Top 100 Application Modernization Companies in the United Kingdom
The Best of February 2026Looking for a top legacy modernization service in the United Kingdom?
Application modernization companies can help create new business value from existing applications. Finding the right company to partner with, however, can be an overwhelming process.
To assist you in your search for a partner, we’ve compiled this list of the top application modernization services in United Kingdom. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best United Kingdom Enterprise Application Modernization Services
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31$10,000+50 - 249 employeesLondon, EnglandRead More
Somo is a digital development company of 125 employees, founded in 2009. Their headquarters is in London, England, with other locations in New York, San Francisco, Singapore, and Bristol, England. They offer numerous service lines, including mobile app development, enterprise app modernization, web development, and mobile marketing. They serve midmarket and enterprise businesses in various industries: media, automotive, business, financial services, advertising, and more.
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AudiIndustries
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32$25,000+50 - 249 employeesSouthampton, EnglandHotovo , an IT staff augmentation company, is headquartered in Košice, Slovakia; Southampton, United Kingdom; Buenos Aires, Argentina and Belgrade, Serbia. Established in 2010, the midsize team focuses on IT staff augmentation, enterprise app modernization, web development, mobile app development, and more.Read More
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The Protecht GroupIndustries
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33$50,000+2 - 9 employeesLondon, EnglandRead More
Seb Azzo is a custom software development company based in London made up of a team of fewer than 10 members. Since their founding in 2012, they have provided custom software development and enterprise app modernization solutions for clients ranging from startups to large firms, working in industries such as hospitality, education, and business services.
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Accor GroupIndustries
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34$75,000+10 - 49 employeesOtford, EnglandEcce. Is a small software development company based in Otford, England. Launched in 2000, the team specializes in Custom Software Development, Web Development, Mobile App Development, E-Commerce Development, and more.Read More
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35$10,000+10 - 49 employeesSouthend-on-Sea, EnglandRead More
Software agency Atlas - Clever Software is headquartered in Essex and another office in London. With 17 employees, the agency specializes in web, custom software, mobile app development, and more for mainly midmarket businesses.
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BarclaysIndustries
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36$5,000+50 - 249 employeesAhmedabad, IndiaRead More
IT Path Solutions is a services and solutions company with offices in Ahmedabad, India; Moorseville, N.C.; and Harrow, U.K. It was founded in 2012 and has more than 80 employees. They provide mobile app development, web development, and cloud consulting and SI services. Their clients primarily consist of midmarket and small business clients in the IT, consumer products & services, education, and health care & medicine industries.
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Digital Civic- E CitizenIndustries
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37$5,000+50 - 249 employeesBirmingham, EnglandRead More
Ficode is a web, mobile, and software development company based in London with offices in Chandigarh and Gurgaon, India. Founded in 2013, the team of 46 specializes in web design, web development, and e-commerce development. They work primarily with small businesses in the arts, entertainment, music, and e-commerce industries.
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PunctusIndustries
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38$25,000+50 - 249 employeesLondon, England2Base Technologies is a custom software development firm headquartered in London, England; Kochi, India; Dover, Delaware and Hilbert, Australia. The midsize agency was established in 2010. Their services include Custom Software Development, Artificial Intelligence, Mobile App Development, Enterprise App Modernization, and more.Read More
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United NationsIndustries
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39$10,000+50 - 249 employeesBirmingham, EnglandRead More
Blueberry Consultants is a software development company based in Birmingham, U.K., with additional locations in London and Cheltenham, U.K. It was founded in 1997 and has 55 employees. They offer custom software development, mobile app development, web development, and e-commerce development to small business and midmarket clients in the IT, business services, e-commerce, and manufacturing industries.
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NHSIndustries
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40$5,000+2 - 9 employeesNorthampton, EnglandRead More
Full Metal Software is a bespoke software development agency located in Northampton, England. Founded in 2004, they have three employees specializing in full stack web development and innovative business solutions for small and midmarket companies, typically in business services, finance, and healthcare. Services include project management, code updating, CMS support, software development, and outsourcing.
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YourGene HealthIndustries
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41$25,000+10 - 49 employeesLondon, EnglandRead More
Aleios is a custom software development firm. They are located in London, United Kingdom and have a small team. Their services include custom software development, enterprise app modernization, web development, and other IT consulting and SI. The firm was founded in 2021.
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42$10,000+10 - 49 employeesLondon, EnglandLogicbric is a small application development company. Based in Ahmedabad, India and London, England, the company was launched in 2023. Their services include Mobile App Development, Artificial Intelligence, Custom Software Development, and Enterprise App Modernization.Read More
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43$5,000+10 - 49 employeesLondon, EnglandWazobia Technologies is a London, England-based custom software development firm. The small team provides Custom Software Development, Web Development, Mobile App Development, Enterprise App Modernization, and more and was launched in 2019.Read More
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44$10,000+2 - 9 employeesLondon, EnglandRead More
Small custom software development firm inCode Systems, is headquartered in London, United Kingdom. The team specializes in custom software development, enterprise app modernization, ux/ui design, e-commerce development, and more.
