Backend Software Developer (Python)

Role: Backend Software Developer

Client: Start up / Scale Up

Compensation: £100,000 P/A + Comps

Location: London (Hybrid / Flexible working)

Overview

Are you a Python expert ready to build cutting-edge systems powering real-world AI innovation? Join one of London's most exciting AI startups, where we're scaling fast and solving complex problems at the intersection of technology, data, and intelligence. We're looking for a Backend Developer who thrives in dynamic environments - someone who loves clean code, scalable architecture, and being part of a team that's pushing boundaries.

The Role

In this role, you will design, build, and optimize high-performance backend systems that handle large volumes of real-time data. You will take ownership of projects end-to-end in a collaborative, fast-moving environment, contributing directly to system architecture decisions and helping shape the technical roadmap for the firm's AI products.

Key responsibilities include

• Designing, building, and optimizing high-performance backend systems in Python and FastAPI
• Developing and maintaining backend systems that handle large volumes of real-time data
• Writing clean, testable, and maintainable code following best practices
• Contributing to system architecture decisions and the technical roadmap
• Taking ownership of projects end-to-end in a collaborative, fast-moving environment

Requirements

• Strong professional experience with Python
• Solid experience building RESTful APIs with FastAPI (or similar frameworks like Flask/Django)
• Passion for performance, scalability, and automation
• Experience or interest in AI
• A proactive mindset- someone who loves solving problems and experimenting with new tech

What's on Offer

• Highly competitive salary of £100,000 plus comprehensive compensation
• The opportunity to work at the forefront of AI innovation in a high-growth startup
• Flexible and hybrid working arrangements based in London
• A creative, fast-paced environment with genuine technical ownership
• The chance to work on cutting-edge systems that solve complex real-world problems

If you are a Backend Software Developer looking to join one of the world's most elite teams, please apply for more information.