Senior Full-Stack Engineer – AI-Driven Platform (Onsite)

Company: Oscar Technology
Apply for the Senior Full-Stack Engineer – AI-Driven Platform (Onsite)
Location: London
Job Description:

Oscar Technology is seeking a Full Stack Engineer for a central London role, working onsite 3 days a week. You will own product development end-to-end, from database to UI, with a strong emphasis on security, tenant isolation, and auditability for confidential financial data.

You’ll build interfaces in TypeScript/React, design Python services with OpenAPI, and model data in PostgreSQL. Collaboration with an AI/ML team and AWS-based operations are key parts of the role.

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Posted: November 1st, 2026