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45$10,000+50 - 249 employeesHo Chi Minh City, VietnamIT 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.Read More
Clients
XimpleIndustries
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46$10,000+10 - 49 employeesLondon, EnglandEstablished in 2022, Captivate Solutions Tech Ltd is a IT staff augmentation company. The small team offers IT staff augmentation, custom software development, application management & support, and enterprise app modernization. The agency is in London, United Kingdom.Read More
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47$5,000+10 - 49 employeesLondon, EnglandRead More
Technology consulting firm Priocept is based in London. Their team includes 11 employees. Priocept has been specializing in e-commerce development, IT consulting, and web development since it was founded in 2004. Most of their partnerships include enterprise and midmarket clients.
Clients
ArgosIndustries
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48$10,000+10 - 49 employeesEdinburgh, ScotlandRead More
Viapontica AI is a small Edinburgh, United Kingdom-based custom software development firm. They provide custom software development, IoT development, Artificial Intelligence, product design, and more and were established in 2018.
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49$25,000+50 - 249 employeesStevenage, EnglandRead More
LAYOUTindex is a small e-commerce development company. They offer e-commerce development, mobile app development, web development, custom software development, and more and were founded in 2009. The agency is in Madison, Alabama; Paris, France and Colombo, Sri Lanka.
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50$10,000+50 - 249 employeesLondon, EnglandLaunched in 2020, Moonshot Partners is a IT strategy consulting company. The midsize team offers IT strategy consulting, custom software development, web development, mobile app development, and more. The agency is headquartered in London, United Kingdom.Read More
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51$10,000+10 - 49 employeesMenston, EnglandRead More
Uptic IO LLC is an Oak Park, Illinois-based DevOps Managed Services company. They focus on DevOps Managed Services, Enterprise App Modernization, cloud consulting & SI, Custom Software Development, and more and were launched in 2017.
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52$10,000+10 - 49 employeesStafford, EnglandRead More
Langley Foxall Ltd. is a business software company based in Stafford, United Kingdom. Founded in 2013, this company has 14 employees. Services provided by Langley Foxall Ltd. include custom software development, app modernization, and mobile app development for small businesses.
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Easy Living MobilityIndustries
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53$25,000+10 - 49 employeesRugby, EnglandRead More
CoreScripts Technologies LLP is a software development house headquartered in Pune, India. Founded in 2018, their team of 8–10 employees specializes in custom software development. They also offer BI and analytics, testing and QA, and cloud migration services.
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54$1,000+2 - 9 employeesLondon, EnglandRead More
Digiscript Technical Solutions is an enterprise app modernization company launched in 2019. The small team provides enterprise app modernization, ux/ui design, digital strategy, mobile app development, and more. The agency is located in Swansea , Nigeria and London, United Kingdom.
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55$10,000+2 - 9 employeesGuilden Morden, EnglandRead More
Crowers Limited, a custom software development company, is based in Guilden Morden, United Kingdom. The company specializes in custom software development, mobile app development, web development, web design, and more and has a small team.The company was founded in 2017.
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XylemIndustries
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56$50,000+50 - 249 employeesManchester, EnglandRead More
Based in Navi Mumbai, India and Orpington, United Kingdom, Arrk Group is a cloud consulting & SI company. The midsize agency was founded in 1998. Their services include cloud consulting & SI, IT managed services, custom software development, mobile app development, and more.
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57$50,000+50 - 249 employeesLondon, EnglandGlobalbit is a custom software development company. The company is located in Rehovot, Israel and London, England. Their team offers Custom Software Development and Mobile App Development.Read More
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58$5,000+10 - 49 employeesLeeds, EnglandDecodifi Limited is a custom software development firm. They specialize in Custom Software Development, Web Development, Mobile App Development, Digital Strategy, and more and were founded in 2022. The company is headquartered in Leeds, England.Read More
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59$10,000+10 - 49 employeesLeeds, EnglandRead More
Founded in 2010, NewRedo Ltd. is a software development company headquartered in Leeds, England. Their team of under 10 serves businesses of all sizes in industries such as healthcare, financial services, and government. Services include custom software development, IT managed services, and mobile app development.
Clients
RaceBestIndustries
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60$10,000+2 - 9 employeesDarrington, EnglandRead More
Tucanoo Solutions Ltd is a small custom software development company. They offer custom software development, enterprise app modernization, other application development, and web development and were launched in 2011.
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