Top C# Developers
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$5,000+$50 - $99 / hr10 - 49Włocławek, Poland
Services provided
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Denys Hritsanov Scopio is an AI Agents company established in 2025. The agency provides AI Agents and Artificial Intelligence.
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$50,000+Undisclosed10 - 49Barcelona, Spain
Services provided
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Moat8 is a Barcelona, Spain-based artificial intelligence company. They focus on Artificial Intelligence and Generative AI.
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$5,000+$50 - $99 / hr10 - 49Montréal, Canada
Services provided
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AERVIO, a web development firm, is in Montréal, Canada. The team offers Web Development and Custom Software Development.
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$5,000+$25 - $49 / hr10 - 49
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MAVRIO is a small Engineering company established in 2026. Their services include Engineering and IoT development.
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UndisclosedUndisclosed2 - 9Newtown, CT
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SpartanSoft, Inc. Is a software development company headquartered in Newtown, Connecticut. Their services include Custom Software Development and API Development.
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UndisclosedUndisclosed2 - 9North Miami Beach, FL
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Integrity Tech Solutions, LLC, a custom software development firm, is based in North Miami Beach, Florida. They provide Custom Software Development and IT staff augmentation.
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$1,000+$300+ / hr2 - 9Richmond Hill, Canada
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ATH Technologies is an e-commerce development firm. Their small team of employees is in Richmond Hill, Canada and Lahore, Pakistan. Their team offers E-Commerce Development and Social Media
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UndisclosedUndisclosed10 - 49Weston, FL
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3Metas, a custom software development company, was established in 2009. Headquartered in Weston, Florida, the team offers Custom Software Development and Digital Strategy.
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UndisclosedUndisclosed10 - 49Blackrock, Ireland
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Launched in 2008, Eirtight Technology is a small software development company located in Blackrock, Ireland. Their team focuses on Custom Software Development and cloud consulting & SI.
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UndisclosedUndisclosed10 - 49Warszawa, Poland
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XPGraph is a software development firm. The Warszawa, Poland-based agency focuses on Custom Software Development and Web Development.
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UndisclosedUndisclosed10 - 49Cottleville, MO
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SEO company PDE Health was established in 2013. The agency offers Search Engine Optimization and Logo, and is small.
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UndisclosedUndisclosed10 - 49Creve Coeur, MO
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CSG is an IT strategy consulting company. Based in Creve Coeur, Missouri, their team focuses on IT strategy consulting and BI & big data consulting & SI.
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UndisclosedUndisclosed10 - 49Niles, IL
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Based in Niles, Illinois, Bluebris Systems, Inc. Is an IT strategy consulting company. Their services include IT strategy consulting and IT managed services.
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UndisclosedUndisclosed10 - 49Temecula, CA
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Launched in 1996, Umetech, Inc. Is a small IT strategy consulting company located in Temecula, California. Their team provides IT strategy consulting and cloud consulting & SI.
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UndisclosedUndisclosed10 - 49Portland, OR
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Portland Software Developers is an UX agency located in Portland, Oregon. The team offers UX/UI Design and Custom Software Development.
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UndisclosedUndisclosed10 - 49Bruxelles, Belgium
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Iterates consulting & IT services, a software development firm, is based in Bruxelles, Belgium. Launched in 2020, the team focuses on Custom Software Development and Web Development.
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$1,000+$25 - $49 / hrFreelancer
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Web design company ARS Tech Solutions is in Rolleston, New Zealand. The team specializes in Web Design and Web Development.
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UndisclosedUndisclosed2 - 9Haaltert, Belgium
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Based in Haaltert, Belgium, Tech & Thrive is a web design company. Their services include Web Design and Web Development.
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$25,000+$50 - $99 / hr50 - 249Cluj-Napoca, Romania
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See all 7 projectsMejix is a Custom Software Development company specializing in bespoke software creation and full-stack software development solutions. Based on the reviews, Mejix maintains a high level of client satisfaction, with 100% positive feedback highlighting their responsiveness, ability to meet deadlines, and tailor solutions to client needs. Clients appreciate their capability to enhance customer engagement and effectively integrate systems.
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UndisclosedUndisclosedFreelancerLahore, Pakistan
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Small custom software development firm Zeeaam Technologies, is headquartered in Lahore, Pakistan. The team provides Custom Software Development and Mobile App Development.
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$1,000+< $25 / hrFreelancerKarachi, Pakistan
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OmairSols is a small website development company. Founded in 2018, the team specializes in Web Development and Custom Software Development.
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$1,000+< $25 / hrFreelancerLahore, Pakistan
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Techresol is a website development firm. The small Lahore, Pakistan-based team provides Web Development and Mobile App Development. The firm was established in 2019.
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UndisclosedUndisclosed50 - 249Santo Domingo, Dominican Republic
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OrionTek is an user experience agency. Launched in 2011, the team focuses on UX/UI Design and Custom Software Development.
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UndisclosedUndisclosed50 - 249München, Germany
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ASTRUM IT GmbH is a Cybersecurity company. The München, Germany-based agency was founded in 1992. Their services include Cybersecurity and IT managed services.
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UndisclosedUndisclosed50 - 249Pleasanton, CA
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AllianceIT Inc is a data analytics company. In Pleasanton, California, the team specializes in BI & big data consulting & SI and ERP consulting and SI.
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UndisclosedUndisclosed50 - 249Saline, MI
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CriTech Research, Inc. Is a custom software development company. Headquartered in Saline, Michigan, their team provides Custom Software Development and Mobile App Development.
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UndisclosedUndisclosed50 - 249Alpharetta, GA
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GRIFFIN Global Technologies, LLC is a cloud consulting & SI company established in 2009. The team specializes in cloud consulting & SI and CRM consulting and SI.
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UndisclosedUndisclosed50 - 249Oakville, Canada
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ZoftSolutions Pvt Ltd, a cloud consulting & SI company, was founded in 2014. The firm provides cloud consulting & SI and Custom Software Development, and is midsize.
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UndisclosedUndisclosed50 - 249Oklahoma City, OK
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Objectstream, Inc. Is a business intelligence company headquartered in Oklahoma City, Oklahoma. They offer BI & big data consulting & SI and cloud consulting & SI and were launched in 2004.
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UndisclosedUndisclosed50 - 249Budapest, Hungary
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Bluebird, a custom software development firm, is headquartered in Budapest, Hungary and Miami, Florida. Their services include Custom Software Development and Web Development.
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List of the Top 15 C# Development Companies
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$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
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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