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Frontend JavaScript Developer

  • Location: London
  • Salary: £550.00 - £650.00 per day per day
  • Job Type:Contract

Posted about 2 months ago

My Well-known London-based client is looking for an experienced Frontend JavaScript Developer for an ongoing contract. Please see details below:



Frontend JavaScript Developer

6 month rolling contract

Remote / London

£550-£650 p/d

Inside IR35



Key Responsibilities:


The key responsibility for our Javascript Developers is to develop excellent quality software using agile techniques such as Test-Driven Development and Pair Programming, automated, multi-layer testing.

  • Create extremely well crafted front-end web application using ReactJS and Redux
  • Be part of a self-organising and cross functional agile team
  • Champion best practices such as Pair Programming, TDD, Continuous Integration and Continuous Delivery
  • Write resilient code that will be continuously tested, deployed and will perform at scale
  • You will be a leader within the team, helping the team actively improve overall software quality, whilst looking to help the team and fellow team members improve.
  • Contribute to the team's technical direction, tools and processes
  • Responsible for ensuring the website is highly performant, resilient and secure
  • Ensure the website is well maintained and monitored in production



Key Skills:


  • Expert in Javascript, especially React & Redux
  • Previous pair-programming experience and knowledge of TDD/BDD
  • Good experience with back end technologies
  • Experience of typescript and graphql would be desirable
  • Good understanding of and experience with CI tools (Jenkins, Concourse)
  • Experience with optimising web applications in areas such as performance, security and resiliancy
  • You will initiate and actively participate in discussions
  • Ability to push for new improvements across the codebase and influence/gain buy in from a large community of developers to push through improvements and positive change
  • Great team player and ability to help coach and mentors junior members of the team
  • 4-5+ years strong commercial experience
  • Experience with Deployment Pipelines
  • Experience with Monitoring and Alerting
  • Experience with writing tests from unit through to functional and e2e
  • Node and GraphQL (would be nice to have)



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