Top 100 Application Modernization Companies in the United Kingdom

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Top 100 Application Modernization Companies in the United Kingdom

May 2022

Looking 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. 

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List of the Best United Kingdom Enterprise Application Modernization Services

  • 1
    • $50,000+
    • 50 - 249 employees
    • Belfast, United Kingdom

    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.

    Industries

    Notable Project

    Instil Software was hired by a software development company to build an Android version of their existing product. They're tasked with creating a reliable product that's optimized in speed and performance.

    "They’re a very impressive team that’s generous with their knowledge."

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  • 2
    • Scheduling

      4.5
    • Quality

      4.8
    • Cost

      4.2
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • Cardiff, United Kingdom

    Box UK is an enterprise software development company based in Cardiff, UK, with an office in London. The company, founded in 1998, has more than 50 employees who provide, among others, custom software development, web development, and enterprise app modernization services to various businesses. 

    Clients

    • OKdo.com
    • Investec Asset Management
    • ateb
    • Welsh Government

    Industries

    Notable Project

    Box UK was hired by an Employee Benefits Service to oversee and advise on the Service's new e-commerce platform. But their service was expanded to include the development of the platform, rewriting some parts in Symfony from the original CakePHP. The client was so satisfied with the work that Box UK is still onboard to supply new features on the platform as needed. 

    "Box UK has a very modern, agile approach and is good at looking at new methods of working." - Project Manager, Employee Benefits Service 

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  • 3
    • Scheduling

      4.6
    • Quality

      4.9
    • Cost

      4.4
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    Synetec is a software development consultancy headquartered in London. They were established in 2009, and have 26 employees. Synetec's range of services includes cloud, CRM, and business intelligence consulting, software integration, web development, custom software development, and more.

    Clients

    • Argentex
    • Genesis
    • Jabre Capital Partners
    • Zebedee Capital Partners LLP

    Industries

    Notable Project

    Synetec is engaged in a development partnership with a voice AI firm. The client's backend database requires integration of voice AI algorithms and CRM data, for which Synetec uses Microsoft Azure and SQL. The client emphasized that Synetec's work has not produced any negative feedback, and the partnership is considered integral to their business.

    "What is most impressive and impactful of them being a small business is their flexibility and availability." — CEO, Voice AI Firm

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  • 4
    • $10,000+
    • 10 - 49 employees
    • Wimborne, United Kingdom

    Ballard Chalmers is a software development company based just south of London. Founded in 2005, their team provides custom software development, modernisation and integration, as well as support and IT Managed Services.

    Clients

    • Electrolux
    • Virgin Atlantic Airways
    • Investec
    • American Express

    Industries

    Notable Project

    Ballard Chalmers Ltd provides software development services to support an application for a luxury yachting company. The team not only manages the platform to ensure stability but also advances the product.

    "Their levels of transparency and honesty distinguish them from other providers."

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  • 5
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    Core Blue Ltd is a software engineering company based in London with an office in Plymouth, U.K. The company, founded in 2015, has a team of less than ten that provides custom software development, mobile app development, web development, and IoT development services to various companies.

    Clients

    • Bank of Kigali
    • Kuoni
    • SAP
    • PayPoint

    Industries

    Notable Project

    A corporate finance company needed a software development partner to help support their clients. They chose to partner with Core Blue because of how they approach a project like this.

    "They are always friendly and try their best to deliver the best product they can."

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  • 6
    • Scheduling

      4.7
    • Quality

      4.7
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • Leeds, United Kingdom

    Audacia is a bespoke software development firm headquartered in Leeds, UK. Founded in 2007, and have about 30 employees, most of their clients are large-scale enterprises in the European market. They provide custom software development, web development, mobile apps, software integration, and staff augmentation.

    Clients

    • O2
    • Story Homes
    • AESSEAL
    • ADM Agriculture

    Industries

    Notable Project

    Audacia developed a sophisticated Magento-integrated database for a data center equipment broker. Audacia delivered a high-performing database integrated with both the Magento build and Sage 200 ERP, and the site has had no unplanned downtime since partnering with them.

    "They were clear and transparent, which is important for project management. Their updates were good and they were fantastic communicators." — IT Security Manager, Hardware Broker

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  • 7
    • Scheduling

      4.2
    • Quality

      4.2
    • Cost

      4.3
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • London, United Kingdom

    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. 

