Experimentation Specialists
  • England,London,City of London
  • Full Time, Permanent
  • £44,000 - £45,000 per annum
Job Description:
Experimentation Specialist
London - 4 days a week in Office
Up to £45,000
This is an opportunity to play a key role in shaping excellence in Experimentation. The role is well suited to someone who enjoys combining strategic thinking with hands-on technical delivery, influencing how testing is run across a complex digital environment.
The Company
They are a multi-brand retail organisation with a large digital footprint and a growing focus on data, testing, and customer experience. They are investing in experimentation as a core capability and are establishing an internal function to uplift testing maturity across teams. The environment offers strong visibility and the chance to impact high-value digital journeys at scale.
The Role
*Translate business objectives into a clear experimentation strategy and roadmap.
*Lead test prioritisation and guide stakeholders on experimentation best practice.
*Design, build, and execute experiments across digital platforms.
*Use platforms such as Optimizely to deploy tests end to end.
*Analyse results and provide clear, data-driven recommendations.
*Work closely with technical teams to ensure accurate implementation.
*Support the development of processes, frameworks, and tooling for the Centre of Excellence
*Partner with CRM, Digital, and Tech teams to embed experimentation across channels
Your Skills and Experience
*Strong commercial experience running experimentation programmes.
*Hands-on experience setting up and analysing A/B tests.
*Ability to build and communicate an experimentation roadmap.
*Strong understanding of testing methodology and digital performance metrics.
*Experience with GA4 and an experimentation platform such as Optimizely.
*Confidence working independently and navigating cross-functional teams
*Ability to balance strategic thinking with technical delivery.
What We Offer
*Salary up to £45,000
*High strategic ownership within a growing experimentation function.
*Exposure to senior stakeholders and a clear progression path.
*Opportunity to influence testing practices across multiple brands.
*Access to leading experimentation and analytics tools.
*A broad role covering strategy, analytics, and technical execution.
Job number 3475115

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Company Details:
Harnham - Data & Analytics Recruitment
Company size: 250–499 employees
Industry: Recruitment Consultancy
Harnham are the global leaders in Data & Analytics recruitment.Harnham provides specialist Data & Analytics recruitment staffing services and talent s...
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