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Tesco UK Welwyn Garden City Hybrid Full-Time Working hours 36 Apply by 26-Jun-2026
About the role
As Head of Platform Security, you will lead Tesco's strategy for securing enterprise platforms across hybrid cloud, workplace technology, developer platforms, and emerging AI capabilities. You'll drive a secure-by-design approach, enabling engineering teams to build and operate secure platforms at scale while leading a high-performing team of security leaders, architects, and engineers.
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. Click Here to find out more!
 
  • Annual bonus scheme of up to 45% of base salary.
  • Car Cash Allowance.
  • Holiday starting at 25 days plus a personal day (plus Bank holidays).
  • Private medical insurance.
  • Retirement savings plan - save between 6% - 10% and Tesco will contribute 1.5 times this amount.
  • 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.
  • This information is a shortened summary, refer to our policies for full details.
 
You will be responsible for
  • Defining and delivering Tesco's Platform Security strategy across cloud, infrastructure, workplace, AI, and engineering platforms.
  • Embedding security into platforms, products, and services through secure-by-default frameworks and reusable controls.
  • Driving security transformation initiatives that improve security outcomes while enabling business and technology objectives.
  • Leading the design and implementation of scalable security capabilities, engineering patterns, and risk management approaches.
  • Establishing security roadmaps, priorities, governance, and measurable outcomes.
  • Supporting the adoption of new technologies and platforms, including AI-enabled services, securely and at scale.
  • Driving collaboration between engineering, architecture, infrastructure, data, AI, and cyber security teams.
You will need
  • Significant experience leading security teams within large, complex organisations.
  • Strong background in Platform Security, Security Architecture, or Security Engineering.
  • Experience securing hybrid environments across on-premises infrastructure, public cloud, and workplace technologies.
  • Deep understanding of Azure, GCP, Kubernetes, OpenShift, VMware, CI/CD security, software supply chain security, identity and access management, and Zero Trust principles.
  • Proven ability to translate technical risks into business outcomes and influence senior stakeholders.
  • Experience managing large-scale security programmes, budgets, and organisational change.
  • AI, automation, and platform-led security experience is highly desirable.
  • Relevant certifications such as CISSP, CISM, SABSA, TOGAF, or CRISC are advantageous.
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.