Consultant - Marketing Science​/Effectiveness

Consultant - Marketing Mix Modelling (MMM) & Marketing Science London | Hybrid (3 days per week) | Media Agency | to £60,000 + 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.

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

• 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.

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

• 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.

• 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.