100 .NET Developers in the United Kingdom
100 .NET Developers in the United Kingdom
UPDATED April, 2023

100 .NET Developers in the United Kingdom

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

  1. Ask colleagues in your industry what vendors they’ve worked with and if their experiences were positive or negative.
  2. Review their methodology. All .NET developers will have a slightly different approach, but they should be able to outline their process. Make sure you cover consulting, discovery, design, development, and QA.
  3. Outline how your new partners will manage the project and communication. Whether they’re in the same time zone as your business or on the other side of the world, it’s important that you set communication standards.

With hundreds of .NET development companies to choose from, how do you get started? Our list of the best .NET development companies 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.

List of the Best .NET Development Companies in the UK

Reading, United Kingdom
250 - 999 employees
$25,000+
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Brainvire Infotech Inc is an app development firm. They specialize in mobile app development, web development, e-commerce development, custom software development, and more and are in Plano, Texas; Mumbai, India; Chicago, Illinois and Hicksville, New York.

Services

Mobile App Development E-Commerce Development Web Development Search Engine Optimization

Client Focus

10% Small Business (<$10M)
60% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
London, United Kingdom
1,000 - 9,999 employees
$50,000+
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Andersen is a software development firm. Based in New York, New York; Sankt-Peterburg, Russia; Kyiv, Ukraine and Berlin, Germany, the agency was established in 2007. Their team provides custom software development, IT staff augmentation, ux/ui design, and mobile app development.

Services

Custom Software Development IT Managed Services Mobile App Development Application Testing IT Strategy Consulting

Client Focus

25% Small Business (<$10M)
30% Midmarket ($10M - $1B)
45% Enterprise (>$1B)
London, United Kingdom
50 - 249 employees
$50,000+
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Established in 2010, Magora is a midsize application development company in London, United Kingdom; Sydney, Australia; Sankt-Peterburg, Russia and Chicago, Illinois. Their team offers mobile app development, custom software development, and web development.

Services

Custom Software Development Mobile App Development Web Development

Client Focus

30% Small Business (<$10M)
60% Midmarket ($10M - $1B)
10% 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)
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 Web Development AR/VR Development Blockchain

Client Focus

10% Small Business (<$10M)
60% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
Steeple Claydon, United Kingdom
50 - 249 employees
$50,000+
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Headquartered in Kyiv, Ukraine and Zaporizhzhia, Ukraine, Altamira (formerly GBKSOFT) is a mobile app development firm. Founded in 2011, the team focuses on mobile app development, web development, custom software development, and enterprise app modernization.

Services

Custom Software Development Mobile App Development Web Development Artificial Intelligence Business Consulting

Client Focus

15% Small Business (<$10M)
55% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
London, United Kingdom
1,000 - 9,999 employees
$5,000+
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Mobile application development firm Dotsquares is located in London, United Kingdom; Glen Waverley, Australia; Albourne, United Kingdom and Jaipur, India. Established in 2002, the team provides mobile app development, web development, custom software development, and CRM consulting and SI.

Services

Custom Software Development Mobile App Development CRM Consulting and SI E-Commerce Development Cloud Consulting & SI

Client Focus

25% Small Business (<$10M)
55% Midmarket ($10M - $1B)
20% 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 IT Staff Augmentation Web Development Digital Strategy

Client Focus

10% Small Business (<$10M)
50% Midmarket ($10M - $1B)
40% Enterprise (>$1B)
Manchester, United Kingdom
1,000 - 9,999 employees
$100,000+
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Dept is a large website development company. Established in 2016, the team offers web development, ux/ui design, and web design.

Services

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

Client Focus

50% Midmarket ($10M - $1B)
50% Enterprise (>$1B)
London, United Kingdom
50 - 249 employees
$75,000+
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Waracle is a midsize London, United Kingdom-based mobile app development firm. The team focuses on mobile app development, IoT development, and AR/VR development.

Services

Mobile App Development Web Development AR/VR Development

Client Focus

25% Small Business (<$10M)
15% Midmarket ($10M - $1B)
60% Enterprise (>$1B)
London, United Kingdom
1,000 - 9,999 employees
$50,000+
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In Washington, District of Columbia; Karachi, Pakistan; Dubai, United Arab Emirates and Medellín, Colombia, 10Pearls is an app development firm. They provide mobile app development, custom software development, Artificial Intelligence, and IT staff augmentation and were launched in 2004.

