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UPDATED September, 2021

100 Software Development Agencies & Firms in the United Kingdom

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How do you hire a software development company in the United Kingdom for your business? To find the right company, follow these steps:

  1. Make your RFP as specific as you can. Be sure to highlight your end goals and prioritize your feature list.
  2. Determine if your software development team’s location is important to you. With experienced and well-qualified teams located around the world, you’ll never run out of options. While nearshore and onshore software development companies are often easier to collaborate with due to their location, offshore software developers can be more affordable.
  3. Pay potential software developers to work with you on a small project. By bringing 2-3 of your top candidates on board temporarily, you’ll be able to assess the quality of their work and how well you collaborate with their team.

With hundreds of software development agencies to choose from, how do you get started? Our list of the best software development agencies includes client reviews, minimum project size, team size, specialty services, and client focus. Define the services you need, project goals, and budget to begin narrowing your choices. If you need help creating a shortlist, tell us about your project and receive personalized recommendations.

List of the Best Software Development Companies in the UK

London, United Kingdom
2 - 9 employees
$1,000+
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Aalpha Information Systems India Pvt. Ltd is a web development firm. Founded in 2008, the team focuses on web development, custom software development, and web design. The firm is in Bengaluru, India; Bridgewater, New Jersey; Hubli, India and Mumbai, India.

Services

Custom Software Development Web Development Web Design

Client Focus

40% Small Business (<$10M)
20% Midmarket ($10M - $1B)
40% Enterprise (>$1B)
London, United Kingdom
250 - 999 employees
$50,000+
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DCSL GuideSmiths is a custom software development company. Based in London, United Kingdom; Farnborough, United Kingdom; Manchester, United Kingdom and București, Romania, the agency was founded in 1994. Their services include custom software development, web development, enterprise app modernization, and mobile app development.

Services

Custom Software Development Web Development IT Staff Augmentation Mobile App Development

Client Focus

15% Small Business (<$10M)
60% Midmarket ($10M - $1B)
25% Enterprise (>$1B)
Poole, United Kingdom
50 - 249 employees
$50,000+
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Ready4S is a midsize Poole, United Kingdom-based software development firm. Their services include custom software development, web development, and ux/ui design.

Services

Custom Software Development UX/UI Design Web Development

Client Focus

15% Small Business (<$10M)
55% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
Need help selecting a company?

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 an analyst.

Free Consultation
London, United Kingdom
250 - 999 employees
$10,000+
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TatvaSoft is an Ahmedabad, India-based software development company. Their services include custom software development, web development, e-commerce development, IT managed services, and more.

Services

Custom Software Development Web Development E-Commerce Development IT Managed Services Mobile App Development

Client Focus

55% Small Business (<$10M)
35% Midmarket ($10M - $1B)
10% Enterprise (>$1B)
London, United Kingdom
1,000 - 9,999 employees
$25,000+
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ITechArt Group is a custom software development firm founded in 2002. The company focuses on custom software development, mobile app development, AR/VR development, e-commerce development, and more, and is large.

Services

Custom Software Development Mobile App Development AR/VR Development CRM Consulting and SI IoT Development

Client Focus

10% Small Business (<$10M)
60% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
London, United Kingdom
50 - 249 employees
$50,000+
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Launched in 2007, Intellectsoft is a midsize Miami, Florida-based custom software development firm. Their team offers custom software development, mobile app development, enterprise app modernization, IT staff augmentation, and more.

Services

Custom Software Development Mobile App Development Enterprise App Modernization IT Staff Augmentation

Client Focus

10% Small Business (<$10M)
50% Midmarket ($10M - $1B)
40% Enterprise (>$1B)
Manchester, United Kingdom
50 - 249 employees
$25,000+
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Headquartered in Manchester, United Kingdom, Digiryte is a custom software development company and mobile application development company. They specialize in custom software development and mobile app development and were established in 2015.

Services

Custom Software Development Mobile App Development Web Development

Client Focus

30% Small Business (<$10M)
60% Midmarket ($10M - $1B)
10% Enterprise (>$1B)
Manchester, United Kingdom
50 - 249 employees
$5,000+
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Based in Nadiad, India, Groovy Web LLP is a small custom software development firm. The team offers custom software development, mobile app development, web development, ux/ui design, and more.

