Top 100 C# Developers
The Best of December 2025Looking 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
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121$10,000+50 - 249 employeesSan Mateo, CAG360Technologies is a custom software development firm. Established in 2010, the team provides Custom Software Development, Generative AI, Application Testing, Application Management & Support, and more. Their midsize company is located in San Mateo, California and Montevideo, Uruguay.Read More
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122Undisclosed1,000 - 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
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National Australia Bank (NAB) Microsoft Metrobank CIMB ThaiIndustries
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123$10,000+250 - 999 employeesMedellín, ColombiaRead More
Ceiba Software is a software and app development firm based in Medellin, Colombia, with a secondary location in Bogota, Colombia. Founded in 2006, this company has more than 400 employees. Services offered by Ceiba Software include custom software development, mobile app development, and IT staff augmentation for businesses of all sizes.
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SuraIndustries
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124$50,000+50 - 249 employeesBelfast, Northern IrelandRead More
Instil Software is a software engineering firm based in Belfast, Northern Ireland. Founded in 2005, Instil has about 30 employees that work across a variety of industries. They offer custom software development, mobile app development, cloud consulting and software integration, IoT, and web development.
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125$5,000+50 - 249 employeesChicago, ILCustom software development firm Liventus was founded in 2002. The firm provides Custom Software Development, Artificial Intelligence, AI Agents, BI & big data consulting & SI, and more and has a midsize team. The firm is based in Chicago, Illinois; Northbrook, Illinois; Matthews, North Carolina and Scottsdale, Arizona.Read More
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Now Health GroupIndustries
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126$10,000+250 - 999 employeesStuttgart, GermanyRead More
Launched in 2000, *instinctools is a software development company. The midsize team specializes in Custom Software Development, Web Development, IT strategy consulting, Mobile App Development, and more. The firm is in Stuttgart, Germany; Warszawa, Poland; Mississauga, Canada and Wilmington, Delaware.
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Daimler Fujitsu Nostrum SpexAIIndustries
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127$25,000+50 - 249 employeesLondon, EnglandSynetec, an AI development company, is located in London, England. They specialize in Artificial Intelligence, AI Consulting, Custom Software Development, and Web Development and were founded in 2009.Read More
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ArgentexIndustries
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128$5,000+10 - 49 employeesGreat Baddow, EnglandRead More
Objective is a software development firm. The small Great Baddow, United Kingdom-based team provides custom software development, BI & big data consulting & SI, Artificial Intelligence, conversion optimization, and more. The agency was launched in 1987.
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EpsonIndustries
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129$10,000+10 - 49 employeesNiš, SerbiaRead More
Naissus technologies is a software engineering company based in Niš, Serbia with a team of over 10 members. Since 2009, they have offered their services in custom software, web, and mobile app development for clients in the fields of financial services, IT services, and others.
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GBIIndustries
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130$5,000+250 - 999 employeesAhmedabad, IndiaBased in Ahmedabad, India and Bridgewater, New Jersey, SPEC INDIA is a custom software development firm. They provide Custom Software Development, Mobile App Development, Artificial Intelligence, BI & big data consulting & SI, and more and were founded in 1987.Read More
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Schneider ElectricIndustries
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131$10,000+250 - 999 employeesHo Chi Minh City, VietnamSaigon Technology, a custom software development company, was established in 2012. The agency provides Custom Software Development, Web Development, Mobile App Development, IT managed services, and more and has a midsize team. The agency is based in Reston, Virginia; Reston, Virginia; Singapore and Ho Chi Minh City, Vietnam.Read More
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WELIO YPO Lucette One HarvestIndustries
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132$1,000+250 - 999 employeesDhaka, BangladeshEnosis Solutions is a website development company. Headquartered in Dhaka, Bangladesh, their midsize team offers Web Development, Custom Software Development, Mobile App Development, Application Testing, and more. The agency was launched in 2006.Read More
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133$10,000+250 - 999 employeesNashua, NHRead More
A tech frontrunner since 1989, Zco is a full-stack app development firm offering web, mobile, and animation services. Headquartered in Nashua, New Hampshire with a Boston office, the 200+ specialists comprise a powerhouse team with outstanding and varied proficiencies.
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GolflogixIndustries
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134$5,000+10 - 49 employeesJacksonville Beach, FLSoftware development company Oyova is based in Jacksonville Beach, Florida and St. Petersburg, Florida. The agency offers Custom Software Development, Web Development, E-Commerce Development, Digital Strategy, and more and is small.The agency was founded in 2008.Read More
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University of Florida FoundationIndustries
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135$5,000+50 - 249 employeesAhmedabad, IndiaRead More
CMARIX is a technology outsourcing company based in Gujarat, India. Founded in 2009, the team of 115+ employees offers a focused specialty in web development, custom software development, and mobile app development. CMARIX primarily works in partnership with small businesses and midmarket clients.
