Manager, Data Science – Marketing Effectiveness

🕒 December 9, 2025

🏢🏡 London – Hybrid

💵 £75k - £90k / year

⏰ Full Time

🟡 Mid-level

🟠 Senior

📊 Data Scientist

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Ekimetrics

WebsiteLinkedInAll Job Openings

201 - 500 employees

💰 Venture Round on 2020-11

Ekimetrics is a pioneering leader in data science and AI-powered solutions for sustainable business performance.

📋 Description

• 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/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 workstreams, ensuring quality, and promoting knowledge sharing to develop team capabilities. • 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.

🎯 Requirements

• 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, R, SQL, Excel, and visualisation tools; experience with Databricks, Azure, or other cloud/data platforms is a plus. • Strong understanding of econometrics, regression, Bayesian statistics, and advanced modelling techniques. • Skilled in handling large datasets, optimising pipelines, and delivering high-quality outputs • Track record of translating complex model results into actionable business recommendations. • Proven ability to lead multiple project teams and manage priorities autonomously. • Excellent communication, storytelling, and presentation skills for senior stakeholders. • Strategic thinker with strong problem-solving skills and a focus on continuous improvement. • Experienced in mentoring, talent development, and encouraging team growth. • Skilled in client account management, maintaining relationships, and identifying growth opportunities. • Collaborative, proactive, and results-driven. • Positive, resilient, and adaptable in fast-paced consultancy environments. • Curious, creative, and committed to delivering high-quality work.

🏖️ Benefits

• Salary From £80,000 + Bonus 20% + Corporate bonus • The Eki.Academy training catalogue: learning paths, solution- and role-specific programs, and Climate School environmental awareness courses • Regular events and seminars to connect with colleagues • Modern office space in a central London location • Flexible hybrid working policy (2 days a week in office + 20 days remotely) • 25 days annual leave + bank holidays, plus 3 additional days for tenure • Private healthcare, life insurance, and wellbeing support • Group pension scheme • Opportunities for international mobility and career development