Services

Custom Software Development Mobile App Development Web Development

Client Focus

45% Small Business (<$10M)
45% Midmarket ($10M - $1B)
10% Enterprise (>$1B)
London, United Kingdom
50 - 249 employees
$50,000+
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Tivix is a software development firm. In San Francisco, California; Portland, Oregon; New York, New York and Wrocław, Poland, the company was founded in 2008. Their services include custom software development, web development, and mobile app development.

Services

Custom Software Development Web Development Mobile App Development

Client Focus

30% Small Business (<$10M)
50% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
Croydon, United Kingdom
50 - 249 employees
$25,000+
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Founded in 2005, GoodCore Software, a midsize software development firm, is located in Croydon, United Kingdom; Cyberjaya, Malaysia; Karachi, Pakistan and Stockholm, Sweden. Their team focuses on custom software development, web development, and IT staff augmentation.

Services

Custom Software Development IT Staff Augmentation Web Development

Client Focus

70% Small Business (<$10M)
25% Midmarket ($10M - $1B)
5% Enterprise (>$1B)
London, United Kingdom
50 - 249 employees
$100,000+
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Cyber-Duck is an UX design company. They focus on ux/ui design, web development, web design, custom software development, and more and were launched in 2005. The agency is located in London, United Kingdom and Elstree, United Kingdom.

Services

Custom Software Development UX/UI Design Web Development Web Design Digital Strategy
Leamington Spa, United Kingdom
10 - 49 employees
$50,000+
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Black Pepper Software Ltd. Is a custom software development company. They were established in 1999 and offer custom software development, ux/ui design, cloud consulting & SI, IT strategy consulting, and more.

Services

Custom Software Development Cloud Consulting & SI IT Strategy Consulting Mobile App Development UX/UI Design

Client Focus

10% Small Business (<$10M)
20% Midmarket ($10M - $1B)
70% Enterprise (>$1B)
London, United Kingdom
50 - 249 employees
$25,000+
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Blockchain company PixelPlex was launched in 2007. In New York, New York; Minsk, Belarus; Freienbach, Switzerland and London, United Kingdom, the team provides blockchain, custom software development, Artificial Intelligence, and business consulting.

Services

Custom Software Development Blockchain Artificial Intelligence Business Consulting

Client Focus

20% Small Business (<$10M)
50% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
London, United Kingdom
50 - 249 employees
$10,000+
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Studio Graphene is a custom software development firm. The firm is headquartered in London, United Kingdom; Geneva, Switzerland and Lisboa, Portugal. Their team offers custom software development, mobile app development, and ux/ui design.

Services

Custom Software Development Mobile App Development UX/UI Design

Client Focus

40% Small Business (<$10M)
25% Midmarket ($10M - $1B)
35% Enterprise (>$1B)
London, United Kingdom
10 - 49 employees
$10,000+
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Based in Gliwice, Poland and London, United Kingdom, Gorrion Software House is a small custom software development firm. The team specializes in custom software development, mobile app development, and ux/ui design.

Services

Custom Software Development Mobile App Development UX/UI Design

Client Focus

60% Small Business (<$10M)
30% Midmarket ($10M - $1B)
10% Enterprise (>$1B)
London, United Kingdom
50 - 249 employees
$25,000+
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Method is an UX agency. Headquartered in New York, New York; London, United Kingdom; San Jose, California and Charlotte, North Carolina, their team specializes in ux/ui design, custom software development, digital strategy, web development, and more.

Services

Custom Software Development UX/UI Design Digital Strategy Web Development Branding

Client Focus

20% Midmarket ($10M - $1B)
80% Enterprise (>$1B)
London, United Kingdom
10 - 49 employees
$25,000+
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Imaginary Cloud is a small London, United Kingdom-based software development firm. Their services include custom software development, mobile app development, web development, ux/ui design, and more.

Services

Custom Software Development Product Design UX/UI Design Web Design

Client Focus

20% Small Business (<$10M)
50% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
Sutton, United Kingdom
50 - 249 employees
$50,000+
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Geeks Ltd is a Sutton, United Kingdom-based software development company. Their services include custom software development, mobile app development, ux/ui design, cloud consulting & SI, and more.

