Senior Product Engineer (TypeScript)

Oliver Bernard; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

Oliver Bernard is seeking a Senior Product Engineer (TypeScript) to shape end-to-end frontend-leaning features within a fast-growing, AI‑driven startup. You’ll collaborate across engineering, product and design to deliver production-ready work.

From ideation to deployment you’ll own interfaces, optimize AI‑driven interactions, and build tools that extend agent capabilities. A strong TypeScript, Node.js and React background plus an interest in AI/ML will help you thrive.

Qualifications

• 4 years of experience in software engineering at product-focused companies.
• Strong with TypeScript, Node.js, and React (Next.js a bonus).
• Frontend-leaning full-stack skillset across the stack.
• Interest or experience in AI/ML and agentic systems.

Responsibilities

• Own features end-to-end from ideation through production deployment.
• Build and ship new user-facing features while improving chat-based interactions.
• Develop tools to expand AI agent capabilities.

Skills

TypeScript

Node.js

React

Next.js

AI/ML

Job description

Senior Product Engineer (TypeScript) – Would you like the opportunity to work for a fast-growing start-up currently looking for a Frontend leaning Fullstack Product Engineer? They’re a research-driven product organisation building at the frontier of workflow automation, helping individuals and businesses automate tasks quickly and intuitively.

As a Senior Product Engineer (TypeScript), you’ll work closely across engineering, product, and design, owning features end‑to‑end from ideation through production deployment. You will also build and ship new user-facing features while also improving chat‑based interactions and create tools that expand AI agent capabilities. This opportunity is suitable for someone who loves building with AI.

Key requirements:

• 4 years’ experience in software engineering at product-focused companies
• Strong with TypeScript, Node.js, React (experience with Next.js would be a bonus)
• Comfortable across the stack, but frontend-leaning
• Interest or experience in AI/ML and agentic systems