Senior frontend product engineer at a Series B AI-native SaaS company: design scalable React/TypeScript frontends for an AI-driven product, contribute across the stack with Node and GCP/AWS, and lead features end to end. Remote-first UK with hybrid London office option; up to £130,000 plus equity.
Remote-first (UK) with hybrid London office option
Up to £130,000 + equity
Typescript/Node, React, GCP/AWS
Senior Product Engineer - We're working with a rapidly scaling AI-native SaaS company who raised an impressive Series B round in 2025. Their platform is redefining the sector, and with revenues tripling in the last year to over $12m ARR, they're now expanding their Engineering team to match the ambition of their product and customers.
The Senior Product Engineer
As a Senior Product Engineer, you'll be at the heart of designing, building, and scaling the frontend of systems that power a complex, AI-driven product. You'll work across the stack with a focus on frontend engineering, solving challenging technical problems while shaping the product experience for thousands of users.
What will the Senior Product Engineer do?
Contribute across the stack (React/Typescript, Node, GCP), with a strong focus on frontend systems
Design scalable frontend architectures to support rapid product growth
Lead end-to-end feature development, from concept through to release based on customer feedback
Champion engineering best practices and bring new ideas to the table
Collaborate closely with Product and Design teams to build seamless user experiences
What will the Senior Product Engineer bring?
Strong frontend development expertise with React and Typescript
Experience designing scalable UI for platforms with complex data/AI requirements
Ability to communicate technical ideas clearly and influence team direction
A passion for building high-quality products that customers love