Top C# Developers
-
Undisclosed$25 - $49 / hr50 - 249Kyiv, Ukraine
Services provided
Focus Areas
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.
Read more -
$25,000+Undisclosed50 - 249L'viv, Ukraine
Services provided
Focus Areas
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.
Read more -
$10,000+$25 - $49 / hr10 - 49Lahore, Pakistan
Services provided
Focus Areas
Launched in 2025, Process Junction Pvt Ltd is a small custom software development company. Their team provides Custom Software Development and API Development.
Read more -
$5,000+$25 - $49 / hr50 - 249Amsterdam, Netherlands
Services provided
Focus Areas
HYS Enterprise is a midsize software development firm founded in 2007. Their services include Custom Software Development and Enterprise App Modernization.
Read more -
$5,000+$100 - $149 / hr50 - 249Dublin, Ireland
Services provided
Focus Areas
Cyrex Ltd., a custom software development company, was launched in 2015. The midsize team provides Custom Software Development and Application Testing.
Read more -
$10,000+$50 - $99 / hr10 - 49Lahore, Pakistan
Services provided
Focus Areas
Eteksol is a custom software development company located in Lahore, Pakistan. Founded in 2005, the team provides Custom Software Development and Web Development.
Read more -
Undisclosed$100 - $149 / hr50 - 249Lenexa, KS
Services provided
Focus Areas
Keyhole Software is a software development company based in Lenexa, Kansas. Their services include Custom Software Development and Enterprise App Modernization.
Read more -
$25,000+$50 - $99 / hr2 - 9
Services provided
Focus Areas
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
Read more -
$1,000+$50 - $99 / hr2 - 9Doral, FL
Services provided
Focus Areas
See all 7 projects305Apps is a bespoke software development company specializing in custom software creation with a strong focus on secure financial technology. The company has received overwhelmingly positive feedback, with 100% of reviews highlighting their expertise in security and effective project management, although some noted the need for improved initial project estimations.
-
$10,000+$50 - $99 / hr2 - 9București, Romania
Services provided
Focus Areas
ASTRALBYTE is a custom software development company. The București, Romania-based team focuses on Custom Software Development and cloud consulting & SI.
Read more -
$1,000+$25 - $49 / hr50 - 249Mumbai, India
Services provided
Focus Areas
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.
-
$5,000+$25 - $49 / hr10 - 49Prague, Czech Republic
Services provided
Focus Areas
Valatron, a custom software development company, was launched in 2015. The small team focuses on Custom Software Development and Web Development.
Read more -
$10,000+$50 - $99 / hr10 - 49Peterborough, England
Services provided
Focus Areas
BSPOKE Software is a Peterborough, England-based custom software development firm. Launched in 2012, the team provides Custom Software Development.
Read more -
$5,000+< $25 / hr10 - 49London, England
Services provided
Focus Areas
ElysianTree is a small London, England-based custom software development firm. The team offers Custom Software Development and Web Development.
Read more -
$25,000+$100 - $149 / hr10 - 49Madison, WI
Services provided
Focus Areas
Filament Games, a software development firm, was launched in 2005. The team focuses on Custom Software Development and AR/VR development.
Read more -
$50,000+$50 - $99 / hr50 - 249Lisbon, Portugal
Services provided
Focus Areas
Based in Lisbon, Portugal, Nexllence is a midsize custom software development company. The team offers Custom Software Development and Web Development.
Read more -
$10,000+$25 - $49 / hr10 - 49Dombivli, India
Services provided
Focus Areas
See all 1 projectsOmega Softwares specializes in Custom Software Creation and offers tailored software solutions, demonstrating expertise in Full Stack Software Development and managed projects. They are highly regarded for their reliability, with 100% of reviewers praising their responsiveness and commitment to long-term relationships. Clients appreciate their proactive communication, though initial onboarding processes were noted as an area for improvement.
-
$1,000+Undisclosed50 - 249Wilmington, DE
Services provided
Focus Areas
Kuika is a software development company. The midsize Wilmington, Delaware-based team specializes in Custom Software Development and Mobile App Development. The company was launched in 2015.
Read more -
$5,000+$50 - $99 / hr10 - 49Cambridge, England
Services provided
Focus Areas
See all 2 projectsJournai is a bespoke software development company specializing in custom software creation and end-to-end software development. Their reviews highlight a 90% positive feedback rate, particularly noting their ability to deeply understand client needs and deliver tailored solutions. Key themes include their project management excellence and seamless communication, with notable outcomes such as a 40% increase in practice consistency and a 60% reduction in administrative time.
-
$1,000+$50 - $99 / hr2 - 9
Services provided
Focus Areas
Black Cat Computers Limited is a small software development company established in 2006. Their services include Custom Software Development and cloud consulting & SI.
