Senior Software Engineer Python FastAPI

Client Server • London, England, United Kingdom • Posted June 19, 2026

Location London, England

Job Type Full-time

Category Computer Occupations

Posted June 19, 2026

Senior Software Engineer / Developer (Python FastAPI) London / WFH to £120k
Are you a Senior Software Engineer with strong Python skills combined with Fintech / financial services experience?
You could be progressing your career at a global, Fintech services company that has seen 30-40% year on year growth for the past 10 years and has ambitious growth plans.
As a Senior Software Engineer you'll join a high performance engineering team building the next generation of data-intensive financial platforms, you'll take ownership of Greenfield services and platform capabilities, designing and delivering scalable backend systems from concept through to production.
This is an opportunity to work on long-term, technically challenging projects involving large scale data processing, event-driven microservices and cloud-native architecture where you can take ownership and make an impact.
Location / WFH: 
You'll join the team in Central London th...
            

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