    Clients

    • Audi
    • De Beers
    • Hive
    • The Economist

    Industries

    Notable Project

    Somo created an overarching mobile strategy for a magazine publication group. They worked on several projects, including a new app. They delivered over 100,000 installs during the course of two and a half months. The client appreciated their creativity and small agency feel. 

    “A really great thing about Somo is that they are able to draw on a diverse set of previous client experience.” – Head of Digital Marketing, Magazine Publication Group

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  • 8
    • Scheduling

      4.5
    • Quality

      4.5
    • Cost

      4.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 2 - 9 employees
    • London, United Kingdom

    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.

    Clients

    • Accor Group
    • HP
    • Carlsberg
    • De Beers

    Industries

    Notable Project

    Seb Azzo was approached by a branding agency for assistance with the creation of online guides for global access. The product allows for seamless downloading of the guidelines from anywhere in the world, with an interface that's easy to use.

    "Because of the flexibility of their services and willingness to undertake a brand new product build, our partnership has been very exciting. We’ve worked with other development agencies in the past that stopped communicating with us after completing the work, but their team has stayed in touch." - Senior Account Manager, Branding Agency

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  • 9
    • $10,000+
    • 10 - 49 employees
    • Southend-on-Sea, United Kingdom

    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.

    Clients

    • Barclays
    • Investec Asset Management
    • M & G
    • Prudential

    Industries

    Notable Project

    Atlas - Clever Software developed an app for a corporate accounting firm. The firm wanted an app that would increase company engagement. Atlas - Clever Software handled everything development-wise. 

    "The app was very well received by our team, by the rest of the company, by the board members, and now our customers. It’s a unique offering that none of our competitors are able to contend with." – Head of Internal Delivery, Corporate Accounting Firm

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  • 10
    • $25,000+
    • 50 - 249 employees
    • London, United Kingdom

    TMotions Global Ltd is a custom software development firm established in 2004. The midsize team specializes in custom software development, enterprise app modernization, application management & support, and cloud consulting & SI. The firm is located in London , United Kingdom and Sahibzada Ajit Singh Nagar, India.

    Industries

    Notable Project

    TMotions Global Ltd developed a food delivery app backend. The application served as a management app, allowing companies to manage their deliveries, riders, and restaurants to gain more business.

    "The company has a wide range of skills within their team and have worked on a broad range of projects."

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  • 11
    • Scheduling

      4.8
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom

    Allmatics is a software development company headquartered in Kyiv, Ukraine. They were founded in 2018 and have about 3 teammates. They focus on custom software, web, and mobile app development projects for small businesses and midmarket firms in the healthcare and medical, business services, and e-commerce industries.

    Industries

    Notable Project

    Allmatics finished developing a web-based portal using PHP languages and Java Script. This involved automating and custom-creating features associated with patient results and enrollment.

    "They were very professional and patient with me when I didn’t understand the process."

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  • 12
    • Scheduling

      4.0
    • Quality

      4.2
    • Cost

      4.2
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 10 - 49 employees
    • Brigton, United Kingdom

    Automation Squared Ltd is an app development company based in Horsham, England, with offices in Croydon, England; Brighton, England; and Pittsburgh. The 13-person team got started in 2007 and offers mobile app development, AI development, and enterprise app modernization.

    Clients

    • HCA
    • BP Passport
    • Breathe HR
    • Jessica Ennis

    Industries

    Notable Project

    Automation Squared augmented an internal hardware team to create AI applications. One allowed data to be gathered from videos and shared among users, while another used the same framework to create data visualizations.

    "They're very experienced and offered the right solutions."

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  • 13
    • $10,000+
    • 10 - 49 employees
    • Chobham, United Kingdom

    Custom software development company Blue Tea Software - London is located in Chobham, United Kingdom. The small team provides custom software development, web development, mobile app development, and enterprise app modernization. The firm was founded in 2014.

    Industries

    Notable Project

    Blue Tea Software - London has created a browser extension for a nonprofit organization. Their goal was to create an intuitive, eye-catching plugin that redirected users to gain mental health support. 

    "They have impressive people with unique ethos and values to do the right thing."

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  • 14
    • $10,000+
    • 10 - 49 employees
    • Stafford, United Kingdom

    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.

    Clients

    • Easy Living Mobility
    • Penny Hydraulics
    • fermacell

    Industries

    Notable Project

    Langley Foxhall Ltd. developed an online tool for a hydraulics company. The tool was designed to help customers find the right products and solutions for their needs. The client reported an increase in leads for the sales team and more sales that may not otherwise have been attained.

