Senior AI-Native Product Engineer (Elixir & Phoenix)

Cheerful Monster Limited, a London-based AI-focused software studio, seeks a senior product engineer to own client outcomes end-to-end from discovery to production.

You'll work in a small, mission-driven pod, collaborating directly with clients, designing systems in Elixir, Phoenix, and LiveView, and guiding architecture decisions while balancing risk and delivery speed. This role is based in Canary Wharf with some flexible work.