Experimentation Leader — Digital Growth & Personalisation

NEW LOOK; Greater London; Hybrid; GBP 70,000 - 110,000; Full time

Benefits offered by this job

Staff discount 40% & friends/family

Private pension scheme

Cycle2Work scheme

Life assurance from day one

Birthday paid day off

Job summary

New Look is seeking an Experimentation Lead to drive a test-and-learn culture across the business, guiding re-platforms and site launches with measurable outcomes. You will coordinate tests, scale best practices, and build buy-in from teams while managing third-party testing partners to ensure meaningful impact.

You will work closely with analytics, UX and product to prioritise experiments, measure long-term benefits, and sharpen focus on what matters to New Look customers.

Qualifications

• Solid track record in A/B testing, recommendation and personalisation programmes.
• Experience being the primary manager of a 3rd party experimentation tool is desirable.
• Proven ability to scale experimentation capability and embed a test-and-learn culture.

Responsibilities

• Champion experimentation across the business, tailoring your approach by team: implementing best practice from scratch in some functions, and raising the bar in others where testing already happens.
• Build strong, influential relationships with teams to embed a test-and-learn mindset, scaling best practice through coaching and enablement.
• Own experimentation input into re-platform and new site launch rollout plans; advise on what gets tested and in what order.
• Create strategies to measure long-term benefits of changes and collaborate with analytics to gain insights.
• Coordinate tests across teams so they don't clash or duplicate; shape roadmaps aligned to OKRs.

Skills

A/B testing

Personalisation

Cross-functional collaboration

Stakeholder management

Tools

Monetate

ACX

Job description

New Look is seeking an Experimentation Lead to drive a test-and-learn culture across the business, guiding re-platforms and site launches with measurable outcomes. You will coordinate tests, scale best practices, and build buy-in from teams while managing third-party testing partners to ensure meaningful impact.

You will work closely with analytics, UX and product to prioritise experiments, measure long-term benefits, and sharpen focus on what matters to New Look customers.