Top C# Developers
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$1,000+$50 - $99 / hr10 - 49Penafiel, Portugal
Services provided
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IT managed services company Owl's Factory specializes in IT managed services and Custom Software Development. They are in Penafiel, Portugal.
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$10,000+$25 - $49 / hr10 - 49Ahmedabad, India
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Aascent InfoSolutions is a small Ahmedabad, India-based custom software development firm. Their services include Custom Software Development and cloud consulting & SI.
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$5,000+$25 - $49 / hr2 - 9Sofia, Bulgaria
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D-Consult is a small custom software development firm. Established in 2012, the team offers Custom Software Development and Mobile App Development.
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$5,000+$50 - $99 / hr2 - 9Cypress, TX
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HRZ Solutions, LLC is a website development firm. The small Cypress, Texas-based team provides Web Development and Custom Software Development. The company was launched in 2014.
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$5,000+$300+ / hr2 - 9
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TriFort Solutions is a custom software development firm. Their team is based in Brighton, England. The agency specializes in Custom Software Development and Web Development.
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$1,000+$150 - $199 / hr2 - 9Chicago, IL
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Klio Systems, Inc is a small IT managed services company. They provide IT managed services and ERP consulting and SI and were founded in 2015.
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$5,000+$100 - $149 / hr2 - 9Brisbane City, Australia
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Located in Brisbane City, Australia, minicode is a small custom software development firm. Their services include Custom Software Development and Enterprise App Modernization.
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$1,000+$50 - $99 / hr2 - 9Funchal, Portugal
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ByteNuts, a custom software development company, is headquartered in Funchal, Portugal. Founded in 2016, the team provides Custom Software Development and UX/UI Design.
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$5,000+$50 - $99 / hr2 - 9
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Dev Team7 is a Crawford, Colorado-based mobile application development firm. They offer Mobile App Development and Custom Software Development and were established in 2012.
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$1,000+$100 - $149 / hr2 - 9Chania, Greece
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TechPals is a cloud consulting & SI company established in 2022. The company specializes in cloud consulting & SI and Custom Software Development, and is small.
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$50,000+$50 - $99 / hr10 - 49Singapore, Singapore
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The Software Practice, a custom software development company, was founded in 2011. The team offers Custom Software Development and Web Development and is headquartered in Singapore, Singapore.
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$5,000+< $25 / hr10 - 49Buenos Aires, Argentina
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Origin Software is a software development firm headquartered in Buenos Aires, Argentina. The team offers Custom Software Development and UX/UI Design.
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$1,000+$50 - $99 / hr10 - 49Kraków, Poland
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GETit built, an user experience design company, is located in Kraków, Poland. Established in 2018, the team offers UX/UI Design and Custom Software Development.
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$5,000+$25 - $49 / hr10 - 49Cluj-Napoca, Romania
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Established in 2016, Andrea Software is a small Cluj-Napoca, Romania-based custom software development company. Their services include Custom Software Development and IoT development.
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$25,000+$25 - $49 / hr10 - 49Beograd, Serbia
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Codebehind doo is a small software development company located in Beograd, Serbia. Their services include Custom Software Development and Mobile App Development.
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$1,000+$50 - $99 / hr10 - 49Singapore, Singapore
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Q2M Solutions is a cloud consulting & SI company founded in 2024. The firm offers cloud consulting & SI and Custom Software Development.
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$10,000+$50 - $99 / hr10 - 49Gurugram, India
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ERP consulting and SI company DBLB TECH was launched in 2017. The team focuses on ERP consulting and SI and CRM consulting and SI and is based in Gurugram, India.
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$1,000+$50 - $99 / hr2 - 9
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QuadSync Technologies is a Chhatrapati Sambhaji Nagar, India-based web design agency. They specialize in Web Design and cloud consulting & SI and were established in 2025.
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$1,000+$25 - $49 / hr50 - 249Medellín, Colombia
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Quind is a midsize Medellín, Colombia-based big data analytics company. The team offers BI & big data consulting & SI and Custom Software Development.
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$100,000+$150 - $199 / hr50 - 249Vancouver, Canada
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The Hundred10 is a software development company. The midsize Vancouver, Canada-based team focuses on Custom Software Development and Enterprise App Modernization. The agency was founded in 2020.
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$50,000+$25 - $49 / hr50 - 249Pune, India
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Launched in 2016, Yugensys is a midsize Pune, India-based custom software development firm. Their services include Custom Software Development and Mobile App Development.
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$100,000+$50 - $99 / hr50 - 249Stockholm, Sweden
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Digital New Agency Technology AB is an IT staff augmentation company. They were launched in 2018 and offer IT staff augmentation and Custom Software Development.
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$10,000+$50 - $99 / hr10 - 49Ełk, Poland
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See all 1 projectsEcce offers Bespoke Software Development and Tailored Software Solutions, with a focus on Custom Software Development services. Reviewers highlight their comprehensive project management, timely delivery, and ability to clearly explain technical processes. The overall feedback is highly positive, emphasizing Ecce's responsiveness and alignment with client needs.
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UndisclosedUndisclosed10 - 49uMhlanga, South Africa
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Designative (PTY) LTD is a cloud consulting & SI company. They were established in 2016, and their services include cloud consulting & SI and Custom Software Development.
