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Back End Developer
Job in
Greater London, London, Greater London, W1B, England, UK
Listed on 2026-06-03
Listing for:
Radley James
Full Time
position Listed on 2026-06-03
Job specializations:
-
Software Development
Backend Developer, AI Engineer
Job Description & How to Apply Below
Location London – 4 days per week in office
Company High-growth AI startup (fintech)
Salary up to £200,000 + equity
A fast-growing AI platform transforming how major financial institutions produce and validate client-ready work. The company recently raised Series A ($70M+) backed by leading global investors.
The RoleAs a Senior Backend Engineer, you will help design and scale the infrastructure powering an enterprise AI platform. You’ll build high-performance backend services, develop data pipelines that process large financial datasets, and work closely with ML engineers to deploy AI models into production.
Requirements- 7+ years backend engineering experience with Python (FastAPI, Flask or Django)
- Strong Postgre
SQL knowledge (query optimisation, database scaling) - Experience with Redis and asynchronous task systems (Celery or similar)
- Experience building scalable APIs and distributed systems
- Experience deploying ML models into production
- Experience in financial services or other regulated environments
- Security experience (authentication, authorization, data protection)
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