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# Senior Decision Scientist

- **Company:** Harnham
- **Location:** Brighton and Hove, UK
- **Experience:** Expert
- **Salary:** £70,000.0 - £90,000.0
- **Contract:** Permanent contract
- **Skills:** A/B Testing, Artificial Intelligence, Machine Learning, Usage Analysis
- **Published:** July 14, 2026
- **Apply:** https://www.reed.co.uk/jobs/senior-decision-scientist/57119521

## About the Role

* Strong commercial experience in data science within a product led environment
 * Ability to translate ambiguous business challenges into structured analytical approaches
 * Experience in product analytics, experimentation and performance measurement
 * Confidence working with stakeholders and influencing decision making
 * Exposure to statistical methods, modelling or machine learning concepts
 * Comfortable balancing analytical rigour with pace and prioritisation
 * Interest in AI, emerging analytics tools and data driven product development

## Description

You will operate at the intersection of analytics, product and commercial strategy, helping the business identify the right problems to solve and quantify impact. Key responsibilities include:

 * Defining and scoping business problems with a strong commercial lens
 * Opportunity sizing and identifying areas to drive revenue, efficiency or customer experience improvements
 * Leading product analytics and supporting product squads with insight driven recommendations
 * Designing experiments, defining success metrics and measuring A B testing outcomes
 * Collaborating with analytics engineering and contributing to the wider data ecosystem
 * Applying light touch data science where appropriate, such as segmentation or recommendation logic
 * Influencing stakeholders across product, data and commercial teams to support decision making


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