Software Developer (Python)

🔒 Confidential Employer
Posted 25 March 2026
LOCATION
London
TYPE
Full-time
LEVEL
Mid-Senior level
SALARY
£120,000 / year
CATEGORY
Technology
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

Python FastAPI REST APIs Backend Systems Real-Time Data Scalable Architecture

FULL DESCRIPTION

Job title: Software Developer

Client: [Employer hidden — view at passion-project.co.uk]

Salary: £120,000 P/A + Comps

Location: London (Hybrid / Flexible working)

Skills: Python, FastAPI, REST APIs, Backend Systems, Real-Time Data, Scalable Architecture, AI

Software Developer (Python)

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 Developer who thrives in dynamic environments — someone who loves clean code, scalable architecture, and being part of a team that’s pushing boundaries.

Responsibilities

  • Design, build, and optimize high-performance backend systems in Python and FastAPI
  • Develop and maintain backend systems that handle large volumes of real-time data
  • Write clean, testable, and maintainable code following best practices
  • Contribute to system architecture decisions and help shape the technical roadmap
  • Take 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

If this sounds like you - Don't hesitate to get in touch!

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