Manager, Data science & Marketing Effectiveness

London – Manager, Data Science & Marketing Effectiveness

Ekimetrics is a global leader in Marketing Effectiveness and AI‑powered solutions. Since 2006, we’ve been helping businesses optimise marketing and operations by combining AI with business and tech expertise across four domains:
Marketing Effectiveness, Customer Analytics, Operational Excellence, ESG & Sustainability.

With a full in‑house team and offices in Paris, London, New York, Hong Kong and Shanghai, we deliver tailor‑made solutions that turn data into real positive impact, leveraging our unique combination of technology and services.

We excel at delivering AI impact  mission is to harness this power to tackle the world’s most urgent issues, committing to responsibility and frugality in AI, systematic impact, and loyalty to our values and DNA.

As a manager specializing in MMM & Marketing Effectiveness, you will lead high‑impact MMM programmes for international clients across industries such as automotive, beauty, retail and financial services. You will manage multiple teams and accounts, oversee end‑to‑end project delivery, and ensure actionable insights are delivered to clients while driving business growth and talent development.

• Oversee end‑to‑end MMM and marketing effectiveness programmes, from scoping and data strategy through to modelling, insights and activation.
• Ensure robust project governance, including data quality, model validity and actionable recommendations that drive client impact and business growth.
• Translate complex analytical outputs into strategic narratives and clear actionable recommendations for senior stakeholders and C‑suite clients.
• Define, steer and monitor project roadmaps using Ekimetrics’ methodologies and standards, ensuring delivery aligns with client objectives, profitability targets and timelines.
• Provide strategic oversight to clients, helping optimise marketing spend, enhance campaign performance and improve customer segmentation and ROI.
• Support partners and senior managers in client engagement, delivering strategic insights, shaping proposals and contributing to RFPs and pitches.
• Continuously identify and implement innovative approaches to solve client business challenges.

• Line‑manage multiple team members, overseeing performance, conducting regular 1:1s, performance reviews and talent assessments while ensuring high‑quality delivery, profitability and client satisfaction.
• Lead talent development initiatives, including annual talent reviews and career development planning.
• Mentor project teams, guiding analytical work streams, ensuring quality and promoting knowledge sharing to develop team capabilities.
• Contribute to project staffing strategy, balancing business priorities, expertise requirements and team development opportunities.
• Recruit, align and develop resources to build high‑performing teams, retaining top talent.
• Encourage collaboration, communication and knowledge sharing within squads, inspiring team engagement and continuous improvement.

• Serve as the operational and strategic point of contact for key accounts, maintaining strong long‑term client relationships.
• Identify cross‑sell and upsell opportunities and support global account growth strategies.
• Contribute to the scoping and design of new projects, ensuring business cases align with Ekimetrics capabilities.
• Provide strategic guidance to clients using data‑driven insights, helping them understand target audiences, optimise marketing spend and measure campaign impact.

• Enhance MMM methodologies, automation, tooling and internal assets to scale delivery excellence.
• Contribute to thought leadership, knowledge management and innovation initiatives.
• Act as an ambassador of Eki culture, role‑modeling Ekimetrics’ core values:
  Curiosity, Creativity, Excellence, Transmission, Pleasure.

• Experience in econometrics, MMM or marketing effectiveness.
• Bachelor’s or master’s degree in Statistics, Econometrics, Data Science, Economics, Applied Mathematics, Marketing Analytics or related field.
• Proficient in Python,…