Senior Data Scientist and Marketing Effectiveness (MMM)

Overview

In this role you will lead end-to-end MMM and marketing effectiveness projects for international clients, applying econometrics and machine learning to reveal actionable insights. You work closely with managers to define scope and ensure timely delivery, and you translate complex analytics into business recommendations for senior stakeholders. You’ll build dashboards and communicate findings in workshops, helping clients optimise marketing spend and ROI.

You join a collaborative, growth-focused team shaping measurement for varied industries and global clients.

Pay / Benefits

• Salary 60,000-75,000
• Bonus 10%
• Private healthcare
• Group pension scheme
• 25 days leave + 3 tenure days
• Flexible hybrid working (2 days in office)

• Lead end-to-end MMM and marketing effectiveness programmes for international clients
• Apply econometrics, regression, Bayesian statistics, and machine learning methods to analyse marketing and customer data
• Collaborate with managers to define project scope and delivery
• Build dashboards and visualisation tools using proprietary frameworks
• Translate analytics into clear, business-oriented recommendations for senior stakeholders
• Support clients in optimising marketing spend and campaign performance
• Lead teams of 3–10 across projects and mentor junior members
• Identify opportunities for account growth and contribute to proposals for new work
• Act as an ambassador of Ekimetrics culture and values

• 3–4 years’ experience in marketing effectiveness/MMM and analytics/data science
• Bachelor’s or Master’s degree in related fields
• Strong proficiency in Python, R, SQL
• Experience with Databricks, Azure, or similar cloud platforms a plus
• Solid understanding of econometrics and advanced modelling techniques
• Experience translating data into actionable business recommendations
• Ability to handle large datasets and deliver high-quality outputs
• Excellent communication and storytelling skills for senior stakeholders
• Ability to lead multiple project teams with autonomy
• Drive for continuous improvement and talent development

• Excellent communication and storytelling for senior stakeholders
• Strong leadership and ability to manage multiple teams
• Strategic thinking and problem-solving mindset
• Python
• R
• SQL