Full Stack Engineer

Company: Fynity
Apply for the Full Stack Engineer
Location: London
Job Description:

Full Stack Developer – Hybrid 1 day a week in London

We’re looking for a Frontend-leaning Full Stack Developer to join our client on a 6-month fixed-term contract basis and help deliver a high-impact transformation programme focused on Home Visits scheduling and optimisation.

This is a hands‑on role where you’ll own the design and build of modern React applications used daily by call centre teams, retail stores, and central operations. You’ll play a key part in replacing legacy workflows with fast, intuitive, API‑first tools that support real operational change across the business.

If you enjoy building clean, scalable frontend architecture while still contributing to solid backend services, this is a role where you can make a visible, meaningful impact.

What You’ll Be Doing

  • Building modern, high-performance interfaces using React (v18+) & TypeScript
  • Owning frontend architecture (components, state management, performance, UX consistency)
  • Contributing to backend services using .NET (v8+) & C#
  • Designing APIs and integrating with external optimisation platforms
  • Working closely with Product and operational teams to solve real-world workflow challenges
  • Supporting CI/CD and deployments in Microsoft Azure

What We’re Looking For

  • Strong production experience with React + TypeScript
  • Experience designing scalable frontend architecture
  • Solid API/backend experience with .NET & C#
  • Good understanding of data modelling and performance
  • Comfortable working in a collaborative, delivery-focused environment

Why Join?

  • A salary of up to £75,000
  • Day off for your Birthday
  • Perks platform (cheap cinema tickets, cashback and discounts on well-known brands)
  • Be part of a major internal transformation programme
  • Build business‑critical tools used daily across the organisation
  • Replace legacy systems with modern, scalable architecture
  • Have real ownership and influence over frontend direction

If you are looking for a new challenge, then APPLY NOW for immediate consideration!!!

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Posted: May 18th, 2026