Top 100 Dot Net Developers in the United Kingdom

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Top 100 Dot Net Developers in the United Kingdom

The Best of December 2024

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.NET is a powerful, flexible software framework utilized by many businesses. 

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List of the Best United Kingdom .NET Development Services

  • 1
    (96 Reviews) 4.7
    • Timeliness

      4.5
    • Service Excellence

      4.7
    • Value

      4.4
    • Would Recommend

      4.8
    • $10,000+
    • 250 - 999 employees
    • London, England

    Based in Poland, STX Next is a global software development company. The agency was founded in 2005 and carries a team of over 200 full-stack Python developers alone. In total, the company has over 400 professionals that specialize in web development, software development, and application testing.

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    Clients

    • Mastercard
    • Canon
    • Hogarth
    • Man

    Industries

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  • 2
    (29 Reviews) 4.8
    • Timeliness

      4.7
    • Service Excellence

      4.8
    • Value

      4.6
    • Would Recommend

      4.9
    • $50,000+
    • 1,000 - 9,999 employees
    • London, England

    Founded in 1991, ELEKS is a provider of software development, product design and technology advisory services. They offer cooperation models that fit the goals, resources and timelines of Fortune 500 companies, large enterprises, and small businesses. ELEKS has more than 2,000 specialists and 17 offices on three continents to serve their clients globally. 

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    Clients

    • Eagle Investment Systems (a subsidiary of BNY Mellon)

    Industries

  • 3
    (34 Reviews) 4.8
    • Timeliness

      4.7
    • Service Excellence

      4.7
    • Value

      4.3
    • Would Recommend

      4.9
    • $100,000+
    • 1,000 - 9,999 employees
    • London, England

    N-iX is a global software solutions and engineering services company that helps the world’s leading organizations turn challenges into lasting business value,  operational efficiency,  and revenue growth using modern technology. With over 2,000 professionals in 25 countries across Europe and the Americas, N-iX offers expert solutions in cloud, data analytics, embedded software, IoT, AI, machine learning, and other tech domains. Being in business for over two decades, we have worked with dozens of industry-leading enterprises and Fortune 500 companies, creating value across a wide variety of sectors, including finance, manufacturing, supply chain, retail, and more. 

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    Clients

    • Bosch
    • Siemens
    • eBay
    • Total Energies

    Industries

  • 4
    (36 Reviews) 4.9
    • Timeliness

      4.8
    • Service Excellence

      4.8
    • Value

      4.7
    • Would Recommend

      4.9
    • $50,000+
    • 1,000 - 9,999 employees
    • London, England

    Based in Vienna, VA, 10Pearls designs and maintains apps for various companies. The company and its nearly 350 employees have experience in cybersecurity, product development, and UX/UI design.

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    Clients

    • HughesNet

    Industries

  • 5
    (39 Reviews) 4.9
    • Timeliness

      4.9
    • Service Excellence

      4.9
    • Value

      4.8
    • Would Recommend

      5.0
    • $25,000+
    • 1,000 - 9,999 employees
    • London, England

    Founded in 1998 in Denver, Itransition now has multiple offices in the U.S., U.K., E.U., and locations in eastern Europe housing more than 2,200 employees. They help power enterprises and SMBs globally with their digital solutions in the areas of business process automation, AI, data analytics, customer experience, and others. 

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    Clients

    • Expedia

    Industries

  • 6
    (31 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $25,000+
    • 50 - 249 employees
    • London, England

    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.

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    Clients

    • PMLL
    • GCBF
    • Hirevine
    • London Women's Clinic

    Industries

  • 7
    (87 Reviews) 4.9
    • Timeliness

      4.8
    • Service Excellence

      4.9
    • Value

      4.7
    • Would Recommend

      5.0
    • $25,000+
    • 1,000 - 9,999 employees
    • London, England

    Headquartered in New York, Vention is a custom software development company with additional offices in Marietta, Ga. and Iselin, N.J. Since 2002, Vention has helped startups and fast-growing tech companies fill in their talent gap and create robust web and mobile solutions that users love. To date, Vention's talent pool includes 3500+ engineers with experience in all of the latest technologies.