Services

Custom Software Development Mobile App Development Application Management & Support Cloud Consulting & SI IT Strategy Consulting

Client Focus

15% Small Business (<$10M)
60% Midmarket ($10M - $1B)
25% Enterprise (>$1B)
london, United Kingdom
50 - 249 employees
$1,000+
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CronJ IT Technologies is a mobile application development company. They focus on mobile app development, custom software development, and web development and are located in Bengaluru, India; Abu Dhabi, United Arab Emirates; london, United Kingdom and New York, New York.

Services

Custom Software Development Mobile App Development Artificial Intelligence

Client Focus

20% Small Business (<$10M)
50% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
London, United Kingdom
2 - 9 employees
$10,000+
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Browser London is an UX company located in London, United Kingdom. Their services include ux/ui design, custom software development, web design, and web development.

Services

Custom Software Development UX/UI Design Web Design Web Development

Client Focus

35% Small Business (<$10M)
65% Midmarket ($10M - $1B)
London, United Kingdom
10 - 49 employees
$25,000+
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Theodo, a custom software development firm, specialize in custom software development, mobile app development, and web development. They were established in 2009.

Services

Custom Software Development Mobile App Development Web Development

Client Focus

34% Small Business (<$10M)
33% Midmarket ($10M - $1B)
33% Enterprise (>$1B)
London, United Kingdom
10 - 49 employees
$10,000+
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Founded in 2009, THE CODEST is a software development firm. The team specializes in custom software development, e-commerce development, ux/ui design, and web development and is in Kraków, Poland; Warszawa, Poland; London, United Kingdom and Berlin, Germany.

Services

Custom Software Development Product Design Web Development UX/UI Design

Client Focus

30% Small Business (<$10M)
70% Midmarket ($10M - $1B)
Martlesham, United Kingdom
10 - 49 employees
$25,000+
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Mobile app development company Coderus is located in Martlesham, United Kingdom; Milton, United Kingdom and Norwich, United Kingdom. The team provides mobile app development, IoT development, wearable app development, ux/ui design, and more.

Services

Custom Software Development IoT Development Mobile App Development Wearable App Development IT Strategy Consulting

Client Focus

50% Small Business (<$10M)
40% Midmarket ($10M - $1B)
10% Enterprise (>$1B)
Belfast, United Kingdom
250 - 999 employees
$25,000+
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Unosquare, LLC is an IT staff augmentation company established in 2009. Their team specializes in IT staff augmentation, custom software development, CRM consulting and SI, application testing, and more.

Services

Custom Software Development IT Staff Augmentation Application Testing CRM Consulting and SI Web Development

Client Focus

20% Small Business (<$10M)
60% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
London, United Kingdom
10 - 49 employees
$5,000+
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Based in London, United Kingdom and Guildford, United Kingdom, Plug & Play is an user experience design company. The team specializes in ux/ui design, custom software development, web design, and web development.

Services

Custom Software Development UX/UI Design Web Design Web Development

Client Focus

35% Small Business (<$10M)
50% Midmarket ($10M - $1B)
15% Enterprise (>$1B)
Manchester, United Kingdom
10 - 49 employees
$25,000+
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App development company Corporation Pop is in Manchester, United Kingdom. Founded in 2003, the team offers mobile app development, AR/VR development, custom software development, and web development.

Services

Custom Software Development Mobile App Development AR/VR Development Web Development

Client Focus

55% Small Business (<$10M)
25% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
London, United Kingdom
1,000 - 9,999 employees
$50,000+
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Founded in 1997, DataArt, a large custom software development firm, is in New York, New York; Zug, Switzerland; London , United Kingdom and München, Germany. Their team provides custom software development, cloud consulting & SI, CRM consulting and SI, cybersecurity, and more.

Services

Custom Software Development IT Staff Augmentation Artificial Intelligence IoT Development Cloud Consulting & SI

Client Focus

25% Small Business (<$10M)
55% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
Bridge of Don, United Kingdom
250 - 999 employees
$25,000+
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Founded in 2014, CSHARK is a midsize custom software development firm. Their team focuses on custom software development, ux/ui design, and IT staff augmentation.

Services

Custom Software Development UX/UI Design IT Staff Augmentation

Client Focus

40% Small Business (<$10M)
40% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
London, United Kingdom
50 - 249 employees
$25,000+
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Innovify, a software development company, is headquartered in London, United Kingdom; New York, New York; Ahmedabad, India and Miami, Florida. Established in 2011, the team specializes in custom software development, mobile app development, web design, digital strategy, and more.

