Top C# Developers
15 Leaders 15 Contenders
4,878 Companies
List of the Top C# Development Companies
Sponsored
-
$75,000+$150 - $199 / hr50 - 249Holt, England
Services provided
10% Custom Software Development15% Cloud Consulting & SI15% DevOps Managed Services +610% AI Consulting10% AI Development10% AR/VR Development10% BI & Big Data Consulting & SI10% UX/UI Design10% Web DesignFocus Areas
26% C#26% JavaScript23% SQL +55% ASP.NET5% HTML55% Python5% Redux5% TypescriptSee all 4 projectsThe Virtual Forge is a versatile technology solutions company specializing in data visualization, UX/UI design, software development, and IT support services. Reviews highlight their project management excellence and responsiveness, with a 100% satisfaction rate regarding timely delivery and adaptability to client needs. Their knowledge in Power BI and commitment to customization are frequently commended by clients.
-
$50,000+$50 - $99 / hr250 - 999Limassol, Cyprus
Services provided
15% Custom Software Development25% AI Development20% Generative AI +410% AI Consulting10% IoT Development10% Mobile App Development10% Web DesignFocus Areas
10% C#10% ASP.NET10% C++ +910% Java10% JavaScript10% Kotlin10% Python10% Swift5% Objective C5% PHP5% Ruby5% SQLSee all 32 projectsCHI Software specializes in custom software creation and full-stack software development, offering tailored software solutions across various industries. The company consistently receives positive feedback, with approximately 95% of reviewers highlighting their professionalism, timely delivery, and effective communication. Clients commend CHI Software's ability to quickly grasp project concepts and provide scalable, reliable solutions.
-
$5,000+$100 - $149 / hr2 - 9
Services provided
20% Custom Software Development30% Mobile App Development20% Web Development +310% Low/No Code Development10% UX/UI Design10% Web DesignFocus Areas
20% C#20% ASP.NET20% JavaScript +320% Typescript10% Python10% ReduxSee all 1 projectsFluff Software is a bespoke software development company known for its custom software creation and full stack software development services. Reviews highlight their exceptional project management, with 100% of clients praising their communication and innovative problem-solving. Clients frequently commend founder Scott's flexibility and expertise, ensuring tailored solutions that meet project needs efficiently and effectively.
-
$1,000+$25 - $49 / hr50 - 249
Services provided
15% Custom Software Development25% E-Commerce Development20% Web Development +415% Low/No Code Development10% Mobile App Development10% Web Design5% Other Application DevelopmentFocus Areas
10% C#35% PHP15% HTML5 +315% Java15% JavaScript10% C++See all 11 projectsTechtegy offers bespoke software development services, including tailored software solutions and custom app development. The overall feedback highlights their professionalism, responsiveness, and ability to deliver scalable and user-friendly custom software. Clients appreciate their alignment with business needs, timely delivery, and cost-effective solutions.
-
$250,000+$150 - $199 / hr10 - 49Addison, TX
Services provided
20% Custom Software Development60% BI & Big Data Consulting & SI10% AI Development +110% Web DevelopmentFocus Areas
20% C#40% SQL30% Python +110% JavaScriptSee all 10 projectsSparkfish is a Custom Software Development company specializing in tailored and bespoke software solutions, focusing on data infrastructure, analytics, and process automation. With over 90% positive reviews, clients consistently praise their project management excellence, strong technical skills, and effective communication. A notable 100% of reviewers commend their ability to meet deadlines and adapt to specific business needs, enhancing operational efficiency and strategic execution.
-
$5,000+$25 - $49 / hr2 - 9Kochi, India
Services provided
65% Custom Software Development30% Mobile App Development5% Web DevelopmentFocus Areas
35% C#30% Kotlin20% SQL +115% ASP.NETSee all 1 projectsFlintech Software Services Private Limited specializes in mobile app development, as demonstrated by their successful creation of a Flutter mobile app for Urolime Technologies, resulting in a 40% reduction in manual expense processing time. Over 90% of reviews highlight their technical expertise and effective project management, with no areas identified for improvement, reflecting a 100% positive feedback rate.
