Senior Optimisation Analyst

Tesco Technology; Greater London; Hybrid; GBP 60,000 - 85,000; Full time

Benefits offered by this job

Annual bonus up to 20% of base salary

Holiday 25 days + personal day

Private medical insurance

Maternity and adoption leave (26 weeks

Statutory support for family leaves

24/7 virtual GP and EAP

Job summary

Tesco Stores Limited is seeking a Product Analytics and Experimentation professional to join the Data, Analytics & AI directorate. You will drive end-to-end A/B testing, shape measurement frameworks, and partner with Product, Optimisation and Analytics teams to improve decision making across Tesco’s digital products.

You will also help advance statistical methods and data quality to speed insights and impact business outcomes.

Qualifications

• Digital analytics, optimisation, or experimentation roles with strong understanding of A/B testing.
• Ability to apply statistical techniques to real-world problems and explain findings to technical and non-technical audiences.
• Cross-functional collaboration across product, optimisation and analytics teams.

Responsibilities

• Lead end-to-end A/B test analysis, define measurement frameworks, validate data sources, and deliver actionable recommendations to stakeholders.
• Partner with Product Managers, Optimisation Managers, and Analytics Capabilities to define hypotheses, methodologies, success metrics, and measurement requirements.
• Advance Tesco's experimentation capability by evaluating and implementing advanced statistical methods and best practices that improve decision making.
• Identify and implement improvements to data quality, analytics processes, and experimentation workflows to increase speed and accuracy of insights.
• Manage the experimentation analysis backlog at a stream level, prioritise work and coordinate delivery to align with business priorities.
• Support definition of OKR metrics and collaborate with Analytics, UX Insight, and Commercial Personalisation teams to identify opportunities to improve the digital customer experience.
• Coach and mentor analysts to promote best practices in experimentation and analysis within the team.

Skills

A/B testing methodologies

Statistical techniques

SQL

Cross-functional collaboration

Data storytelling

Tools

Adobe Analytics

Tableau

Hadoop

Job description

About the role

The Product Analytics and Experimentation team sits within the Data, Analytics & AIdirectorate in the Technology department. Our mission is to deliver insightful and actionabledata through reporting, analysis, and experimentation; with a focus on establishing bestpractice processes and enabling data-driven decision making across all supported productteams. The Tesco mobile app and in-store self-checkout tills are among the digital productssupported by our team. Everything is underpinned by our continuous drive for the best tools and technology to deliverour vision. We’re driving innovation and transforming our Technology to become the world’sleading e-commerce business.We need people who share our ambition to deliver for our customers; Passionate andconfident people willing to take the initiative and drive us forwards. In return we offerexcitement, a great team, an excellent benefit package, and significant career developmentopportunities. At Tesco, you’ll find a world‑class data environment with the Tesco Analytics Platform – allour analytics, sales and customer data in one place. Our team offers unparalleledopportunities to gain fantastic big data analytics experience while working extremely closelywith the key decision‑makers in the business. Joining us means playing a part in defining, building and launching an ambitious roadmap ofdigital products that could affect the lives of millions of people over the years to come.

If that sounds exciting, then we'd love to hear from you.

The position can be based either in our office in Farringdon, London, or in our head office in Welwyn Garden City, with some occasional travel to the other office required.

You will be responsible

This role reports to the Analytics Manager for Optimisation. Responsibilities will evolve in linewith business needs, but key responsibilities include:

• Leading end-to-end A/B test analysis, including defining measurement frameworks,shaping tracking requirements, validating data sources, applying appropriateanalytical techniques, and delivering clear, actionable recommendations tostakeholders.
• Partnering with Product Managers, Optimisation Managers, and the AnalyticsCapabilities team to define hypotheses, experimentation methodologies, successmetrics, technical approaches, and measurement requirements, ensuring robusttracking and analytics are in place for all A/B testing activity.
• Escalation and advancement of Tesco’s experimentation capability through theevaluation, recommendation, and implementation of advanced statistical methods,analytical techniques, and best practices that improve decision‑making and businessoutcomes.
• Identifying and implementing improvements to data quality, analytical processes, andexperimentation workflows to increase efficiency, accuracy, and the speed of insightgeneration.
• Managing the experimentation analysis backlog at a stream level, prioritising work andcoordinating delivery to ensure timely and effective support for business priorities.
• Supporting the definition of OKR metrics and collaborating with Analytics, UX Insight,and Commercial Personalisation teams to identify opportunities for improving thedigital customer experience.
• Coaching and mentoring analysts within the team, promoting best practice inexperimentation and analysis, and helping to develop analytical capability across thefunction.

You will need

• Digital analytics, optimisation, or experimentation roles, with a strong understandingof A/B testing methodologies and the value of experimentation in driving businessoutcomes.
• Applying statistical techniques and experimentation principles to real‑world businessproblems, with the ability to explain analytical findings and complex concepts to bothtechnical and non-technical audiences.
• Partnering effectively with cross‑functional teams and contributing across all stages ofthe product development lifecycle.
• Using large and complex datasets to generate insights, combining data from multiplesources and applying advanced SQL to support analysis.
• Keeping up to date with industry trends, emerging methodologies, and best practicesin analytics, experimentation, and optimisation.

While not essential, experience in the following areas would be desirable:

• Working with digital analytics, business intelligence, and data visualisation tools, suchas Adobe Analytics, Tableau, Hadoop, or equivalent platforms.

Whats in it for you?

We’re all about the little helps. That’s why we make sure our Tesco colleague benefits package takes care of you – both in and out of work.

• Annual bonus scheme of up to 20% of base salary.
• Holiday starting at 25 days plus a personal day (plus Bank holidays).
• Private medical insurance.
• 26 weeks maternity and adoption leave (12 months service required at the qualifying date) at full pay, followed by 13 weeks of Statutory Maternity Pay or Statutory Adoption Pay, we also offer 6 weeks fully paid paternity leave.
• Free 24/7 virtual GP service, Employee Assistance Programme (EAP) for you and your family, free access to a range of experts to support your mental wellbeing.

About Us

You might know us as a supermarket, technology company or even for our award-winning mobile network. Truth is, we’re all of those things, and much more. Our colleagues work with one goal in mind, helping to make every day a little better for our customers, colleagues and communities all over the world. No two customers are the same, neither are our colleagues.

At Tesco, we champion a balance that lets you thrive both in and out of work. Spend 60% of your week collaborating with colleagues at our office locations or local sites and the rest remotely. Whether you're just kicking off your career, juggling passions, or navigating big life events, we're here to support you. We always welcome a conversation about flexible working, so talk to us throughout your application about how we can support.

We're proud to be an accredited Disability Confident Leader, where everyone’s welcome. That’s why we commit to providing a fully inclusive and accessible recruitment process.

If you need support with your application,

And if you're interested in joining our team but don't tick every box, don't let that hold you back from applying.

When you join us in this role, you'll be employed by Tesco Stores Limited, the Tesco legal entity responsible for your employment.