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# Full Stack Engineer

- **Company:** Primis
- **Location:** London, UK
- **Contract:** Permanent contract
- **Skills:** Application Programming Interfaces (APIs), Digital Assets, Python (Programming Language), ReactJS, Fastapi, Front End Software Development
- **Published:** May 16, 2026
- **Apply:** https://find.jobs/jobs-near-me/full-stack-engineer-city-of-london-london/2770013376-2/

## About the Role

* Strong Python experience, ideally in data-intensive or financial applications
 * Solid full stack capability - comfortable across backend services and React frontends
 * High agency: you take ownership, move fast, and work well without hand-holding
 * Comfortable in an early-stage environment where requirements evolve
 * Excellent communication skills

## Description

We are partnered with a well-funded, early-stage fintech building critical infrastructure for the digital assets industry.

They are looking to make their first full-stack engineering hires to join their London team. This is a ground-floor role at a company with serious momentum - you'll be working directly with the CTO and shaping the product from day one.

What You'll Be Doing:

 * Building and maintaining backend services that power reserve monitoring and compliance reporting - primarily in Python/FastAPI
 * Designing and integrating connections to financial data providers and banking APIs
 * Developing frontend dashboards in React that make complex financial data clear and actionable for clients
 * Contributing to architectural decisions as one of the first engineers on the London team
 * Helping establish engineering practices and standards from the ground up


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