The Data Quality Manager is responsible for ensuring that organisational data is accurate, complete, consistent, and fit for its intended use. The role provides leadership on data quality strategy, controls, and continuous improvement, enabling confident decision-making across reporting, analytics, and operational processes. This role works closely with business, analytics, and technology teams to identify data quality risks, define controls, and drive sustainable improvements at source. It balances robust quality management with pragmatic delivery, ensuring data quality practices are embedded into everyday ways of working rather than treated as reactive fixes. What is 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
The above information is a shortened summary, refer to our policies for full details
Data Quality Strategy & Framework
- Defining and owning the organisation's data quality strategy, framework, and principles.
- Establishing clear expectations for data quality dimensions (e.g. accuracy, completeness, timeliness, consistency).
- Aligning data quality priorities with business-critical outcomes and risks.
Data Quality Controls & Monitoring
- Designing and implementing data quality controls, checks, and monitoring approaches.
- Working with data engineering and analytics teams to embed automated quality checks into data pipelines and reporting.
- Defining thresholds, tolerances, and escalation processes for data quality issues.
Issue Management & Root Cause Resolution
- Leading investigation and triage of data quality issues impacting business decisions or reporting.
- Identifying root causes and working with data owners and technical teams to resolve issues at source.
- Tracking issues to resolution and preventing recurrence through sustainable fixes.
Data Quality Reporting & Insight
- Providing clear visibility of data quality health, trends, and risks to stakeholders.
- Translating technical data quality issues into business impact and prioritised actions.
- Supporting assurance, audit, and governance forums with robust evidence of data quality management.
Enablement & Continuous Improvement
- Building capability and awareness of data quality responsibilities across teams.
- Supporting Data Owners and Data Stewards in understanding and improving quality within their domains.
- Continuously improving data quality processes, tooling, and ways of working as data maturity evolves.
Essential
- Proven experience in data quality, data management, or analytics roles
- Experience designing and embedding data quality controls in complex data environments
- Strong understanding of how data quality impacts reporting, analytics, and decision‑making
- Experience working across business, analytics, and technology teams
Desirable
- Experience operating in large or federated organisations
- Experience with automated data quality tooling or monitoring solutions
- Background in data governance or data engineering environments
- Experience supporting audit, risk, or regulatory data assurance
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.
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Data Quality Manager in Welwyn Garden City employer: Tesco PLC
As a leading UK telecommunications provider, we pride ourselves on fostering a dynamic and inclusive work environment where Data Scientists can thrive. Our commitment to employee growth is reflected in our comprehensive benefits package, which includes an annual bonus, private medical insurance, and generous holiday allowance, all designed to support your well-being and work-life balance. Join us to be part of a collaborative culture that values innovation and enhances customer experiences through data-driven insights.
