Senior Performance Marketing Analytics Lead

Harnham; Greater London; On-site; GBP 70,000 - 100,000; Full time

Job summary

Harnham is seeking a Senior Analyst, Performance Marketing to partner with marketing stakeholders and deliver insights that improve paid media effectiveness and ROI. You will build analytical solutions and use SQL to prepare scalable datasets, while developing dashboards in Power BI, Tableau or Looker to inform marketing decisions.

Experience with MMM inputs and modeling, plus strong stakeholder communication, will help translate complex findings into actionable business recommendations and

Qualifications

• Strong commercial experience using SQL for data extraction, transformation, and analysis.
• Experience in performance marketing, digital analytics, or paid media analytics.
• Understanding of paid media measurement, ROI, attribution, and marketing effectiveness.
• Experience building dashboards with Power BI, Tableau, or Looker.
• Exposure to Marketing Mix Modelling (MMM) and related data inputs.

Responsibilities

• 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.
• Collaborating with marketing teams and agency partners to establish robust measurement frameworks.
• Supporting 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.

Skills

SQL

Performance marketing analytics

Power BI

Tableau

Looker

MMM exposure

Python or R

Stakeholder management

Large datasets

Tools

Power BI

Tableau

Looker

Python

R

Job description

Harnham is seeking a Senior Analyst, Performance Marketing to partner with marketing stakeholders and deliver insights that improve paid media effectiveness and ROI. You will build analytical solutions and use SQL to prepare scalable datasets, while developing dashboards in Power BI, Tableau or Looker to inform marketing decisions.

Experience with MMM inputs and modeling, plus strong stakeholder communication, will help translate complex findings into actionable business recommendations and