Commercial Data Analyst

Harnham; Greater London; On-site; GBP 40,000 - 60,000; Full time

Job summary

A leading retail brand is seeking a Commercial Data Analyst to drive data-informed decisions across various teams. The role involves analyzing sales trends, marketing ROI, and customer data to influence strategy and support growth. Ideal candidates will have strong SQL skills and experience in digital marketing analytics.

Qualifications

• Experience in digital, marketing or customer analytics.
• E-commerce or retail background a plus.

Responsibilities

• Spot sales trends and recommend trading decisions.
• Support new store expansion strategy through data analysis.
• Evaluate marketing ROI and lead incrementality testing.

Skills

SQL

Data Visualisation

Python

Analytical Thinking

Education

3+ years in data analytics or insight role

Tools

BigQuery

Looker

Power BI

Fospha

GA

Job description

This range is provided by Harnham. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

Direct message the job poster from Harnham

Senior Recruitment Consultant - Marketing and Digital (Analytics, Product, Research, Insights and CRM) at Harnham - London, UK

A digitally-led retail brand within a well-established retail group is hiring a Commercial Data Analyst to help drive smarter, faster decisions across the business. With a balanced mix of e-commerce and brick-and-mortar, the business is profitable and growing-with ambitious digital growth targets for the year ahead.

As the sole embedded data expert in the brand team, you'll work across Digital, Marketing, Buying, Finance, and Exec stakeholders-responding to ad hoc requests, delivering insightful reporting, and most importantly, using data to proactively influence strategy.

Spot sales trends (e.g. weather-driven demand spikes) and recommend agile trading or campaign decisions

Support new store expansion strategy by analysing customer location, order frequency, and market viability

Evaluate marketing ROI using tools like Fospha and GA; lead incrementality testing across paid channels

Integrate new data sources (e.g. research, attribution, or behavioural data) to enrich customer understanding

3+ years in a data analytics or insight role

Strong SQL, experience with BigQuery preferred

Exposure to Python for analysis/modelling

Skilled in data visualisation (Looker, Tableau, Power BI, etc.)

Experience in digital, marketing or customer analytics

E-commerce or retail background a plus

Naturally curious and proactive-you spot trends and ask questions before others do

Tech Stack: BigQuery (SQL), Python, Looker, Fospha, GA, ContentSquare

Interview Process:

Intro chat with Chief Digital Officer

In-person data task with senior stakeholders

Optional meeting with other senior leaders (Marketing, Finance, COO)

This is a fantastic opportunity for a commercially-minded analyst to step into a role where your insights will directly shape digital growth and brand strategy.

Interested or know someone perfect? Apply now or DM for more details.

Seniority level

• Seniority level

  Entry level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Analyst

• Industries

  Retail Apparel and Fashion

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