Senior Optimisation Analyst
Listed on 2026-09-26
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IT/Tech
Data Analyst, Data Science Manager, Business Systems & Technology Analysis
The Product Analytics and Experimentation team sits within the Data, Analytics & AI directorate in the Technology department. Our mission is to deliver insightful and actionable data through reporting, analysis, and experimentation; with a focus on establishing best practice processes and enabling data-driven decision making across all supported product teams. The Tesco mobile app and in-store self-checkout tills are among the digital products supported by our team.
Everything is underpinned by our continuous drive for the best tools and technology to deliver our vision. We’re driving innovation and transforming our Technology to become the world’s leading e-commerce business.
We need people who share our ambition to deliver for our customers;
Passionate and confident people willing to take the initiative and drive us forwards. In return we offer excitement, a great team, an excellent benefit package, and significant career development opportunities.
At Tesco, you’ll find a world-class data environment with the Tesco Analytics Platform – all our analytics, sales and customer data in one place. Our team offers unparalleled opportunities to gain fantastic big data analytics experience while working extremely closely with the key decision-makers in the business.
Joining us means playing a part in defining, building and launching an ambitious roadmap of digital 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.
This role reports to the Analytics Manager for Optimisation. Responsibilities will evolve in line with 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 appropriate analytical techniques, and delivering clear, actionable recommendations to stakeholders.
- Partnering with Product Managers, Optimisation Managers, and the Analytics Capabilities team to define hypotheses, experimentation methodologies, success metrics, technical approaches, and measurement requirements, ensuring robust tracking and analytics are in place for all A/B testing activity.
- Escalation and advancement of Tesco’s experimentation capability through the evaluation, recommendation, and implementation of advanced statistical methods, analytical techniques, and best practices that improve decision-making and business outcomes.
- Identifying and implementing improvements to data quality, analytical processes, and experimentation workflows to increase efficiency, accuracy, and the speed of insight generation.
- Managing the experimentation analysis backlog at a stream level, prioritising work and coordinating 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 the digital customer experience.
- Coaching and mentoring analysts within the team, promoting best practice in experimentation and analysis, and helping to develop analytical capability across the function.
- Digital analytics, optimisation, or experimentation roles, with a strong understanding of A/B testing methodologies and the value of experimentation in driving business outcomes.
- Applying statistical techniques and experimentation principles to real-world business problems, with the ability to explain analytical findings and complex concepts to both technical and non-technical audiences.
- Partnerin…
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