> Markdown version of [/jobs/ext/2820749-senior-manager-data-science-marketing-effectiveness-mmm](https://www.wearedevelopers.com/jobs/ext/2820749-senior-manager-data-science-marketing-effectiveness-mmm). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Manager, Data Science & Marketing Effectiveness (MMM) - **Company:** Limelight Health - **Location:** London, UK - **Experience:** Expert - **Salary:** £98,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Excel, Microsoft Azure, Big Data, Python (Programming Language), SQL Databases, Data Analytics, Data Management, Databricks - **Published:** September 10, 2026 - **Apply:** https://www.collegerecruiter.com/job/2840601918-senior-manager-data-science--marketing-effectiveness-mmm ## About the Role Experience & Technical Skills * 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. * Client & People Management * 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. * Strategic thinker with strong problem-solving mindset and focus on continuous improvement. * Experienced in mentoring, coaching, talent development, and fostering team growth. * Skilled in client account management, maintaining relationships, and driving portfolio growth. * Contributes to thought leadership and forward-looking perspectives on marketing measurement and MMM. * Soft Skills * Collaborative, proactive, and results-driven. * Positive, resilient, and adaptable in fast-paced environments. * Curious, creative, and committed to delivering high-quality work ## Description As a Senior Manager in Marketing effectiveness, you will lead multiple high-impact programs for strategic clients, manage multi-account portfolios, and drive both business growth and talent development. You will oversee teams, ensure delivery excellence, and strengthen Ekimetrics' market position. More precisely, you will: * Strategic Portfolio & Project Leadership * 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. * People & HR Leadership * 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 HR and talent development initiatives, including annual talent reviews, career development planning, succession planning, and retention strategies, achieving retention of direct reports. * Mentor and coach managers, analysts, and junior staff, promoting knowledge sharing and developing team capabilities. * Recruit, align, and develop resources to build high-performing teams, retaining top talent. * Encourage collaboration, communication, and high engagement across squads. * Account & Business Growth * 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. * Represent Ekimetrics externally at conferences, events, and client forums. * Track and animate realized client business gains from Ekimetrics partnership, drive a narrative of program value to account stakeholders. * Practice & Thought Leadership * Share and document best practices across the community to promote mastery of delivery. * Contribute to building/developing verticals, domains, or leading strategic projects locally or globally. * Contribute to upskilling strategies for office teams in client management, PMO, and project leadership. * Act as an ambassador of Eki culture role-modelling Ekimetrics' core values: Curiosity, Creativity, Excellence, Generosity, Enjoyment. ## Related Videos - [Data Science in Retail](https://www.wearedevelopers.com/videos/586-data-science-in-retail) - [Fault Tolerance and Consistency at Scale: Harnessing the Power of Distributed SQL Databases](https://www.wearedevelopers.com/videos/1146-fault-tolerance-and-consistency-at-scale-harnessing-the-power-of-distributed-sql-databases) - [Cutting LLM Costs Without Cutting Quality: How to Beat Proprietary LLMs with Fine-Tuned Open Source](https://www.wearedevelopers.com/videos/100151-cutting-llm-costs-without-cutting-quality-how-to-beat-proprietary-llms-with-fine-tuned-open-source) - [Alibaba Big Data and Machine Learning Technology](https://www.wearedevelopers.com/videos/37-alibaba-big-data-and-machine-learning-technology) - [Coffee with Developers - Maria Apazoglou](https://www.wearedevelopers.com/videos/1209-coffee-with-developers-maria-apazoglou) - [Fault Tolerance and Consistency at Scale: Harnessing the Power of Distributed SQL Databases](https://www.wearedevelopers.com/videos/1520-fault-tolerance-and-consistency-at-scale-harnessing-the-power-of-distributed-sql-databases) ## Related Articles - [Best Companies to work for in London: Top 25 Companies in 2023](https://www.wearedevelopers.com/magazine/187-best-companies-to-work-for-in-london-top-25-companies-in-2023) - [Data Analyst Salary in the UK](https://www.wearedevelopers.com/magazine/278-data-analyst-salary-in-the-uk) - [Coffee with Developers - Maria Apazoglou - Making AI understandable for all in production](https://www.wearedevelopers.com/magazine/475-coffee-with-developers-maria-apazoglou-making-ai-understandable-for-all-in-production) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Should Tech Managers Be Developers First? Pros and Cons](https://www.wearedevelopers.com/magazine/327-should-tech-managers-be-developers-first-pros-and-cons)