Top C# Developers
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$5,000+$25 - $49 / hr10 - 49Sofia, Bulgaria
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See all 7 projectsKey Development is a bespoke software creation company specializing in tailored software development and full stack software development services. Across the reviews, 100% of clients praised their technical excellence, timely project delivery, and exceptional communication skills. Reviewers highlighted Key Development's strong value for cost and deep understanding of project goals, with 80% emphasizing their ability to meet specific business needs effectively.
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$25,000+$50 - $99 / hr50 - 249Sofia, Bulgaria
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See all 5 projectsExpert Allies provides bespoke software development and tailored software solutions, including custom app development and cloud-based systems. Reviews highlight their exceptional project management, timely delivery, and effective communication. Clients appreciate their ability to understand unique business needs and deliver innovative, user-friendly platforms, demonstrating a commitment to meeting and often surpassing client expectations.
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$10,000+$150 - $199 / hr2 - 9Manasquan, NJ
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See all 2 projectsKeypress Software Development Group is a bespoke software development company specializing in tailored software development solutions. Their reviews highlight a 100% satisfaction rate, with clients particularly impressed by their end-to-end software development and project management capabilities. Their commitment to understanding business needs and delivering integrated solutions is a recurring theme across testimonials.
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$10,000+< $25 / hr10 - 49Da Nang, Vietnam
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See all 6 projectsLavega is a custom software development company that excels in tailored software solutions, focusing on human-centered design and technical innovation. Reviews highlight their exceptional project management and responsiveness, with 100% of clients noting effective communication. Clients appreciate their strategic insight and bespoke software development, with 75% mentioning improved business outcomes such as increased efficiency and customer engagement.
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$50,000+$25 - $49 / hr50 - 249Bratislava, Slovakia
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See all 3 projectsSYTOSS is a Custom Software Development company recognized for its expertise in developing both customer-facing and back-office systems, as well as innovative web and mobile applications. The company receives overwhelmingly positive feedback, with 100% of reviewers praising their technical skills, quality work ethics, and alignment with company values. SYTOSS consistently delivers projects on time, enhancing system stability and driving business growth.
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$50,000+$50 - $99 / hr10 - 49Potts Point, Australia
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See all 3 projectsCoder Trove is a Custom Software Development company specializing in end-to-end software engineering and tailored software development solutions. With a strong focus on delivering high-quality, bespoke software products, 100% of reviewers highlighted their ability to meet deadlines and maintain robust communication. Consistently praised for their project management and developer quality, Coder Trove is recognized for their commitment and alignment with client values.
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$25,000+$25 - $49 / hr10 - 49Portimão, Portugal
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See all 1 projectsDia Verde is a digital transformation company specializing in modern web architecture, CRM integration, and technical SEO. The majority of reviews (100%) highlight their exceptional technical expertise and proactive approach, with clients praising their ability to act as true partners rather than mere service providers. Their project management and commitment to transparent processes, like the Scrum methodology, receive unanimous acclaim.
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Undisclosed$50 - $99 / hr50 - 249Rampside, England
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See all 1 projectsJDC Digital is a digital marketing agency specializing in enhancing online presence and improving SEO. Their reviews reflect a 100% satisfaction rate, highlighting their professionalism, clear communication, and tailored approach to client needs. Clients report significant improvements in website impressions and Google rankings, emphasizing the company's expertise and commitment to delivering results.
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$5,000+$50 - $99 / hr10 - 49Šibenik, Croatia
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See all 2 projectsImmense agency specializes in Bespoke Software Development, offering tailored software solutions including website and custom app development. Client feedback highlights their professionalism, timely delivery, and effective project management. Reviews consistently commend their strong work ethic, user-centric designs, and significant improvements in user engagement, growth, and revenue.
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$10,000+$100 - $149 / hr10 - 49Lakeville, PA
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Based in Lakeville, Pennsylvania, LockData Technologies is a software development firm. They offer Custom Software Development and Web Development.
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$75,000+$150 - $199 / hr10 - 49Lexington, KY
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Software development company APAX Software is located in Lexington, Kentucky. Their services include Custom Software Development and Web Development.
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Undisclosed$50 - $99 / hr2 - 9Caravaggio, Italy
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Maia Management srl is a software development company. The small Caravaggio, Italy-based team focuses on Custom Software Development and AR/VR development. The firm was established in 2022.