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    Clients

    • IBM
    • PayPal
    • pwc
    • IC Markets

    Industries

  • 8
    (122 Reviews) 4.9
    • Timeliness

      4.8
    • Service Excellence

      4.8
    • Value

      4.6
    • Would Recommend

      4.9
    • $50,000+
    • 1,000 - 9,999 employees
    • London, England

    Andersen is an international custom software development company that, among other things, specializes in healthcare software development. Since its founding in 2007, the company has opened more than ten development centers and about ten sales offices worldwide. More than 2700 highly qualified specialists work on developing, customizing corporate IT solutions, web applications, and mobile applications. Andersen has completed over 950 projects and received hundreds of positive reviews from clients worldwide. Today the company is working on over 250 projects. Our technology stack includes .NET, C#, Java, Python, PHP, Node.js, TypeScript, Golang, C++, JavaScript, Angular, React.js, Vue.js, HTML, CSS, Java (Android), Swift / Objective C (iOS), React Native, and more. We also offer manual and automated testing, business and data analysis, UI/UX design, DevOps services, IT security management, and L1, L2, L3 support.

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    Clients

    • Samsung

    Industries

  • 9
    (19 Reviews) 4.8
    • Timeliness

      4.8
    • Service Excellence

      4.9
    • Value

      4.7
    • Would Recommend

      4.9
    • $25,000+
    • 50 - 249 employees
    • London, England

    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.

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    Clients

    • Argentex

    Industries

  • 10
    (11 Reviews) 4.8
    • Timeliness

      4.8
    • Service Excellence

      4.8
    • Value

      4.8
    • Would Recommend

      5.0
    • $10,000+
    • 50 - 249 employees
    • London, England

    Haefele Software is an outsourced Microsoft software development company based in Cape Town, South Africa, with offices in Melbourne, Australia; Tampa, Florida; and London. The company, founded in 2006, has more than 50 employees and provides custom software development, IT strategy consulting, and IoT development services to enterprise and smaller-sized companies in various industries.

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    Clients

    • Tesco
    • Burger King
    • AS Watson Group
    • Pikmykid

    Industries

  • 11
    (7 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      4.9
    • Would Recommend

      5.0
    • $25,000+
    • 2 - 9 employees
    • SHEFFIELD, England

    Inflecto Systems, a software development company, is located in SHEFFIELD, United Kingdom. The firm provides custom software development, mobile app development, and business consulting and has a small team.The firm was founded in 2006.

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    Industries

  • 12
    (5 Reviews) 4.8
    • Timeliness

      4.7
    • Service Excellence

      4.8
    • Value

      4.6
    • Would Recommend

      5.0
    • $25,000+
    • 10 - 49 employees
    • Manchester, England

    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. 

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    Clients

    • Whispering Smith

    Industries

  • 13
    (40 Reviews) 4.9
    • Timeliness

      4.6
    • Service Excellence

      4.8
    • Value

      4.6
    • Would Recommend

      4.8
    • $50,000+
    • 50 - 249 employees
    • London, England
    Software development company Intellectsoft is in Miami, Florida; London, England; Oslo, Norway and Kyiv, Ukraine. The midsize team specializes in Custom Software Development, Mobile App Development, IT staff augmentation, Web Development, and more and was launched in 2007.
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    Clients

    • Mitsubishi

    Industries

  • 14
    (12 Reviews) 5.0
    • Timeliness

      4.9
    • Service Excellence

      4.9
    • Value

      4.7
    • Would Recommend

      4.9
    • $10,000+
    • 10 - 49 employees
    • London, England

    Founded in 2004, Computer Conquest is an IT managed services company. The company offers IT managed services, cloud consulting & SI, custom software development, IT strategy consulting, and more and has a small team. The company is in Cirencester, United Kingdom.