    "We found working with Langley Foxall to be very easy. They agreed a 'Statement of Works' document with us delivered what was promised." Marketing Manager, Hydraulics Company

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  • 15
    • $50,000+
    • 10 - 49 employees
    • London, United Kingdom

    Founded in 2018, TEC DIGITAL LTD is a software development company based in London that primarily works with midmarket clients. They also provide blockchain, enterprise app modernization, and managed IT services. 

    Clients

    • OCTO Trading Solutions AG

    Industries

    Notable Project

    TEC DIGITAL LTD developed an e-commerce web solution for a commodities trader. They delivered their work on time and exhibited a high-level of experience. 

    "The pricing is fair, and the team is reliable." – CSO, Commodities Trader

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  • 16
    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom

    Wazobia Technologies is a small custom software development company based in London, United Kingdom. The team provides custom software development, web development, enterprise app modernization, and mobile app development.

    Industries

    Notable Project

    A publishing company has hired Wazobia Technologies to provide a resourcing solution for their web development needs. The team has created apps for six brands using Laravel, WordPress, and Next.js/React.

    "The standard of work has been consistently high."

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  • 17
    • $10,000+
    • 2 - 9 employees
    • Darrington, United Kingdom

    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.

    Industries

    Notable Project

    Tucanoo Solutions Ltd has developed a secure web platform for a money transfer company. They’ve created FAQ and email content, designed UI/UX, built the backend infrastructure, and provided hosting.

    "The quality of Tucanoo’s work is most impressive. That’s very important to us, especially in the financial aspect."

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  • 18
    • $10,000+
    • 10 - 49 employees
    • Edinburgh, United Kingdom

    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.

    Industries

    Notable Project

    A built environment consulting firm hired Viapontica AI to develop an ML model that would automate rail tunnel defect detection. They processed data, prepared the ML model, and developed the prototype app.

    "Overall, we were satisfied with the way things went on the project."

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  • 19
    • $5,000+
    • 2 - 9 employees
    • Northampton, United Kingdom

    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.

    Clients

    • Zanzibar Amber Resort
    • YourGene Health
    • Pastdrives Ltd

    Industries

    Notable Project

    Full Metal Software developed a baseBot molecular diagnostics platform for a biotechnology company to replace a legacy system built on Excel spreadsheets. They managed the project seamlessly, implementing internal ideas while sharing their own insights. Full Metal Software’s platform eliminated the need for multiple spreadsheets, delivering significant time-saving results to the client.

    “Project management has been very good. Although it’s like speaking two different languages between our computer and scientific backgrounds, they’ve worked really hard to implement our ideas. They’ve also pushed their own ideas that they know will benefit us.” – Research & Development Scientist, Biotechnology Company

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  • 20
    • $10,000+
    • 10 - 49 employees
    • Manchester, United Kingdom

    VTS Software is software development company located in Manchester, U.K. Since 2007, their small team of around 5 has been specializing in custom software, web, and mobile app development for small and mid-sized businesses alike. They have experience in a variety of industries such as advertising, healthcare, manufacturing, and business services. 

    Clients

    • NEPLAN AG
    • ATS Heritage
    • Speakr
    • ATS Heritage.

    Industries

    Notable Project

    VTS Software worked on bespoke software development, building both the front- and backend. They used AngularJS and C# for the Silverlight, native Android, and web app development.

    "All the requirements were delivered within the defined scope and timeframe."

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  • 21
    • Scheduling

      5.0
    • Quality

      4.0
    • Cost

      3.0
    • NPS

      4.0
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 50 - 249 employees
    • London, United Kingdom

    Inviqa is a global IT services firm headquartered in London, U.K., that was established in 2012. Their team of 134 employees provides web development, custom software development, staff augmentation, enterprise software integration, strategic consulting services.

    Clients

    • PZ Cussons
    • Virgin
    • World Food Programme
    • Missguided

    Industries

    Notable Project

    Inviqa performed a wide range of assignments such as the implementation of the regional websites and technical architecture consultation. They also provided support for Drupal, Magento and WordPress platforms.

    "They really strive to build open source solutions at an enterprise level."

