Senior Full Stack Engineer Fintech AI

Senior Full Stack Engineer 🚀

TypeScript | React | NestJS | AWS

London | Hybrid | 2 Days a week

💰 Up to £120k

We’re hiring on behalf of a fast-growing UK AI Fintech looking to add a Senior Full Stack Engineer to its team. Backed by strong investment and with significant momentum behind them, they’re entering a major phase of growth and scaling both their platform and engineering capability.

This is a high-impact individual contributor role within a collaborative engineering team, with the opportunity to shape both product and engineering as the business scales.

A key part of this hire is mindset.

What They’re Looking For

Essential:

  • Strong experience with TypeScript
  • Commercial experience with React and NestJS
  • Hands-on experience with AWS
  • Strong understanding of architecture, testing, CI/CD, and engineering best practices

Highly Desirable:

  • Daily user of AI development tools such as ChatGPT, Claude, Codex, or similar
  • Passion for using AI and automation to improve engineering workflows
  • Forward-thinking mindset with an interest in modern software delivery practices

Bonus:

  • Experience in FinTech, lending, payments, or FCA-regulated environments
  • Exposure to complex financial or ledger-based systems

Why Join?

  • Join a high-growth fintech at an exciting stage of scaling
  • Work on meaningful products with real customer impact
  • Be part of a strong engineering culture with high ownership
  • Help shape how AI is adopted within software engineering and product delivery

Interested in learning more? Apply to be considered!

Job Details

Company
Signify Technology
Location
London Area, United Kingdom
Posted