Senior Full Stack Engineer (React/Node) - £80-100k

Senior Full Stack Engineer - £80-100k - 3 days a week in Central London

We’re working with a fast-growing SaaS company building tools that support modern organisations at scale. The product focuses on simplifying complex internal processes through thoughtful design, flexibility, and seamless integrations with widely used workplace platforms. This is an opportunity to join an early-stage, well-funded team where engineering plays a central role in shaping both the product and the company’s direction.

What you’ll be doing

Owning features from early definition through to production release

Building and maintaining end-to-end functionality across the stack

Writing backend JavaScript using Node.js with relational and in-memory data stores

Supporting architectural decisions as the platform scales

Working closely with product, design, and commercial teams

What they’re looking for

5+ years experience as a full stack engineer, ideally within a SaaS environment

Confidence working as an individual contributor with leadership impact

Deep understanding of JavaScript and modern web development practices

Experience collaborating closely with designers and product teams

A quality-driven mindset with attention to detail

What’s on offer

£80-100k salary + Equity

25 days holiday plus public holidays.

Comprehensive health and dental cover

If you’re a Fullstack Engineer (React/Node.js) looking to work in a fast-paced start-up. Please apply.

Senior Full Stack Engineer - £80-100k - 3 days a week in Central London