Top 100 Cross Platform App Developers in the United Kingdom

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.

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. 

ROKi is an IT firm based in London with more than 10 experts. They have provided e-commerce development, IT managed services, and IT strategy consulting solutions since their founding in 2015. They mainly work with small and medium-sized businesses in retail, e-commerce, and more.

CubeZoo is a web development company. The small team is headquartered in Randburg, South Africa. Their services include web development, mobile app development, and enterprise app modernization.

LogiNet Systems is an e-commerce development firm. They are based in Budapest, Hungary and have a midsize team. Their services include e-commerce development, ux/ui design, IT staff augmentation, custom software development, and more. The firm was founded in 2008.

Dept is a web development firm that was founded in 2016. They have a team of over 1,300 employees, spread out over four offices in Boston, Amsterdam, Berlin, and Manchester, U.K. They offer web development, UX/UI design, and web design to midmarket and enterprise companies across the globe.
 

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. 

Blott.io, a small mobile app development firm, is in London, United Kingdom; Johannesburg, South Africa and Colombo, Sri Lanka. They provide mobile app development, ux/ui design, product design, custom software development, and more and were founded in 2018.

Arch is an innovative digital studio founded in 2005. They specialise in developing sophisticated websites, mobile apps, and business systems. Their expertise also includes providing tailored solutions for a range of industries including finance, education, fitness, and well-being. Notably, they have earned recognition, listed as one of 14 firms on Google’s Flutter directory. Their commitment lies in consistently pushing the boundaries of creativity and excellence in every project.
 

Located in Ahmedabad, India with additional offices in the US and UK, Innovify has been delivering high quality solutions since 2011. Although the team of nearly 130 specializes in mobile app development, they also engage in growth hacking, consulting, and UX design.

Theodo UK, founded in 2015, is a consultancy and digital development agency headquartered in London with an additional location in Paris. With a team of over 30 employees, they mainly provide mobile app development, web development, and custom software development services.
 

Founded in 2011, Indiespring is a development firm. Their team of around 20 employees is based in Manchester, United Kingdom. They focus on mobile app development, app marketing, and application testing.

DIGIMETA DEV LTD is a midsize. Established in 2022, the company is located in London, United Kingdom; Gloucester, United Kingdom and Bengaluru, India. Their services include.

Logicspice Consultancy is a 10+ web and mobile developer that also offers web design and app marketing. Headquartered in Jaipur, India, with offices in London and Columbus, IN, this firm has produced over 1,200 apps since 2006.

CodeLeap is a London, United Kingdom-based application development firm. The small team specializes in mobile app development, web development, Artificial Intelligence, AR/VR development, and more. The company was founded in 2019.

Solar Digital is a development-focused digital agency based in Odessa, Ukraine. Founded in 2016, Solar Digital has a team of 28 employees. They provide branding, UI/UX design, web development, and mobile app development services to a diverse and global client base.

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.

Red C London is a mobile app development agency, founded in 1997. Based in London, their team of 11 specializes in mobile app development, web design, and UX/UI design. They work primarily with enterprises and midmarket businesses, focusing on financial services, government, and nonprofits.  

In London, United Kingdom and Pančevo, Serbia, IceFyre Solutions is a web development firm. The small agency was launched in 2017. Their team offers web development, mobile app development, and Artificial Intelligence.

Internet Dreams Studio is a small London, United Kingdom-based e-commerce development company. Their services include e-commerce development, mobile app development, search engine optimization, web design, and more.

Looming Tech, an app development company, is located in Sofia, Bulgaria and London, United Kingdom. The agency offers mobile app development, web development, custom software development, e-commerce development, and more and has a small team.The agency was founded in 2020.

One Beyond is a bespoke software development and digital transformation company headquartered in London with additional engineering centers in Madrid (Spain), Budapest & Szeged (Hungary) and Bucharest (Romania). Across international locations, they have a team of more than 350 individuals providing custom software, web and mobile application development and large- scale digital transformation to a diverse clientele.They support large established businesses, nonprofits, government organizations, and VC-funded startups

200OK Solutions is a mobile app development firm based in Ahmedabad, India. Founded in 2009, their team of 30 serves clients in the hospitality, transportation, and dental sectors. Services include custom software development and web design.

3rd Digital is a small Ahmedabad, India-based mobile application development company. Founded in 2017, the team specializes in mobile app development, web development, custom software development, ux/ui design, and 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.

Gsquare Web Technologies Pvt Ltd, a web development firm, is headquartered in Sahibzada Ajit Singh Nagar, India. The small agency was established in 2018. Their team provides web development, e-commerce development, search engine optimization, and web design.

xDesign is a design and development company in Edinburgh, U.K. Founded in 2010, their team of 50+ provides web development and mobile app development services to small business, midmarket, and enterprise clients across various industries. 

Vega IT is a Software company in Serbia. Founded in 2008, they have 750+ engineers with experience in FinTech, HealthTech, PharmaTech, Transportation & logistics, FoodTech, and Enterprise blockchain. Their services include Custom software, Mobile App Development, Application Testing, E-commerce and Web development.

Web development company 10up is headquartered in Sacramento, California; Boston, Massachusetts; New York, New York and London, United Kingdom. The agency provides web development, ux/ui design, web design, digital strategy, and more and is midsize.The agency was established in 2011.

ClearSky Logic, a custom software development firm, was founded in 2018. The firm offers custom software development, BI & big data consulting & SI, cybersecurity, and IT staff augmentation and has a small team.