Services

Custom Software Development Mobile App Development Web Design Digital Strategy Web Development

Client Focus

35% Small Business (<$10M)
60% Midmarket ($10M - $1B)
5% Enterprise (>$1B)
Sarratt, United Kingdom
10 - 49 employees
$25,000+
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Launched in 1997, Clock Limited, a small custom software development firm, is based in Sarratt, United Kingdom. Their team provides custom software development, mobile app development, web development, ux/ui design, and more.

Services

Custom Software Development Mobile App Development Web Development UX/UI Design Web Design

Client Focus

10% Small Business (<$10M)
80% Midmarket ($10M - $1B)
10% Enterprise (>$1B)
East Grinstead, United Kingdom
10 - 49 employees
$10,000+
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Ballard Chalmers Ltd is an enterprise app modernization company. Their team is in East Grinstead, United Kingdom. The agency offers enterprise app modernization, custom software development, cloud consulting & SI, application management & support, and more.

Services

Custom Software Development Enterprise App Modernization Cloud Consulting & SI Application Management & Support

Client Focus

10% Small Business (<$10M)
60% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
Cheshire, United Kingdom
10 - 49 employees
$25,000+
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Established in 1998, CSI Media is a software development company. The small team provides custom software development, e-commerce development, web design, and web development.

Services

Custom Software Development E-Commerce Development Web Design Web Development

Client Focus

33% Small Business (<$10M)
34% Midmarket ($10M - $1B)
33% Enterprise (>$1B)
London, United Kingdom
10 - 49 employees
$10,000+
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Established in 2017, Laracle, a small software development firm, is located in London, United Kingdom and Stratford-upon-Avon, United Kingdom. Their services include custom software development, web development, ux/ui design, e-commerce development, and more.

Services

Custom Software Development Web Development E-Commerce Development Mobile App Development UX/UI Design

Client Focus

50% Small Business (<$10M)
40% Midmarket ($10M - $1B)
10% Enterprise (>$1B)
Broadheath, Altrincham, United Kingdom
50 - 249 employees
$10,000+
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Established in 2009, Digica is an AI firm. Their services include Artificial Intelligence, IoT development, and custom software development.

Services

Custom Software Development Artificial Intelligence IoT Development

Client Focus

10% Small Business (<$10M)
45% Midmarket ($10M - $1B)
45% Enterprise (>$1B)
London, United Kingdom
50 - 249 employees
$50,000+
Visit Site
Velmie, a blockchain company, is located in Wilmington, Delaware; Minsk, Belarus; London, United Kingdom and Vilnius, Lithuania. Established in 2007, the team specializes in blockchain and custom software development.

Services

Custom Software Development Blockchain

Client Focus

30% Small Business (<$10M)
70% Midmarket ($10M - $1B)
London, United Kingdom
250 - 999 employees
$25,000+
Visit Site

Innovecs is a custom software development company. The New York, New York-based firm was founded in 2011. Their team specializes in custom software development, cloud consulting & SI, mobile app development, other application development, and more.

Services

Custom Software Development Application Testing Cloud Consulting & SI Mobile App Development Other Application Development
London, United Kingdom
50 - 249 employees
$5,000+
Visit Site
White Label Coders, a software development firm, was founded in 2011. Based in Gliwice, Poland, the team offers custom software development, web development, e-commerce development, and mobile app development.

Services

Custom Software Development Web Development E-Commerce Development Mobile App Development

Client Focus

80% Small Business (<$10M)
20% Midmarket ($10M - $1B)
London, United Kingdom
10 - 49 employees
$25,000+
Visit Site
Launched in 2013, Purr Digital, a small web development firm, is in London, United Kingdom and Birmingham, United Kingdom. Their team focuses on web development, custom software development, and mobile app development.

Services

Custom Software Development Web Development Mobile App Development

Client Focus

80% Small Business (<$10M)
20% Midmarket ($10M - $1B)
London, United Kingdom
50 - 249 employees
$5,000+
Visit Site

Phaedra Solutions is a midsize e-commerce development firm. They focus on e-commerce development, custom software development, mobile app development, and web development and were launched in 2013.

Services

Custom Software Development E-Commerce Development Product Design UX/UI Design Mobile App Development

Client Focus

40% Small Business (<$10M)
60% Midmarket ($10M - $1B)
London, United Kingdom
250 - 999 employees
$10,000+
Visit Site

Tremend Software Consulting is a custom software development firm. The midsize București, Romania-based team offers custom software development, e-commerce development, application testing, and web development. The company was founded in 2005.

