DevOps Engineer

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).

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 /…