Senior Data Scientist - MMM

Senior Data Scientist UK Remote | £70,000 - £90,000 Join a growing digital marketplace at a pivotal stage of expansion. With marketing investment set to increase significantly, this role offers the opportunity to shape how marketing performance is measured, optimise budget allocation, and influence commercial growth through advanced analytics and experimentation.The Company They are a fast-growing online marketplace with a strong focus on sustainability, customer experience, and supporting independent partners. Operating within a modern, data-driven environment, they use analytics to inform key business decisions and drive long-term growth. The business offers genuine ownership, autonomy, and the chance to make a measurable impact.The Role

• Own and enhance the Marketing Mix Model (MMM) to measure channel effectiveness and marginal returns.
• Design and evaluate incrementality tests, conversion lift studies, and geo experiments.
• Improve attribution and marketing measurement frameworks.
• Build and maintain Customer Lifetime Value (LTV) models to support acquisition strategy and budget decisions.
• Translate statistical analysis into clear commercial recommendations.
• Partner closely with marketing stakeholders to optimise spend and performance.
• Use AI tools to accelerate analysis, experimentation, and insight generation.

Your Skills & Experience

• Strong experience in marketing measurement, MMM, incrementality testing, or experimentation.
• Excellent statistical knowledge including causal inference, hypothesis testing, regression analysis, and experimental design.
• Strong SQL skills with experience working in modern analytics environments.
• Experience with Python and tools such as Snowflake and dbt.
• Understanding of attribution, paid media measurement, and privacy-related challenges.
• Ability to communicate complex findings to non-technical stakeholders.

What They Offer

• £70,000 - £90,000 salary.
• Fully remote working within the UK.
• Annual bonus.
• 38 days holiday including bank holidays.
• Private healthcare and generous pension.
• Flexible working arrangements.
• Regular company meetups and employee discounts.
• High visibility and ownership within a growing data team.

How to Apply Apply today to learn more about this Senior Data Scientist opportunity and how you can help shape marketing strategy through data science and experimentation.