Top 100 Google App Engine (GAE) Developers in London

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Top 100 Google App Engine (GAE) Developers in London

The Best of November 2026

Looking for a top Google App Engine web app developer in London?

Google App Engine is best for scaling web apps. For example, if you launch an app and 100 people use it the first day but 1000 use it the second day, Google App Engine automatically allocates resources to meet this demand. 

Jump to Most Reviewed Companies

List of the Best London Google App Engine Web App Developers

  • 31
    (42 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
    Itransition is a large ERP consulting and SI company established in 1998. Their services include ERP consulting and SI, Custom Software Development, CRM consulting and SI, Artificial Intelligence, and more. The agency is based in Decatur, Georgia; London, England; Vilnius, Lithuania and Warszawa, Poland.
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    Clients

    Expedia

    Industries

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  • 32
    (17 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.5

    Would Recommend

    5.0
    $25,000+
    50 - 249 employees
    London, England
    Applifting is a custom software development company established in 2014. The midsize Prague, Czech Republic-based team offers Custom Software Development, Artificial Intelligence, Generative AI, Enterprise App Modernization, and more.
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    Clients

    Adidas

    Industries

  • 33
    (10 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

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

    AppDrawn is a software solutions company founded in 1999. Their headquarters are in London and they have a second office in Barcelona. Across these 2 locations, they have a team of a dozen staff that do custom software development, web development, and mobile app development for small and medium-size businesses.

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    Clients

    Aspire

    Industries

  • 34
    (23 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    5.0
    $10,000+
    10 - 49 employees
    London, England
    Based in London, England; Plymouth, England; Edinburgh, Scotland and Manchester, England, Coreblue is a custom software development firm. The small team offers Custom Software Development, Mobile App Development, IT strategy consulting, Low/No Code Development, and more. The agency was established in 2015.
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    Clients

    Bank of Kigali Executive Nexus ProConvey

    Industries

  • 35
    (121 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    4.9
    $25,000+
    250 - 999 employees
    London, England
    Suffescom Solutions Inc, an AI firm, was founded in 2013. The midsize Sahibzada Ajit Singh Nagar, India-based team specializes in Artificial Intelligence, Mobile App Development, Blockchain, and Custom Software Development.
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    Clients

    Morgan Elliott Justin Boateng

    Industries

  • 36
    (21 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    London, England
    Ozeito is an UX company. Their small team is located in London, England and Faisalabad, Pakistan. The agency provides UX/UI Design, Mobile App Development, Custom Software Development, Web Development, and more.
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    Industries

  • 37
    (12 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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    Industries

  • 38
    (11 Reviews) 4.8

    Timeliness

    4.6

    Service Excellence

    4.8

    Value

    4.7

    Would Recommend

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

    Steadfast Collective is a custom software development company established in 2014. The small team focuses on custom software development, web development, and e-commerce development. The agency is located in London, United Kingdom.

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    Clients

    National Caravan Council

    Industries

  • 39
    (17 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    4.9
    $25,000+
    50 - 249 employees
    London, England
    Website development firm Deeep was established in 2009. The midsize team provides Web Development, Custom Software Development, UX/UI Design, Low/No Code Development, and more. The firm is headquartered in London, England and Dubai, United Arab Emirates.
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    Clients

    Societe Generale Group Emirates NBD Bank SBI Bank 24AI & 24ORM

    Industries

  • 40
    (44 Reviews) 4.8

    Timeliness

    4.8

    Service Excellence

    4.8

    Value

    4.8

    Would Recommend

    4.9
    $1,000+
    50 - 249 employees
    London, England
    Mindrops is a midsize Delhi, India-based custom software development firm. They specialize in Custom Software Development, Web Development, Mobile App Development, UX/UI Design, and more and were founded in 2016.
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    Clients

    India Post Unilever UNDP India Barbeque Nation

    Industries

  • 41
    (23 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $10,000+
    50 - 249 employees
    London, England
    Founded in 2020, Old.St Labs is an AI company. The midsize team provides Artificial Intelligence, Custom Software Development, Web Development, and Mobile App Development. The firm is based in London, England.
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    Clients

    Mariana UFP The Military App Allegr East Care

    Industries

  • 42
    (16 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    5.0
    $10,000+
    10 - 49 employees
    London, England
    In Kyiv, Ukraine; València, Spain and London, England, Trembit is a custom software development firm. The small firm was established in 2009. Their team specializes in Custom Software Development, Artificial Intelligence, AI Consulting, Mobile App Development, and more.
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    Clients

    Red5Pro.com Webprax Learnster Sirius

    Industries

  • 43
    (11 Reviews) 4.8

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.6

    Would Recommend

    4.9
    $25,000+
    10 - 49 employees
    London, England
    Bit Zesty is a small Application Management & Support company. Based in London, England, the firm was founded in 2009. Their team focuses on Application Management & Support, Custom Software Development, E-Commerce Development, Web Development, and more.
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    Clients

    Oxford Medical Simulation

    Industries

  • 44
    (19 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.8

    Value

    4.8

    Would Recommend

    4.9
    $10,000+
    250 - 999 employees
    London, England
    SENLA is a midsize software development company. Located in Warszawa, Poland; London, England and Zagreb, Croatia, the agency was established in 2012. Their team focuses on Custom Software Development, Web Development, Mobile App Development, Blockchain, and more.
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    Clients

