AND Digital

Site Reliability Engineer

In short

Senior Site Reliability Engineer role on a platform engineering team, bridging development and operations to ensure availability, latency, performance and incident response for core cloud services. Requires strong hands-on expertise in Microsoft Azure, Terraform, Kubernetes, CI/CD scripting and observability tooling, plus participation in on-call rotation. Posted by a UK-based technology consultancy, hybrid work format, at least 3 years of relevant experience expected.

About
We're on a mission to close the world's tech skills gap. We help organisations navigate the future of technology, combining human expertise, emerging tech and AI to deliver better outcomes, faster. Since 2014, we've worked side-by-side with clients to solve complex challenges, build high-performing teams, and create lasting capability.
Responsibilities
•Reliability & Availability: Design, build, and maintain highly available, fault-tolerant infrastructure and platforms in Microsoft Azure.
•Infrastructure as Code (IaC): Standardize, provision, and maintain infrastructure deployments globally using Terraform.
•Orchestration & Deployments: Manage, secure, and scale production-grade Kubernetes clusters (e.g., AKS), ensuring zero-downtime deployment pipelines.
•Automation: Eliminate toil by automating manual operational tasks, self-healing systems, and CI/CD automation pipelines.
•Incident Management & Postmortems: Lead incident response, participate in an on-call rotation, and drive blame-free postmortems to prevent repeat incidents.
•SLOs & SLIs: Define, track, and maintain Service Level Indicators (SLIs), Service Level Objectives (SLOs), and Error Budgets alongside development teams.
Requirements
•You care deeply about producing high-quality work that delivers real value
•You're comfortable navigating ambiguity and solving complex problems collaboratively
•You bring strong expertise in your craft, alongside a willingness to keep learning
•You communicate clearly and build trust quickly with clients and teammates
•You're pragmatic, adaptable and outcome-focused
•You enjoy sharing knowledge and helping others grow
•You value low-ego collaboration and enjoy working as part of multidisciplinary teams
•Microsoft Azure: Strong hands-on experience designing, provisioning, securing, and maintaining scalable cloud environments across Azure services (e.g., AKS, Virtual Networks, Key Vault, Azure DevOps)
•Terraform: Proven track record writing modular, clean, and reusable Infrastructure as Code (IaC) modules to manage cloud estates
•Kubernetes (K8s): Deep understanding of Kubernetes concepts, architecture, and production administration (including ingress controllers, Helm charts, stateful sets, and cluster security)
•CI/CD & Scripting: Practical proficiency with shell scripting (Bash) and at least one programming language (e.g., Python, Go) along with modern CI/CD tooling (e.g., Azure DevOps, GitHub Actions, GitLab)
•Networking & Security Fundamentals: Solid grasp of cloud networking (DNS, routing, load balancers, VPNs) and security best practices (identity management, secret management, least-privilege access)
•Observability Platforms: Prior experience configuring monitors, dashboards, alerting policies, and traces in New Relic or Datadog
•Familiarity with GitOps workflows and tools (e.g., ArgoCD, Flux)
•Experience with configuration management tools (e.g., Ansible)
•Relevant certifications: Microsoft Certified: Azure Solutions Architect Expert, Certified Kubernetes Administrator (CKA), or HashiCorp Certified: Terraform Associate
Conditions
We are seeking an experienced Site Reliability Engineer (SRE) to join our platform engineering team. In this role, you will bridge the gap between development and operations by applying engineering mindsets to system administration topics. You will be responsible for the availability, latency, performance, efficiency, monitoring, and emergency response of our core cloud services.
We're organised into regional 'Clubs' of no more than 80 people, so you (and our clients) get the benefits of that small company feel while also being connected to a larger whole.
Benefits
•25 days bookable holiday + flexible Bank Holidays
•Pension: 6% of salary paid by AND Digital with a further 2% paid by you (can be increased by choice)
•Aviva healthcare cover (including pre-existing condition cover) for you
•Flexibenefit: £1000 assigned to you via our benefits portal to select or upgrade the benefits that suit you the most; any unused allowance can be taken as cash
•Life Assurance
•Income Protection
•Eye test + first pair of glasses
•Parental Benefits: Generous Enhanced Maternity and Enhanced Partner (Paternity) Leave

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