Top 30 Software Development Companies in London

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Top 30 Software Development Companies in London

The Best of July 2026
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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  • 121

    (22 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $25,000+
    10 - 49 employees
    London, England
    AtraX is a small IT strategy consulting company. The Tirana, Albania-based company was established in 2015. Their services include IT strategy consulting, IT staff augmentation, Custom Software Development, Web Development, and more.
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  • 122

    (21 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $25,000+
    50 - 249 employees
    London, England
    Zentix Soft is an e-commerce development company launched in 2022. Their midsize team is located in Jelgava, Latvia and London, England. The company focuses on E-Commerce Development, Custom Software Development, Artificial Intelligence, and Mobile App Development.
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  • 123

    (16 Reviews) 4.8

    Timeliness

    4.6

    Service Excellence

    4.7

    Value

    4.4

    Would Recommend

    4.8
    $25,000+
    250 - 999 employees
    London, England
    AI Engineering by Grid Dynamics, an IT staff augmentation company, is based in Zug, Switzerland; Wormerveer, Netherlands and London, England. They offer IT staff augmentation, Custom Software Development, and IT strategy consulting and were established in 1999.
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  • 124

    (5 Reviews) 4.5

    Timeliness

    4.6

    Service Excellence

    4.5

    Value

    4.1

    Would Recommend

    4.7
    $100,000+
    10 - 49 employees
    London, England

    Future Platforms is a London based digital agency. Founded in 2000, Future Platforms employs a team of 39 specialists that provide e-commerce,​ ​​​​​​mobile app, and wearable app development.

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    Clients

    Domino’s Pizza

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  • 125

    (12 Reviews) 4.8

    Timeliness

    4.8

    Service Excellence

    4.4

    Value

    4.2

    Would Recommend

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

    Global Talent is an IT firm based in London with more than 50 experts. Since their founding in 2017, they have provided IT staff augmentation, custom software development, and IT strategy consulting solutions for clients ranging from small firms to large companies.

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    Clients

    Vodori

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  • 126

    (12 Reviews) 4.7

    Timeliness

    4.5

    Service Excellence

    4.7

    Value

    4.8

    Would Recommend

    4.8
    $10,000+
    10 - 49 employees
    London, England
    HeadChannel Consulting, a software development company, is based in London, England; Katowice, Poland and New York, New York. The small team provides Custom Software Development, Artificial Intelligence, UX/UI Design, Web Development, and more and was founded in 2004.
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    Clients

    The William Pears Group

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  • 127

    (9 Reviews) 5.0

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.7

    Would Recommend

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

    Lightflows is a website development firm headquartered in Guildford, England and London, England. The small agency was established in 2009. Their services include Web Development, Mobile App Development, UX/UI Design, Custom Software Development, and more.

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    Clients

    HomeViews

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  • 128

    (4 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.6

    Value

    4.4

    Would Recommend

    5.0
    Undisclosed
    50 - 249 employees
    London, England
    Abacus Cambridge Partners, an ERP consulting and SI company, is based in London, England; Dubai, United Arab Emirates; Riyadh, Saudi Arabia and New York, New York. They focus on ERP consulting and SI, BI & big data consulting & SI, Custom Software Development, Call Center Services, and more and were founded in 2017.
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    Clients

    Hafilat Industry LLC

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  • 129

    (7 Reviews) 4.7

    Timeliness

    4.4

    Service Excellence

    4.5

    Value

    4.1

    Would Recommend

    5.0
    $10,000+
    1,000 - 9,999 employees
    London, England
    Xebia is a large cloud consulting & SI company launched in 2001. Their team provides cloud consulting & SI, IT strategy consulting, Custom Software Development, BI & big data consulting & SI, and more. The agency is in Wrocław, Poland; Rzeszów, Poland; Gdańsk, Poland and Atlanta, Georgia.
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    Clients

    Yell

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  • 130

    (13 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $10,000+
    50 - 249 employees
    London, England
    Turn Up Technologies is an artificial intelligence firm founded in 2021. The midsize Austin, Texas-based team provides Artificial Intelligence, Mobile App Development, Web Development, Custom Software Development, and more.
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  • 131

    (14 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $25,000+
    10 - 49 employees
    London, England
    Journi is a web development company. The small London, England-based agency was founded in 2022. Their team provides Web Development, IT staff augmentation, Custom Software Development, Artificial Intelligence, and more.
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  • 132

    (35 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    5.0
    $1,000+
    50 - 249 employees
    London, England
    Tenet - UI UX Design Agency | Experience Design is an UX design company. The midsize دبي, United Arab Emirates-based team provides UX/UI Design, Web Design, Custom Software Development, Web Development, and more. The firm was launched in 2019.
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    Clients

    Mercedes Gartner G42 Group Balsan

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  • 133

    (14 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    5.0
    $25,000+
    50 - 249 employees
    London, England
    2Base Technologies is a custom software development firm headquartered in London, England; Kochi, India; Dover, Delaware and Hilbert, Australia. The midsize agency was established in 2010. Their services include Custom Software Development, Artificial Intelligence, Mobile App Development, Enterprise App Modernization, and more.
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    Clients

    United Nations

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  • 134

    (11 Reviews) 5.0

    Timeliness

    4.8

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $25,000+
    2 - 9 employees
    London, England

    This is Undefined, a branding firm, is located in London, United Kingdom. The small company was founded in 2018. Their team offers branding, digital strategy, ux/ui design, mobile app development, and more.

