Senior Manager, Data Science & Marketing Effectiveness (MMM)

London, UK (Hybrid)

Salary Not AvailableSenior Level9+ years expFull time

Posted 3 weeks ago

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Job Summary

Own the end-to-end client engagement and project delivery for a portfolio of strategic analytics work, turning econometric models into high impact, boardroom-ready recommendations that improve marketing ROI and unlock cross-sell opportunities.

  • Portfolio governance: lead multi-account and regional projects with strong data quality, model accuracy, and on-time delivery.
  • Executive storytelling: translate complex analytics into narratives and recommendations for senior stakeholders and C-suite clients.
  • Growth and expansion: identify cross-sell opportunities, optimize marketing spend, and drive ROI through improved segmentation and campaign performance.

Job Description

Responsibilities

  • Lead a portfolio of strategic client projects (multi-accounts) or a major regional project under Partner supervision.
  • Define, steer, and monitor strategic project roadmaps leveraging Ekimetrics solutions models and standards.
  • Ensure robust governance: data quality, model accuracy, actionable insights, and on-time, high-value delivery.
  • Pilot portfolio growth, margin, costs, and ROI to meet business objectives.
  • Secure alignment of resources for high-quality delivery in line with Ekimetrics’ strategy.
  • Translate complex analytics into compelling narratives and actionable recommendations for senior stakeholders and C-suite clients.
  • Support clients in optimizing marketing spend, improving segmentation, enhancing campaign performance, and maximizing ROI.
  • Lead contributions to RFPs and pitches, reinforcing Ekimetrics’ commercial visibility.
  • 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.

Requirements

  • 9+ years’ experience in econometrics, MMM, marketing effectiveness, or data science analytics
  • Bachelor’s or master’s degree in Statistics, Econometrics, Data Science, Economics, Applied Mathematics, Marketing Analytics, or a related field
  • Knowledge in Python, SQL, Excel, and visualisation tools; experience with Databricks, Azure, or other cloud/data platforms is a plus
  • Deep understanding of econometrics, regression, Bayesian statistics, and advanced modelling techniques
  • Proven ability to handle large datasets, optimise pipelines, and deliver high-quality outputs
  • Track record of translating complex model outputs into strategic, business-focused recommendations
  • Fluent English is mandatory
  • Experienced in line management, HR responsibilities, Performance reviews and career development
  • Proven ability to lead multiple project teams and manage priorities autonomously
  • Excellent communication, storytelling, and presentation skills for senior stakeholders and C-suite clients

Preferred

  • Experience with Databricks, Azure, or other cloud/data platforms

Benefits

  • 4% matched pension
  • 25 days Holiday + Bank holidays + extra day Tenure leave
  • Private medical care
  • Life insurance
  • Critical illness cover
  • Salary sacrifice bike scheme
  • The Eki.Academy training catalog and certifications
  • Events and seminars to stay close to your community
  • Light vibrant premises in a central area in the heart of London
  • + many other Ekimetrics benefits
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Ekimetrics

4.0 Glassdoor

Ekimetrics transforms how organizations make critical business decisions. Through AI-powered Managed Solutions, we help companies build sustained competitive advantage. Our solutions combine the Eki.Decisions platform with embedded experts who bring 20 years of experience in marketing, commercial effectiveness, and data science, connecting decisions across business domains to drive scalable, lasting impact. With 500+ experts across three continents, Ekimetrics delivers measurable results through responsible and sustainable AI. Visit us at ekimetrics.com.

Founded in 2006
Paris, Île-de-France, FRA
523 employees (15 in marketing)
87% recommend to a friend
95% CEO approval

Traffic Signals

Monthly Visitors
18.3K
Traffic Source Mix
Search
71.8%
Direct
17%
Referral
4.6%
Social
1.3%
Paid
3.7%

Headcount Trend

Current headcount: ~523

Marketing Team

Marketing Team Size
15 (3% of company)
Marketing Roles Posted (Last 30 Days)
9

Funding

Total Funding
$28.6M
Last Raise
$28.6M
Series Unknown, 6 years ago

Funding History

  • Nov 2020
    Series Unknown • $28.6M
  • Nov 2016
    Seed

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