Services

Custom Software Development Mobile App Development Application Testing Artificial Intelligence Blockchain

Client Focus

10% Small Business (<$10M)
45% Midmarket ($10M - $1B)
45% Enterprise (>$1B)
Salford, United Kingdom
50 - 249 employees
$100,000+
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Launched in 2009, Apadmi is a mobile app development firm. The midsize team focuses on mobile app development, custom software development, ux/ui design, architectural design, and more.

Services

Custom Software Development Mobile App Development Web Development IT Managed Services

Client Focus

50% Small Business (<$10M)
40% Midmarket ($10M - $1B)
10% Enterprise (>$1B)
York, United Kingdom
50 - 249 employees
$10,000+
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In York, United Kingdom, Netsells Group is an app development firm. They focus on mobile app development, web development, ux/ui design, and BI & big data consulting & SI.

Services

Mobile App Development Web Development IT Strategy Consulting UX/UI Design

Client Focus

40% Small Business (<$10M)
40% 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

Client Focus

70% Small Business (<$10M)
25% Midmarket ($10M - $1B)
5% Enterprise (>$1B)
London, United Kingdom
10 - 49 employees
$5,000+
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Mobile application development company Specno is based in Cape Town, South Africa and Paarl, South Africa. The team offers mobile app development, custom software development, and ux/ui design.

Services

Custom Software Development Mobile App Development UX/UI Design

Client Focus

40% Small Business (<$10M)
35% Midmarket ($10M - $1B)
25% Enterprise (>$1B)
London , United Kingdom
1,000 - 9,999 employees
$100,000+
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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 CRM Consulting and SI E-Commerce Development Artificial Intelligence Cloud Consulting & SI

Client Focus

25% Small Business (<$10M)
55% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
London, United Kingdom
10 - 49 employees
$10,000+
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CubeZoo, a small website development firm, is based in Randburg, South Africa. The team specializes in web development, mobile app development, and enterprise app modernization.

Services

Mobile App Development Web Development UX/UI Design

Client Focus

25% Small Business (<$10M)
40% Midmarket ($10M - $1B)
35% Enterprise (>$1B)
London, United Kingdom
50 - 249 employees
$25,000+
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Altkom Software & Consulting is a midsize custom software development firm established in 2000. Their team specializes in custom software development, cloud consulting & SI, application management & support, web development, and more.

Services

Custom Software Development Enterprise App Modernization Cloud Consulting & SI

Client Focus

40% Midmarket ($10M - $1B)
60% Enterprise (>$1B)
York, United Kingdom
2 - 9 employees
$25,000+
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Thumbmunkeys Ltd is an application development company. Established in 2012, the agency is headquartered in York, United Kingdom. Their services include mobile app development and web development.

Services

Mobile App Development Web Development UX/UI Design

Client Focus

50% Small Business (<$10M)
25% Midmarket ($10M - $1B)
25% Enterprise (>$1B)
London, United Kingdom
10 - 49 employees
$10,000+
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Founded in 2014, App Boxer is a mobile app development firm. The firm provides mobile app development, AR/VR development, and ux/ui design, and is small.

Services

Mobile App Development Web Development

Client Focus

50% Small Business (<$10M)
30% 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 Mobile App Development Enterprise App Modernization

Client Focus

30% Small Business (<$10M)
50% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
Kent, United Kingdom
50 - 249 employees
$50,000+
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Small custom software development company TrianglZ, is in Alexandria, Egypt, Egypt. The team offers custom software development, mobile app development, and web development.

Services

Custom Software Development Mobile App Development Blockchain Web Development

Client Focus

40% Small Business (<$10M)
40% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
Whiteley, United Kingdom
2 - 9 employees
$10,000+
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Chimpare is a mobile application development company. They specialize in mobile app development, web development, e-commerce development, ux/ui design, and more and were established in 2012. The company is headquartered in Whiteley, United Kingdom; New York, New York and Markham, Canada.

Services

Custom Software Development Blockchain Artificial Intelligence Mobile App Development AR/VR Development

Client Focus

90% Small Business (<$10M)
10% Midmarket ($10M - $1B)
london, United Kingdom
10 - 49 employees
$25,000+
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Thought&Function is a web development company founded in 2017. The team offers web development, mobile app development, and ux/ui design and is located in london, United Kingdom.

Services

Mobile App Development Web Development UX/UI Design

Client Focus

40% Small Business (<$10M)
40% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
Coventry , United Kingdom
10 - 49 employees
$5,000+
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Custom software development firm Imobisoft was founded in 2007. The team focuses on custom software development, digital strategy, IoT development, web development, and more and is based in Coventry , United Kingdom and London, United Kingdom.

