Senior Product Engineer (Backend) - Typescript/Node

Burns Sheehan; City Of London; On-site; GBP 117,000 - 143,000; Full time

Job summary

Burns Sheehan Ltd is assisting a rapidly scaling AI-native SaaS company to hire a Senior Product Engineer (Backend). This role focuses on designing, building, and scaling backend systems powering an AI-driven product, with a remote-first setup and a hybrid London option.

The package includes up to £130,000 salary plus equity. The ideal candidate will have strong Node.js and Typescript skills, cloud experience (GCP/AWS), and a passion for delivering high-quality software used by thousands of

Qualifications

• Strong backend development expertise with Node.js and Typescript.
• Experience designing secure, scalable backend systems and APIs.
• Familiarity with cloud infrastructure (GCP or AWS).

Responsibilities

• Contribute across the stack with a strong backend focus (Node.js/Typescript, GCP).
• 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.

Skills

Node.js

Typescript

API design

Backend engineering

Cloud platforms

Job description

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

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 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 (Node.js/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 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

Burns Sheehan Ltd will consider applications based only on skills and ability and will not discriminate on any grounds.