Top 30 Software Development Companies in London

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Top 30 Software Development Companies in London

The Best of December 2025
The right custom software can give a struggling or growing business the edge it needs. Different kinds of custom software exist for all kinds of functions, such as enterprise resource planning solutions, customer relationship management systems, and content management systems. 
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List of the Best London Software Development Firms

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  • 391

    (6 Reviews) 4.9

    Timeliness

    4.5

    Service Excellence

    4.8

    Value

    4.3

    Would Recommend

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

    Box UK is an enterprise software development company based in Cardiff, UK, with an office in London. The company, founded in 1998, has more than 50 employees who provide, among others, custom software development, web development, and enterprise app modernization services to various businesses. 

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    OKdo.com

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  • 392

    (0 Reviews)

    Not yet reviewed.

    $10,000+
    50 - 249 employees
    London, England
    Waste Creative, a custom software development firm, was founded in 2006. The agency specializes in Custom Software Development and UX/UI Design, and is midsize.
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  • 393

    (17 Reviews) 5.0

    Timeliness

    4.7

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

    5.0
    $50,000+
    10 - 49 employees
    London, England
    Blank Space is an user experience company. The small Mississauga, Canada-based agency was founded in 2014. Their team offers UX/UI Design, Mobile App Development, Low/No Code Development, Custom Software Development, and more.
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    Dunkin'

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  • 394

    (0 Reviews)

    Not yet reviewed.

    $25,000+
    50 - 249 employees
    City of London, England
    Opus Technology is a Cybersecurity company. The company is in Reigate, England and City of London, England. Their services include Cybersecurity and IT managed services.
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    Which? The consumer champion All Saints Fred Olsen Dignity Funerals PLC

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  • 395

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    2 - 9 employees
    London, England
    Cypher Digital is a software development company in London, England. They specialize in Custom Software Development and UX/UI Design.
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  • 396

    (0 Reviews)

    Not yet reviewed.

    $50,000+
    10 - 49 employees
    London, England
    Digital Detox Ltd is a small custom software development firm founded in 2004. Their services include Custom Software Development and Web Design.
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  • 397

    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    London, England
    Launched in 2024, Hasty Head is a small user experience design agency. Their services include UX/UI Design, Web Design, Web Development, Low/No Code Development, and more. The firm is based in London, England.
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  • 398

    (0 Reviews)

    Not yet reviewed.

    $10,000+
    10 - 49 employees
    London, England
    SHIIFT Training is an AR/VR development company. Their small team of employees is headquartered in Houston, Texas and London, England. Their team offers AR/VR development and Video Production.
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  • 399

    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    London, England
    Launched in 2006, Design Direct UK, a small web development firm, is headquartered in London, England. Their services include Web Development and Mobile App Development.
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  • 400

    (0 Reviews)

    Not yet reviewed.

    $10,000+
    50 - 249 employees
    London, England
    Midsize web development firm Reading Room, is headquartered in London, England and Bristol, England. Their services include Web Development and UX/UI Design.
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    Industries

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  • 401

    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    London, England
    Metamindz UK, a software development company and web development company, is located in London, England. They focus on Custom Software Development and Web Development.
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  • 402

    (6 Reviews) 4.8

    Timeliness

    4.5

    Service Excellence

    4.8

    Value

    4.7

    Would Recommend

    4.8
    $10,000+
    10 - 49 employees
    London, England

    The Sound Pipe Media is an app development firm founded in 2009. Based in London, the team of 6 specializes in mobile app development and UX/UI design. They mainly focus on serving the advertising and marketing, entertainment, and business services industries. 

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    Clients

    Sunseeker

    Industries

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  • 403

    (0 Reviews)

    Not yet reviewed.

    $75,000+
    50 - 249 employees
    London, England
    MagiClick Digital is an UX design company. They were founded in 1996 and provide UX/UI Design and Web Development.
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  • 404

    (0 Reviews)

    Not yet reviewed.

