Contra is a London based

Web Development Agency.

We transform companies with the power of always connected data rich web applications.  

We’re trusted by the biggest companies in the world, so feel safe with us.

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  • Cadbury
  • Childnet Digital Leaders Programme
  • Design Museum
  • Jo Parker
  • Liquid Capital
  • Ravensbourne
  • St Martin in the Fields
  • Square Enix
  • RedBull
  • University of Cambridge
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Websites, apps and more.


If we can save you and your team an hour a day, how much is that worth? If we can increase the accuracy of information, reduce the human error and speed up access, what could you achieve? If your customers could interact with your systems directly, how much would you sell?

We transform companies with the power of always connected data rich web applications. CRM integrations, web applications or native mobile apps.

Breakfree of the spreadsheet, connect up the systems, stop wasting time and let’s build that app.

Image of Not sure how to solve your problem?  We can help.

Not sure how to solve your problem?  We can help.


Do you have a lot of legacy systems that don’t play well together? Or processes that require a lot of manual work? Maybe your offering could be enhanced with a digital product?

We can help you figure out your requirements and advise on what can be done off the shelf and what needs a bespoke app. We’ll define user personas and user stories, map user flows and even wireframe so that you can have a clear idea of what is needed.

Image of An agile approach to web development.

An agile approach to web development.


We’ve been building web based applications for over 20 years and know how to get it done.

We develop using the agile methodology. We collaborate with you to discover all of the things your web application needs to do. This ensures that the application meets your business needs. We give you regular demos of progress. Code is tested and reviewed as we go. Overall, this process produces robust feature rich applications.

Call Sally Let’s talk

If you have a project in mind or a digital conundrum to solve, fill in the form below or call us on +44 (0)20 8293 7740

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Everyday we create web applications websites that drive sales platforms that transform web applications engaging social media content that engages inbound marketing that works

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