-
$1,000+$25 - $49 / hr2 - 9Sofia, Bulgaria
Services provided
70% Custom Software Development10% AI Development10% BI & Big Data Consulting & SI +110% IT Staff AugmentationFocus Areas
25% C#25% ASP.NET25% SQL +125% TypescriptSee all 1 projectsCode Badgers is a bespoke software development company specializing in tailored and full-stack software solutions. They have received overwhelmingly positive feedback, with reviewers highlighting their strong alignment with client values and exceptional project management. Notably, 100% of reviewers praised their responsiveness and the founders' active engagement in projects. Their work resulted in a significant performance boost, exemplified by a 750% increase in contact acquisition efficiency.
-
$25,000+Undisclosed50 - 249London, England
Services provided
20% Custom Software Development20% BI & Big Data Consulting & SI20% Cloud Consulting & SI +315% Cybersecurity15% Enterprise App Modernization10% Business ConsultingFocus Areas
10% C#10% C++10% Java +810% JavaScript10% Other programming & scripting languages10% Python10% Ruby10% SQL10% Scala5% PHP5% SwiftSee all 3 projectsesynergy is a bespoke software development company specializing in cloud native development, data engineering, and AWS cloud migration. Reviews highlight their exceptional project management and ability to deliver high-value outcomes efficiently, with 100% of goals met for some projects. They are praised for their collaborative approach and commitment to solving clients' challenges, with 100% of reviewers mentioning their impressive network and expertise.
-
$5,000+$100 - $149 / hr2 - 9Denham Springs, LA
Services provided
30% Custom Software Development30% Mobile App Development30% Web Development +25% E-Commerce Development5% Web DesignFocus Areas
40% C#40% ASP.NET10% AJAX +110% SQLSee all 2 projectsPrimtek specializes in Custom Software Creation and Tailored Software Development, offering bespoke solutions like service and parts tracking systems and employee management tools. Clients report a 100% satisfaction rate, highlighting Primtek's responsiveness, cost-effectiveness, and ability to enhance productivity significantly. Their end-to-end software development and project management skills have been consistently praised across all reviews.
-
$5,000+$25 - $49 / hr50 - 249Semarang, Indonesia
Services provided
30% Custom Software Development30% Enterprise App Modernization25% ERP Consulting and SI +115% AI DevelopmentFocus Areas
15% C#15% C++15% Java +615% JavaScript15% Python10% Go5% Kotlin5% SQL5% SwiftSee all 6 projectsCrocodic is a bespoke software development company specializing in end-to-end solutions, including UI/UX design, mobile and web application development, and systems integration. Their reviews highlight a 100% satisfaction rate, emphasizing their technical expertise, proactive problem-solving, and timely delivery. Clients appreciate their collaborative approach, noting significant improvements in operational efficiency and system scalability.
-
$10,000+$50 - $99 / hr50 - 249New York, NY
Services provided
10% Custom Software Development20% AI Agents20% AI Development +510% AI Consulting10% Enterprise App Modernization10% Mobile App Development10% Robotics Process Automation10% Web DevelopmentFocus Areas
10% C#10% AJAX10% JavaScript +1110% PHP10% Python10% SQL5% ASP5% C++5% Go5% Java5% Objective C5% Redux5% Ruby5% SwiftSee all 44 projectsJetSoftPro is a bespoke software development company specializing in tailored software solutions and end-to-end software development services. Reviews indicate a high level of customer satisfaction, with 100% positive feedback on their project management and adaptability to client needs. Clients appreciate their proactive communication and ability to deliver complex projects on time, with 75% of reviewers highlighting their excellent value and responsiveness.
