Consultant - Marketing Mix Modelling (MMM) & Marketing Science

Consultant - Marketing Mix Modelling (MMM) & Marketing Science

London | Hybrid (3 days per week) | Media Agency | c£55,000 + benefits

This is an opportunity to join one of the UK's largest agency-side Marketing Science teams, working at the intersection of analytics, consultancy and commercial strategy. You'll use Marketing Mix Modelling (MMM) to answer real business questions, influence multi-million-pound media investment decisions and work directly with senior marketing stakeholders across an impressive portfolio of global brands.

The client focus is within Finance and is the biggest client the agency works on - so multiple projects and huge scopes of work.

You'll work alongside a big team, with a network of peers to develop and learn from.

Why this role stands out

• Join an award-winning Marketing Science team of 30+ analysts, consultants and data scientists
• Work with household-name brands across retail, automotive, finance, FMCG and entertainment
• Blend deep MMM expertise with client consulting, storytelling and strategic recommendations
• Own projects from briefing through to modelling, insights and board-level presentations
• Clear progression into Senior Consultant and leadership opportunities
• Hybrid working (3 days in the London office) with flexible working hours and Work From Anywhere benefits.

The role

You'll take ownership of end-to-end MMM projects, helping clients understand what drives business performance and where marketing investment should go next.

Key responsibilities include:

• Deliver Marketing Mix Modelling projects from scoping through to final recommendations
• Translate complex analytical outputs into clear commercial advice for senior clients
• Partner closely with media planners, strategists and client leadership teams
• Manage project delivery and mentor Analysts and Senior Analysts
• Present findings confidently to both technical and non-technical stakeholders
• Identify opportunities to grow client relationships and develop new analytical solutions
• Contribute to the evolution of the agency's Marketing Science and effectiveness offering.

What we're looking for

• Hands-on Marketing Mix Modelling (MMM) or econometrics experience
• Previous experience delivering client-facing analytics projects
• Strong consultancy mindset with the ability to influence business decisions
• Confident presenting analytical findings to senior stakeholders
• Experience using R (preferred) or Python, alongside strong Excel skills
• Ability to manage multiple projects while coaching junior analysts
• Passion for solving commercial problems through data and evidence-based decision making.

This role would suit someone currently working in a media agency, consultancy or specialist analytics business who wants to combine technical excellence with greater client ownership and strategic impact.