Senior Backend Engineer Node.js / TypeScript

Contract Rate : 500
Contract Job : 1
Salary range high : 525
Salary range low : 500

Senior Backend Engineer Node.js / TypeScript

  • London (Remote)
  • Contract
  • Tech For Impact
  • GBP500 - 525 per day

Senior Backend Engineer Node.js / TypeScript

Outside IR35 | £500-£525/day | 6 Months
Remote – UK
We’re looking for experienced Backend Engineers to support the development and scaling of backend platforms powering a range of digital products and internal systems.
This is a hands-on contract role suited to senior engineers who enjoy technical ownership, improving system performance, and contributing to architectural decisions while remaining actively involved in delivery.


The Role

  • Develop backend services using Node.js and TypeScript
  • Build and enhance APIs and system integrations
  • Improve scalability, reliability and overall platform performance
  • Contribute to system design and technical decision-making
  • Collaborate closely with engineering and product teams
  • Provide technical guidance where required

Technology Environment

  • Node.js
  • TypeScript / JavaScript
  • APIs and microservices
  • Cloud platforms (AWS, GCP or Azure)
  • Distributed backend systems

Experience Required

  • Strong commercial backend engineering experience
  • Production experience with Node.js and TypeScript
  • Experience working on scalable backend platforms
  • API and integration-focused development background
  • Exposure to system design or technical leadership responsibilities

Nice to Have

  • CRM or HubSpot integration experience
  • DevOps or cloud infrastructure awareness
  • Experience within high-scale or consumer-facing platforms

Contract Details

  • Outside IR35 engagement
  • £500-£525 per day
  • Initial 6-month contract with extension potential
  • Remote working across UK or Europe
  • Two-stage interview process
  • Immediate or short-notice availability preferred

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