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    Clients

    • The Woodhouse Partnership
    • Brickflow
    • The International Stock Exchange
    • London Underground

    Industries

  • 15
    (33 Reviews) 4.7
    • Timeliness

      4.7
    • Service Excellence

      4.7
    • Value

      4.7
    • Would Recommend

      4.9
    • $10,000+
    • 250 - 999 employees
    • London, England
    Vega IT is a midsize software development company. Founded in 2008, the firm is located in Novi Sad, Serbia; New York, New York and London, England. Their services include Custom Software Development, CRM consulting and SI, Mobile App Development, E-Commerce Development, and more.
    Read More

    Industries

  • 16
    (50 Reviews) 4.9
    • Timeliness

      4.7
    • Service Excellence

      4.8
    • Value

      4.6
    • Would Recommend

      4.9
    • $50,000+
    • 1,000 - 9,999 employees
    • Basingstoke, England

    Software Mind is a global IT services company headquartered in Krakow, Poland, with offices in Warsaw, Rzeszow, and Bielsko-Biala in Poland as well. Founded in 1999, their team of 116 works with clients from startups to enterprises to offer assistance in custom software development, enterprise app modernization, and BI & big data consulting & SI. They mainly work in the medical and financial services industries.

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    Clients

    • Backbase
    • Baillie Gifford
    • Branch
    • Callcredit

    Industries

  • 17
    (20 Reviews) 4.9
    • Timeliness

      4.9
    • Service Excellence

      4.8
    • Value

      4.8
    • Would Recommend

      4.9
    • $10,000+
    • 50 - 249 employees
    • London, England

    Angry Nerds is a software development house based on Wroclaw, Poland. Established in 2015, they have more than 60 employees who provide app development services for global clients consisting mostly of small and mid-market firms. Their services include custom software development, web development, and mobile development for Android and iOS. They also offer staff augmentation.

    Read More

    Industries

  • 18
    (13 Reviews) 4.8
    • Timeliness

      4.7
    • Service Excellence

      4.7
    • Value

      4.3
    • Would Recommend

      5.0
    • $10,000+
    • 250 - 999 employees
    • Winnersh, England
    Business intelligence company Transparity was founded in 2015. Their midsize team is headquartered in Winnersh, England and focuses on BI & big data consulting & SI, cloud consulting & SI, IT managed services, and Custom Software Development.
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    Clients

    • Apex

    Industries

  • 19
    (4 Reviews) 5.0
    • Timeliness

      4.9
    • Service Excellence

      5.0
    • Value

      4.9
    • Would Recommend

      5.0
    • $5,000+
    • 10 - 49 employees
    • Great Baddow, England

    Objective is a software development firm. The small Great Baddow, United Kingdom-based team provides custom software development, BI & big data consulting & SI, Artificial Intelligence, conversion optimization, and more. The agency was launched in 1987.

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    Clients

    • Epson

    Industries

  • 20
    (4 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      4.9
    • Would Recommend

      5.0
    • $10,000+
    • 10 - 49 employees
    • Bedford, England
    Custom software development firm Unity Developers was launched in 2017. Their small team is located in Bedford, United Kingdom. Unity Developers offers custom software development, mobile app development, AR/VR development, product design, and more.
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    Clients

    • SAP

    Industries

  • 21
    (6 Reviews) 4.9
    • Timeliness

      4.6
    • Service Excellence

      4.8
    • Value

      4.7
    • Would Recommend

      5.0
    • $10,000+
    • 10 - 49 employees
    • Southend-on-Sea, England

    Software agency Atlas - Clever Software is headquartered in Essex and another office in London. With 17 employees, the agency specializes in web, custom software, mobile app development, and more for mainly midmarket businesses.

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    Clients

    • Barclays

    Industries

  • 22
    (53 Reviews) 4.8
    • Timeliness

      4.6
    • Service Excellence

      4.7
    • Value

      4.5
    • Would Recommend

      5.0
    • $25,000+
    • 250 - 999 employees
    • London, England

    Infinum is a software development company in San Francisco, CA. The 50+ team has equal experience in mobile and web development. They work with clients from a variety of industries, including business and financial services and automotive.

