Tesco UK • Welwyn Garden City • Hybrid • Full-Time • Apply by 27-Feb-2026
As the Data Platform Engineer in the Cyber Data Platform team, you will contribute to the development and maintenance of a robust data platform that enables users to develop advanced analytics, machine learning, and GenAI solutions to strengthen our security defences. You will collaborate closely with cross‑functional data teams to ensure the platform is scalable, secure, and aligned with cybersecurity goals. We know life looks a little different for each of us. That's why at Tesco, we always welcome chats about flexible working. Some people are at the start of their careers, some want the freedom to do the things they love. Others are going through life‑changing moments like becoming a carer, nearing retirement, adapting to parenthood, or something else. So, talk to us throughout your application about how we can support.
What is in it for you
* 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 (after 1 year’s service) at full pay, followed by 13 weeks of Statutory Maternity Pay or Statutory Adoption Pay, we also offer 4 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
You will be responsible for
* Data Architecture: Support the design, build and management of real‑time, near real‑time and batch data architectures that support threat detection, incident response and reporting through advanced analytics, machine learning and GenAI capabilities.
* Data Integration and Transformation: Implement and manage the automated frameworks for integrating the data from various security sources into the security data lake. Also, the data transformation frameworks to move data between the raw, trusted, and curated data layers.
* Coding and Documentation: Contribute to raising the quality bar of the team’s codebase by producing high‑quality code and documentation of data platform architecture, processes and best practices.
* Automation and DevOps: Implement various automations and DevOps practices to streamline the deployment, configuration and management of data platform components.
* Collaboration and Communication: Collaborate and communicate effectively with members of the team and actively participate in resolving issues related to data platform operations, providing support as needed.
You will need
* Proficiency in SQL and programming languages like Python
* Working knowledge of ETL and ELT frameworks and orchestration tools like Airflow and dbt
* Experience working with cloud platforms e.g. Azure
* Knowledge of data lakes and data warehouses concepts and distributed systems like Kafka, Spark, etc.
* Familiarity with Kubernetes, CI/CD and Terraform
* Knowledge of cybersecurity principles and practices
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, click here for more information. And if you’re interested in joining our team but don’t tick every box, don’t let that hold you back from applying.
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