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Harnham - Data and Analytics Recruitment

Senior Analyst- Performance Marketing

London, Greater London

£60,000 to £65,000 a year Full-time Closes 16 December 2026

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About this role

This is an opportunity to join a organisation investing heavily in marketing effectiveness and customer analytics. Sitting within a commercial analytics function, you'll play a key role in helping marketing teams understand performance, optimise media investment, and work with MMM models.

The Company

The organisation is undergoing significant transformation across data, analytics, and marketing. Analytics plays a central role in commercial decision-making, with teams working closely with stakeholders to improve customer acquisition, engagement, and long-term value.

The business is continuing to expand its analytical capabilities and is investing in modern data platforms, marketing measurement, and advanced modelling to support smarter marketing decisions.

The Role

As a Senior Analyst, Performance Marketing, you will partner closely with marketing stakeholders to deliver insights that improve paid media effectiveness and maximise return on investment.

Key responsibilities include:

  • Building and maintaining analytical solutions to measure paid media performance across channels and campaigns
  • Using SQL to create scalable datasets and automate reporting processes
  • Delivering deep-dive analysis into customer acquisition, conversion, retention, and campaign effectiveness
  • Developing dashboards and reporting solutions to support marketing decision-making
  • Working with marketing teams and agency partners to establish robust measurement frameworks
  • Supporting Marketing Mix Modelling (MMM) initiatives by preparing data inputs, validating outputs, and helping stakeholders interpret results
  • Assessing attribution models and identifying opportunities to improve marketing measurement
  • Translating complex analytical findings into clear commercial recommendations
  • Collaborating with data engineering and technology teams to ensure data quality and reliable reporting

Your Skills & Experience

  • Strong commercial experience using SQL for data extraction, transformation, and analysis
  • Experience working within performance marketing, digital marketing analytics, or paid media analytics
  • Understanding of paid media measurement, ROI, ROAS, attribution, and marketing effectiveness
  • Experience building dashboards and analytical products using tools such as Power BI, Tableau, or Looker
  • Exposure to Marketing Mix Modelling (MMM), including supporting model inputs, interpreting outputs, or working alongside modelling teams
  • Experience using Python or R for analysis and automation is beneficial
  • Strong stakeholder management skills with the ability to communicate analytical insights to non-technical audiences
  • Experience working with large-scale customer, campaign, or marketing datasets

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