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Schneider ElectricIndustries
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136$10,000+250 - 999 employeesHanoi, VietnamPowerGate Software is an app development firm. Founded in 2011, the midsize firm is located in Hanoi, Vietnam; Iowa City, Iowa; Birdham, England and Montréal, Canada. Their team focuses on Mobile App Development, Web Development, UX/UI Design, Custom Software Development, and more.Read More
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Pitago, Beam, Ally.ioIndustries
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137$5,000+250 - 999 employeesKirkland, WAEstablished in 2005, UKAD is an IT staff augmentation company. Their midsize team is located in Kirkland, Washington; Kraków, Poland; Kharkiv, Ukraine and Cesson-Sévigné, France and focuses on IT staff augmentation, E-Commerce Development, Low/No Code Development, Custom Software Development, and more.Read More
Clients
AJ Produkter Ginza TargetAid EntitledToIndustries
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138$10,000+2 - 9 employeesRead More
KSB Technologies is a custom software development company. The small WOLVERHAMPTON, United Kingdom-based team focuses on custom software development, web development, IT strategy consulting, cloud consulting & SI, and more. The agency was founded in 2021.
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139$50,000+10 - 49 employeesChicago, ILRead More
Spark Equation is a software engineering company headquartered in Chicago, with additional offices in Saint Petersburg and Krasnoyarsk, Russia. Founded in 2014, their team of 24 experts provide custom software development, mobile app development, and web development to their clients.
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140$50,000+1,000 - 9,999 employeesŁódź, PolandRead More
Infopulse is an end-to-end digital services and advisory company based in Ukraine with additional offices across Europe and the Americas. Founded in 1991, their team of 2,300+ specialists offers solution engineering, managed services, innovation services, digital experience & intelligent business solutions. They work with SMBs and Fortune 100 enterprises, focusing on banking, energy, oil & gas, healthcare, telecom, information technology, and other industries.
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BICSIndustries
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141$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.
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SimpleviewIndustries
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142$10,000+50 - 249 employeesNiš, SerbiaMidsize custom software development company Ingsoftware, is located in Niš, Serbia; Neuhof, Germany; Camden, Delaware and Sydney, Australia. They provide Custom Software Development, Web Development, Mobile App Development, UX/UI Design, and more and were founded in 2009.Read More
Clients
PALFINGER Gold Bullion International Porsche InformatikIndustries
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143$5,000+50 - 249 employeesNoida, IndiaRead More
Codestore Technologies Pvt Ltd is a Noida, India-based software development company. The midsize agency was founded in 2016. Their services include custom software development, mobile app development, and web development.
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Direct SalesIndustries
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144$10,000+10 - 49 employeesZagreb, CroatiaGamechuck, a custom software development firm, was established in 2019. The small Zagreb, Croatia-based team specializes in custom software development, web development, mobile app development, and AR/VR development.Read More
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145$50,000+50 - 249 employeesKyiv, UkraineIn Kyiv, Ukraine; New York, New York; Tallinn, Estonia and Calgary, Canada, SevenPro is an IT staff augmentation company. The midsize agency was launched in 2017. Their services include IT staff augmentation, Custom Software Development, Web Development, and Mobile App Development.Read More
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146$25,000+250 - 999 employeesJaipur, IndiaApp development firm The NineHertz was launched in 2008. The midsize team specializes in Mobile App Development, IT staff augmentation, Custom Software Development, Web Development, and more. The company is located in Cincinnati, Ohio; Jaipur, India; Atlanta, Georgia and Strathfield, Australia.Read More
Clients
JMRC (Jaipur Metro Rail Corporation)Industries
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147$10,000+50 - 249 employeesSan Francisco, CAAzumo, an artificial intelligence company, was established in 2016. Their midsize team is headquartered in San Francisco, California and Rosario, Argentina. The firm provides Artificial Intelligence, Custom Software Development, Mobile App Development, and BI & big data consulting & SI.Read More
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Twitter Facebook Omnicom Discovery ChannelIndustries
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148$5,000+1,000 - 9,999 employeesRead More
Cyber Infrastructure Inc. is an IT company headquartered in San Francisco with offices in Atlanta, Miami, New York, London, India, and Singapore. Founded in 2003, the team of 740 specializes in custom software development and SEO. They work primarily with midmarket-level businesses, focusing on IT, advertising and marketing, and gaming.
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UPSIndustries
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149$10,000+50 - 249 employeesFullerton, CAFounded in 2009, Pegasus One is a business intelligence company. The firm offers BI & big data consulting & SI, cloud consulting & SI, Custom Software Development, Mobile App Development, and more and has a midsize team. The firm is located in Fullerton, California and Mumbai, India.Read More
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Toshiba Disney City National Bank HondaIndustries
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150$25,000+10 - 49 employeesWinnipeg, CanadaRead More
Bit Space Development Ltd. is an interactive digital media studio headquartered in Winnipeg, Canada. The company, founded in 2015, specializes in AR/VR development, but also provide other services including custom software development, and IT strategy consulting. Their team of 14 people works with small, mid-market, and enterprise companies in mainly the utilities, manufacturing, and education industries.
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Kohler Co. Manitoba Construction Sector Council Manitoba First Nations Education Resource Centre PCL ConstructionIndustries
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