Marketing Data Scientist

Hays Specialist Recruitment Limited
London
4 days ago
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Your new companyA leading consultancy is seeking a Senior MMM/Marketing Effectiveness expert to join their growing London team. Operating across major international markets, the organisation partners with major brands to deliver data-driven marketing effectiveness, customer analytics, and AI-powered decisioning. With strong values, a collaborative culture, and a reputation for innovation, this is an excellent opportunity to step into a high-impact role within a well-established, mission-driven environment.

Your new roleAs a Senior Data Scientist specialising in Marketing Mix Modelling and Marketing Effectiveness, you will lead the delivery of end-to-end marketing effectiveness programmes for global clients across various sectors.

Key responsibilities:

  • Own full MMM project cycles - from data strategy and modelling to insights, activation, and client recommendations.
  • Apply econometrics, regression, Bayesian methods, and machine learning to large, complex datasets.
  • Produce dashboards, decisioning tools, and visual analytics using internal frameworks.
  • Translate technical outputs into clear, strategic recommendations for senior stakeholders and C-suite decision makers.
  • Act as day-to-day contact for clients, supporting workshops, presentations, and commercial conversations.

What you'll need to succeed

  • 3+ year...

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