Principal Front End Developer

Yapily Ltd • london, england • Posted June 20, 2026

About the Role

We are seeking an exceptional Principal Front End Developer to architect our front‑end ecosystem and guide our team into an AI‑native future. This role combines hands‑on development with strategic leadership, driving innovation in our user interfaces while mentoring a talented front‑end team in adopting AI‑native workflows. The ideal candidate will shape our front‑end architecture, liaise closely with the principal developer team (including backend and product) to ensure architectural alignment, and guide the company in elevating UI development standards. As our Principal Front End Developer, you will champion agentic coding workflows, influence the product roadmap, and ensure our UI components—the primary interface for our clients—are built with scalability, security, and velocity at the forefront.

Beyond writing code, you’ll act as a bridge between engineering and product, using data, user feedback, and industry best practices to refine and optimize our web applications...