DevOps Engineer
Job in
Reigate, Surrey County, RH2 7BG, England, UK
Listed on 2026-09-02
Listing for:
WTW
Full Time
position Listed on 2026-09-02
Job specializations:
-
IT/Tech
Cloud Computing: Infrastructure & Operations, SRE/Site Reliability, Systems Engineer
Job Description & How to Apply Below
Description
As a Senior Dev Ops Engineer, you will join a substantial global engineering organisation and work in a team of highly skilled engineers in the SaaS platform area. You will be part of a team that follows Agile methodologies to deliver market-leading insurance solutions. This is a new position created as the organisation continues to grow and accelerate the delivery of innovative solutions that harness the latest advances in technology.
The role is to work on the evolution of the SaaS delivery platform for WTW’s flagship product Radar Live SaaS. You will have worked on large scale and globally deployed SaaS applications that have a mature stack management capability. A sound technical background is essential to be successful in this role with experience in delivering large scale Cloud services.
The ideal candidate will enjoy building automated, environment-agnostic cloud platforms. Have strong troubleshooting and operational instincts. Prefer IaC and policy-driven automation over manual work. Be comfortable working across Dev, Ops, Security, and Architecture. Can balance reliability, quality, speed, and practical engineering trade-offs.
The Role
As a Senior Dev Ops Engineer, you will be expected to:
Infrastructure-as-Code (IaC)
Maintain and extend IaC modules using Open Tofu (Terraform fork).
Implement reusable, parameterized templates for Azure infrastructure.
Automate environment provisioning across development and production.
Manage backend state, pipelines, and state-change detection integrations.
Platform Engineering & SRE
Own and improve reliability, observability, and performance of the platform.
Implement SLOs, alerting, dashboards, and auto remediation where possible.
Troubleshoot cluster level, networking, and workload deployment issues.
Lead root cause analysis (RCA) and drive long-term reliability improvements.
Automation & Tooling
Develop automation scripts and tooling in Power Shell.
Build and optimize Azure Dev Ops (ADO) YAML pipelines.
Integrate automated testing, security scanning, and automated rollout strategies like blue/green or canary where appropriate.
Workflow & Delivery
Work in an Agile environment using ADO for planning and tracking.
Collaborate closely with developers, platform engineers, and security.
Participate in on-call rotations (if required).
Qualifications
What you’ll bring
The essential skills/experience for this position are:
Strong experience with Open Tofu/Terraform for IaC.
Hands‑on expertise with AKS, including:
cluster operations
node pools & autoscaling
ingress, cert-manager, CNI
workload deployment patterns
Experience of Azure Cloud Services:
Azure Front Door (AFD) and API Management (APIM)
Azure DNS, Key Vault, MSI, networking, identity / Azure Entra
Monitoring:
Datadog, Log Analytics, Azure Monitor
Skilled in Scripting (Power Shell, Bash, Python) automation.
Proficient in Azure Dev Ops: repos, pipelines, artifacts.
Solid understanding of Azure networking, DNS/private endpoints, Certificate/Secret management etc
Strong debugging and operational experience (SRE mindset).
Solid experience of Dev Sec Ops architecture, processes & tooling
Solid understanding of Observability
Process & Tooling
Logging, metrics, traces, dashboards
Other highly desirable, but not essential skills are:
Experience with :
Git Ops - ArgoCD or Git Ops workflows
Zero downtime deployments (blue/green/canary patterns)
Prometheus/Grafana
Microsoft Azure Certification (Az-104, Az-305, Az-400).
Kubernetes Certification (CKA).
Terraform Associate / Open Tofu equivalent (when available).
Experience with high volume low latency SaaS systems.
Experience with distributed and event driven architectures.
Experience with Ingress Solutions such as Azure Front Door and API Management.
Experience with IAM, Authentication / Authorisation.
Degree-educated in Computer Science, Engineering, Mathematics or equivalent industry experience
Appreciation of current and emerging technologies along with their potential benefits and limitations.
General knowledge of the…
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