Top 100 Software Development Companies in the United Kingdom

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Top 100 Software Development Companies in the United Kingdom

The Best of May 2026
Software development is essential in the modern world and continues to expand. All companies require an online presence, and establishing an attractive space on the internet is the initial move to remain competitive. 
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List of the Best United Kingdom Software Developers

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  • 31

    (43 Reviews) 4.7

    Timeliness

    4.7

    Service Excellence

    4.7

    Value

    4.8

    Would Recommend

    4.8
    $10,000+
    250 - 999 employees
    London, England
    SoftProdigy is a Sahibzada Ajit Singh Nagar, India-based software development firm. The agency specializes in Custom Software Development, Mobile App Development, Artificial Intelligence, cloud consulting & SI, and more and is midsize.The agency was launched in 2006.
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    Clients

    Deloitte

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  • 32

    (35 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 business intelligence company. The large North Miami Beach, Florida-based team offers BI & big data consulting & SI, Artificial Intelligence, Custom Software Development, cloud consulting & SI, and more. The agency was founded in 2002.
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    Clients

    Bosch Siemens eBay Total Energies

    Industries

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  • 33

    (22 Reviews) 4.7

    Timeliness

    4.7

    Service Excellence

    4.8

    Value

    4.4

    Would Recommend

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

    Founded in 2015, Transparity is a cloud consulting & SI company. The midsize London, England-based team offers cloud consulting & SI, IT managed services, Custom Software Development, Artificial Intelligence, and more.

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    Clients

    Apex NSPCC NHS Lush

    Industries

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  • 34

    (101 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
    Vention is an IT staff augmentation company. Their large team is in New York, New York; London, England; Marietta, Georgia and San Francisco, California. The company focuses on IT staff augmentation, Custom Software Development, Web Development, Mobile App Development, and more. The company was launched in 2002.
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    Clients

    IBM PayPal pwc IC Markets

    Industries

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  • 35

    (89 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    4.9
    $5,000+
    250 - 999 employees
    Manchester, England

    Infograins Software Solutions is a midsize Blockchain company launched in 2011. Their team offers Blockchain, Artificial Intelligence, Custom Software Development, Mobile App Development, and more. The firm is headquartered in New York, New York; Indore, India; London, England and Barangaroo, Australia.

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  • 36

    (18 Reviews) 4.8

    Timeliness

    4.6

    Service Excellence

    4.7

    Value

    4.6

    Would Recommend

    4.9
    $10,000+
    50 - 249 employees
    London, England
    Based in Sofia, Bulgaria and London, England, BGO Software - The Digital Health Lab is a custom software development firm. The midsize company was founded in 2008. Their services include Custom Software Development, IT strategy consulting, IT managed services, Mobile App Development, and more.
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    Clients

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

    Industries

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  • 37

    (21 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

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

    Old.St Labs is a London, England-based custom software development firm. Founded in 2020, the midsize team specializes in Custom Software Development, Web Development, Mobile App Development, and Artificial Intelligence.

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    Clients

    Mariana UFP The Military App Allegr East Care

    Industries

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  • 38

    (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 is a Warszawa, Poland-based custom software development firm. They specialize in Custom Software Development, Mobile App Development, Enterprise App Modernization, and cloud consulting & SI and were launched in 2000.
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    Clients

    BNP Paribas

    Industries

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  • 39

    (23 Reviews) 5.0

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

    5.0
    $50,000+
    10 - 49 employees
    Edinburgh, Scotland
    Zudu, a software development firm, was founded in 2014. They are headquartered in Edinburgh, Scotland and have a small team. Their services include Custom Software Development, Artificial Intelligence, Mobile App Development, and Digital Strategy.
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    Clients

    NHS

    Industries

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  • 40

    (20 Reviews) 4.8

    Timeliness

    4.8

    Service Excellence

    4.8

    Value

    4.4

    Would Recommend

    4.9
    $50,000+
    10 - 49 employees
    Sarratt, England
    Custom software development firm Clock Limited was established in 1997. The agency offers Custom Software Development, Mobile App Development, UX/UI Design, and Web Development and has a small team. The agency is headquartered in Sarratt, England and London, England.
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    Clients

    Riot Games Mythical Society Hearst International Tennis Federation

    Industries

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  • 41

    (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 London, England-based software development firm. The midsize team focuses on Custom Software Development, Web Development, BI & big data consulting & SI, IT managed services, and more and was founded in 1993.
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    Clients

