Test & Learn Specialist - Marketing Insights & Steering (Marketing)

About the role

H&M Group is a global company of strong fashion brands and ventures. Our goal is to prove that there is no compromise between exceptional design, affordable prices, and sustainable solutions. We want to liberate fashion for the many, and our customers are at the heart of every decision we make. We are made up of thousands of passionate and talented colleagues united by our shared culture and values. Together, we want to use our power, our scale, and our knowledge to push the fashion industry towards a more inclusive and sustainable future. WHY YOU'LL LOVE WORKING HERE We offer all our employees at H&M Group attractive ben

Responsibilities

• As a Test & Learn Specialist, you will:
• Design and run experiments across marketing channels using robust methodologies
• Analyze results using statistical methods and translate findings into actionable insights
• Apply best practices in experimentation design, including hypothesis specification, power calculation, setup, analysis and validation
• Work hands-on with large datasets using SQL, Python, Google BigQuery, and Power BI
• Ensure data quality and reliability across experiments
• Communicate results clearly to technical and non-technical stakeholders
• Collaborate with teams across Marketing to support experiment execution and insight generation
• Contribute to improving experimentation methods and ways of working
• WHO YOU WILL WORK WITH:
• You will collaborate closely with teams across the Marketing organisation, including Activation (Media Operations and CRM & Loyalty), as well as Creative Production.
• You will also work with colleagues across the Marketing Tech Domain and Controlling to enable experiment execution, ensure data quality, and translate insights into business impact.

Requirements

• You are a curious and analytical problem-solver with a strong interest in marketing measurement and experimentation. You enjoy working hands-on with data and are comfortable designing, analysing, and interpreting experiments to generate clear and actionable insights.
• You bring a structured and detail-oriented mindset, with the ability to translate business questions into well-designed tests and robust analyses. You are comfortable working with data at scale and ensure high quality in both your methodology and outputs.
• You collaborate effectively with stakeholders and peers, communicating complex concepts in a clear and accessible way. You are open to feedback, eager to learn, and motivated to continuously improve both your own work and how experimentation is applied across the organisation.
• We are looking for people with:
• Bachelor's degree in Statistics, Engineering, Economics or related field
• 2+ years of experience working with data analytics, controlled experimentation, data science, marketing analytics, or related fields
• Experience with randomized controlled trial, hypothesis testing, quasi-experiments or similar methodologies
• Proficiency in SQL and experience managing large datasets from multiple data sources
• Knowledge of Python/R or other programming language
• Experience working with marketing and customer data is a plus
• Excellent communication and presentation skills, with the ability to convey complex concepts to non-technical audiences
• Analytical mindset and ability to lead with data-driven insights within a cross-functional team
• Fluent in English (written and spoken)

Additional Information

As a Test & Learn Specialist, you'll join the Marketing Insights & Steering area within the Marketing Domain, where we enable data-driven decision-making across H&M's global marketing organization. Our team plays a central role in understanding the impact of marketing ensuring that investments across channels, markets, and customer touchpoints are measurable, optimised, and aligned with business goals. We build and evolve the measurement ecosystem that underpins modern marketing at H&M - combining experimentation, attribution, and marketing mix modelling to generate actionable insights. From defining global measurement frameworks to analysing campaign and customer performance, we connect data, tools, and ways of working to help teams continuously learn and improve. Together, we empower stakeholders across marketing, tech, and business functions to make informed decisions, maximise the value of marketing investments, and drive sustainable growth.

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