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$250,000+$150 - $199 / hr10 - 49Kitchener, Canada
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Strata Research is a custom software development company. Launched in 2019, the firm specializes in Custom Software Development and Web Development.
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$25,000+$50 - $99 / hr250 - 999Wrocław, Poland
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Hicron Software is a software development firm. Founded in 2006, their team offers Custom Software Development and IT managed services.
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$25,000+$50 - $99 / hr250 - 999San Pedro Garza García, Mexico
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Founded in 2010, Isita LLC is a midsize Austin, Texas-based IT staff augmentation company. Their services include IT staff augmentation and Custom Software Development.
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UndisclosedUndisclosed2 - 9Sri Jayawardenepura Kotte, Sri Lanka
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Established in 2020, https://orezcloud.com is an IT strategy consulting company. The agency offers IT strategy consulting and IT managed services.
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$5,000+$50 - $99 / hr2 - 9London, Canada
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Artificial intelligence development company Packet39 is headquartered in London, Canada. They provide Artificial Intelligence and AR/VR development and were founded in 2015.
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$1,000+< $25 / hr2 - 9
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Creative Spark Solutions is a software development company. Their small team of employees is in Delhi, India. Their team offers 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
39.5/40.019.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Custom Software Development40% C#55% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
38/40.018.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
25% Custom Software Development22% C#75% Other -
$50,000+$50 - $99 / hr250 - 999Nashville, TN
Ability to deliver
37/40.017/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Custom Software Development70% C#60% Other -
$10,000+$50 - $99 / hr250 - 999Novi Sad, Serbia
Ability to deliver
39.2/40.019.6/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Custom Software Development20% C#40% Other -
$50,000+$25 - $49 / hr1,000 - 9,999Vienna, VA
Ability to deliver
37.6/40.017.8/20 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
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
15% Custom Software Development22% C#85% 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 -
$10,000+$50 - $99 / hr250 - 999Kraków, Poland
Ability to deliver
39/40.019.8/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
30% Custom Software Development20% C#70% Other -
$10,000+$25 - $49 / hr250 - 999L'viv, Ukraine
Ability to deliver
37.4/40.017.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
35% Custom Software Development25% C#65% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
39.6/40.020/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
50% Custom Software Development20% C#50% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
Ability to deliver
38.1/40.019.4/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
40% Custom Software Development20% C#60% 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 -
$50,000+$25 - $49 / hr250 - 999Kansas City, KS
Ability to deliver
36.5/40.016.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
30% Custom Software Development30% C#70% Other -
$50,000+$50 - $99 / hr250 - 999Hudson, OH
Ability to deliver
36.5/40.017/20 Reviews9.8/10 Clients & Experience9.7/10 Market PresenceService focus
30% Custom Software Development30% C#70% Other -
$10,000+$100 - $149 / hr250 - 999London, England
Ability to deliver
37.8/40.018.6/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
20% Custom Software Development45% C#80% Other -
$25,000+$50 - $99 / hr1,000 - 9,999Tallinn, Estonia
Ability to deliver
36.2/40.016.2/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
50% Custom Software Development20% C#50% Other -
$10,000+$50 - $99 / hr50 - 249Naarden, Netherlands
Ability to deliver
36.2/40.017.6/20 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
37/40.018/20 Reviews10/10 Clients & Experience9.1/10 Market PresenceService focus
70% Custom Software Development40% C#30% Other -
$25,000+$25 - $49 / hr250 - 999
Ability to deliver
35.9/40.016/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
30% Custom Software Development30% C#70% Other -
$25,000+$25 - $49 / hr250 - 999Vitória, Brazil
Ability to deliver
39.3/40.019.6/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
50% Custom Software Development10% C#50% Other -
$50,000+$150 - $199 / hr10 - 49Ottawa, Canada
Ability to deliver
37.4/40.017.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
35% Custom Software Development100% C#65% Other -
$1,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
37.3/40.018.4/20 Reviews9.6/10 Clients & Experience9.3/10 Market PresenceService focus
60% Custom Software Development30% C#40% Other -
$50,000+$50 - $99 / hr250 - 999Yerevan, Armenia
Ability to deliver
34.6/40.016.6/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
40% Custom Software Development40% C#60% Other -
$10,000+$25 - $49 / hr50 - 249Cape Town, South Africa
Ability to deliver
35.8/40.016.6/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
40% Custom Software Development55% C#60% Other -
$5,000+$25 - $49 / hr250 - 999Gdańsk, Poland
Ability to deliver
36/40.016.4/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
40% Custom Software Development25% C#60% Other -
$5,000+$25 - $49 / hr50 - 249London, England
Ability to deliver
39.6/40.020/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
50% Custom Software Development10% C#50% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
39.4/40.019.4/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Custom Software Development30% C#70% Other -
$25,000+$50 - $99 / hr10 - 49Langhorne, PA
Ability to deliver
36.2/40.018/20 Reviews10/10 Clients & Experience8.2/10 Market PresenceService focus
40% Custom Software Development65% C#60% Other -
$5,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
38.6/40.020/20 Reviews10/10 Clients & Experience8.6/10 Market PresenceService focus
60% Custom Software Development10% C#40% 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
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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