Data Scientist & Marketing Effectiveness Consultant (MMM)

Overview

As a Data Scientist & Marketing Effectiveness consultant, you contribute to analytics projects for international clients across sectors. You will clean data, build and apply statistical models including MMM, and translate outputs into strategic recommendations. You collaborate with senior teams to shape methodologies and deliver client-ready insights and dashboards.

This role offers hands-on experience with marketing analytics in a fast-paced consultancy, with opportunities to grow into leadership on high-impact projects.

• Salary 40,000-55,000 + Bonus 10% + Corporate bonus
• Flexible hybrid working (2 days in office + 20 days remote)
• 25 days leave + 3 extra days with tenure
• Private healthcare and life insurance
• Group pension scheme
• Wellbeing support and international mobility opportunities

• Contribute to client projects across MMM/Data science offerings
• Clean and prepare data from multiple sources using Python, R, SQL, Excel, or other tools
• Conduct analyses on consumer behavior, market trends, and campaign performance
• Build and maintain statistical/predictive models including regression, econometrics, Bayesian methods, MMM
• Develop dashboards and visualizations to communicate insights
• Assist in developing marketing strategies and media optimization plans
• Collaborate with teams to produce accurate client deliverables and meet deadlines
• Translate analytical outputs into actionable business recommendations during client meetings
• Share best practices and contribute to knowledge-sharing initiatives
• Pursue professional development and certifications in analytics and programming
• Participate in office meetings, training, and team initiatives
• Champion the company values: Curiosity, Creativity, Excellence, Transmission, Pleasure

• 1–3 years of analytics, data science, or marketing effectiveness experience
• Hands-on MMM and related methodologies
• Bachelor’s or Master’s in a quantitative field
• Proficiency in Python, R, SQL; experience with Databricks, Azure or similar platforms a plus
• Experience or willingness to learn Power BI and Tableau
• Ability to build and maintain predictive models for consumer behavior and campaign performance
• Ability to manage large datasets and deliver actionable insights
• Strong Excel and PowerPoint skills
• Strong client communication and delivery capabilities
• Collaborative and proactive mindset
• Curiosity and eagerness to learn in a consultancy environment

• Strong communication and storytelling
• Collaborative and mentoring attitude
• Proactive, results-oriented mindset
• Python
• R
• SQL