Services

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

Client Focus

20% Small Business (<$10M)
55% Midmarket ($10M - $1B)
25% Enterprise (>$1B)
Cheshire , United Kingdom
10 - 49 employees
$50,000+
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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

15% Small Business (<$10M)
70% Midmarket ($10M - $1B)
15% Enterprise (>$1B)
London, United Kingdom
10 - 49 employees
$5,000+
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Hyper Apps is a mobile application development company. Their small team of employees is headquartered in London, United Kingdom; Sydney, Australia and Cluj Napoca, Romania. Their team focuses on mobile app development, ux/ui design, web development, custom software development, and more.

Services

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

Client Focus

80% Small Business (<$10M)
20% Midmarket ($10M - $1B)
Wimborne, 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)
London, United Kingdom
50 - 249 employees
$25,000+
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Global Talent is a London , United Kingdom-based IT staff augmentation company. They focus on IT staff augmentation, custom software development, and IT strategy consulting and were launched in 2017.

Services

Custom Software Development IT Staff Augmentation IT Strategy Consulting AR/VR Development BI & Big Data Consulting & SI

Client Focus

40% Small Business (<$10M)
20% Midmarket ($10M - $1B)
40% Enterprise (>$1B)
Bristol, United Kingdom
10 - 49 employees
$5,000+
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Launched in 2016, Deazy is a small Cardiff, United Kingdom-based application development company. Their team specializes in mobile app development, custom software development, web development, ux/ui design, and more.

Services

Custom Software Development IT Staff Augmentation Mobile App Development Web Development E-Commerce Development

Client Focus

50% Small Business (<$10M)
50% Midmarket ($10M - $1B)
London, United Kingdom
50 - 249 employees
$25,000+
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Incepteo, a mobile application development firm, is located in LONDON, United Kingdom; Hyderabad, India; Gerrards Cross , United Kingdom and Frisco, Texas. They focus on mobile app development, web development, custom software development, branding, and more.

Services

Custom Software Development Web Development Mobile App Development Application Management & Support IT Staff Augmentation

Client Focus

40% Small Business (<$10M)
40% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
London, United Kingdom
250 - 999 employees
$10,000+
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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 Enterprise App Modernization BI & Big Data Consulting & SI IT Strategy Consulting Web Development

Client Focus

5% Small Business (<$10M)
65% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
London , United Kingdom
10 - 49 employees
$25,000+
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AVAMAE Software Solutions Ltd, a software development firm, is headquartered in London , United Kingdom. They offer custom software development, mobile app development, and web development and were launched in 2011.

Services

Custom Software Development Mobile App Development Web Development Artificial Intelligence Blockchain

Client Focus

55% Small Business (<$10M)
35% Midmarket ($10M - $1B)
10% Enterprise (>$1B)
London, United Kingdom
2 - 9 employees
$10,000+
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Module Studio, a branding firm, was established in 2001. Based in London, United Kingdom, the team offers branding, web development, digital strategy, and mobile app development.

Services

Branding Web Development Digital Strategy Mobile App Development

Client Focus

60% Small Business (<$10M)
20% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
London, United Kingdom
50 - 249 employees
$50,000+
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Software development firm Synetec Ltd specializes in custom software development, cloud consulting & SI, application management & support, application testing, and more. They are located in London, United Kingdom.

Services

Custom Software Development Web Development IT Staff Augmentation Mobile App Development

Client Focus

25% Small Business (<$10M)
60% Midmarket ($10M - $1B)
15% Enterprise (>$1B)
Hednesford, United Kingdom
10 - 49 employees
$1,000+
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Brave Bear Marketing Ltd is a web development firm. Launched in 2019, the team provides web development, web design, pay per click, social media marketing, and more.

Services

Web Development Web Design Pay Per Click Social Media Marketing Search Engine Optimization

Client Focus

55% Small Business (<$10M)
40% Midmarket ($10M - $1B)
5% Enterprise (>$1B)
Leeds, United Kingdom
50 - 249 employees
$25,000+
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Founded in 2016, Team4Solution, a midsize application development firm, is based in Kuala Lumpur, Malaysia; Bukit Duri, Indonesia; Houston, Texas and Sandton, South Africa. Their team focuses on mobile app development, custom software development, e-commerce development, and web development.

Services

Custom Software Development Mobile App Development Web Development

Client Focus

40% Small Business (<$10M)
30% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
London, United Kingdom
10 - 49 employees
$25,000+
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We Are Kitty is a London, United Kingdom-based UX company. They specialize in ux/ui design, e-commerce development, web design, web development, and more and were founded in 2017.

