Top 100 C# Developers
The Best of October 2026Looking for a top C# programmer?
C Sharp, or C#, is a programming language created by Microsoft. It's general-purpose and addresses static typing, object- and component-oriented programming approaches. It uses the .NET framework and is best for developing web apps, desktop apps, mobile apps, and games.
That's why we've created this list of the best C# developers for you to review. Read through company descriptions, former clients, and notable projects to find the best fit for your business.
List of the Best C# Programmers
-
31$25,000+50 - 249 employeesBoston, MAIn Boston, Massachusetts; Medellín, Colombia and Marblehead, Massachusetts, Ballast Lane Applications LLC is a custom software development firm. The midsize firm was founded in 2011. Their team focuses on Custom Software Development, UX/UI Design, and Artificial Intelligence.Read More
Clients
Reibus InternationalIndustries
-
32$25,000+50 - 249 employeesHouston, TXGlorium Technologies is a midsize ERP consulting and SI company. Established in 2010, the team offers ERP consulting and SI, Custom Software Development, Digital Strategy, AI Consulting, and more. The company is headquartered in Houston, Texas; Kyiv, Ukraine; Pafos, Cyprus and Kraków, Poland.Read More
Clients
CAE Healthcare PACS Harmony Bodyo ITR SoftwareIndustries
-
33$100,000+1,000 - 9,999 employeesNew York, NYSoftware development firm DataArt is located in New York, New York; Zug, Switzerland; London , England and München, Germany. Established in 1997, the large team provides Custom Software Development, IoT development, Artificial Intelligence, BI & big data consulting & SI, and more.Read More
Clients
Ocado Technology Metro Markets Nasdaq InvescoIndustries
-
34$25,000+250 - 999 employeesWarszawa, PolandAltkom Software is a Warszawa, Poland-based custom software development firm. They specialize in Custom Software Development, Mobile App Development, Enterprise App Modernization, and cloud consulting & SI and were launched in 2000.Read More
Clients
BNP ParibasIndustries
-
35$50,000+1,000 - 9,999 employeesChişinău, MoldovaRead More
Pentalog is a large Brașov, Romania-based custom software development company. Established in 1993, the team offers custom software development, IT staff augmentation, e-commerce development, and web development.
Clients
AdidasIndustries
-
36$50,000+10 - 49 employeesOttawa, CanadaIversoft, a mobile app development company, was founded in 2009. The small team offers Mobile App Development, Custom Software Development, and Web Development. The firm is headquartered in Ottawa, Canada; Vancouver, Canada; Toronto, Canada and Mont-Royal, Canada.Read More
Clients
Centre For Addiction and Mental HealthIndustries
-
37$10,000+250 - 999 employeesWrocław, PolandScalo is a custom software development firm. They are based in Wrocław, Poland; Kraków, Poland; Warszawa, Poland and Katowice, Poland and have a midsize team. Their services include Custom Software Development, AI Consulting, Artificial Intelligence, IT staff augmentation, and more. The firm was founded in 2007.Read More
Clients
BNP Paribas, Pagaya, ING, Santander, Daimler TB.LX, Zooplus, Tabnine, Backbase, Change DonationsIndustries
-
38$25,000+1,000 - 9,999 employeesSão Paulo, BrazilFCamara is an user experience agency. Their large team is in São Paulo, Brazil; Leiria, Portugal; St Albans, England and Dubai, United Arab Emirates. Their services include UX/UI Design, IT strategy consulting, cloud consulting & SI, IT staff augmentation, and more. The firm was founded in 2006.Read More
Clients
Farfetch IPSOS Elfa Group BTG PactualIndustries
-
39$10,000+10 - 49 employeesAhmedabad, IndiaFacile Technolab is a custom software development firm. Launched in 2016, the small agency is based in Ahmedabad, India. Their services include Custom Software Development, Enterprise App Modernization, and Artificial Intelligence.Read More
Clients
Super LinearIndustries
-
40$25,000+10 - 49 employeesRaleigh, NCRead More
Digital Mettle is a technology consultancy and custom software development firm based in Raleigh, N.C. The firm, founded in 2001, has a team of more than ten that provides custom software development, mobile app development, web development, and IT strategy consulting services to small and midmarket companies and institutions in business services, consumer products & services, education, financial services, health care and medical, nonprofit, and other industries.
Clients
SimpleviewIndustries
-
41$50,000+10 - 49 employeesSeattle, WAATOMICUS, a custom software development firm, was launched in 1999. They are in Seattle, Washington and Gdańsk, Poland and have a small team. Their services include custom software development.Read More
Clients
BRUKER CAMECA AMETEK Hitachi High-TechIndustries
-
42$50,000+50 - 249 employeesMilton, AustraliaRead More
Located in Brisbane, Australia, WorkingMouse is a software development agency that was founded in 2014. The agency and their team of 35 specialize in custom software and mobile app development.
