Senior Product Engineer (Backend) – AI-Native SaaS Platform | Tripled ARR in 12 months
Remote-first (UK) with hybrid London office option
Up to £130,000 + equity
Go, Node / Typescript on GCP / AWS with Kubernetes
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 backend systems that power a complex, AI-driven product. You’ll work across the stack with a focus on backend 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 (Go and Node / Typescript, GCP), with a strong focus on backend systems
* Design scalable architectures and APIs to support rapid product growth
* Lead end-to-end feature development, from concept through to release
* 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 backend development expertise with Go and additional bonus points for Node.js and Typescript
* Experience designing secure, scalable backend systems (authentication, data pipelines, APIs)
* Familiarity with modern cloud infrastructure (GCP or AWS)
* Ability to communicate technical ideas clearly and influence team direction
* A passion for building high-quality products that customers love
This is an amazing opportunity for an Senior Product Engineer to join a fast-growing scale-up as they take the next leap in their journey. Please reply with your CV or call Simon for a chat.
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