-
$10,000+$25 - $49 / hr10 - 49Ahmedabad, India
Services provided
52% Custom Software Development20% Mobile App Development20% Web Development +35% Enterprise App Modernization2% E-Commerce Development1% Cloud Consulting & SIFocus Areas
20% C#25% ASP.NET10% SQL +146% Java6% PHP5% C++5% JavaScript5% Objective C5% Swift5% Visual Basic2% Other programming & scripting languages1% AJAX1% C1% ColdFusion1% Ember.js1% Python1% XMLSee all 7 projectsDexoc - Custom Software Development is a versatile software development firm known for its expertise in custom software creation, cloud services, and full-stack development, including mobile applications. With an impressive track record, 100% of reviewers highlight their ability to deliver tailored, high-quality solutions, demonstrating adaptability and proactive project management across diverse sectors. Clients consistently commend Dexoc's commitment to excellence and reliable, collaborative approach.
-
$25,000+$50 - $99 / hr10 - 49Las Palmas de Gran Canaria, Spain
Services provided
10% Custom Software Development60% IT Staff Augmentation15% Web Development +35% Graphic Design5% Mobile App Development5% UX/UI DesignFocus Areas
10% C#40% PHP20% JavaScript +220% Ruby10% ReduxSee all 13 projectsSecret Source Technology SL is a bespoke software development company specializing in custom software creation and end-to-end software engineering solutions. With a strong emphasis on effective project management and communication, they have impressed clients by operating seamlessly as part of their development teams. Although minor tensions can arise when integrating into extended teams, they deliver projects with minimal technical debt.
-
$5,000+$25 - $49 / hr10 - 49Dąbrowa Górnicza, Poland
Services provided
20% Custom Software Development25% Web Development20% IT Staff Augmentation +410% AR/VR Development10% E-Commerce Development10% Mobile App Development5% Graphic DesignFocus Areas
13% C#31% Typescript25% JavaScript +313% ASP.NET13% PHP5% ElixirSee all 5 projectsRecodeit is a bespoke software development company noted for its proactive approach and commitment to delivering innovative solutions. While 80% of reviews highlight their ability to enhance project functionality through tailored software creation, some mention early project timeline issues. Overall, clients appreciate their partnership-oriented mindset and adaptability, with 70% praising their collaborative and friendly engagement style.
-
$50,000+$50 - $99 / hr50 - 249London, England
Services provided
10% Custom Software Development15% Broadcast Video15% IT Strategy Consulting +610% AI Development10% BI & Big Data Consulting & SI10% Blockchain10% Cybersecurity10% IT Staff Augmentation10% Mobile App DevelopmentFocus Areas
11% C#21% JavaScript16% Typescript +811% Java11% Redux5% Go5% Kotlin5% Objective C5% PHP5% Python5% RustSee all 6 projectsVodworks is a Custom Software Creation company known for delivering high-quality, tailored software solutions across diverse industries. With 100% of reviews highlighting timely delivery and efficient project management, Vodworks is praised for its resilience and ability to tackle substantial technology challenges. Approximately 67% of reviewers emphasize their excellent value for cost and cultural alignment.
-
$10,000+$25 - $49 / hr10 - 49Ho Chi Minh, Vietnam
Services provided
30% Custom Software Development30% AI Development30% Video Production +110% UX/UI DesignFocus Areas
10% C#20% HTML520% Python +420% Redux10% JavaScript10% SQL10% TypescriptSee all 2 projectsHMT Hoang My Thien Corporation is a bespoke software development company specializing in custom software creation and end-to-end software development services. The company has received 100% positive feedback for its commitment, timely delivery, and deep business domain understanding, as evidenced by their successful project continuation with a satisfied client.
-
$1,000+$25 - $49 / hr10 - 49Rīga, Latvia
Services provided
10% Custom Software Development15% Low/No Code Development15% Mobile App Development +910% Application Management & Support10% IT Managed Services10% Web Development5% AI Development5% Application Testing5% Blockchain5% Cybersecurity5% IT Strategy Consulting5% IoT DevelopmentFocus Areas
10% C#30% JavaScript30% PHP +220% Python10% SQLSee all 18 projectsAKitoGroup is a bespoke software development company specializing in full-stack and custom software creation. They are lauded for their effective project management and communication, with 100% of reviewers satisfied with their deliverables and praising their supportive, proactive approach. Clients consistently commend their ability to deliver reliable and innovative solutions, showcasing a strong alignment with client objectives.
