Top 100 Java Development Companies in the United Kingdom
September 2023Looking for a top Java developer in the United Kingdom?
Getting started with the Java programming language can be difficult, especially when you go at it alone.
To assist you in your search for a partner, we’ve compiled this list of the top Java development companies in United Kingdom. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best United Kingdom Java Developers
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1
- $10,000+
- 10 - 49 employees
- London, United Kingdom
Old.St Labs is a software development business based in London. The business, founded in 2020, has a team of more than ten that provides custom software development, mobile app development, UX/UI design, web design & development, and AI services. Old.St Labs serves small and mid-market companies in the advertising & marketing, education, financial services, health care & medical, and legal industries.
Clients
- Kopona
- Brain.Health
- CityMunch
- Altus Investment Management Ltd
Industries
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Old.St Labs optimized the desktop booking tool of a transportation solutions company to make it mobile-responsive. Their work included revamping the customer journey from scratch and integrating several APIs.
"The team planned the project thoroughly."
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2
- $25,000+
- 50 - 249 employees
- Croydon, United Kingdom
Founded in 2005 and headquartered in Croydon, UK, GoodCore Software specializes in bespoke software development. WIth a team of about 50 employees, the company offers web and mobile app development to startups and established businesses alike. Engagement options include fixed- cost and dedicated development teams.
Clients
- Printed Music Licensing
- Weight Loss Resources
- GC Business Finance
- XTracked Deliveries
Industries
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GoodCore developed a SaaS application for managing briefing programs and events for Fortune 100 companies. The team coded in React and Laravel for creating a web-based application. The application helped automate and streamline the management of corporate events, briefing programs and meetings.
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3
- $50,000+
- 50 - 249 employees
- London, United Kingdom
Founded in 2010, Magora is a 50+ team of web and mobile app designers and developers based in London. Whether it’s B2B or B2C, the firm creates bespoke software that integrates with existing business solutions to enable user-centered interaction and scalable software architecture.
Clients
- Danone
- Unilever
- Toyota
- Royal College of Art
Industries
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Magora Systems was hired by a SaaS company to update their existing website. They updated the site's code and provided maintenance support.
"Their speed of work and the balance of price and value were impressive."
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4
- $25,000+
- 50 - 249 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
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Synetec developed a bespoke CRM system for a cybersecurity company. The team led a discovery phase, then built the system, including customer management and marketing automation features and an accounts API.
"Synetec spent a lot of time understanding our business."
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5
- $5,000+
- 10 - 49 employees
- Lymm , United Kingdom
Visions Design Lymm is a design studio based in Lymm, UK. Their team of over 10 was founded in 2010 and serves small and midmarket businesses. Services include web and graphic design as well as branding.
Clients
- Alpha Grd
- Horizon Care & Education
- pugnacious
- mender
Industries
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Visions Design designed a website for an ophthalmology clinic. The team also integrated an online booking system into the website.
"We are very happy with the outcomes."
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6
- $100,000+
- 50 - 249 employees
- Salford, United Kingdom
Digiryte is a web and mobile app development company based in Manchester, United Kingdom with another UK office in Preston. Since 2015, their team of 28 has been specializing in mobile app development, custom software development, and web development for midmarket clients.
Clients
- NHS
- Channel 4
- Close Brothers
- Hinch Property Management
Industries
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Picking up from a previous vendor, Digiryte developed a mobile app for an app development company. They're responsible for the app's maintenance and operational support.
“Digiryte is always forthcoming with the best way to do things.”
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7
- $10,000+
- 250 - 999 employees
- London, United Kingdom
Softwire is a digital design, engineering and support agency, with offices in London, Cambridge and Manchester. Employing over 200 engineers we create bespoke digital software, mobile apps, and offer strategic IT consulting for some of the UK’s leading brands including the BBC, David Lloyd Clubs, Channel 5 and many large Government Departments.
