Principal Full Stack Engineer
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Principle Full Stack Engineer - Up to £85k - Liverpool
A well-established organisation in the automotive marketing space is hiring a Principal Full Stack Engineer to join at a key moment of transformation. Their platforms power high-intent buying journeys, processing hundreds of thousands of customer interactions each year for some of the world’s biggest automotive brands.
They’re now rebuilding a core platform from the ground up on a modern Node.js stack, while reshaping the engineering function around an AI-first approach. Strong foundations are already in place, but there’s still plenty of greenfield and real opportunity to shape both the product and how the team operates.
The role:
Principal Full Stack Engineer (backend-leaning). You’ll be central to the rebuild, shaping architecture, setting standards and working directly with product and leadership. Small, senior team. High ownership.
What you’ll do
- Lead design of key parts of a brand-new platform
- Build and own backend services, APIs and data pipelines at scale
- Make architecture decisions that the wider team builds on
- Stay hands-on while mentoring senior engineers
- Partner closely with product and leadership on priorities and trade-offs
- Help embed AI tooling into everyday engineering workflows
Tech stack
- Node.js, TypeScript
- React / Next.js
- Cloud platforms (Azure preferred, AWS or GCP also relevant)
- APIs, data pipelines, distributed systems
- AI tooling integrated into development workflows
Principle/Senior Full Stack Engineer - Up to £85k - Liverpool