Senior Full-Stack Engineer: AI-Powered Fintech

Stairpay, a London fintech, is seeking a production-hardened Senior Software Engineer to own domains end-to-end. Work on a stack including Next.js, Postgres and Pulumi, building the financial layer for institutional landlords and a resident app, while orchestrating AI-driven processes for regulatory workflows.

Based in London, you will collaborate with founders and a small elite team to shape product and system direction, balancing architecture with business impact.