Top 100 C# Developers

SEP is a software company founded in Carmel, Ind. in 1998. Their team of over 50 specializes in custom software, web, and mobile app development solutions for clients ranging from small companies to large firms in the industries of consumer products, healthcare, and business services.

Idea Theorem™ is an award-winning design & development agency based in Toronto. Through their empathy-driven approach, they have crafted digital products that have positively impacted over 10 million users. Their mission is to shape the digital future by delivering exceptional experiences.

Sofmen is a software development company founded in 2002. Based in Saratoga, Calif., with an office in Indore, India, the team of 79 specializes in custom software development, mobile app development, and web development. They primarily serve small business and midmarket clients in the IT, business services, and healthcare & medical industries. 

Founded in 2005, Magnise is a development firm. Their team of around X employees is based in Kyiv, Ukraine. They focus on custom software, web, and mobile app development.

Sofka Technologies is a software company founded in Medellín, Colombia in 2013 with over 250 employees. They specialize in custom software development, IT strategy consulting, and IT managed services for mid-market firms.

WeGotCode.com is a UX specialty company based in Atlanta. Founded in 2016, their team of two employees provide custom software development, UX design and cloud consulting services.

Digital Thinkers is a IT strategy consulting company. The small Budapest, Hungary-based agency was launched in 2019. Their team specializes in IT strategy consulting, custom software development, web development, business consulting, and more.

9BITS is a software developer based in Warsaw, Poland. Established in 2009, they have more than 100 employees that cater to small–midmarket clientele. They offer custom software development, mobile app development, and e-commerce development services.

Smart IT is a web development agency that has been offering custom software development, application management and support, and web development services to their small business, enterprise, and mid-market clients in the healthcare and medical, financial services, and other industries since 2011. Their company is made up of 250 employees with offices located in San Francisco and Minsk.

AVAMAE is a software solutions agency run by a team of fewer than 50 professionals founded in 2011. Based in London, the company offers custom software, web, and mobile app development services for small and medium-sized businesses from various industries, such as business services, financial services, and health care.

Vilmate is a software development company based in Kharkiv, Ukraine founded in 2010. Their team of 88 experts lends its services in IT strategy consulting, web development, and custom software development to midmarket and small companies that work in industries such as IT, consumer products, and health care.

Supportful is a IT staff augmentation company founded in 2021. The firm offers IT staff augmentation and has a small team.

Founded in 2010, Silverchip is located in Manchester, United Kingdom. Their team of 13 employees provides mobile app development and custom software development services for enterprise, midmarket, and small businesses.

Big data company AFI OPS TECHNOLOGIES is in Ghiroda, Romania. The small company was established in 2020. Their services include BI & big data consulting & SI, cloud consulting & SI, and custom software development.

SSA Group is a software development firm located in Kharkiv, Ukraine. Founded in 2007, the large team specializes in custom software development and IT strategy consulting.

Mystic Media is a mobile app and software development agency based in Murray, Utah. The agency, founded in 2001, has more than 50 employees and provides mobile app development, custom software development, and web development services to small and larger-sized companies and institutions in various industries that include business services, gaming, and health care & medical. 

7L International, a small software development company, is based in New York, New York. Launched in 2016, the team focuses on custom software development, mobile app development, e-commerce development, and IoT development.

Slashdev is a small software development company. The Winter Park, Florida-based company was established in 2021. Their services include custom software development, web development, mobile app development, wearable app development, and more.

6DegreesIT Pvt. Ltd. is a digital development and marketing agency with offices in Toronto, Canada and Dallas, as well as two offices in India, including New Delhi and Indore. Founded in 2006, they have 80 employees specializing in end-to-end mobile and app development for various companies in automotive, healthcare, e-commerce, and finance. Services also include content management, customer relations, and UI and UX design.

Busy Human is a small mobile application development firm established in 2017. Their services include Mobile App Development, Web Development, Web Design, UX/UI Design, and more. The company is in Orem, Utah.

DDI Development is a custom web and mobile development company with offices in Tallinn, Estonia; Kharkiv, Ukraine; and New York. Founded in 2007, they employ 73 industry professionals who specialize in digital development for small and midmarket businesses. Services include the development of custom software and applications, mobile and web apps, and databases.

JMR Technologies is a software house based in Warsaw, Poland. Founded in 2009, they have approximately 16 employees who serve midmarket and small business clients across industries. Services include web development, custom software development, and mobile app development.

Software development agency Ansi ByteCode LLP is located in Ahmedabad, India. Since 2014, their team of 29 has been specializing in custom software, mobile app, and web development. They work for midmarket and enterprise-level clients in the energy, healthcare, e-commerce, and government industries.

AVS Solutions is a custom software development company in Belgrade, Serbia. Founded in 2010, they have about 16 employees that serve mostly small-business and midmarket clients in real estate, IT, and energy industries. Services include custom software development, web development, and BI & big data consulting.

Founded in 2012, Zarego is a technology agency that is headquartered in Buenos Aires, Argentina. The team of 7 specializes in cloud consulting, IT staff augmentation, and IT strategy consulting. 

Bluegrass Digital is a managed services company based in Cape Town, South Africa. Founded in 1996, their team of 21 employees provides web development, mobile app development, and UX/UI design services.

MVP Factory is a software development company based in Berlin, Germany, that was established in 2017. Their team of 29 employees provides web development, custom software development, and mobile app development services.

Orange5 LLC is a development agency based in Cincinnati with over 10 members. Founded in 2015, they are experts in custom software, web, and mobile app development services for small businesses, specializing in .NET and NodeJS frameworks.

Team Connect Ltd. Is a software development firm in Warszawa, Poland and Gliwice, Poland. Established in 2008, the midsize team specializes in custom software development, IT staff augmentation, IT managed services, enterprise app modernization, and more.

Hristov Development is a Northbrook, Illinois-based software development firm. They offer custom software development, web development, and mobile app development and were launched in 2013.