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  • 22
    • Undisclosed
    • 1,000 - 9,999 employees
    • London, United Kingdom

    Founded in 2000, Endava is a custom software development firm. They are based in London, United Kingdom; Atlanta, Georgia; Denver, Colorado and Mendham, New Jersey and have a large team. The firm offers custom software development, IT strategy consulting, and enterprise app modernization.

    Industries

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  • 23
    • $5,000+
    • 2 - 9 employees
    • Shrewsbury, United Kingdom

    Wolf Logic Ltd. is a software firm founded in Shrewsbury, England with more than one expert. Since their founding in 2018, they have provided custom software development, web development, and enterprise app modernization solutions for small and mid-market firms.

    Clients

    • Nidec Corporation
    • Health Navigator
    • Sheppee
    • Carterwood

    Industries

    Notable Project

    Wolf Logic Ltd. developed an app for an electrical company. The app was to serve as an internal snagging list solution that could run on both laptops and mobile devices. Wolf Logic Ltd. understood the needs of the company as they worked on the project.

    “They are a team who seem to want to please and get things over the line.” - Owner, Electrical Company

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  • 24
    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom

    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.

    Industries

    Notable Project

    Digiscript Technologies was hired to develop a landing page for a real estate company. The client wanted to get more traffic on their website. 

    "They're very impressive in trying to meet all our demands."

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  • 25
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    Headquartered in London, United Kingdom, Wealax LTD is an IT strategy consulting company. The small team focuses on IT strategy consulting, cloud consulting & SI, other IT consulting and SI, custom software development, and more. The company was established in [node:field_pp_year_founded:value].

    Industries

    Notable Project

    Wealax LTD developed a website for a design agency. The site was aimed at facilitating users' interaction with fellow designers. 

    "I felt included and very comfortable while working with Wealax."

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  • 26
    • Scheduling

      4.5
    • Quality

      4.8
    • Cost

      4.2
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • Undisclosed
    • 1,000 - 9,999 employees
    • London, United Kingdom

    Kin + Carta is a tech-centered management consultancy based in Chicago. Founded in 1964, they also have offices in London, San Francisco, New York, and Singapore. Their team of approximately 3,000 focuses primarily on enterprise clients in the financial services and health care fields. Services include mobile app development, cloud consulting, and more.

    Clients

    • AstraZeneca
    • Expedia
    • Santander
    • Barclays

    Industries

    Notable Project

    Kin + Carta worked with a cloud technology company on a data analytics pipeline optimization project. They built an improved pipeline program for a financial services client. 

    "Kin + Carta worked really hard to come up with the right solution and create the most value for the customer."

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  • 27
    • Undisclosed
    • 50 - 249 employees
    • London, United Kingdom

    Located in London, United Kingdom; Manchester, United Kingdom and Barcelona, Spain, Codurance Ltd is a custom software development company. The agency provides custom software development, enterprise app modernization, IT strategy consulting, cloud consulting & SI, and more and is midsize.The agency was founded in 2013.

    Industries

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  • 28
    • $25,000+
    • 50 - 249 employees
    • Swindon, United Kingdom

    Ntegra is a web design agency. Their small team is in Swindon, United Kingdom. The firm provides web design, architectural design, IT strategy consulting, BI & big data consulting & SI, and more.

    Industries

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  • 29
    • Scheduling

      4.7
    • Quality

      5.0
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom

    Appify is a mobile app development and consultancy agency located in Tullamore, Ireland. The team of about 5 employees serves enterprises and midmarket businesses in the financial services, business services, education, health care and medical, real estate, and retail industries. Their services include mobile app development, UX/UI design, AR/VR development, IoT development, and enterprise app modernization.

    Clients

    • NHS
    • Virgin
    • Sony
    • Inspired Thinking Group

    Industries

    Notable Project

    An academic tutor partnered with Appify for mobile app development services. They are building an app for the client, aiming to provide solutions to the problems of parent-teacher associations.

    "Their versatility when responding to my requests which shows a lot of competence is impressive."

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  • 30
    • $10,000+
    • 50 - 249 employees
    • Maidenhead, United Kingdom

    NeosAlpha is an IT strategy consulting company headquartered in Maidenhead, United Kingdom and Jaipur, India. They specialize in IT strategy consulting, application management & support, enterprise app modernization, and other application development and were established in [node:field_pp_year_founded:value].

    Industries

    Visit Site

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Based on your budget, timeline, and specifications we can help you build a shortlist of companies that perfectly matches your project needs. Schedule a free consultation with a Manifest Analyst.

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