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24th May

Senior Backend Engineer

Fully Remote, UK
Up to £90,000pa (doe)
  • Gain exposure to the Crypto space. 
  • Work on an API that gets over 400 million calls per day from 5 million unique users. 
  • Fully Remote opportunity. 

Do you want to work for a global leader in digital asset data providing institutional and retail investors with real-time and historical data spanning 5,000 coins and 250,000 currency pairs. By aggregating and analysing tick data from globally recognised exchanges and seamlessly integrating multiple datasets, they offer a comprehensive, granular overview of the market across trade, order book, historical, social and blockchain data.

What you'll be doing:

They are looking for a Senior Engineer to join their data API & Streaming engineering team, working closely with their Chief Technical Officer and Senior Product Managers. Working on their systems will give you exposure to a high throughput (400 million calls per day from 5 million unique users) API, high throughput websocket based streaming and the ability to directly take feedback & work with users of the system. They are currently undergoing a platform upgrade to provide a range of new data feeds and extended metrics to our users which you would work on in this role - so it is a great time to get involved!

Your day to day will include:

  • Designing and implementing highly available, fault tolerant APIs.
  • Working in close collaboration with infrastructure and data processing teams.
  • Taking ownership of key technology decisions, building for scale and optimising for throughput.
  • Conducting code reviews and continuously look at ways of improving our ways of working.
  • Creating detailed internal documentation for the systems you work on.

What experience you'll need to apply:

They'd love to hear from you if you have expereince in the following - 


  • Backend API service development.
  • Backend Node.js or a strong desire to transition into it.
  • RESTful services.
  • Relational and non-relational database structures (we use Postgres & Redis).

What you'll get in return for your experience:

My client are offering a competitive salary (up to £90,000pa) for this role combined with a great benefits package. Highlights include a Wellness and Training Stipend, disrectionary bonus and more. 

Whats next:

Like the sound of this one? Apply with your CV or get in touch with Gareth to find out more.


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Who's managing this role?

Gareth Hollywell

Gareth Hollywell

— Senior Recruiter Technology (London)

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