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Lead Software Engineer Python API - Fintech

Client Server· London, England, United Kingdom· Up to £120,000/yr
Posted 21 Sept 2026 · Added 21 Sept 2026, 13:01
Client ServerRecruitment agencyfounded 1999
Levels.fyi · global comp
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Lead Software Engineer / Developer London / WFH to £120k

Are you a skilled a backend focussed Python technologist with team leadership experience?

You could be progressing your career at a well-funded and profitable FinTech start-up.

As a Lead Software Engineer you'll head up a small, talented tech team to deliver new features and enhancements as well as some refactoring work, contributing to the core banking platform which integrates with major players such as HSBC. There's a relatively young codebase and lots of new projects to get stuck into.

You'll be collaboratively problem solving in a hands-on role with approximately 50/50 split between architecture / design and people management. You'll set the standards and mentor more junior developers, fostering a culture of continuous improvement and self development.

Location / WFH:

You'll join colleagues in the Central London office with flexibility to work from home twice a week in a hybrid model.

About you:

You're an experienced Software Engineer with Python expertise and a strong knowledge of software engineering best practices and full SDLC experience

You have team leadership experience, happy to mentor and develop others as well as provide 1-2-1s and performance reviews

You have a good knowledge of cloud based services (they use GCP but AWS or Azure experience is fine)

You have experience of building APIs, ideally FastAPI experience

You have a good knowledge of CI/CD, testing and deployment

You have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patterns, Algorithms

You're collaborative and pragmatic with great communication skills

You're degree educated in a STEM discipline, having achieved a 2.1 or above

What's in it for you:

As a Lead Software Engineer you will earn a competitive salary (to £120k) plus pension and other benefits.

Apply now to find out more about this Lead Software Engineer / Developer opportunity.