Senior Software Engineer

JSS • london, england, United-Kingdom • Posted June 08, 2026

Location london, england
Job Type Full-time
Category IT & Technology
Posted June 08, 2026

We are working with a well established exciting client that are interested in candidates who have solid experience in working on full‑stack (frontend and backend), and who cover the following skills and experience.

Qualifications

  • Strong experience designing and building scalable full‑stack web applications using TypeScript/React and C#/.NET (or equivalent technologies).
  • Deep understanding of core software engineering principles, including design patterns, modular architecture, and maintainable, testable code.
  • Proven ability to design, build, and evolve RESTful APIs and microservices, with a focus on performance, scalability, and reliability.
  • Experience leading the architecture of end‑to‑end systems, spanning frontend, backend, and data layers, with clear separation of concerns.
  • Strong experience working with distributed systems, managing complex data flows, integrations, and service‑to‑service communication.

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