-
$1,000+< $25 / hr10 - 49Ahmedabad, India
Services provided
15% Custom Software Development25% Web Development20% Mobile App Development +415% IT Staff Augmentation10% AR/VR Development10% Blockchain5% Web DesignFocus Areas
22% C#12% Kotlin11% ASP.NET +511% Other programming & scripting languages11% PHP11% Redux11% Swift11% TypescriptSee all 4 projectsKarmsoft is a Custom Software Creation company specializing in tailored software development and website solutions. Clients consistently highlight their efficient communication and timely delivery, with 100% of reviews indicating satisfaction with project management. Their problem-solving capabilities and commitment to client relationships are particularly praised, contributing to an overall positive impression.
-
$5,000+$25 - $49 / hr50 - 249
Services provided
10% Custom Software Development50% E-Commerce Development20% Mobile App Development +210% Low/No Code Development10% Web DesignFocus Areas
10% C#10% ASP10% ASP.NET +710% Go10% Java10% JavaScript10% PHP10% Python10% Ruby10% SwiftSee all 6 projectsTransData is a bespoke software development company specializing in custom software creation and full stack software development. The overall feedback is largely positive, with clients praising their cost-effective solutions, professionalism, and excellent project management skills. Approximately 85% of reviewers highlight their effective communication and problem-solving abilities, while 15% suggest room for improvement in adapting to new technological trends.
-
$5,000+< $25 / hr50 - 249Cairo, Egypt
Services provided
20% Custom Software Development20% Mobile App Development15% Other Application Development +510% AI Development10% AR/VR Development10% IT Staff Augmentation10% Web Development5% IoT DevelopmentFocus Areas
11% C#11% ASP.NET11% JavaScript +1011% Objective C11% Python11% Swift5% C++5% Java5% PHP5% Ruby5% Typescript5% XML4% SQLSee all 1 projectsSmartTech is a Custom Software Development company specializing in bespoke software creation, particularly in hyper-automation solutions including RPA, Conversational AI, and Intelligent Document Processing. The company is praised for timely delivery and strong cultural values, with 100% positive feedback from reviewers highlighting their project management efficiency and excellent value for cost.
-
$25,000+$25 - $49 / hr50 - 249Plovdiv, Bulgaria
Services provided
20% Custom Software Development20% E-Commerce Development20% Mobile App Development +420% Web Development10% Enterprise App Modernization5% Other Application Development5% Other IT Consulting and SIFocus Areas
10% C#10% C++10% Java +1110% Other programming & scripting languages10% PHP10% Python5% ASP.NET5% C5% Go5% JavaScript5% Kotlin5% SQL5% Swift5% Visual BasicSee all 2 projectsCodeCoda Ltd. is a bespoke software development company that excels in delivering custom software creation and end-to-end software development services. With a focus on innovative solutions, CodeCoda consistently receives positive feedback, with 100% of reviewers highlighting their ability to address complex challenges effectively. Clients appreciate their expert project management, with mentions of agile methodologies and responsive communication, while 50% emphasize the high-quality code delivered within deadlines.
-
$10,000+$50 - $99 / hr10 - 49
Services provided
20% Custom Software Development80% Cloud Consulting & SIFocus Areas
60% C#25% ASP.NET10% SQL +15% TypescriptSee all 3 projectsRoxosoft LLC is a bespoke software development company specializing in tailored and end-to-end software development services. The company has received positive feedback from 100% of reviewers, who highlight their code quality, professional work ethic, and effective project management. Approximately 50% of reviewers emphasize their good value for cost, responsiveness, and ability to solve complex problems.
-
$10,000+$50 - $99 / hr10 - 49Sibiu, Romania
Services provided
15% Custom Software Development15% Mobile App Development15% Web Development +610% AI Development10% AR/VR Development10% Blockchain10% UX/UI Design10% Web Design5% Low/No Code DevelopmentFocus Areas
11% C#12% Kotlin11% Elixir +611% JavaScript11% PHP11% Rust11% SQL11% Swift11% TypescriptSee all 25 projectsGraffino is a bespoke software development company with expertise in creating tailored digital solutions, including custom software, full stack development, and UX/UI design. The reviews highlight a 100% positive response, with clients praising their professionalism, technical expertise, and effective project management. Notably, 75% of reviewers commend their ability to deliver high-quality results on time, demonstrating their commitment to client satisfaction.
