OverviewShape the Future of Cloud Security at Tesco MobileTesco Mobile is the UK’s largest virtual mobile network, powered by O2 and backed by the strength of Tesco. We’re known for doing things differently — winning awards for customer satisfaction and bringing the best of Tesco to over five million customers!Join a tight-knit, inclusive team where your expertise in cloud security will make a real impact. You’ll be empowered to innovate, supported by the scale and resources of two major brands.Our Engineering team is agile, collaborative, and deeply invested in delivering secure, scalable solutions. You’ll be part of the Run & Operate Chapter, working within the DevSecOps Squad — a group responsible for the infrastructure and tooling that powers Tesco Mobile’s engineering systems.While your focus will be Azure cloud security, you’ll also collaborate with DevOps engineers, automation specialists, and platform experts to ensure our environments are secure, resilient, and future-ready.We will be looking for you to lead efforts to secure our cloud infrastructure, improve visibility through logging and SIEM, and embed security into our development lifecycle. ResponsibilitiesDefine and evolve Azure infrastructure security standardsAct as an authority in cloud securityCollaborate with development teams to enhance logging and observabilityValidate infrastructure changes against security guidelinesWork with the Cyber Security Team to align on strategy and complianceAdvocate for security improvements with clear, business-focused communicationSupport DevOps initiatives including CI/CD pipeline security and automationEssential skills & experienceProven experience in cloud security operations (Azure)Strong understanding of Azure Security Hub and posture management toolsAutomation skills using PowerShell or Azure CLIInfrastructure as Code experience (Terraform)Experience with SIEM tools and log managementCI/CD pipeline security integrationSAST and secure coding practicesA collaborative attitude and eagerness to learnBonus skillsExposure to AWS environmentsGitHub & GitHub ActionsSplunk (data streams, dashboards, ingestion)Python, AWS CLI, and other automation toolsDocker and KubernetesAbout Tesco Mobile and cultureWe are a 50-50 joint venture between Tesco and VMO2 that was established back in 2003. Tesco Mobile has grown to serve more than 5 million customers and is the largest mobile virtual network operator in the UK. We’re proud to have an inclusive culture that’s uniquely Tesco Mobile, with a strong sense of community and the benefits of working for one of the shareholders.We care for human connection and keep our customers at the heart of everything we do, embracing the Agile way of working. Agile is more than a methodology — it’s a liberating journey that puts customers and purpose first. It empowers us to self‑organise, collaborate, co‑create and rapidly inspect and adapt everything we do, enabling us to respond quickly to our customers’ needs. It encourages variety of thought and enables us to thrive, both individually and collectively.We are proud to have an inclusive culture at Tesco where everyone truly feels able to be themselves. We’re committed to creating a workplace where differences are valued, and all colleagues are given the same opportunities. We’re proud to have been accredited Disability Confident Leader and we’re committed to providing a fully inclusive and accessible recruitment process. For information on the accessibility support we can offer, please click here.We’re a big business and we offer a range of diverse full-time and part-time working patterns across our many business areas. We work in a blended pattern — combining office and remote working. Our offices will continue to be where we connect, collaborate and innovate. If you are applying internally, please speak to the Hiring Manager about how this can work for you. Everyone is welcome at Tesco. #J-18808-Ljbffr