    $10,000+
    50 - 249 employees
    Centennial Court, England
    MSBC Group is a software development company established in 2002. The team provides Custom Software Development and IT strategy consulting.
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  • 405

    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Slough, England
    Custom software development firm TBMS Taxi and Chauffeurs Dispatch System offers Custom Software Development and IT managed services. They are based in High Wycombe, England and Slough, England.
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    Industries

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  • 406

    (0 Reviews)

    Not yet reviewed.

    $25,000+
    10 - 49 employees
    London, England
    Custom software development company Stackworx is headquartered in Pretoria, South Africa and London, England. Founded in 2015, the team provides Custom Software Development.
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  • 407

    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    250 - 999 employees
    London, England
    Web development company Team In India was launched in 2002. The team specializes in Web Development and Mobile App Development.
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    Industries

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  • 408

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    London, England
    Founded in 2018, Nodlays is a small London, England-based CRM consulting and SI company. Their team specializes in CRM consulting and SI and Custom Software Development.
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    Industries

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  • 409

    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    London, England
    Dogantech LTD is a small London, England-based IT strategy consulting company. The team specializes in IT strategy consulting and Custom Software Development.
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    Industries

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  • 410

    (0 Reviews)

    Not yet reviewed.

    $10,000+
    10 - 49 employees
    London, England
    JAPCO is a software development company launched in 2021. Their services include Custom Software Development and Mobile App Development.
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  • 411

    (1 Reviews) 5.0

    Timeliness

    4.5

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    London, England

    EastSons' Technologies is a software development firm. They are located in Noida, India; London, United Kingdom and Burnaby, Canada and have a small team that focuses on custom software development, branding, e-commerce development, mobile app development, and more. The firm was launched in 2014.

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    Industries

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  • 412

    (30 Reviews) 4.7

    Timeliness

    4.7

    Service Excellence

    4.7

    Value

    4.3

    Would Recommend

    4.8
    $50,000+
    2 - 9 employees
    London, England

    Arch is an application development company. The small Gateshead, England-based firm was founded in 2005. Their services include Mobile App Development, Web Development, Web Design, UX/UI Design, and more.

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    Clients

    Nestle NHS England Dreamworks Findr

    Industries

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  • 413

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    2 - 9 employees
    London, England
    Located in London, England, The Random Stuff is an user experience design company. They offer UX/UI Design and Mobile App Development.
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    Clients

    Our Training Department

    Industries

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  • 414

    (15 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.5

    Would Recommend

    5.0
    Undisclosed
    250 - 999 employees
    London, England
    App development firm Holycode was launched in 2014. Located in Beograd, Serbia; Novi Sad, Serbia; Niš, Serbia and Binningen, Switzerland, their midsize team provides Mobile App Development, Application Management & Support, ERP consulting and SI, Custom Software Development, and more.
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    Industries

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  • 415

    (8 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    2 - 9 employees
    London, England
    Web development company Deutrix was founded in 2019. Their small team is located in Novi Sad, Serbia and London, England. Deutrix offers Web Development, Custom Software Development, Web Design, and Artificial Intelligence.
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    Industries

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  • 416

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    London, England
    Founded in 2003, Atlas by ClearPeople is an unified communications consulting & SI company. The team offers unified communications consulting & SI and Custom Software Development.
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    Industries

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  • 417

    (10 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.8

    Value

    4.1

    Would Recommend

    5.0
    $25,000+
    10 - 49 employees
    London, England

    Founded in 2014, Deeper Insights is a London based machine learning and data science consultancy. With another office in Portugal, their team of 10 specialize in artificial intelligence, big data consulting, custom software development, and business consulting. Their mid market and enterprise clients are primarily in the advertising, consumer products, financial services, and health care industries. 

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    Clients

    Smith and Nephew

    Industries

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  • 418

    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    London, England
    Dashro Solutions is a software development company. They offer Custom Software Development and Application Management & Support and are in London, England.
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    Industries

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  • 419

    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    London, England
    Coremaker is a custom software development company. The London, England-based team specializes in Custom Software Development and UX/UI Design.
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  • 420

    (0 Reviews)

    Not yet reviewed.

    $25,000+
    2 - 9 employees
    London, England
    Software development firm fusecup.co was established in 2022. The team provides Custom Software Development and Web Design.
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    Industries

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