Senior Product Engineer (Frontend)

Senior Product Engineer (Frontend) - AI Native SaaS Platform Tripled ARR in 12 months

Remote first (UK) with hybrid London office option

Up to £130,000 + equity

Tech stack: Typescript/Node, React, GCP/AWS

We're working with a rapidly scaling AI native SaaS company that raised an impressive Series B round in 2025. Their platform is redefining the sector, and with revenues tripling in the last year to over $12 M ARR, they're now expanding their Engineering team to match the ambition of their product and customers.

Senior Product Engineer - About the role

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