    Deloitte

    Industries

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  • 42

    (97 Reviews) 4.7

    Timeliness

    4.6

    Service Excellence

    4.6

    Value

    4.6

    Would Recommend

    4.7
    $1,000+
    1,000 - 9,999 employees
    London, England
    AI Consulting company Dotsquares is based in London, England; Mount Waverley, Australia; Albourne, England and Jaipur, India. The large team provides AI Consulting, Web Development, Mobile App Development, E-Commerce Development, and more. The firm was established in 2002.
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    Clients

    Ericsson

    Industries

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  • 43

    (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
    Software development firm DataArt is located in New York, New York; Zug, Switzerland; London , England and München, Germany. Established in 1997, the large team provides Custom Software Development, IoT development, Artificial Intelligence, BI & big data consulting & SI, and more.
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    Clients

    Ocado Technology Metro Markets Nasdaq Invesco

    Industries

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  • 44

    (28 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    5.0

    Would Recommend

    5.0
    $10,000+
    1,000 - 9,999 employees
    London, England
    Devsinc is a San Jose, California-based web development firm. The large team focuses on Web Development, Mobile App Development, AR/VR development, Custom Software Development, and more. The company was founded in 2009.
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    Clients

    Xiaomi Levis Al-Jouf (JADCO) Al Rajhi Bank (Saudia Arabia)

    Industries

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  • 45

    (24 Reviews) 4.8

    Timeliness

    4.7

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

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

    Supercharge is a digital production firm that is headquartered in Budapest, Hungary with a second office in London. Founded in 2010, Supercharge's team of more than 100 employees specializes in web and mobile app development. The firm also offers UI/UX design services to its clients.  

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    Industries

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  • 46

    (22 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.8

    Value

    4.8

    Would Recommend

    4.9
    $50,000+
    50 - 249 employees
    Edinburgh, Scotland
    Located in Dnipro, Ukraine and Edinburgh, Scotland, Clockwise Software is a midsize software development firm. They specialize in Custom Software Development, Artificial Intelligence, and IT managed services and were founded in 2014.
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    Clients

    Johnson & Johnson

    Industries

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  • 47

    (40 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.7

    Would Recommend

    4.9
    $250,000+
    1,000 - 9,999 employees
    Belfast, Northern Ireland
    Launched in 2009, unosquare, LLC is a custom software development firm. The agency specializes in Custom Software Development, IT staff augmentation, Digital Engineering, UX/UI Design, and more and has a large team. The agency is in Portland, Oregon; Guadalajara, Mexico and Belfast, Northern Ireland.
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    Clients

    Axos Financial, Green Dot Bank, GTreasury, G2 Risk Solutions and Blue Owl Private Equity Stitch Fix and IDX Harvard and McGraw Hill Athena Health and Foundation Medicine

    Industries

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  • 48

    (22 Reviews) 4.8

    Timeliness

    4.8

    Service Excellence

    4.7

    Value

    4.6

    Would Recommend

    4.7
    $10,000+
    50 - 249 employees
    Manchester, England

    Launched in 2009, Digica is an artificial intelligence firm. Their midsize team is located in Manchester, England; Łódź, Poland; San Jose, California and Berlin, Germany. Their team offers Artificial Intelligence, Custom Software Development, and AI Consulting.

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    Clients

    LEGO

    Industries

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  • 49

    (21 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

    4.9
    $10,000+
    10 - 49 employees
    London, England
    FocusReactive is a website development company established in 2019. The agency specializes in Web Development, Custom Software Development, and E-Commerce Development and has a small team. The agency is located in Amsterdam, Netherlands; London, England and Warszawa, Poland.
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    Clients

    EasyPark Arrive RealThread

    Industries

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  • 50

    (10 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    5.0
    $10,000+
    10 - 49 employees
    London, England
    Format-3 is a small user experience agency launched in 2023. Their services include UX/UI Design, Custom Software Development, Digital Strategy, and Web Development. The company is based in London, England and Nashville, Tennessee.
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    Clients

    Natural History Museum Alpiq Scottish Power Majid al Futtaim

    Industries

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  • 51

    (35 Reviews) 4.7

    Timeliness

    4.6

    Service Excellence

    4.7

    Value

    4.6

    Would Recommend

    4.7
    $10,000+
    250 - 999 employees
    London, England
    Founded in 2000, Instinctools is a midsize big data analytics company based in Stuttgart, Germany; Warszawa, Poland; Mississauga, Canada and Wilmington, Delaware. Their services include BI & big data consulting & SI, IT staff augmentation, Custom Software Development, Web Development, and more.
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    Clients

    Daimler Fujitsu Nostrum SpexAI

    Industries

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  • 52

    (41 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    London, England

    Based in London, United Kingdom, Goodspeed is a website development firm. The small firm was founded in 2022. Their services include web development, custom software development, and mobile app development.

