Top 100 Application Modernization Companies in London

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Top 100 Application Modernization Companies in London

The Best of April 2024

Looking for a top legacy modernization service in London?

Application modernization companies can help create new business value from existing applications. Finding the right company to partner with, however, can be an overwhelming process. 

Jump to Most Reviewed Companies

List of the Best London Enterprise Application Modernization Services

  • 61
    (0 Reviews)

    Not yet reviewed.

    • $50,000+
    • 50 - 249 employees
    • London, United Kingdom

    Yozu is a midsize custom software development company. The Liverpool, United Kingdom-based company was launched in 2013. Their services include custom software development, mobile app development, enterprise app modernization, and web development.

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    Industries

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  • 62
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 1,000 - 9,999 employees
    • Twickenham, United Kingdom

    Located in Pune, India; West Windsor Township, New Jersey; Bellevue, Washington and Twickenham, United Kingdom, Cybage Software Pvt. Ltd. Is an architectural design company. The large team offers architectural design, IT strategy consulting, CRM consulting and SI, IT managed services, and more. The firm was launched in 1995.

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    Industries

  • 63
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 1,000 - 9,999 employees
    • London, United Kingdom

    Headquartered in Addison, Texas; Bengaluru, India; Hyderabad, India and Gurugram, India, Accolite Digital is a cloud consulting & SI company. The large team offers cloud consulting & SI, cybersecurity, application testing, enterprise app modernization, and more and was established in 2007.

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    Industries

  • 64
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 50 - 249 employees
    • London, United Kingdom
    ONEiO is a cybersecurity company. Their midsize team is based in Helsinki, Finland; London, United Kingdom; Oberursel (Taunus), Germany and Atlanta, Georgia. The agency offers cybersecurity, IT managed services, custom software development, enterprise app modernization, and more.
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    Industries

  • 65
    (0 Reviews)

    Not yet reviewed.

    • $5,000+
    • 2 - 9 employees
    • London, United Kingdom
    Application testing company Code Development Ltd. Was established in 1998. Based in London, United Kingdom and , Serbia, their small team provides application testing, custom software development, and enterprise app modernization.
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  • 66
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom
    Software development company DIS Solutions Limited is headquartered in London, United Kingdom. The small team offers custom software development, enterprise app modernization, ECM consulting and SI, web development, and more and was founded in 2020.
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  • 67
    (1 Reviews) 4.5
    • Timeliness

      5.0
    • Service Excellence

      4.5
    • Value

      5.0
    • Would Recommend

      4.5
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom
    VB Intelligence is a cybersecurity company based in Puppalguda, India and Toronto, Canada. The small team focuses on cybersecurity, web design, ux/ui design, graphic design, and more. The company was launched in 2019.
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    Industries

  • 68
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom
    On Tap is an e-commerce development firm. The small London, United Kingdom-based company was established in 2006. Their team focuses on e-commerce development, enterprise app modernization, application management & support, and CRM consulting and SI.
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  • 69
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom

    Established in 2014, Steer73 is a software development company. The firm provides custom software development, mobile app development, web development, enterprise app modernization, and more and has a small team. The firm is based in London, United Kingdom.

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    Industries

  • 70
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom
    Headquartered in London, United Kingdom, Lolly Co is a custom software development firm. Launched in 2019, the small team offers custom software development, enterprise app modernization, digital strategy, business consulting, and more.
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    Industries

  • 71
    (0 Reviews)

    Not yet reviewed.

    • $50,000+
    • 10 - 49 employees
    • London, United Kingdom
    Basalt Technology is a software development company. Their small team is in Sandton, South Africa; Cape Town, South Africa and London, United Kingdom. The firm offers custom software development, enterprise app modernization, web development, and mobile app development.
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    Industries

  • 72
    (0 Reviews)

    Not yet reviewed.

    • $25,000+
    • 250 - 999 employees
    • London, United Kingdom

    Pythian is an IT company based in Ottawa, Canada with offices in San Francisco, New York City, London, Sydney, Australia and Hyderabad, India. Founded in 1997, the team of 400+ specializes in BI and big data consulting and SI, cloud consulting and SI, and IT managed services. They work with midmarket and enterprise clients in the advertising and marketing, financial services, and gaming industries.

     

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    Clients

    • Fox Sports

    Industries

  • 73
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 250 - 999 employees
    • London, United Kingdom

    Specializing in custom software and mobile app development, the 666 employees of DVT Johannesburg provide digital solutions for global clients. Testing and DevOps are also part of the Johannesburg-based team's portfolio. The firm has been in business since 1999.  

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    Clients

    • Nedgroup Investments

    Industries

  • 74
    (0 Reviews)

    Not yet reviewed.

