Lead CRO Engineer — Experimentation & Optimization

Jet2.com and Jet2holidays are seeking an experienced Lead CRO Developer to shape experimentation and optimisation across our digital platforms. You will lead the technical delivery of A/B and multivariate tests, and build personalised experiences to improve conversion and engagement.

You will mentor developers, set technical standards, and collaborate with UX, Analytics and Marketing to translate ideas into measurable experiments while ensuring strong performance, accessibility and Core Web