Top C# Developers
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$10,000+$25 - $49 / hr50 - 249Brentwood, TN
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ChampSoft Inc. Is an IT staff augmentation company. Located in Brentwood, Tennessee and Bengaluru, India, their team specializes in IT staff augmentation and Low/No Code Development.
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$5,000+$150 - $199 / hr10 - 49Morrisville, NC
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See all 1 projectsWith 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.
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$1,000+< $25 / hr10 - 49
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See all 2 projectsSigaap, 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.
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$10,000+Undisclosed50 - 249London, England
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Erlang Solutions is a software development company. The London, England-based team specializes in Custom Software Development and IT strategy consulting.
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$10,000+$50 - $99 / hr10 - 49Whetstone , England
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Established in 2004, IGS Solutions LTD is a custom software development firm. Their team offers Custom Software Development and Mobile App Development.
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$5,000+$25 - $49 / hr10 - 49Yerevan, Armenia
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Technologist , a small custom software development firm, is in Yerevan, Armenia. The team specializes in Custom Software Development and Web Development.
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$5,000+$50 - $99 / hr50 - 249Kington, England
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Software development firm Oceanstart was launched in 2010. The company specializes in Custom Software Development and Web Development, and is midsize.
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$10,000+$100 - $149 / hr2 - 9Worcester, MA
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Petricore, Inc., a software development firm, was launched in 2015. Headquartered in Worcester, Massachusetts, the team offers Custom Software Development and Graphic Design.
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$5,000+$25 - $49 / hr10 - 49İstanbul, Türkiye
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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.
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$5,000+$25 - $49 / hr10 - 49
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Heksadev is a software development company founded in 2020. Located in Zagreb, Croatia and Zagreb, Croatia, the team offers Custom Software Development and Web Development.
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Undisclosed$50 - $99 / hr10 - 49Budapest, Hungary
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See all 1 projectsBinarit 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
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$5,000+$50 - $99 / hr2 - 9
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See all 5 projectsAdvancing 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.
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UndisclosedUndisclosed50 - 249
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JNM Systems Pvt Ltd is a Pune, India-based IT managed services company. Their services include IT managed services and Custom Software Development.
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$25,000+Undisclosed10 - 49Vancouver, Canada
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Mindfield Consulting, a software development firm, was launched in 1999. The company offers Custom Software Development and Business Consulting, and is small.
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$50,000+$50 - $99 / hr50 - 249Ljubljana, Slovenia
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Agitavit Solutions, a software development firm, was founded in 2003. The company provides Custom Software Development and Mobile App Development, and is midsize.
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UndisclosedUndisclosed50 - 249
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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.
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$10,000+$25 - $49 / hr10 - 49Lahore, Pakistan
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Eteksol is an IT staff augmentation company. Established in 2012, the team provides IT staff augmentation and Custom Software Development. The agency is headquartered in Lahore, Pakistan.
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$10,000+$25 - $49 / hr10 - 49
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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.
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$5,000+$100 - $149 / hr10 - 49El Segundo, CA
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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.
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Undisclosed$25 - $49 / hr50 - 249Kyiv, Ukraine
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PNN Soft, a custom software development firm, specializes in Custom Software Development and Mobile App Development. The company is headquartered in Kyiv, Ukraine and London, England.
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$25,000+Undisclosed50 - 249L'viv, Ukraine
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Founded in 2008, devspiration is a midsize L'viv, Ukraine-based custom software development company. Their team focuses on Custom Software Development and Web Development.
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$10,000+$25 - $49 / hr10 - 49Lahore, Pakistan
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Launched in 2025, Process Junction Pvt Ltd is a small custom software development company. Their team provides Custom Software Development and API Development.
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$5,000+$25 - $49 / hr50 - 249Amsterdam, Netherlands
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HYS Enterprise is a midsize software development firm founded in 2007. Their services include Custom Software Development and Enterprise App Modernization.
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$5,000+$100 - $149 / hr50 - 249Dublin, Ireland
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Cyrex Ltd., a custom software development company, was launched in 2015. The midsize team provides Custom Software Development and Application Testing.
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Undisclosed$100 - $149 / hr50 - 249Lenexa, KS
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Keyhole Software is a software development company based in Lenexa, Kansas. Their services include Custom Software Development and Enterprise App Modernization.
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$25,000+$50 - $99 / hr2 - 9
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Data Safety Expert Company is a custom software development firm. The small Piatra Neamt, Romania-based team focuses on Custom Software Development and Web Development. The firm was launched in
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$25,000+$50 - $99 / hr10 - 49Sarajevo, Bosnia and Herzegovina
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Valens is an AI company. The team offers Artificial Intelligence and Custom Software Development and is based in Sarajevo, Bosnia and Herzegovina and Mostar, Bosnia and Herzegovina.
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$10,000+$50 - $99 / hr2 - 9București, Romania
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ASTRALBYTE is a custom software development company. The București, Romania-based team focuses on Custom Software Development and cloud consulting & SI.
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$1,000+$25 - $49 / hr50 - 249Mumbai, India
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See all 3 projectsXanthus Innovations is a web development company known for designing and developing user-friendly and visually appealing websites. Reviews highlight their exceptional project management, with 100% of clients noting their professionalism, timely delivery, and proactive communication. Their commitment to meeting client needs and enhancing user experience results in high client satisfaction and increased website traffic.
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$5,000+$25 - $49 / hr10 - 49Prague, Czech Republic
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Valatron, a custom software development company, was launched in 2015. The small team focuses on 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