    • $25,000+
    • 250 - 999 employees
    • Harrow, United Kingdom
    Changepond Technologies Private Limited is a midsize Harrow, United Kingdom-based IT strategy consulting company. Established in 2000, the team specializes in IT strategy consulting, IT managed services, custom software development, mobile app development, and more.
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    Industries

  • 75
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 50 - 249 employees
    • London, United Kingdom
    Founded in 2017, invenics is a midsize custom software development firm. Their team focuses on custom software development, web development, mobile app development, digital strategy, and more. The agency is in London, United Kingdom; Ernakulam, India; Toronto, Canada and Gurugram, India.
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    Industries

  • 76
    (13 Reviews) 4.8
    • Timeliness

      4.7
    • Service Excellence

      4.8
    • Value

      4.3
    • Would Recommend

      5.0
    • $10,000+
    • 250 - 999 employees
    • Winnersh, United Kingdom

    Ballard Chalmers is a software development company based just south of London. Founded in 2005, their team provides custom software development, modernisation and integration, as well as support and IT Managed Services.

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    Clients

    • Apex

    Industries

  • 77
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 10 - 49 employees
    • London, United Kingdom
    Launched in 2021, InnovaLab is a small software development firm headquartered in London, United Kingdom. Their services include custom software development, enterprise app modernization, cloud consulting & SI, cybersecurity, and more.
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  • 78
    (0 Reviews)

    Not yet reviewed.

    • $25,000+
    • 50 - 249 employees
    • London, United Kingdom

    Devtech Group is a software development firm. They focus on custom software development, enterprise app modernization, ux/ui design, application management & support, and more and were established in 2012. Their midsize team is located in Novi Sad, Serbia; Beograd, Serbia; Amsterdam, Netherlands and London, United Kingdom.

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    Industries

  • 79
    (0 Reviews)

    Not yet reviewed.

    • $50,000+
    • 10 - 49 employees
    • London, United Kingdom
    Founded in 2004, Digital Detox Ltd is a custom software development firm. They are based in London, United Kingdom and have a small team. The company provides custom software development, web design, digital strategy, and enterprise app modernization.
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  • 80
    (0 Reviews)

    Not yet reviewed.

    • $25,000+
    • 50 - 249 employees
    • Brentford, United Kingdom
    Oursky is a small mobile app development firm and website development company established in 2008. Their team specializes in mobile app development and web development. The agency is located in Kowloon, Hong Kong and Taipei, Taiwan.
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  • 81
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 50 - 249 employees
    • London, United Kingdom
    Hardcastle GIS is an application testing company. Their midsize team is in New York City, New York; Pune, India and London, United Kingdom. The company offers application testing, custom software development, web development, enterprise app modernization, and more. The company was launched in 2011.
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  • 82
    (0 Reviews)

    Not yet reviewed.

    • $50,000+
    • 50 - 249 employees
    • London, United Kingdom

    Vast Dreams is a midsize software development firm. Established in 2020, the agency is headquartered in Sydney, Australia; London, United Kingdom; Ludhiana, India and Mumbai, India. Their services include custom software development, enterprise app modernization, Artificial Intelligence, ERP consulting and SI, and more.

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    Industries

  • 83
    (0 Reviews)

    Not yet reviewed.

    • $25,000+
    • 50 - 249 employees
    • London, United Kingdom
    AMI3GO Ltd is a artificial intelligence firm. Established in 2019, the midsize agency is in Manchester, United Kingdom and London, United Kingdom. Their services include Artificial Intelligence, cloud consulting & SI, custom software development, IT strategy consulting, and more.
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    Industries

  • 84
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom
    E-done is an application development firm. They are headquartered in Zaporizhzhia, Ukraine; New York, New York; Moscow, Russia and London, United Kingdom and have a small team. The firm specializes in mobile app development, blockchain, enterprise app modernization, application management & support, and more.
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    Industries

  • 85
    (6 Reviews) 4.9
    • Timeliness

      4.9
    • Service Excellence

      4.9
    • Value

      4.9
    • Would Recommend

      5.0
    • $25,000+
    • 50 - 249 employees
    • Stevenage, United Kingdom

    LAYOUTindex is a small e-commerce development company. They offer e-commerce development, mobile app development, web development, custom software development, and more and were founded in 2009. The agency is in Madison, Alabama; Paris, France and Colombo, Sri Lanka.

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    Industries

  • 86
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom
    Redfoot is an application development company based in London, United Kingdom and București, Romania. The small company was established in 2019. Their services include mobile app development, web development, enterprise app modernization, custom software development, and more.
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  • 87
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom

    Peru Consulting Ltd, an enterprise app modernization company, was established in 2012. The agency focuses on enterprise app modernization, BI & big data consulting & SI, cloud consulting & SI, application management & support, and more and has a small team. The agency is located in London, United Kingdom.

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    Industries

  • 88
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom
    Small IT staff augmentation company Digital Bricks, is headquartered in London, United Kingdom and Kyiv, Ukraine. Established in 2020, the team offers IT staff augmentation, custom software development, Artificial Intelligence, mobile app development, and more.
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    Industries

  • 89
    (0 Reviews)

    Not yet reviewed.

    • $5,000+
    • 10 - 49 employees
    • London, United Kingdom
    Keypoint Solutions Ltd is a website development company launched in 2021. Located in London, United Kingdom, their small team specializes in web development, IT strategy consulting, cloud consulting & SI, IT managed services, and more.
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  • 90
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom
    Tekalent is a software development firm. Founded in 2021, the small company is in London, United Kingdom. Their team specializes in custom software development, web development, mobile app development, application management & support, and more.
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