Clients
- The BBC
- David Lloyd Clubs
- RSA
- The Cabinet Office
Industries
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A property portal company has collaborated with Softwire for custom software development using React, Java, and more. They manage product research, MVP creation, launching process, and various optimization.
"They operate independently and raise issues only when necessary."
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8
- $10,000+
- 50 - 249 employees
- London, United Kingdom
Influential Software is a software development firm in London, United Kingdom; Maidstone, United Kingdom and Glasgow, United Kingdom. The firm focuses on custom software development, web development, BI & big data consulting & SI, IT managed services, and more and has a midsize team.The firm was launched in 1993.
Clients
- Deloitte
- American Express
- London Stock Exchange
- Pret a Manger
Industries
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Influential Software has been hired by a healthcare training center to replace their legacy systems with more bespoke ones. The team has provided a tailored solution using .NET and a portal framework.
"We are so impressed with the quality of work that was done."
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9
- $25,000+
- 50 - 249 employees
- London, United Kingdom
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.
Clients
- ARM INC
- Vonage
- British Council
- BBC
Industries
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Innovify was hired by a software development company for app and website development services. The team ensured that both the app and website were seamlessly integrated across different platforms.
"Their technical expertise and ability to understand our goal were outstanding."
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10
- $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
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Instil Software wrote an observability software's code that integrated with an existing Java environment. They’ve since expanded their role to include Java development.
"Great engineers are hard to find and the two we had working with us were clearly top-notch."
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11
- $10,000+
- 2 - 9 employees
- London, United Kingdom
Sprint Innovations is a development agency based in London with fewer than 10 employees. Founded in 2014, they offer custom software, web, and mobile app development solutions for clients that work in the fields of business services, financial services, and real estate.
Clients
- Virgin Trains
- Heron Financial
- Eurocom CI
- The Depositary
Industries
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Looking to create a custom business management operations software, a real estate investment firm hired Sprint Innovations. The team used Angular, Java, and more technologies to design and develop the solution.
"Unlike other companies I’ve experienced, they actually care about helping the customer achieve their goals."
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12
- $5,000+
- 10 - 49 employees
- Maidstone, United Kingdom
3SIX5 - Best Webflow & No Code Agency In UK is a web design agency and website development company. They offer web design and web development and were founded in 2016. Their small team is in Maidstone, United Kingdom.
Clients
- The City Of London
- WWF
- TATE Modern
- 11:FS
Industries
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3SIX5 Webflow & No Code Creative Agency UK helped a boundary fencing company with website migration from WordPress into Webflow, upgrading and redesigning the designs and functionalities.
"Their ability to answer questions quickly and knowledgeably was attractive."
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13
- $1,000+
- 10 - 49 employees
- Warrington, United Kingdom
Atomic Digital Marketing is a digital marketing agency headquartered in Stretton Warrington, United Kingdom. Founded in 2016, their team of 4 provides SEO, web design, PPC management, and social media marketing. Their specialties are WordPress development and Facebook advertising.
Clients
- Rocambolesque
- Enbi Global Inc
- Savants UK
- The Student Lawyer
Industries
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Atomic Digital Marketing provided web development for a Facebook and Instagram advertising company. The team rebranded the client's website, including updating the domain with a name change.
"Communication was very prompt and helpful."
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14
- $50,000+
- 10 - 49 employees
- East Sussex, United Kingdom
Bright Interactive is a software development company Based in East Sussex, United Kingdom, that was founded in 1999. Their team of 32 provides custom software development, web development, UX/UI design.
Clients
- Flight Centre
- Amnesty International
- Goway Travel
- Unilever
Industries
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Bright Interactive customizes software solutions for a digital asset management firm. The team provides multilingual service to customize the software to various consumer’s needs internationally.
"[T]hey're always willing to go above and beyond to ensure their clients are satisfied."
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15
- $5,000+
- 10 - 49 employees
- Coventry , United Kingdom
Imobisoft is a full-service mobile app & software development company based in Coventry, U.K., with an office in London. The company, founded in 2007, has a team of more than ten that provides custom software development, digital strategy, IoT development, web development, BI & big data consulting & SI, and SEO services. Imobisoft serves midmarket and other-sized companies in the medical, manufacturing, utilities, energy & natural resources, financial services, ane e-commerce industries.