-
$10,000+$50 - $99 / hr10 - 49Islamabad, Pakistan
Services provided
10% Custom Software Development40% Web Development10% AI Development +410% Cloud Consulting & SI10% Generative AI10% UX/UI Design10% Web DesignFocus Areas
10% C#40% Typescript15% Python +410% Java10% JavaScript10% PHP5% SwiftSee all 5 projectsTAK Devs Pvt Ltd is a Custom Software Creation company specializing in tailored software development and full-stack solutions. Their clients praise their exceptional project management and dedication, with 100% of reviews mentioning their on-time delivery and high-quality work. Notably, their hands-on approach and ability to handle complex projects have earned them high ratings and client satisfaction.
-
$50,000+$25 - $49 / hr50 - 249Dnipro, Ukraine
Services provided
20% Custom Software Development20% Mobile App Development20% Web Development +610% IT Strategy Consulting10% Product Design5% AI Development5% AR/VR Development5% IoT Development5% Wearable App DevelopmentFocus Areas
10% C#10% C10% C++ +1110% Java10% JavaScript10% XML5% AJAX5% ASP5% ASP.NET5% Objective C5% PHP5% Python5% SQL5% SwiftSee all 10 projectsArcher Software, Cprime Group Company is a Custom Software Creation firm specializing in end-to-end Software Development and Managed Software Development services. Reviews indicate that 80% of clients appreciate their professionalism, adaptability, and effective communication. They are praised for their ability to meet project deadlines and maintain high-quality standards, although some note challenges in finding specific developer talent.
-
$10,000+$50 - $99 / hr10 - 49Blacktown, Australia
Services provided
10% Custom Software Development15% IT Managed Services15% Microservices Architecture Services +715% Mobile App Development10% Enterprise App Modernization10% Low/No Code Development10% Web Development5% IT Strategy Consulting5% Recruiting5% StaffingFocus Areas
35% C#35% Typescript15% Other programming & scripting languages +115% ReduxSee all 13 projectsCherrypick Agency is a bespoke software development firm specializing in custom solutions for diverse industries, adept at tailoring software development to clients' needs. They consistently receive positive feedback, with over 90% client satisfaction, noted for delivering projects on time and within budget. Clients appreciate their professionalism, responsiveness, and ability to enhance user engagement and streamline processes.
-
$10,000+$25 - $49 / hr10 - 49Warszawa, Poland
Services provided
30% Custom Software Development40% IT Staff Augmentation30% Web DevelopmentFocus Areas
35% C#35% ASP.NET15% JavaScript +115% Other programming & scripting languagesSee all 8 projectsPrognetics is a bespoke software development company specializing in tailored software solutions. Their reviews highlight a 100% satisfaction rate, with clients praising their effective project management, domain expertise, and proactive approach. Notable aspects include their ability to integrate industry standards and provide comprehensive documentation, with 75% of reviewers specifically mentioning their meticulous attention to detail and successful project outcomes.
-
$1,000+< $25 / hr10 - 49
Services provided
40% Custom Software Development20% Web Development15% IT Staff Augmentation +310% Enterprise App Modernization10% Mobile App Development5% Other Application DevelopmentFocus Areas
20% C#20% ASP.NET20% JavaScript +320% Typescript10% AJAX10% SQLSee all 7 projectsAgilsys Software Labs Pvt. Ltd. is a versatile provider specializing in Custom Software Development and Full Stack Software Development services. The company has received overwhelmingly positive feedback, with over 95% of reviews highlighting their technical expertise and commitment to quality. Clients appreciate their ability to deliver tailored software solutions that improve efficiency and reduce costs, although some suggest minor improvements in project management communication.
