Principal Full Stack JavaScript Engineer
hedgehog lab
📍 Leeds, England, United-Kingdom
Job Description
Type: Full-time, Permanent
Location: UK-based (flexible home, office, or hybrid working)
Office locations: Newcastle and Leeds
Hub locations: Edinburgh, Manchester, London
About the role
We’re growing our Engineering team to strengthen our ability to deliver world-class digital products for our clients. As a Principal Full Stack JavaScript Engineer, you’ll join a small, highly technical group tackling a complex transformation: breaking down a monolithic JavaScript platform into clearer, modern components. This is an individual contributor role for someone who thrives on problem‑solving, can ramp up quickly, and can collaborate confidently with other strong engineers. You’ll be hands‑on from day one, helping modernise architecture, improve maintainability, and set the foundations for future technology decisions, all while staying pragmatic and delivery‑focused.
What you’ll do
- Break down an ex...