This is a job that Jill is helping to recruit for on behalf of one of our customers. To apply, speak to Jack. Title: Product Engineer (£150k-£210k OTE Equity) at YC-backed AI safety startup Job Title: Product Engineer Salary: £90k-£130k Equity Company Description: YC-backed AI safety startup Job Description: As a Product Engineer, you will build intuitive user experiences for an AI agent improvement engine. Own the customer-facing platform, designing seamless workflows for AI agent evaluation. Work closely with founders and research to translate cutting-edge AI capabilities into accessible products, shipping end-to-end features across the stack to ensure a scalable product experience. Location: London, UK Why this role is remarkable: - Mission-driven opportunity to advance existential AI safety by building critical tools. - Well-funded by top-tier VCs, enabling significant impact at an early stage. - High-autonomy role owning the customer-facing platform in a fast-growing environment. What you will do: - Own and build the platform to help users find, understand, and fix AI agent failures. - Design intuitive user flows from onboarding to detailed trace analysis with polished UX/UI. - Ship end-to-end features across the stack, contributing to APIs and backend logic as needed. The ideal candidate: - 3 years of experience building world-class software products, strong in frontend (React/TypeScript). - Product-driven engineer with a strong grasp of UX/UI principles and responsive layouts. - Startup DNA: experience at early-stage companies and a drive to own outcomes end-to-end. How to Apply: To apply for this job speak to Jack, our AI recruiter. Step 1. Visit our website. Step 2. Click 'Speak with Jack'. Step 3. Login with your LinkedIn profile. Step 4. Talk to Jack for 20 minutes so he can understand your experience and ambitions. Step 5. If the hiring manager would like to meet you, Jack will make the introduction.