Senior Backend Engineer – AI Fintech (London, 4 Days)

Company: Radley James
Apply for the Senior Backend Engineer – AI Fintech (London, 4 Days)
Location: London
Job Description:

Radley James is seeking a Senior Backend Engineer to join their high-growth AI startup in London. You will design and scale the infrastructure for an enterprise AI platform, building high-performance backend services and developing data pipelines.

Ideal candidates should possess over 7 years of backend engineering experience, particularly with Python and PostgreSQL, alongside the ability to build scalable APIs. The position offers an attractive salary of up to £200,000 plus equity.

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Posted: June 3rd, 2026