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    Industries

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  • 53

    (15 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.8

    Value

    4.7

    Would Recommend

    4.6
    $50,000+
    50 - 249 employees
    London, England
    Sigli, an IT strategy consulting company, is located in Antwerpen, Belgium; Vilnius, Lithuania; London, England and Amsterdam, Netherlands. The midsize agency was founded in 2015. Their services include IT strategy consulting, Custom Software Development, Low/No Code Development, IT staff augmentation, and more.
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    Clients

    Sensotec NV

    Industries

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  • 54

    (24 Reviews) 4.8

    Timeliness

    4.5

    Service Excellence

    4.6

    Value

    4.4

    Would Recommend

    4.9
    $50,000+
    250 - 999 employees
    London, England
    Opinov8 Digital and Engineering Solutions, an AI Consulting company, was launched in 2017. The midsize London, England-based team provides AI Consulting, Artificial Intelligence, cloud consulting & SI, AI Agents, and more.
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    Clients

    Fortune 500 Companies Renault Swisscom McDonald's

    Industries

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  • 55

    (83 Reviews) 4.8

    Timeliness

    4.7

    Service Excellence

    4.7

    Value

    4.6

    Would Recommend

    4.8
    $25,000+
    250 - 999 employees
    London, England
    Headquartered in Houston, Texas; Red Deer, Canada; Newark, California and New York, New York, TekRevol is a mobile application development firm. Launched in 2018, the midsize team focuses on Mobile App Development, IT staff augmentation, Custom Software Development, Web Development, and more.
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    Industries

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  • 56

    (5 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.8

    Value

    4.4

    Would Recommend

    4.7
    $25,000+
    1,000 - 9,999 employees
    St Albans, England
    FCamara is an user experience agency. Their large team is in São Paulo, Brazil; Leiria, Portugal; St Albans, England and Dubai, United Arab Emirates. Their services include UX/UI Design, IT strategy consulting, cloud consulting & SI, IT staff augmentation, and more. The firm was founded in 2006.
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    Clients

    Farfetch IPSOS Elfa Group BTG Pactual

    Industries

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  • 57

    (25 Reviews) 4.8

    Timeliness

    4.8

    Service Excellence

    4.8

    Value

    4.8

    Would Recommend

    4.9
    $5,000+
    50 - 249 employees
    LONDON, England

    ZOONDIA is a software development company based in Kazhakkoottam, India; Kozhikode, India; Dubai, United Arab Emirates and Miami, Florida. Established in 2008, the midsize team provides Custom Software Development, Web Development, Mobile App Development, IoT development, and more.

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    Industries

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  • 58

    (45 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    4.9
    $25,000+
    50 - 249 employees
    London, England
    Synergy Labs is an app development firm. Their midsize team is in Hollywood, Florida; Miami, Florida; New York, New York and Dubai, United Arab Emirates and provides Mobile App Development, Custom Software Development, Artificial Intelligence, Generative AI, and more. The firm was launched in 2020.
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    Industries

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  • 59

    (49 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    4.9
    $25,000+
    10 - 49 employees
    Bromley, England
    Goodface agency is an user experience company headquartered in Kyiv, Ukraine and Bromley, England. The small team offers UX/UI Design, Custom Software Development, Web Development, Web Design, and more and was launched in 2016.
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    Clients

    Magnetiq Bank 365 Games Corefy KARL STORTZ

    Industries

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  • 60

    (3 Reviews) 5.0

    Timeliness

    4.8

    Service Excellence

    5.0

    Value

    4.8

    Would Recommend

    5.0
    $25,000+
    10 - 49 employees
    London, England
    Totally.Tech is a custom software development company founded in 2000. The agency offers custom software development, enterprise app modernization, mobile app development, and application management & support and has a small team. The agency is headquartered in London, United Kingdom.
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    Clients

    Start Up Loans (British Business Bank)

    Industries

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