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Senior JavaScript Engineer

📍 Location
hounslow
⏰ Job Type
Full-time
📅 Posted
May 31, 2026

About the Role

Overview

Hiring: Full Stack JS Software Engineer (GraphQL APIs | TypeScript | Cloud-Native)

Expert level in GraphQL

West London HQ | Hybrid (1–2 days on site) | Outside IR35 | 6-month initial contract (extensions likely)

Responsibilities

  • Designing & TypeScript/Node.js services and GraphQL APIs for real-world applications.
  • Writing clean, maintainable, well-tested code.
  • Shaping infrastructure with Docker, Helm, Kubernetes , and modern CI/CD pipelines (Jenkins, Concourse).
  • Driving technical direction within Agile teams and mentoring junior engineers.
  • Ensuring systems are secure, observable, and performant at scale.

What you bring

  • Strong production experience with TypeScript and Node.js .
  • Solid understanding of GraphQL (schema design, integration, evolution).
  • Experience with Vitest , Playwrig...

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