-
$5,000+$25 - $49 / hr10 - 49Cluj-Napoca, Romania
Services provided
20% Custom Software Development25% Mobile App Development25% Web Development +220% E-Commerce Development10% Web DesignFocus Areas
40% C#40% ASP.NET20% SQLSee all 1 projectsSoftimpera is a custom software development company specializing in tailored and bespoke software creation. A significant 100% of reviewers noted their impressive communication, while no negative feedback was reported. They are particularly recognized for their ability to align with client values and their commitment to timely project delivery through virtual meetings and messaging.
-
$1,000+< $25 / hr250 - 999Surat, India
Services provided
20% Custom Software Development20% E-Commerce Development20% Mobile App Development +320% Web Development10% AI Development10% BlockchainFocus Areas
10% C#10% HTML510% Java +810% JavaScript10% PHP10% Python10% SQL10% Swift10% Typescript5% Kotlin5% Objective CSee all 2 projectsArtoon Solutions Pvt Ltd is a custom software development company offering tailored software development and end-to-end software development services. Client feedback is overwhelmingly positive, highlighting their exceptional collaboration, responsiveness, and ability to proactively address challenges. Almost every reviewer praised the quality of their software engineering, noting their seamless integration as part of clients’ teams.
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My MatchesTell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesLook for Verified Providers
Clutch conducts a rigorous verification process, confirming a provider’s business registration, legal history, credit background, and client feedback to be legitimate, so you can trust their ability to deliver. Learn more
Hire with confidence
Clutch Certification badges show the service areas a provider specializes in, backed by 3+ verified, high-rated reviews in the last 24 months. Learn more
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.
Rollover to see company insights or click a company below for more details.
A Clutch Leaders Matrix provides a broad view of the top-performing companies in a particular service or location. Each company featured in a Leaders Matrix is evaluated based on Focus and Ability to Deliver. The size of each circle indicates that company’s size.
By using verified reviews, focused service details, and real project data, the Leaders Matrix highlights companies that consistently deliver and stand out from the rest. Each company’s position is based on how well they focus on a service area and how consistently they deliver results, helping you make informed, confident decisions. Learn More
Focus (x-axis)
Focus accounts for a company’s specialization within a certain service.
Ability to Deliver (y-axis)
Ability to Deliver considers three criteria:
- Client feedback and reviews
- Work experience and previous projects
- Market presence and reputation in the industry
List of the Top 15 C# Development Companies
-
$25,000+$50 - $99 / hr250 - 999Gliwice, Poland
Ability to deliver
39.1/40.019.2/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
25% Custom Software Development40% C#75% Other -
$25,000+< $25 / hr1,000 - 9,999Ahmedabad, India
Ability to deliver
37.6/40.017.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
50% Custom Software Development20% C#50% Other -
$50,000+$50 - $99 / hr250 - 999Nashville, TN
Ability to deliver
36.2/40.016.2/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Custom Software Development70% C#60% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
Ability to deliver
38.7/40.020/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
40% Custom Software Development20% C#60% Other -
$25,000+$25 - $49 / hr1,000 - 9,999Boca Raton, FL
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
30% Custom Software Development10% C#70% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
37.4/40.017.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
22% Custom Software Development22% C#78% Other -
$50,000+$50 - $99 / hr250 - 999Novi Sad, Serbia
Ability to deliver
38.2/40.018.6/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Custom Software Development20% C#40% Other -
$50,000+$50 - $99 / hr250 - 999Wrocław, Poland
Ability to deliver
35.4/40.015.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
50% Custom Software Development100% C#50% Other -
$10,000+$25 - $49 / hr250 - 999
Ability to deliver
37/40.017.4/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
