Top 100 Software Development Companies in the United Kingdom

Blue Sparrow Apps is a development agency based in Bristol, England, and founded in 2015. With fewer than 10 employees, they specialize in mobile app and custom software development solutions for both small and medium-sized businesses.

CSI Media is an award-winning web and software development company with 23 years’ experience in delivering bespoke, advanced solutions for mid-market and enterprise-level companies across the UK. They combine inspiring design with the latest tech to deliver world-class digital solutions including CMS websites (Umbraco, Sitecore & Shopify), web applications, e-commerce platforms, business portals, and software systems and, since 1998, they have developed over 200 custom platforms for companies across the U.K.

 

Entropy is a digital development company based in Bletchley, England, and founded in 2013. Their team of more than 10 employees specializes in custom software development, mobile app development, and web development. They primarily work with midmarket clients in the media, education, and healthcare fields. 

Rokk is a London-based web development company. With an additional office in Exeter, U.K., they operate with a total of 29 employees. Since their founding in 2002, they have provided custom software development, mobile app development, and web design to their clients.
 

Custom software development firm Unity Developers was launched in 2017. Their small team is located in Bedford, United Kingdom. Unity Developers offers custom software development, mobile app development, AR/VR development, product design, and more.

Bladeware is an app development company that is headquartered in Zaporizhzhya, Ukraine. Founded in 2018, the team of work to provide mobile app development, custom software development, and application testing services to their small business clients. They primarily work with businesses within the education, information technology, and business services industries. 

SourceCodeStudio is a small custom software development company. The Bury St Edmunds, United Kingdom-based company was founded in 2016. Their services include custom software development, ux/ui design, web development, e-commerce development, and more.

Takeaway Reality is an AR/VR development company headquartered in London, United Kingdom. The small firm was established in 2020. Their team offers AR/VR development, marketing strategy, mobile & app marketing, and business consulting.

Coderus is a software and mobile app development company based in Martlesham Heath, U.K., with offices in Cambridge and Norwich, U.K. The company, founded in 1998, has a team of more than 30 that provides mobile app development, IoT development, UX/UI design, product design, IT strategy consulting, wearable app development, and application testing services. Coderus serves small and larger-sized companies in various industries that include consumer products & services.

Founded in 2017, Lambert Labs is a software development agency that specializes in Python. Their team of fewer than 10 employees is based in London. They also provide web development services and application testing. 

Founded in 2004, HeadChannel is a software development firm that offers custom software development, web development, and mobile app development services to their small business and mid-market clients in the IT industry. Their 50 employees are based out of offices in London and Katowice, Poland.

Web development firm Wise Vision was founded in 2018. The agency provides web development, e-commerce development, accounting, enterprise app modernization, and more and has a small team. The agency is in L'viv, Ukraine.

Geeks is a software development company in London. Founded in 2007, Geeks' team of 85 specializes in custom software development, web development, and mobile app development, primarily for midmarket clients in media and govenment.

Applifting is a software studio based in Prague. Since 2014, their team of 70+ has been specializing in custom software development, digital strategy, and UX/UI design. 

Hex Digital, an advertising company, is headquartered in London, United Kingdom. The small company was launched in 2008. Their services include advertising, custom software development, ux/ui design, branding, and more.

Founded in 1998, AtomicMedia is a digital agency that works with enterprise, mid market, and small businesses. With two UK offices in Nottingham and Shoreditch, the team of 50  specialize in mobile app development, SEO, content marketing, PPC, web design, UX/UI design, and web development services for client.

CyBearSoft is a software development firm. Established in 2021, the small agency is in London, United Kingdom. Their team specializes in custom software development, web development, and mobile app development.

Magicforce is a CRM consulting and SI company founded in 2019. Their small team is located in London, United Kingdom and L'viv, Ukraine. Their services include CRM consulting and SI.

Tech Alchemy is a software development studio based in London. Founded in 2016, they have around 150 employees who provide startups and small to medium-sized businesses with custom software development, blockchain development, and web & mobile app design and development. Services include prototyping, discovery, MVP development, and Web3 digital transformation

Powercode is a web development agency based in Kyiv, Ukraine founded in 2015. They are operated by a team of 66 who are experts in web, mobile app, and custom software development for clients ranging from startups to enterprises. They have experience working in industries such as financial services, business services, and IT. They are also familiar with working with platforms like Amazon, Linux servers, and Azure, among others.

Binary Mango is a mobile app development platform that's based in London. Since 2016, their team of fewer than 10 have provided mobile app as well as AR/VR development assistance to mid-market and enterprise-level clients in the fields of consumer products and advertising. 

DabApps is a web and mobile application development agency based in Brighton, England. They were founded in 2010 and have a staff of 21 employees. They specialize in custom software, web, and mobile app development for primarily small business clients in the business services, consumer products, and education industries.

3 SIDED CUBE is an accredited app development and digital product agency headquartered in Bournemouth, England with additional locations in London, Chicago, and Washington, DC. Since their ambitious beginning in 2009, the team of about 38 has collaborated with startups and international organizations, reaching over 87 countries and more than 100 million global downloads. In addition to mobile app development, they also provide UX/UI design services to inspirational organizations.

Transputec, a midsize cybersecurity company, is located in Wembley, United Kingdom. They focus on cybersecurity, IT managed services, and custom software development and were launched in 1984.

RNDpoint (former PST Labs) is a London-based development firm. The team of over 50 provides mobile app, custom software and web development services. Founded in 2014, they primarily serve enterprise businesses in the financial services industry.

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.

In London, United Kingdom, Main Menu is a software development firm. The small team offers custom software development, web development, web design, ux/ui design, and more. The agency was launched in 2009.

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.

Chick Digital, a website development firm, was established in 2015. The small team offers web development, BI & big data consulting & SI, custom software development, and Artificial Intelligence. The company is in Colchester, United Kingdom.

ACS is a software house based in Bollington, England, and founded in 2099. Their team of no more than 10 specializes in custom software development, mobile app development, and big data consulting solutions for clients in the fields of hospitality and healthcare.