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  • 135

    (23 Reviews) 4.6

    Timeliness

    4.5

    Service Excellence

    4.5

    Value

    4.5

    Would Recommend

    4.7
    $5,000+
    50 - 249 employees
    London, England

    Cyber-Duck is a digital agency based in London, England, and was established in 2005. Their team of between 80 and 100 employees offers web design, web development, and mobile app development services.

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    Clients

    Thomas Cook Money

    Industries

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  • 136

    (18 Reviews) 4.8

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

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

    WeUno is a digital agency founded in 2016 in Karachi, Pakistan. Their team of no more than 50 specializes in web development, mobile app development, and social media marketing services for clients in the fields of advertising, IT services, and e-commerce.

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    Clients

    Strapp x University of Michigan

    Industries

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  • 137

    (2 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $25,000+
    10 - 49 employees
    London, England
    Established in 2019, 27 Nerds is a website development company. Based in Ivano-Frankivs'k, Ukraine; London, England and Wrocław, Poland, their small team specializes in Web Development, UX/UI Design, Web Design, Custom Software Development, and more.
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    Industries

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  • 138

    (13 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    4.8

    Value

    4.8

    Would Recommend

    4.9
    $25,000+
    250 - 999 employees
    London , England

    RNDpoint (former PST Labs) is a London-based development firm. The team of over 50 provides mobile app, custom software and web development services. Founded in 2014, they primarily serve enterprise businesses in the financial services industry.

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    Clients

    First Abu Dhabi Bank Basis Bank FICO TeraData

    Industries

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  • 139

    (4 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    4.9

    Value

    5.0

    Would Recommend

    4.9
    $10,000+
    10 - 49 employees
    London, England
    IT Dev Staff is a software development firm. They focus on Custom Software Development, Web Development, Mobile App Development, E-Commerce Development, and more and were launched in 2016. The agency is headquartered in London, England.
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  • 140

    (4 Reviews) 4.6

    Timeliness

    4.5

    Service Excellence

    4.6

    Value

    4.3

    Would Recommend

    4.8
    $25,000+
    50 - 249 employees
    London, England
    Software development company The Lightning Group was established in 2015. Their midsize team is in London, England. The Lightning Group focuses on Custom Software Development, Web Development, UX/UI Design, Mobile App Development, and more.
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  • 141

    (5 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.8

    Value

    4.5

    Would Recommend

    5.0
    $10,000+
    250 - 999 employees
    London, England
    Launched in 2017, Distributed is a custom software development firm. The midsize team provides Custom Software Development, Mobile App Development, IT staff augmentation, and Application Management & Support. The firm is located in London, England.
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    Clients

    Providence Group

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  • 142

    (2 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    Undisclosed
    10 - 49 employees
    London, England

    Tilde Loop is a small software development firm launched in 2019. Their team specializes in custom software development, web development, and other application development. The firm is headquartered in London, United Kingdom.

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    Clients

    The Lowdown

    Industries

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  • 143

    (22 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

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

    Mifort is a web development firm. Founded in 2015, the team focuses on web development and mobile app development. Their small company is Tallinn, Estonia-based.

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  • 144

    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    1,000 - 9,999 employees
    London, England
    Room 8 Group, an app development firm, was founded in 2011. They specializes in Mobile App Development and Custom Software Development.
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  • 145

    (6 Reviews) 4.9

    Timeliness

    4.6

    Service Excellence

    4.8

    Value

    4.7

    Would Recommend

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

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  • 146

    (17 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $10,000+
    10 - 49 employees
    London, England
    KeyToTech is an application development company located in London, England; L'viv, Ukraine and London, England. The small company was launched in 2017. Their team provides Mobile App Development, Artificial Intelligence, Custom Software Development, Generative AI, and more.
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    Clients

    Meest Post UAMentalHelp Cranberry Apps Flitsboek

    Industries

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  • 147

    (10 Reviews) 4.9

    Timeliness

    4.5

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    5.0
    $10,000+
    10 - 49 employees
    London, England
    Launched in 2007, SOTechnology is an AI Agents company. Their small team is based in London, England and Lafayette Hill, Pennsylvania. Their services include AI Agents, Artificial Intelligence, Custom Software Development, Digital Strategy, and more.
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    Clients

    bakerdays

    Industries

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  • 148

    (4 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

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

    200OK Solutions is a mobile app development firm based in Ahmedabad, India. Founded in 2009, their team of 30 serves clients in the hospitality, transportation, and dental sectors. Services include custom software development and web design.

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    Clients

    My Manu

    Industries

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  • 149

    (2 Reviews) 4.8

    Timeliness

    5.0

    Service Excellence

    4.8

    Value

    4.5

    Would Recommend

    4.8
    $5,000+
    10 - 49 employees
    London, England
    KingIT Solutions is a Blockchain company. Their small team is located in London, England. Their services include Blockchain and Custom Software Development. The company was established in 2014.
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  • 150

    (8 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

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

    Looming Tech, an app development company, is located in Sofia, Bulgaria and London, United Kingdom. The agency offers mobile app development, web development, custom software development, e-commerce development, and more and has a small team.The agency was founded in 2020.

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    Clients

    Lyst (http://lyst.co.uk/) Which (http://which.co.uk/) Imray Laurie Norie & Wilson (http://imray.com/) Hintsa (https://www.hintsa.com/)

    Industries

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