Senior Backend Developer

Fruition Group
London, UK
5 days ago
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Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Compensation
£95,000.0
Working hours
Regular working hours

Tech stack

Application Programming Interfaces (APIs) Artificial Intelligence Continuous Integration Data Structures Software Debugging Distributed Systems Django Web Framework Python (Programming Language) NoSQL Object-Oriented Software Development SQL Databases Cloud Platform System
+5 more
Flask (Web Framework) Backend Git Fastapi Microservices

Job description

As a Senior Backend Engineer, you’ll play a central role in building and scaling the systems that power their insurance platform. You’ll focus on developing Python-based cloud microservices (FastAPI preferred), contributing to the architecture of resilient, high-performance systems, and collaborating with a cross-functional team to deliver features at pace.

This is a hands-on engineering position with plenty of scope to influence technical direction, improve processes, and grow your expertise in distributed systems., * Design, develop, and maintain Python microservices (FastAPI) running in production.

  • Take ownership of features end-to-end, from design to deployment and monitoring.
  • Write high-quality, testable code with a focus on scalability and resilience.
  • Collaborate closely with engineers, product managers, and designers to deliver quickly.
  • Contribute to evolving architecture, tooling, and CI/CD practices.

Requirements

  • Strong background in Python development (FastAPI, Flask, or Django).
  • Good knowledge of microservices, APIs, and cloud-based infrastructure.
  • Experience with SQL and NoSQL databases, Git, and CI/CD workflows.
  • Solid engineering fundamentals - data structures, OOP, debugging, and testing.
  • Collaborative, curious, and eager to experiment with AI tools to improve productivity.

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Good distractions

Talks and stories from around this role — technically off-topic, practically not.

6:21 min

Investigating push inefficiencies with upstream Git experts

Jonathan Creamer · Coffee With Developers

2:37 min

Comparing traditional SQL tables versus NoSQL non-tabular databases

Stanimira Vlaeva · JS Congress

3:33 min

Connecting frontends via a FastAPI proxy backend layer

Saoussen Chaabnia Saoussen Chaabnia · Europe 2026 Virtual

1:38 min

Transitioning into backend engineering from web development

Stefan Lingler Stefan Lingler +1 · Coffee With Developers

1:42 min

Introduction to the fast API web framework

Sebastián Ramírez · World Congress 2022

56 sec

Favorite git commands and the importance of patch commits

Eileen Uchitelle Eileen Uchitelle +1 · Coffee With Developers

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