(Creative) Marketing Effectiveness Manager job at London Full Time

Your new company
A global consumer brand is seeking a (Creative) Marketing Effectiveness Manager to join its high-performing global marketing team. This role sits within a specialist marketing performance function and plays a key part in shaping how marketing effectiveness is measured, understood, and applied to future campaigns.

Your new role

In this role, you will be responsible for evaluating marketing and creative effectiveness by combining creative testing outputs from platforms such as System1 and Kantar with econometric modelling. You will translate complex datasets into clear, actionable insights that inform campaign development and creative decision-making.

Key responsibilities:

• Analyse creative testing results alongside econometric modelling outputs, to assess creative strength, weaknesses, and commercial impact
• Deliver clear, compelling insight and recommendations to creative, marketing, and strategy stakeholders
• Influence campaign and creative decision-making through data-led storytelling
• Build strong, collaborative relationships across creative, insights, and marketing performance teams
• Develop and implement consistent creative and campaign effectiveness measurement frameworks
• Partner with adjacent insight and analytics teams to evolve long-term approaches to creative testing

What you’ll need to succeed

• A strong analytical mindset with intermediate to advanced Excel skills
• Experience working with creative testing platforms such as System1 and/or Kantar, and econometric Marketing Mix Modelling outputs
• Proven ability to translate complex datasets into clear narratives and strategic recommendations
• Strong communication and presentation skills, with confidence influencing stakeholders at varying levels
• Experience working within marketing campaign and creative development processes
• A collaborative approach and comfortable working in cross-functional teams

Experience within FMCG, a consumer brand, media agency, research, or creative agency environment is highly desirable. Exposure to multi-channel marketing across Owned, Earned, Shared and Paid channels is beneficial.

What you’ll get in return

• The opportunity to work for a globally recognised brand with a strong focus on innovation and creativity
• A role with genuine influence over how marketing performance and creative effectiveness are measured
• Exposure to senior stakeholders and complex, high-profile campaigns
• A collaborative, forward-thinking working environment
• Competitive day rate

What you need to do now
If you’re interested in this role, click ‘apply now’ to forward an up-to-date copy of your CV, or call us now.
If this job isn’t quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.

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