Top 100 ASP.NET Developers in the United Kingdom

Located in London, United Kingdom and Lahore, Pakistan, Devbox is a web development company. The midsize agency was founded in 2011. Their team focuses on web development, custom software development, IT staff augmentation, mobile app development, and more.

Dev House is a web development firm. Their midsize team is based in Faisalabad, Pakistan. The agency offers web development, mobile app development, social media marketing, search engine optimization, and more.

Despite only being around since 2002, Dotsquares has nearly 1000 employees across the UK, UAE, US, Australia, India, and France. They offer a staggering variety of services, including web, app, game, and e-commerce development and IT consulting and support.

ESquall Technologies PVT Ltd, a software development company and app development firm, was established in 2018. The company focuses on custom software development and mobile app development and has a small team. The company is located in San Pablo, California and Rawalpindi, Pakistan.

Raadl is a Cambridge, United Kingdom-based software development company. They focus on custom software development, ux/ui design, application management & support, e-commerce development, and more and were launched in 2020.

Based in London, United Kingdom and Vadodara, India, Advance Web Software Limited is an IT staff augmentation company. They focus on IT staff augmentation, web development, mobile app development, and custom software development and were established in 2015.

Taggr, a small software development company and mobile app development company, is in Birmingham , United Kingdom. The team specializes in custom software development and mobile app development.

HR firm Wave Europe was founded in 2012. Based in Kraków, Poland, their small team provides HR services.

SADA Systems, with a team of 350+ employees, is a software consulting agency that was founded in 2000. SADA Systems is headquartered in Los Angeles, with an office in Washington. The agency helps a variety of clients with their cloud consulting and system integration, IT strategy consulting, and software development needs.

Amdaris is a midsize custom software development firm. Launched in 2009, the firm is in Bristol, United Kingdom; Dubai, United Arab Emirates; Chișinău, Moldova and Timișoara, Romania. Their team offers custom software development, enterprise app modernization, application management & support, mobile app development, and more.

Nodlays, a CRM consulting and SI company, was launched in 2018. Their small team is based in Lahore, Pakistan. The firm offers CRM consulting and SI, custom software development, web development, mobile app development, and more.

Metasite is a software development firm. Their midsize team is based in Vilnius, Lithuania and London, United Kingdom. The firm specializes in custom software development, application management & support, IT managed services, and IT strategy consulting.

Team4solution is a mobile and web application design and development agency, founded in 2017. They have between 10 and 49 employees across their offices in Wakad, India and Kuala Lumpur, Malaysia, where they provide web, mobile and software solutions from small and mid-size businesses. Services include e-wallet and e-learning apps, cross-platform apps, and SalesForce.

Angry Nerds is a software development house based on Wroclaw, Poland. Established in 2015, they have more than 60 employees who provide app development services for global clients consisting mostly of small and mid-market firms. Their services include custom software development, web development, and mobile development for Android and iOS. They also offer staff augmentation.

Pear Computing Systems Ltd is a small web development firm founded in 1998. Their services include web development, custom software development, and HR services. The firm is based in Glasgow , United Kingdom.

TkXel is a mobile app and web development company founded in 2007. With its headquarters in Reston, Va., and an office in Lahore, Pakistan, they have a team of 318 employees. Their services include mobile app development, web development, and custom software development. They primarily serve small and midmarket clients. 

Schnell Solutions Limited, a custom software development company, was launched in 2006. Their midsize team is based in London, United Kingdom and Chandigarh, India. Their services include custom software development, mobile app development, web development, and IT strategy consulting.

IT strategy consulting company INVINCIX Solutions Private Limited was founded in 2017. Their midsize team is in Singapore, Singapore; Bhubaneswar, India; Ho Chi Minh City, Vietnam and Twickenham, United Kingdom and provides IT strategy consulting, ux/ui design, IT managed services, custom software development, and more.

Engineer Box, a cloud consulting & SI company, was founded in 2023. They are based in London, United Kingdom and have a small team. Engineer Box provides cloud consulting & SI, web development, mobile app development, and application testing.

Haefele Software is an outsourced Microsoft software development company based in Cape Town, South Africa, with offices in Melbourne, Australia; Tampa, Florida; and London. The company, founded in 2006, has more than 50 employees and provides custom software development, IT strategy consulting, and IoT development services to enterprise and smaller-sized companies in various industries.

Satva Softech is a software company in Stanmore, United Kingdom, and Ahmedabad, India. Founded in 2016, they have about 10 employees that serve mostly midmarket and enterprise clients in the IT, e-commerce, and education sectors. Services include custom software, mobile app, and web development.

bvblogic is a full-stack web and mobile development company headquartered in Ivano-Frankivsk, Ukraine, with additional offices in Warsaw, Poland; Kiev, Ukraine; and Toronto, Ontario. Founded in 2008, bvblogic's team of around 75 employees specializes in web development, mobile app development, and custom software development. bvblogic primarily works with midmarket and enterprise clients in the business services, consumer products, and advertising industries. 

Beyond Infinity Studo, a software development firm, is in Stoke-on-Trent, United Kingdom. The small team focuses on custom software development, mobile app development, ux/ui design, and graphic design and was founded in 2018.

Founded in 1998 in Denver, Itransition now has multiple offices in the U.S., U.K., E.U., and locations in eastern Europe housing more than 2,200 employees. They help power enterprises and SMBs globally with their digital solutions in the areas of business process automation, AI, data analytics, customer experience, and others. 

Altamira (formerly GBKSOFT) is a Ukraine-based web and mobile development company that specializes in UX/UI design, IT strategy consulting, web development, and mobile app development. Founded in 2011, the company delivers stable and efficient software solutions to clients looking to maximize ROI and capture consumer attention.

The Altamira team has experience in PHP, Yii2, MySQL, Postgre.sql, JSON, XML, AJAX, JavaScript, HTML, CSS, jQUERY, Angular.Js, Android SDK, iOS, Sockets.IO, and Apache. With under 250 employees, Altamira works closely with clients to produce complex web applications that accelerate sales, engage customers, and increase online traffic. 

The D Point is a London, United Kingdom-based social media marketing agency. Established in 2023, the small team specializes in social media marketing, IT staff augmentation, custom software development, web design, and more.

Based in Vienna, VA, 10Pearls designs and maintains apps for various companies. The company and its nearly 350 employees have experience in cybersecurity, product development, and UX/UI design.

Launched in 2022, Nebuton is a small website development firm located in London, United Kingdom. Their services include web development, web design, and custom software development.

Gavin Potter, a custom software development company, is based in Edinburgh, United Kingdom. The small team focuses on custom software development, web design, and web development. The company was founded in 2020.

Hive is a small London, United Kingdom-based IT staff augmentation company. They offer IT staff augmentation, custom software development, web development, mobile app development, and more and were launched in 2021.