Clients
- NHS (Multiple divisions)
- BSkyB
- E-Energy
- Northern Gas Networks
Industries
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An energy supplier hired Imobisoft to provide web and app development. Their efforts also include UI/UX design for a platform that allows salespeople to streamline their processes.
"Imobisoft developed a web and mobile app using .NET technologies. The application allows us to bring on thousands of new customers . Without the software they created for us, we wouldn’t be generating sales. We're very satisfied with the design and the application, and it couldn’t be better".
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16
- $25,000+
- 10 - 49 employees
- London, United Kingdom
KOTA - Creative Digital Agency is a creative digital agency based in London operated by a team of less than 50 people. Since 2013, they have provided solutions in web design, digital strategy, and advertising. They also offer branding services with a focus on corporate identity, brand messaging, and brand strategy.
Clients
- Penguin Books & Jamie Oliver
- Matchroom
- British Red Cross
- Penhaligon's
Industries
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KOTA helped a luxury travel agency redesign their website to align it with their new branding. Additionally, the team created a logo, implemented UX enhancements to the site, and provided SEO support.
"They did a fantastic job."
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17
- $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
- Whispering Smith
- ATS Heritage
- Speakr
Industries
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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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18
- $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.
Clients
- R;pple Suicide Prevention
- Entoli Medical
- Vivup
- AVC Wise
Industries
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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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19
- $50,000+
- 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
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Audacia developed an online platform for a mortgage lender. The platform automated the client's end-to-end processes; it automated loan repayment calculations and eliminated manual-based processes.
"Communication was very good and consistent throughout the project, benefiting from tight feedback loops."
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20
- $10,000+
- 2 - 9 employees
- London, United Kingdom
Software development firm KosmosKod was launched in 2022. Located in London, United Kingdom, their small team provides custom software development, mobile app development, web development, enterprise app modernization, and more.
Industries
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KosmosKod has developed a comprehensive online booking system and website for a water sports and events company. The team has also integrated back-office tools and a calendar into the system.
"Overall, we describe their project management as highly professional and customer-focused."
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21
- $1,000+
- 10 - 49 employees
- Leeds , United Kingdom
Cefar is a digital agency founded in 2006 and headquartered in Leeds, UK with an office in London. Their team of 20 provides PPC, web design, graphic design, and web development services.
Clients
- Hillsborough Fencing
- Eatons Solicitors
- NHS
- Ginetta
Industries
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Cefar is an ongoing partner that has assisted with branding, marketing, and most recently, the development of a bespoke online system that allows potential clients to plot their projects and receive quotes.
"I’m quite happy with Cefar."
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22
- $10,000+
- 10 - 49 employees
- London, United Kingdom
Developing bespoke web and software solutions, Laracle.com is a twenty-man London-based team that embraces innovation and rises to meet clients' challenges. Working with a variety of SMEs across sectors, they primarily offer complex software, web and mobile application design and development as well as UX/UI design. They were founded in 2017.
Clients
- Pepsi Co
- Holland & Barrett
- Seatedly
- Venturi Group
Industries
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Laracle developed a website for a sports shooting company. During the three-month engagement, their team built the platform focusing on making it professional, easy to use, and eye-catching.
“Ryan is very quick, prompt, and attentive.”
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23
- $10,000+
- 10 - 49 employees
- London, United Kingdom
Limeup is a Product Design Studio headquartered in London, United Kingdom. It was founded in 2019 and has since grown to over 20 employees and helped over 50 companies create stellar designs for their products. They primarily serve clients from Fintech and Gambling industries.
Clients
- Connect44
- Nexte
- Pokerhouse
- Koto English
Industries
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Limeup provided UX design services for a financial services company. They performed UX research and eventually utilized mockups to create an application's interface.