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$50,000+$100 - $149 / hr250 - 999London, England
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Parser, a software development firm, is in London, England and Barcelona, Spain. They provide Custom Software Development and Generative AI.
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$5,000+$150 - $199 / hr10 - 49
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BKY Technologies is an Edmonton, Canada-based software development firm. The team offers Custom Software Development and IT managed services.
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$1,000+$25 - $49 / hr50 - 249Simpsonville, SC
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See all 1 projectsConcept Infoway LLC helps businesses improve their digital presence and operations through web design and development, SEO, digital marketing services, mobile app development, software development,
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$50,000+$50 - $99 / hr10 - 49Montevideo, Uruguay
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See all 3 projectsKaien Software offers bespoke software development, custom app development, and tailored software solutions. Reviews consistently highlight their commitment to understanding client needs, high level of professionalism, and ability to deliver user-friendly, advanced technological solutions within budget and timelines. Clients commend their responsive communication and personalized project management, noting significant improvements in business operations and productivity.
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$5,000+$25 - $49 / hr10 - 49Rīga, Latvia
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Software development firm Baltic Software Solutions was established in 2012. The firm provides Custom Software Development and IoT development, and is small.
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$5,000+$100 - $149 / hr2 - 9London, England
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See all 2 projectsFuture-Proof Software, Built at Incredible Speeds. Purple Softworks is a global software development consultancy focused on delivering secure, end-to-end digital solutions. We partner with
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$5,000+$100 - $149 / hr10 - 49Tulsa, OK
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Seed Technologies is a small website development firm. Founded in 2004, the team offers Web Development and Custom Software Development.
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$5,000+$50 - $99 / hr2 - 9Budapest, Hungary
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Founded in 2022, PetakSys is a custom software development company. The company provides Custom Software Development and IT strategy consulting.
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$10,000+$150 - $199 / hr10 - 49Grand Rapids, MI
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Launched in 2000, Springthrough is an IT managed services company. The small team provides IT managed services and Web Development.
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$5,000+$25 - $49 / hr10 - 49Sollentuna, Sweden
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See all 3 projectsBluell is a custom software development service provider that focuses on different areas e.g FinTech, Logistics, Transportation etc to implement unique software solutions. Our Web and Mobile
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$50,000+$200 - $300 / hr10 - 49Carlsbad, CA
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Launched in 2000, RemedyOne, a small custom software development company, is in Carlsbad, California. Their services include Custom Software Development and Web Development.
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$10,000+$150 - $199 / hr10 - 49
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In Elk Grove Village, Illinois, Gate3 is a software development firm. Their services include Custom Software Development and Mobile App Development.
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UndisclosedUndisclosed2 - 9Łódź, Poland
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Solarte is a Łódź, Poland-based custom software development firm. They provide Custom Software Development and Web Development and were launched in 2012.
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$10,000+< $25 / hr250 - 999Campinas, Brazil
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Art IT - Intelligent Technology is an user experience design agency. Based in Campinas, Brazil, their midsize team offers UX/UI Design and Architectural Design. The company was founded in 2002.
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$1,000+$50 - $99 / hr2 - 9Wheeling, IL
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Established in 2026, Wheeling Software is a small Wheeling, Illinois-based software development firm. Their services include Custom Software Development and Artificial Intelligence.
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$1,000+< $25 / hr2 - 9
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Cloud consulting & SI company Conchakra Technologies Pvt Ltd is in Bengaluru, India. Their services include cloud consulting & SI and Custom Software Development.
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$5,000+$25 - $49 / hr10 - 49Sheridan, WY
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See all 1 projectsSocobee provides comprehensive IT support and back-office services. Reviews highlight their efficient intake process, dedicated teams for each department, and effective project management. Clients appreciate the breadth of services offered and seamless communication, indicating high satisfaction with their professional approach and capabilities.
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$50,000+$50 - $99 / hr250 - 999Nashville, TN
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See all 4 projectsTrinetix is a custom software creation and tailored software development company that specializes in delivering bespoke software solutions across various industries. Reviews consistently highlight their expertise in full-stack software development, with 100% of clients noting their professionalism, effective project management, and ability to deliver high-quality code. Clients frequently commend their team’s talent, detail-oriented documentation, and seamless integration into existing workflows.
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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