Services

E-Commerce Development UX/UI Design Web Design Web Development Conversion Optimization

Client Focus

30% Small Business (<$10M)
50% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
Aberdeen, United Kingdom
50 - 249 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 Mobile App Development IT Staff Augmentation

Client Focus

30% Small Business (<$10M)
70% Midmarket ($10M - $1B)
London, United Kingdom
2 - 9 employees
$5,000+
Visit Site

Headquartered in London, United Kingdom, BOOST Design is a web design agency. They focus on web design, search engine optimization, and conversion optimization and were founded in 2019.

Services

Web Design Web Development Search Engine Optimization

Client Focus

50% Small Business (<$10M)
50% Midmarket ($10M - $1B)
London, United Kingdom
10 - 49 employees
$10,000+
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Hiyield is a St. Austell, United Kingdom-based web development company. They provide web development, custom software development, ux/ui design, application management & support, and more.

Services

Custom Software Development Web Development UX/UI Design Web Design

Client Focus

50% Small Business (<$10M)
50% Midmarket ($10M - $1B)
Solihull, United Kingdom
10 - 49 employees
$5,000+
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Established in 2002, Jask Creative is a small graphic design agency in Solihull, United Kingdom. Their team specializes in graphic design, web design, advertising, branding, and more.

Services

Graphic Design Web Design Advertising Branding Video Production

Client Focus

20% Small Business (<$10M)
70% Midmarket ($10M - $1B)
10% Enterprise (>$1B)
Surbition, United Kingdom
10 - 49 employees
$5,000+
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Mrmmbs Vision is an application development firm. Their team is located in New Delhi, India and Surbition, United Kingdom. The company provides mobile app development, web development, custom software development, ux/ui design, and more.

Services

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

Client Focus

40% Small Business (<$10M)
40% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
Belfast, United Kingdom
50 - 249 employees
$50,000+
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Instil Software is a software development company. Founded in 2005, the company is in Belfast, United Kingdom. Their services include custom software development, mobile app development, cloud consulting & SI, and IoT development.

Services

Custom Software Development Cloud Consulting & SI Enterprise App Modernization Mobile App Development

Client Focus

10% Small Business (<$10M)
40% Midmarket ($10M - $1B)
50% Enterprise (>$1B)
Cambridge, United Kingdom
10 - 49 employees
$10,000+
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Computer Conquest is a small IT managed services company. They offer IT managed services, cloud consulting & SI, custom software development, IT strategy consulting, and more and were established in 2004.

Services

Custom Software Development Web Development IT Strategy Consulting Other Application Development

Client Focus

80% Small Business (<$10M)
20% Midmarket ($10M - $1B)
Guildford, United Kingdom
10 - 49 employees
$10,000+
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Webtonic Solutions, a custom software development company, was established in 2010. The firm provides custom software development, e-commerce development, web development, enterprise app modernization, and more, and is small.

Services

Custom Software Development IT Staff Augmentation UX/UI Design E-Commerce Development

Client Focus

5% Small Business (<$10M)
65% Midmarket ($10M - $1B)
30% Enterprise (>$1B)
London, United Kingdom
50 - 249 employees
$10,000+
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Software development firm BGO Software is based in Sofia, Bulgaria and Plovdiv, Bulgaria. Founded in 2008, the team offers custom software development, mobile app development, application management & support, IoT development, and more.

Services

Custom Software Development Mobile App Development Application Management & Support IT Managed Services IT Strategy Consulting

Client Focus

10% Small Business (<$10M)
40% Midmarket ($10M - $1B)
50% Enterprise (>$1B)
Glasgow, United Kingdom
10 - 49 employees
$1,000+
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Web design agency NEO Media Group was established in 2019. The team provides web design, social media marketing, search engine optimization, digital strategy, and more and is located in Glasgow, United Kingdom and Edinburgh, United Kingdom.

Services

Web Design Video Production Social Media Marketing Digital Strategy Pay Per Click

Client Focus

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

Jack Applications Limited, a mobile application development company, was founded in 2019. The team provides mobile app development, web development, custom software development, AR/VR development, and more.

Services

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

Client Focus

40% Small Business (<$10M)
40% Midmarket ($10M - $1B)
20% Enterprise (>$1B)
Coventry, United Kingdom
250 - 999 employees
$25,000+
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Objectivity Ltd., a custom software development company, is in Coventry, United Kingdom; Wrocław, Poland and Frankfurt, Germany. Founded in 1991, the team provides custom software development, enterprise app modernization, ux/ui design, Artificial Intelligence, and more.

Services

Custom Software Development Cloud Consulting & SI Web Development Application Management & Support

Client Focus

20% Small Business (<$10M)
50% Midmarket ($10M - $1B)
30% Enterprise (>$1B)