35% Custom Software Development25% C#65% Other -
$50,000+$25 - $49 / hr1,000 - 9,999Vienna, VA
Ability to deliver
36.6/40.016.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
30% Custom Software Development20% C#70% Other -
$50,000+$50 - $99 / hr1,000 - 9,999Kraków, Poland
Ability to deliver
38.7/40.019/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
15% Custom Software Development22% C#85% Other -
$10,000+$50 - $99 / hr250 - 999Hudson, OH
Ability to deliver
35.8/40.016.4/20 Reviews9.8/10 Clients & Experience9.6/10 Market PresenceService focus
35% Custom Software Development30% C#65% Other -
$50,000+$50 - $99 / hr10 - 49Langhorne, PA
Ability to deliver
35.6/40.017.4/20 Reviews10/10 Clients & Experience8.2/10 Market PresenceService focus
55% Custom Software Development65% C#45% Other -
$50,000+$25 - $49 / hr250 - 999Yerevan, Armenia
Ability to deliver
34.7/40.016.6/20 Reviews10/10 Clients & Experience8.1/10 Market PresenceService focus
35% Custom Software Development40% C#65% Other -
$5,000+$100 - $149 / hr10 - 49Denver, CO
Ability to deliver
36.8/40.017.8/20 Reviews10/10 Clients & Experience9.1/10 Market PresenceService focus
70% Custom Software Development40% C#30% Other -
$10,000+$25 - $49 / hr250 - 999Kolkata, India
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
30% Custom Software Development10% C#70% Other -
$25,000+$50 - $99 / hr1,000 - 9,999Tallinn, Estonia
Ability to deliver
35.8/40.015.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
50% Custom Software Development20% C#50% Other -
$5,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
38.9/40.020/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
60% Custom Software Development10% C#40% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
38.1/40.019/20 Reviews10/10 Clients & Experience9.1/10 Market PresenceService focus
20% Custom Software Development60% C#80% Other -
$10,000+$50 - $99 / hr50 - 249Naarden, Netherlands
Ability to deliver
35.4/40.016.8/20 Reviews10/10 Clients & Experience8.6/10 Market PresenceService focus
40% Custom Software Development50% C#60% Other -
$50,000+$25 - $49 / hr50 - 249Warszawa, Poland
Ability to deliver
35.3/40.016.2/20 Reviews9.7/10 Clients & Experience9.4/10 Market PresenceService focus
40% Custom Software Development100% C#60% Other -
$5,000+$50 - $99 / hr10 - 49Rīga, Latvia
Ability to deliver
33.9/40.016.6/20 Reviews10/10 Clients & Experience7.3/10 Market PresenceService focus
60% Custom Software Development60% C#40% Other -
Undisclosed$150 - $199 / hr250 - 999London, England
Ability to deliver
36.4/40.017.2/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
20% Custom Software Development45% C#80% Other -
$25,000+$25 - $49 / hr250 - 999
Ability to deliver
35.9/40.016/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
25% Custom Software Development30% C#75% Other -
$10,000+$25 - $49 / hr50 - 249Cape Town, South Africa
Ability to deliver
34.9/40.015.8/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
40% Custom Software Development55% C#60% Other -
$50,000+$25 - $49 / hr250 - 999Sofia, Bulgaria
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
25% Custom Software Development10% C#75% Other -
$10,000+$50 - $99 / hr250 - 999Wrocław, Poland
Ability to deliver
37.8/40.018.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
25% Custom Software Development20% C#75% Other -
$10,000+$50 - $99 / hr250 - 999Sofia, Bulgaria
Ability to deliver
38.7/40.019/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Custom Software Development20% C#80% Other -
$10,000+$25 - $49 / hr10 - 49Ahmedabad, India
Ability to deliver
36.7/40.017.8/20 Reviews9.6/10 Clients & Experience9.3/10 Market PresenceService focus
70% Custom Software Development30% C#30% Other -
$50,000+$100 - $149 / hr50 - 249Irvine, CA
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
40% Custom Software Development10% C#60% Other
Latest C Sharp Articles
See all articles
Micro SaaS: How Solo Developers Build Profitable Products
Solo developers now make up 35% of startups. Discover how micro SaaS lets individuals build and launch profitable products without a big team.
How to Hire Salesforce Developers in 2026: Assess Decision-Making, Not Just Technical Skills
Hiring a Salesforce developer in 2026? Learn how to assess decision-making, not just Apex skills, to find talent who builds sustainable solutions.
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
Get matched with the 5 best-fit agencies for your project—in 4 minutes or less.