Read more -
$5,000+< $25 / hr10 - 49Surat, India
Services provided
Focus Areas
AI development company UpNext Software Private Limited was launched in 2012. The team offers Artificial Intelligence and Custom Software Development.
Read more -
$25,000+$50 - $99 / hr10 - 49Martlesham, England
Services provided
Focus Areas
See all 18 projectsCoderus is a custom software development company specializing in bespoke software solutions, notably in embedded software, mobile applications, and cloud integration. Reviews indicate a high level of versatility and adaptability, with approximately 90% of feedback highlighting their ability to meet complex project needs and maintain rigorous quality standards. The company is praised for its effective project management and strong customer collaboration, consistently meeting timelines and expectations.
-
$10,000+$100 - $149 / hr10 - 49South Melbourne, Australia
Services provided
Focus Areas
Established in 2000, Genolis is a software development company. The team focuses on Custom Software Development and other IT consulting and SI.
Read more -
$10,000+$50 - $99 / hr10 - 49
Services provided
Focus Areas
Backslash Build is a software development firm. The agency is headquartered in Bath, England. Their team specializes in Custom Software Development and Mobile App Development.
Read more -
$10,000+Undisclosed50 - 249Iași, Romania
Services provided
Focus Areas
Beenear srl is a custom software development firm. Headquartered in Iași, Romania and Iași, Romania, the agency provides Custom Software Development and Application Management & Support.
Read more -
Undisclosed$25 - $49 / hr10 - 49Beograd, Serbia
Services provided
Focus Areas
TBP Software doo is a small custom software development firm. They focus on Custom Software Development and Artificial Intelligence and were established in 2009.
Read more -
UndisclosedUndisclosed250 - 999Umhlanga, South Africa
Services provided
Focus Areas
BET Software is a midsize custom software development company and app development firm located in Umhlanga, South Africa. The team focuses on Custom Software Development and Mobile App Development.
Read more -
$1,000+$25 - $49 / hr250 - 999Sahibzada Ajit Singh Nagar, India
Services provided
Focus Areas
ForceBolt is a custom software development company founded in 2018. The team specializes in Custom Software Development and Web Development and is located in Sahibzada Ajit Singh Nagar, India.
Read more -
$5,000+$25 - $49 / hr10 - 49Coimbatore, India
Services provided
Focus Areas
Software development company Softiqo is in Coimbatore, India and Erode, India. Established in 2024, the team specializes in Custom Software Development and E-Commerce Development.
Read more -
$5,000+< $25 / hr2 - 9Singapore, Singapore
Services provided
Focus Areas
Based in Singapore, Singapore, NXT INTERACTIVE PTE. LTD. Is a small AR/VR development company. The team specializes in AR/VR development and UX/UI Design.
Read more
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My Matches
Tell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy 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.
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 / 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 / hr1,000 - 9,999Kraków, Poland
Ability to deliver
38.9/40.019.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
15% Custom Software Development22% C#85% 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 - 999L'viv, Ukraine
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 -
$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 -
$10,000+$50 - $99 / hr250 - 999Wrocław, Poland
Ability to deliver
39.1/40.019.4/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
25% Custom Software Development20% C#75% 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 -
$10,000+$50 - $99 / hr50 - 249Naarden, Netherlands
Ability to deliver
35.6/40.017/20 Reviews10/10 Clients & Experience8.6/10 Market PresenceService focus
40% Custom Software Development50% C#60% Other -
$1,000+$100 - $149 / hr10 - 49Denver, CO
Ability to deliver
36.5/40.017.4/20 Reviews10/10 Clients & Experience9.1/10 Market PresenceService focus
70% Custom Software Development40% C#30% Other -
$10,000+$25 - $49 / hr250 - 999Rzeszów, Poland
Ability to deliver
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
25% Custom Software Development15% C#75% 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 -
$25,000+$25 - $49 / hr250 - 999
Ability to deliver
36.3/40.016.4/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
25% Custom Software Development30% C#75% 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
15% Custom Software Development22% C#85% 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 -
$10,000+$100 - $149 / 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 -
$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+$25 - $49 / hr1,000 - 9,999Southborough, MA
Ability to deliver
37.4/40.017.4/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
50% Custom Software Development10% C#50% Other -
$5,000+$25 - $49 / hr1,000 - 9,999Warszawa, Poland
Ability to deliver
35.8/40.016.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
15% Custom Software Development25% C#85% Other -
$25,000+$50 - $99 / hr250 - 999Sunny Isles Beach, FL
Ability to deliver
35.7/40.016.2/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
40% Custom Software Development20% C#60% Other
Latest C Sharp Articles
See all articles
Vibecoding vs. Software Development Agency: When AI-Generated Code Is Enough — and the Seven...
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...
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