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    Clients

    • Philips

    Industries

  • 23
    (28 Reviews) 4.8
    • Timeliness

      4.8
    • Service Excellence

      4.8
    • Value

      4.6
    • Would Recommend

      4.8
    • $25,000+
    • 250 - 999 employees
    • London, England

    Altkom Software & Consulting, founded in 1998, is a software development company headquartered in Warsaw, Poland, with an additional office in Krakow, Poland. They specialize in custom software development, web development, and application management & support. The company has 130+ employees who work with enterprise, mid-market, and small businesses. The businesses they serve are mostly in the financial services industry. 
     

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    Clients

    • BNP Paribas

    Industries

  • 24
    (11 Reviews) 4.7
    • Timeliness

      4.3
    • Service Excellence

      4.8
    • Value

      4.2
    • Would Recommend

      4.9
    • $10,000+
    • 250 - 999 employees
    • London, England

    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.

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    Clients

    • The BBC

    Industries

  • 25
    (50 Reviews) 4.9
    • Timeliness

      4.9
    • Service Excellence

      4.9
    • Value

      4.8
    • Would Recommend

      4.9
    • $10,000+
    • 250 - 999 employees
    • London, England

    TkXel is a mobile app and web development company founded in 2007. With its headquarters in Reston, Va., and an office in Lahore, Pakistan, they have a team of 318 employees. Their services include mobile app development, web development, and custom software development. They primarily serve small and midmarket clients. 

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    Clients

    • ABB

    Industries

  • 26
    (10 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $10,000+
    • 50 - 249 employees
    • Aberdeen, Scotland

    Fabrit Global is a web app development company based in Aberdeen, U.K., with an office in Cluj-Napoca, Romania. The company, founded in 2014, has a team of more than 30 that provides web development and custom software development services. Fabrit Global serves mid-market and small companies in various industries that include financial services, hospitality & leisure, and energy & natural resources.

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    Clients

    • Societe Generale

    Industries

  • 27
    (17 Reviews) 4.8
    • Timeliness

      4.6
    • Service Excellence

      4.7
    • Value

      4.6
    • Would Recommend

      4.9
    • $10,000+
    • 50 - 249 employees
    • London, England

    BGO Software is a Bulgarian software design company that has offices in Sofia, Plovdiv, and London, U.K. Established in 2008, the company employs a team of 73 who specialize in software and mobile app development. 

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    Clients

    • NHS UK - Department of Health, Roche, LabCorp, IQVIA, Curaden, Ampersand Health, BodySpec and many other HealthTech companies.

    Industries

  • 28
    (3 Reviews) 4.8
    • Timeliness

      5.0
    • Service Excellence

      4.8
    • Value

      4.7
    • Would Recommend

      5.0
    • $10,000+
    • 50 - 249 employees
    • London, England
    Influential Software is a software development company. The midsize team is based in London, England; Maidstone, England and Glasgow, Scotland. Their services include Custom Software Development, Web Development, BI & big data consulting & SI, IT managed services, and more.
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    Clients

    • Deloitte

    Industries

  • 29
    (26 Reviews) 4.9
    • Timeliness

      4.9
    • Service Excellence

      4.9
    • Value

      4.5
    • Would Recommend

      4.9
    • $100,000+
    • 1,000 - 9,999 employees
    • London , England

    DataArt is a software engineering firm in München, Germany; Zug, Switzerland; London, England; and New York. Founded in 1997, they have about 3,000 employees that serve mainly midmarket and small-business clients in the financial, healthcare, and IT sectors. Services include custom software development, enterprise app modernization, and UI/UX design.

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    Clients

    • Ocado Technology
    • Metro Markets
    • Nasdaq
    • Invesco

    Industries

  • 30
    (4 Reviews) 4.8
    • Timeliness

      4.6
    • Service Excellence

      4.8
    • Value

      3.8
    • Would Recommend

      5.0
    • $50,000+
    • 1,000 - 9,999 employees
    • London, England

    Pentalog is a large Brașov, Romania-based custom software development company. Established in 1993, the team offers custom software development, IT staff augmentation, e-commerce development, and web development.

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    Clients

    • Adidas

    Industries

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