Clients
Department of DefenceIndustries
-
43$50,000+50 - 249 employeesدبي, United Arab EmiratesCustom software development company Rubius was founded in 2005. The company offers custom software development, web development, mobile app development, AR/VR development, and more and has a midsize team.Read More
Clients
HexagonIndustries
-
44$25,000+50 - 249 employeesL'viv, UkraineHeadquartered in L'viv, Ukraine; Warszawa, Poland and Markham, Canada, Reenbit is a software development firm. The midsize firm was established in 2018. Their team focuses on Custom Software Development, Artificial Intelligence, BI & big data consulting & SI, Enterprise App Modernization, and more.Read More
Clients
CloudBooking Glowi EClou DataloopIndustries
-
45$5,000+1,000 - 9,999 employeesWarszawa, PolandALTEN Polska, an Engineering company, was launched in 2009. Their large team is headquartered in Warszawa, Poland; Kraków, Poland and Gdańsk, Poland and provides Engineering, Staffing, Custom Software Development, cloud consulting & SI, and more.Read More
Industries
-
46$50,000+50 - 249 employeesIrvine, CASoftware development firm Saritasa was established in 2005. In Irvine, California; New York, New York; Chicago, Illinois and Manhattan Beach, California, their midsize team provides Custom Software Development, AR/VR development, Artificial Intelligence, Mobile App Development, and more.Read More
Clients
Mitsubishi Makita ASCO Power Technologies WinegardIndustries
-
47$25,000+50 - 249 employeesLehi, UTTech9 is a midsize custom software development firm. The Lehi, Utah-based company was launched in 2015. Their team offers Custom Software Development, UX/UI Design, Mobile App Development, and Enterprise App Modernization.Read More
Clients
Larry H. Miller GroupIndustries
-
48Undisclosed1,000 - 9,999 employeesHo Chi Minh City, VietnamCBTW APAC, a large software development company, is located in Ho Chi Minh City, Vietnam; Hanoi, Vietnam; Pasay, Philippines and Bengaluru, India. Founded in 1999, the team specializes in Custom Software Development, cloud consulting & SI, Web Development, Mobile App Development, and more.Read More
Clients
National Australia Bank (NAB) Microsoft Metrobank CIMB ThaiIndustries
-
49$25,000+250 - 999 employeesLondon, EnglandTransparity, an AI Agents company, is in London, England. The midsize team specializes in AI Agents, AI Consulting, Custom Software Development, Enterprise App Modernization, and more and was established in 2015.Read More
Clients
Alzheimer’s Society NSPCC NHS LushIndustries
-
50$1,000+10 - 49 employeesWarszawa, PolandRead More
StoryMode is a game development studio in Minsk, Belarus. Founded in 2018, they have about 15 employees that serve mostly small-business clients in the gaming industry. Services include custom software, mobile app, and AR/VR development.
Clients
Saber InteractiveIndustries
-
51$10,000+50 - 249 employeesLondon, EnglandInfluential Software is a London, England-based software development firm. The midsize team focuses on Custom Software Development, Web Development, BI & big data consulting & SI, IT managed services, and more and was founded in 1993.Read More
Clients
DeloitteIndustries
-
52$5,000+250 - 999 employeesNew York, NYCustom software development company UplineSoft was established in 2020. Their midsize team is in Charlotte, North Carolina; New York, New York; Monroe, North Carolina and Charlotte, North Carolina. UplineSoft focuses on Custom Software Development and IT staff augmentation.Read More
Industries
-
53$25,000+10 - 49 employeesL'viv, UkraineDeepInspire is a custom software development company launched in 2000. The company provides Custom Software Development, UX/UI Design, BI & big data consulting & SI, Artificial Intelligence, and more and has a small team.Read More
Industries
-
54$25,000+10 - 49 employeesWestborough, MAWakefly, Inc. Is a web development firm. Launched in 2002, the small company is located in Westborough, Massachusetts. Their services include Web Development, Custom Software Development, Pay Per Click, UX/UI Design, and more.Read More
Clients
Wakefly has designed and developed hundreds of websites across multiple content management systemsIndustries
-
55$1,000+250 - 999 employeesSofia, BulgariaScalefocus is a software development company. The midsize Sofia, Bulgaria-based agency was launched in 2012. Their team specializes in Custom Software Development, Mobile App Development, Artificial Intelligence, Web Development, and more.Read More
Clients
CuradenIndustries
-
56$10,000+50 - 249 employeesWoluwe-Saint-Lambert, BelgiumTacta is a software development firm. Founded in 2007, the team offers custom software development and web development. Their midsize company is Bruxelles, Belgium-based.Read More
Industries
-
57$10,000+50 - 249 employeesWarszawa, PolandRead More
Lightpoint Global is a development company with 41 employees that is based in Minsk, Belarus. Since being founded in 2011, they have focused on web development, big data consulting, and cloud consulting. They work with both small and mid market businesses in mainly media, education, and financial services.
Clients
LufthansaIndustries
-
58$50,000+250 - 999 employeesNaples, FLIntetics Inc. Is an IT managed services company founded in 1995. The firm focuses on IT managed services, IT staff augmentation, Custom Software Development, Web Development, and more and has a midsize team. The firm is headquartered in Naples, Florida; Düsseldorf, Germany; Kraków, Poland and Kyiv, Ukraine.Read More
Clients
Encyclopaedia BritannicaIndustries
-
59$1,000+1,000 - 9,999 employeesBengaluru, IndiaRead More
Flatworld Solutions is an outsourcing company headquartered in Princeton, N.J. Founded in 2006, they have a team of over 750 employees. The firm's international offices are based across India, the U.K, and the Philippines and has experience in nonvoice/ back office, transcription, and call center services. Their Clients mostly work in manufacturing, education, and healthcare industries.
Clients
MSNIndustries
-
60$75,000+250 - 999 employeesMedellín, ColombiaRead More
Perficient Latin America (formerly PSL) is a software engineering company that was founded in 1986. With locations in New York; Medellín, Colombia; and Mexico City, Perficient Latin America has more than 650 employees. They specialize in custom software development, big data consulting, cloud consulting, system integration, and web development. Perficient Latin America supports mid-sized and enterprise clients across a range of industries.
Clients
Fortune 500/Large: IPGIndustries
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule ConsultationMost Reviewed C# Developers
Connect with a C# Developers that received the most new reviews in the past 12 months.
C# Developers
- 11 12 new reviews
- 12 12 new reviews
- 13 9 new reviews
- 14 9 new reviews
- 15 9 new reviews
