Leicester, Leicestershire

Lead Data Scientist - Marketing Science

Posted on Wednesday, 11th February 2026

Fashion
Leicester, Leicestershire
£70000 - £75000 per annum
Permanent

Lead Data Scientist – Marketing Science
Leicester, UK (Hybrid)

Up to £75,000 DOE

iO Associates are aligned with one of the UK’s most recognised and fast-scaling retail powerhouses, operating at significant scale within a highly data-driven eCommerce environment where analytics directly shapes commercial performance.

This role will lead advanced marketing science initiatives, delivering machine learning and causal analytics solutions that drive measurable business impact.

Responsibilities:

  • Lead end-to-end marketing data science projects
  • Build MMM, attribution and customer lifecycle models
  • Design and run experiments and causal analysis
  • Partner with senior stakeholders to influence strategy
  • Mentor data scientists and uphold best practice

Requirements:

  • Strong applied data science experience with leadership exposure
  • Expertise in marketing analytics and experimental design
  • Proficiency in Python and SQL (R/PySpark desirable)
  • Solid grounding in ML, statistics and econometrics
  • Experience within retail, eCommerce or digital sectors preferred

This opportunity offers a competitive package, flexible hybrid working and a range of exciting benefits within a high-growth, forward-thinking environment.

If you’re open to exploring your next move, reach out ASAP to find out more or send your CV for a confidential discussion.

Apply for this role