MMM Specialist at Harnham - Data & Analytics Recruitment, London, £480-£550 per day

MMM SPECIALIST

£480 - £550 PER DAY OUTSIDE IR35

REMOTE (MUST BE UK BASED)

3 MONTH CONTRACT

THE COMPANY:

This business is undergoing a major shift in how it uses data - moving from strong reporting foundations to a more insight-led, strategic analytics function. With significant investment in growth and product, they are focused on better understanding member behaviour, engagement, and retention.

THE ROLE:

As an MMM Specialist, you 'll take ownership of building and embedding a marketing measurement framework that enables the business to understand which channels, campaigns, and investments are truly driving growth.

Key responsibilities include:

• Designing and implementing Media Mix Modelling (MMM) to evaluate channel performance across online and offline media
• Leading on incrementality testing to distinguish true impact vs. observed performance
• Developing a measurement framework to guide marketing investment decisions and budget allocation
• Identifying quick wins while also setting out a longer-term roadmap for measurement maturity
• Partnering with marketing and growth teams to translate insights into clear, actionable recommendations
• Supporting partner and retail media measurement, including demonstrating ROI and value to external partners

YOUR SKILLS AND EXPERIENCE:

• Proven experience in Media Mix Modelling (MMM) and marketing measurement
• Strong understanding of incrementality, attribution, and causal inference
• Advanced SQL skills and experience working with large datasets end-to-end
• Experience with Python (or similar) for modelling and statistical analysis
• Familiarity with dbt and visualisation tools (e.g. Looker, Lightdash, or similar)
• Ability to translate complex modelling outputs into commercial recommendations
• Experience working in fast-paced, consumer-facing or digital environments

HOW TO APPLY:

Please register your interest by sending your CV to Mojola Coker via the apply link on this page.