Marketing Effectiveness Analyst

London, UK (Hybrid)

£47K/yr – £74K/yrMid LevelFull time

Posted 2 weeks ago

Job Description

Responsibilities

  • Data Integrity & Governance: Serve as the lead custodian for marketing data quality. Maintain end-to-end data integrity across tracking, tagging, and reporting platforms while proactively addressing anomalies.
  • Target Setting & Performance Measurement: Partner with the Customer Planning & Performance Manager to establish and track Customer and Marketing plan metrics. Oversee regular weekly, monthly, and ad-hoc reporting.
  • Strategic Alignment: Collaborate with Brand Campaigns and Category Marketing teams, translating raw data into clear strategic frameworks that align activity with core business objectives.
  • Cross-Functional Modelling: Work alongside Commercial, Customer, and Data Insight & Analytics teams to ensure key performance indicators are accurately modelled, unified, and free of data silos.
  • Trend Identification & Actionable Insights: Analyse datasets continuously to detect emerging trends and shifts in consumer behaviour, turning complex analysis into clear, actionable recommendations.
  • Agile Activity Optimisation: Provide data-driven guidance on budget reallocations across weekly, monthly, and quarterly planning cycles, advising marketing teams on where to scale, pivot, or stop campaigns to optimise acquisition and retention.

Requirements

  • Highly commercially aware and understanding of business performance in line with Marketing performance
  • Setting Marketing channel KPI’s and OKR’s for owned and paid channels
  • Confident in SQL and joining large data sets using Snowflake
  • Extensive knowledge and creation of reporting and automation techniques using BI tools such as Tableau
  • Experience of delivering and influencing change using own analysis
  • Confident in managing a variety of stakeholders, including Senior Leaders and presenting data stories
  • Working knowledge of Adobe Analytics

Preferred

  • Python and complex data modelling techniques
  • Professional Marketing qualification and setting Marketing channel KPI’s and OKR’s
  • Use of AI to generate insight and reporting tools
John Lewis & Partners logo

John Lewis & Partners

Since 1864 we've been delighting customers with our quality products and renowned customer service. We put happiness at the heart of everything we do. We our one brand under the John Lewis Partnership umbrella. A unique way of doing business where all of our Partners (employees) share ownership of the company. We’re on a journey, an ongoing experiment to find happier, more trusted ways of doing business and all of our Partners have a part to play. By joining the Partnership you’ll be joining a different kind of business. One that seeks to make a difference, not just to its Partners, but to the lives of everyone. It’s this shared purpose that drives us. Guides us. And we believe that by working together, in Partnership, we can help create a place with happier people, for a happier business and a happier world. #FindYourHappier #DrivenByPurpose

London, England, GBR
12K employees (1,201 in marketing)

Salaries

Posted range

£47K/yr – £74K/yr

Taken straight from the job posting.

See all John Lewis & Partners salaries

Marketing Team

Marketing Team Size
700 (6% of company)
Median Tenure
8.5 years
Marketing Roles Posted (Last 30 Days)
2

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307.1K
Traffic Source Mix
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52.6%
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32.7%
Referral
11.8%
Social
2.3%
Paid
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Current headcount: ~12.4K

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Marketing Effectiveness Analyst

John Lewis & Partners · London, UK · Hybrid