Marketing Analyst 200300

Harnham; Greater London; On-site; GBP 48,000 - 60,000; Full time

Benefits offered by this job

Hybrid working model

Office access in London & Southampton

Job summary

Harnham is seeking a Marketing Analyst to join a data-driven consumer business. You will shape customer, CRM, loyalty, and retail media strategy through impactful analysis and measurement.

You’ll work in an analytics function with exposure to senior stakeholders, delivering actionable insights that optimise campaigns and customer engagement. Hybrid London/Southampton setup with excellent benefits.

Qualifications

• Strong SQL skills with large customer datasets.
• Experience in customer, CRM or marketing analytics.
• Commercial experience measuring marketing performance across channels.
• Understanding of retail media, audience targeting, segmentation, or optimisation.
• Experience applying statistics to evaluate performance and outcomes.
• Data visualisation to communicate findings to technical and non-technical audiences.
• Exposure to cloud-based data environments such as Databricks.

Responsibilities

• Measure and evaluate campaign performance across retail media, CRM and loyalty activities.
• Analyse incrementality, uplift, ROI, engagement and commercial impact.
• Build and assess customer audiences and segments for campaign activation.
• Deliver clear, actionable insights to influence marketing and audience strategy.
• Monitor and report on customer health metrics: acquisition, retention, engagement, churn.
• Collaborate with analytics, marketing, CRM and commercial stakeholders.
• Apply statistical techniques to support decision making.
• Use SQL and data visualisation tools to communicate findings.

Skills

SQL

Customer analytics

CRM analytics

Marketing analytics

Data visualisation

Databricks / cloud

Hypothesis testing

Tools

SQL

Job description

London Hybrid | £50,000 + Bonus + Excellent Benefits

This is a fantastic opportunity for a Marketing Analyst to join a well-established, data-driven consumer business at a pivotal stage of growth. Working within a specialist analytics function, you will play a key role in shaping customer, CRM, loyalty, and retail media strategy through impactful analysis and measurement.

The Company

They are a leading consumer-focused organisation with a significant omnichannel presence and a strong investment in data and analytics. Customer insight sits at the heart of decision-making, with analytics playing a critical role in driving commercial outcomes across digital and offline channels.

Operating at scale, they manage large volumes of customer and transactional data, creating an environment where analysts can deliver meaningful business impact. The analytics team is highly regarded within the business and offers strong exposure to senior stakeholders and strategic initiatives.

The Role

As a Marketing Analyst, you will work across customer analytics, CRM, loyalty, and retail media measurement, helping the business better understand campaign effectiveness and customer behaviour.

Key responsibilities include:

• Measuring and evaluating campaign performance across retail media, CRM, and loyalty activity


• Analysing incrementality, uplift, ROI, customer engagement, and commercial impact


• Building and assessing customer audiences and segments to support campaign activation


• Delivering clear, actionable insights that influence marketing and audience strategy


• Monitoring and reporting on customer health metrics including acquisition, retention, engagement, frequency, and churn


• Working with stakeholders across analytics, marketing, CRM, and commercial functions


• Applying statistical techniques including hypothesis testing and confidence intervals to support decision-making


• Using SQL and data visualisation tools to interrogate data and communicate findings effectively

Your Skills & Experience

You will ideally have:

• Strong SQL skills and experience working with large customer datasets


• Experience in customer analytics, CRM analytics, or marketing analytics environments


• Commercial experience measuring marketing or campaign performance across multiple channels


• Understanding of retail media, customer targeting, audience segmentation, or campaign optimisation


• Experience applying statistical methods to evaluate performance and identify meaningful outcomes


• Data visualisation experience with the ability to communicate findings to both technical and non-technical audiences


• Exposure to cloud-based data environments such as Databricks or similar platforms


• A track record of translating data into actionable business recommendations

What They Offer

• Hybrid working model with a mix of Southampton and London office access


• Exposure to high-profile customer and marketing analytics projects


• Opportunity to develop expertise across retail media, CRM, loyalty, and customer analytics


• Clear progression within a growing analytics function