"Their approach was methodical and consecutive."
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24
- $25,000+
- 50 - 249 employees
- London, United Kingdom
Waracle is a digital products specialist in the UK with offices in London, Glasgow, Edinburgh, and Dundee. Founded in 2007, the company has more than 150 employees delivering high performance apps for mobile, web, Internet of Things, mixed reality, artificial intelligence, and voice. Waracle operates across a range of industry sectors, from fintech, energy, and digital health, to industrial IoT and oil and gas.
Clients
- Virgin Money
- Scottish Power
- Sainsbury’s Bank
- Royal London
Industries
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Waracle helped a game engine and technology company develop and design backend infrastructure for the company's Web3 engagement. The team deployed a lead backend, a senior-level backend, and DevOps developers.
"The team adapted our working approach, culture, and timezone admirably."
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25
- $10,000+
- 50 - 249 employees
- Manchester, United Kingdom
CTI Digital is a full-service digital agency from Manchester, UK with other offices in London and Stockport, UK. The agency was established in 2003 and now has a team of 68 that works on web development, e-commerce development, mobile app development, and UX/UI design.
Clients
- Greater London Authority
- Merlin Entertainments
- Little Greene Paint
- Body Building Warehouse
Industries
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CTI Digital provides a single management service for the British Council, combining hosting and Drupal technical development. The team also updates the website and CRM system.
"They understand and are sympathetic to the fact that when something goes wrong you want it fixed as quickly as possible."
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26
- $1,000+
- 10 - 49 employees
- Chantry, United Kingdom
Established in 2022, OnTheBlockGaming is a. The company offers and has a small team. The company is headquartered in , United Kingdom.
Clients
- Outboundless
- Pretendo
- Preezy
- Truly Simplistic innovations
Industries
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On The Block Gaming developed a short game for an advertising and marketing company. Features included a user authentication system, dialogue screens, player interactions, and PlayFab-powered customization.
"They didn't just take orders; they wanted to understand what we were trying to accomplish."
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27
- $25,000+
- 10 - 49 employees
- London, United Kingdom
Blockchain company Bitorix was founded in 2018. Their small team is headquartered in London, United Kingdom. Bitorix provides blockchain, custom software development, and web development.
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Bitorix was hired by a fintech firm to extend their existing platform to enable them to sell digital assets and receive payment to their traditional bank accounts. They also configured alerts and metrics.
"The founders are directly involved in the project, which has contributed to the outstanding results achieved."
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28
- $10,000+
- 10 - 49 employees
- Cheadle, United Kingdom
Foresight Mobile is an end-to-end mobile development agency founded in 2016 based in Manchester, England. Run by a team of fewer than 10, they offer custom software, mobile app, and web development services to their clients.
Clients
- Table.co
- EA
- Arm
- Levi Strauss & Co
Industries
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Foresight Mobile developed a bilingual, cross-platform mobile app and a CMS for a creative studio's client. They built an iOS and Android app featuring an interactive map, audio trail, puzzle, and soundscape.
"I'm very happy to say that our experience with Foresight Mobile was excellent."
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29
- $10,000+
- 10 - 49 employees
- London, United Kingdom
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.
Industries
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A financial consulting company hired Blott.io to create their branding and develop two custom websites for them. Key technologies used were WordPress, JavaScript, and PHP.
"Their flexibility and ability to turn our ideas into a reality impressed us."
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30
- Undisclosed
- 10 - 49 employees
- Soho, United Kingdom
IdeaWork Studios is a full-service advertising, development, and design agency founded in 1999. Headquartered in New York City, the company also has offices in Santa Barbara, CA and Las Vegas, NV. The team of more than 20 employees offers branding, web design, web development, and other marketing and design services such as logo and packaging design and email marketing.
Industries
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IdeaWork provides branding strategy and graphic design work for a New York and international hospitality company, helping to provide creative material for restaurants including logos, menu copy, and web design.
“Their artistic talent is the biggest reason we continue to work with their team.”
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