    Abbott BOSCH KPMG Western Union

    Industries

  • 45
    (15 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    5.0
    $25,000+
    50 - 249 employees
    London, England
    Impressit is a Generative AI company founded in 2018. The midsize team focuses on Generative AI, Custom Software Development, and Artificial Intelligence. The firm is located in London, England; L'viv, Ukraine and Warszawa, Poland.
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    Clients

    Shell

    Industries

  • 46
    (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

    Industries

  • 47
    (38 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    5.0

    Would Recommend

    5.0
    $25,000+
    50 - 249 employees
    London, England
    Uvik Software is a midsize IT staff augmentation company. In London, England; Kraków, Poland; Praha 8, Czech Republic and Tallinn, Estonia, the agency was established in 2015. Their team focuses on IT staff augmentation, BI & big data consulting & SI, Artificial Intelligence, and Custom Software Development.
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    Clients

    Drakontas LLC Community Connect Labs Vodafone Simple Legal (OnIt)

    Industries

  • 48
    (14 Reviews) 5.0

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

    5.0
    $10,000+
    10 - 49 employees
    London, England
    Founded in 2018, Hiyield is a web design agency. Their small team is headquartered in London, England; Truro, England and Bristol, England. Their team offers Web Design, UX/UI Design, Custom Software Development, Web Development, and more.
    Read More

    Industries

  • 49
    (36 Reviews) 4.7

    Timeliness

    4.6

    Service Excellence

    4.7

    Value

    4.6

    Would Recommend

    4.7
    $10,000+
    250 - 999 employees
    London, England
    Instinctools is a midsize software development company established in 2000. Their team provides Custom Software Development, Artificial Intelligence, BI & big data consulting & SI, Mobile App Development, and more. The company is headquartered in Stuttgart, Germany; Warszawa, Poland; Mississauga, Canada and Wilmington, Delaware.
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    Clients

    Daimler Fujitsu Nostrum SpexAI

    Industries

  • 50
    (30 Reviews) 4.7

    Timeliness

    4.7

    Service Excellence

    4.7

    Value

    4.3

    Would Recommend

    4.9
    $250,000+
    50 - 249 employees
    London, England
    Software development company Waracle was founded in 2004. They are based in London, England; Dundee, Scotland; Edinburgh, Scotland and Glasgow, Scotland and have a midsize team. Their services include Custom Software Development, Mobile App Development, Artificial Intelligence, Web Development, and more.
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    Clients

    Virgin Money

    Industries

  • 51
    (18 Reviews) 4.8

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

    4.9
    $10,000+
    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

  • 52
    (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

    Industries

  • 53
    (20 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.7

    Would Recommend

    4.9
    $25,000+
    50 - 249 employees
    London, England
    Synetec, an AI development company, is located in London, England. They specialize in Artificial Intelligence, AI Consulting, Custom Software Development, and Web Development and were founded in 2009.
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    Clients

    Argentex

    Industries

  • 54
    (15 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

    5.0
    Undisclosed
    50 - 249 employees
    London, England
    Artificial intelligence development company Fourmeta is located in London, England. They specialize in Artificial Intelligence, E-Commerce Development, AI Agents, Custom Software Development, and more and were founded in 2017.
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    Industries

  • 55
    (9 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    4.8

    Would Recommend

    4.9
    $10,000+
    2 - 9 employees
    London, England

    Founded in 2017, Lambert Labs is a software development agency that specializes in Python. Their team of fewer than 10 employees is based in London. They also provide web development services and application testing. 

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    Clients

    Accenture

    Industries

  • 56
    (13 Reviews) 4.7

    Timeliness

    4.7

    Service Excellence

    4.7

    Value

    4.3

    Would Recommend

    4.7
    $25,000+
    10 - 49 employees
    London, England

    Theodo UK, founded in 2015, is a consultancy and digital development agency headquartered in London with an additional location in Paris. With a team of over 30 employees, they mainly provide mobile app development, web development, and custom software development services.
     

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    Clients

    Admiral

    Industries

  • 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.

    Read More

    Industries

  • 58
    (12 Reviews) 5.0

    Timeliness

    4.8

    Service Excellence

    5.0

    Value

    4.7

    Would Recommend

    4.9
    $1,000+
    10 - 49 employees
    London, England
    Takeaway Reality is an artificial intelligence firm launched in 2020. Their small team is headquartered in London, England and Zagreb, Croatia. Their services include Artificial Intelligence, Custom Software Development, AR/VR development, AI Consulting, and more.
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    Clients

    Microsoft Ford

    Industries

  • 59
    (27 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.6

    Would Recommend

    5.0
    $75,000+
    50 - 249 employees
    Reigate, England
    Sonin is an application development firm. They are located in Reigate, England; Edinburgh, Scotland and Paris, France and have a midsize team. The company focuses on Mobile App Development, Custom Software Development, Artificial Intelligence, UX/UI Design, and more.
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    Clients

    Alpine Belle Hutt The British Museum Caterpillar

    Industries

  • 60
    (16 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    London, England
    Novumlogic Technologies Pvt Ltd is a small London, England-based software development company. They specialize in Custom Software Development, Mobile App Development, and Artificial Intelligence and were founded in 2016.
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    Clients

    Reaction Group

    Industries

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