Services

Custom Software Development E-Commerce Development IT Staff Augmentation Application Testing Mobile App Development

Client Focus

20% Small Business (<$10M)
70% Midmarket ($10M - $1B)
10% Enterprise (>$1B)
London, United Kingdom
10 - 49 employees
$5,000+
Visit Site

Appy Monkey is an application development firm. The team focuses on mobile app development, ux/ui design, custom software development, application management & support, and more, and the firm is based in London, United Kingdom.

Services

Custom Software Development Mobile App Development UX/UI Design Application Management & Support Web Design

Client Focus

100% Small Business (<$10M)
Aberdeen, United Kingdom
10 - 49 employees
$10,000+
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Fabrit Global, a web development firm, was founded in 2014. In Aberdeen, United Kingdom and Cluj-Napoca, Romania, the team provides web development and custom software development.

Services

Custom Software Development Web Development

Client Focus

30% Small Business (<$10M)
70% Midmarket ($10M - $1B)
London, United Kingdom
10 - 49 employees
$5,000+
Visit Site

Custom software development company Async Labs was launched in 2016. The company focuses on custom software development, mobile app development, ux/ui design, social media marketing, and more.

Services

Custom Software Development Mobile App Development UX/UI Design Social Media Marketing Content Marketing
London, United Kingdom
50 - 249 employees
$5,000+
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WEBO Digital, a web design company, is located in Perth, Australia; Melbourne, Australia; Ultimo, Australia and Canberra, Australia. Their services include web design, web development, custom software development, and mobile app development.

Services

Custom Software Development Web Design Web Development Mobile App Development

Client Focus

60% Small Business (<$10M)
40% Midmarket ($10M - $1B)
London, United Kingdom
10 - 49 employees
$1,000+
Visit Site
TH-EY, a software development company, specializes in custom software development, web development, and mobile app development. The firm is headquartered in London, United Kingdom.

Services

Custom Software Development Web Development Mobile App Development

Client Focus

85% Small Business (<$10M)
15% Midmarket ($10M - $1B)
London, United Kingdom
50 - 249 employees
$10,000+
Visit Site

Businessware Technologies is a software development company. They are based in League City, Texas; Novosibirsk, Russia; Minato City, Japan and Toronto, Canada and have midsize team. They focus on custom software development, mobile app development, Artificial Intelligence, and AR/VR development.

Services

Custom Software Development Artificial Intelligence Mobile App Development

Client Focus

50% Small Business (<$10M)
50% Midmarket ($10M - $1B)
London, United Kingdom
10 - 49 employees
$25,000+
Visit Site

Headquartered in London, United Kingdom and Plymouth, United Kingdom, Core Blue is a small custom software development firm. The team focuses on custom software development, enterprise app modernization, application management & support, ERP consulting and SI, and more.

Services

Custom Software Development Application Management & Support ERP Consulting and SI Enterprise App Modernization Mobile App Development

Client Focus

30% Small Business (<$10M)
40% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
London, United Kingdom
50 - 249 employees
$10,000+
Visit Site

Softwire is a custom software development firm. Founded in 2000, the agency provides custom software development, IT strategy consulting, mobile app development, IT staff augmentation, and more.

Services

Custom Software Development IT Strategy Consulting IT Staff Augmentation Mobile App Development Web Development

Client Focus

5% Small Business (<$10M)
65% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
Cranfield, United Kingdom
10 - 49 employees
$10,000+
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E-commerce development company SOtechnology is headquartered in Cranfield, United Kingdom and London, United Kingdom. Launched in 2007, the team provides e-commerce development, web development, custom software development, ux/ui design, and more.

Services

Custom Software Development E-Commerce Development Web Development Digital Strategy Mobile App Development

Client Focus

60% Small Business (<$10M)
40% Midmarket ($10M - $1B)
London, United Kingdom
10 - 49 employees
$10,000+
Visit Site
Launched in 2014, Deeper Insights is an AI company.The team focuses on Artificial Intelligence, custom software development, BI & big data consulting & SI, and market research.

Services

Custom Software Development Artificial Intelligence BI & Big Data Consulting & SI Market Research

Client Focus

30% Small Business (<$10M)
40% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
Need help selecting a company?

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 an analyst.

Free Consultation