development Logotype

    Trigent Software - AI Development

    $10,000+
    $25 - $49 / hr
    1,000 - 9,999
    Southborough, MA

    Ability to deliver

    37.4/40.0
    17.4/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    50% Custom Software Development
    10% C#
    50% Other
    View Profile Visit Website
  29. ALTEN Polska Logotype

    ALTEN Polska

    $5,000+
    $25 - $49 / hr
    1,000 - 9,999
    Warszawa, Poland

    Ability to deliver

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

    Service focus

    15% Custom Software Development
    25% C#
    85% Other
    View Profile Visit Website
  30. Velvetech LLC Logotype

    Velvetech LLC

    $25,000+
    $50 - $99 / hr
    250 - 999
    Sunny Isles Beach, FL

    Ability to deliver

    35.7/40.0
    16.2/20 Reviews
    10/10 Clients & Experience
    9.5/10 Market Presence

    Service focus

    40% Custom Software Development
    20% C#
    60% Other
    View Profile Visit Website

Latest C Sharp Articles

See all articles
Vibecoding vs. Software Development Agency: When AI-Generated Code Is Enough — and the Seven... cover image

Vibecoding vs. Software Development Agency: When AI-Generated Code Is Enough — and the Seven...

Updated August 6, 2026
Joshua Webber

Is AI-generated code enough, or is it time to bring in real developers? These seven thresholds show you the exact moment when a vibecoded build becomes a...

Development Thought Leadership, Scaling
AI-Assisted Software Development: Productivity Gains vs. Quality Risks cover image

AI-Assisted Software Development: Productivity Gains vs. Quality Risks

Updated July 15, 2026
Kateryna Stankova

AI-assisted software development has already become the everyday practice for the majority of development agencies. This article dives into its benefits and...

Development Thought Leadership
What Actually Protects Your SaaS Product in 2026? Survey Data from Founders Who Are Building to Last cover image

What Actually Protects Your SaaS Product in 2026? Survey Data from Founders Who Are Building to Last

Updated July 15, 2026
Keith Shields

AI has collapsed the cost of building software and the cost of copying it. Features that once took quarters to ship now take days. The window for...

Development Thought Leadership

C# Developer FAQs

C# development companies help businesses and organizations build modern software using C#, a general-purpose high-level programming language known for creative, scalable, and robust solutions. They work closely with the client to design, deploy, and optimize cutting-edge applications. These service providers are primarily focused on .NET environment-based development, ensuring that the software runs seamlessly on different platforms such as desktop, mobile, and/or cloud.

Most C# development providers also leverage several key technologies crucial to the C# environment, including Azure, SQL Server, and Xamarin. Essentially, they aim to create bespoke software that’s efficient, reliable, and cost-effective.

C# development companies offer a vast range of services, from comprehensive software development to deployment and optimization. Here are some services you can expect:

  • Custom C# software design and development
  • Web application development
  • Mobile application development
  • Cloud-based application development
  • Migration and modernization
  • Performance optimization and maintenance
  • QA testing
  • Third-party API integration

When choosing the right service provider, look for one with proven expertise in the type of service you need.

Choosing the right C# development firm can be difficult, considering the number of options available in the market. Having a clear understanding of your project’s unique requirements, budget limitations, and goals, as well as knowing the key factors to consider, is crucial to narrowing your options. Here are some key criteria to consider:

  • Proven C#/.NET expertise
  • Certifications
  • Tech stack compatibility
  • Security and compliance
  • Team structure
  • Communication and collaboration fit

Additionally, you can find out more about the best C# development companies on Clutch by carefully assessing the verified client reviews and case studies we have collected. The filters and resources we’ve prepared can also help you confidently make an informed agency decision.

  • What is your experience with C#, .NET, and other key technologies required for our project?
  • Have you worked on a past project that is similar to ours?
  • How do you handle code QA testing and CI/CD?
  • Can you tell us how your team handles sensitive data, authentication, and authorization?
  • How do you handle post-launch support and maintenance?
  • What is your communication and reporting process?

Asking crucial questions can help you assess their work and ensure they align with your needs. Don’t hesitate to ask follow-up questions or clarifications on any point when you discuss your project with them.

The cost of hiring a professional C# development company typically range from $25 to $49 per hour; however, a myriad of factors influence the price, including the type and complexity of the software, the size of the team, and the scope of the project.

Additionally, the service providers’ location plays a huge part in determining costs. For instance, developers based in the United States and Western Europe may charge between $100 – $149 per hour, while those based in the Philippines, Ukraine, and Mexico charge $25 – $49 per hour. Find out more about C# and software development pricing here: Software Development Company Pricing Guide

Similar Categories

Related Services

Web Developers Software Developers Mobile App Development eCommerce Artificial Intelligence Blockchain AR/VR IoT Ruby on Rails
View More

Get matched with the 5 best-fit agencies for your project—in 4 minutes or less.