DevOps Engineer

6-Month Contract (Likely Extension) | £520 per day

3 Days Remote & 2 Days Onsite in London

Overview

We are partnering with a leading Financial Services organisation seeking an experienced DevOps Engineer / Site Reliability Engineer (SRE) with deep OpenShift expertise to take ownership of their enterprise container platform.

This is a critical role focused on designing, building, and operating a secure, scalable, and highly available OpenShift environment supporting business-critical services. The successful candidate will act as a subject matter expert (SME) for OpenShift, while applying DevOps and SRE principles to ensure platform reliability, automation, and operational excellence.

Key Responsibilities

Platform Engineering & SRE Operations

• Own the full OpenShift lifecycle (Day 0, Day 1, Day 2 operations)
• Manage upgrades, patching, and version compatibility across OCP, RHCOS, and Operators
• Ensure platform reliability, performance, and high availability in line with SRE principles
• Define and maintain SLIs, SLOs, and error budgets

Security & Compliance

• Implement and maintain robust security controls (RBAC, SCC, network policies, image governance)
• Ensure adherence to regulatory and compliance standards within a Financial Services environment
• Proactively manage vulnerabilities and CVEs

Automation & Infrastructure as Code

• Develop and maintain automation using Ansible, Terraform/OpenTofu, and GitOps (ArgoCD/OpenShift GitOps)
• Drive Infrastructure as Code and CI/CD best practices across the platform
• Promote self‑service and automation‑first engineering culture

Networking, Storage & Integration

• Oversee storage integration (CSI drivers, provisioning, performance tuning)
• Integrate with enterprise services (LDAP/AD, OIDC, DNS, PKI, monitoring, logging, ServiceNow)

Skills & Experience Required

• 12+ years’ experience in Linux/platform engineering
• 3+ years hands‑on experience with OpenShift/Kubernetes in enterprise environments
• Strong experience in a DevOps Engineer or SRE role supporting production platforms
• Proven track record managing production OpenShift clusters at scale
• Strong expertise in Kubernetes architecture (networking, storage, security, CRDs, controllers)
• Solid Linux administration (RHEL/RHCOS) and scripting skills
• Experience with automation tools (Ansible, Terraform/OpenTofu, GitOps)
• Strong understanding of observability tools (Prometheus, Grafana, logging platforms)
• Experience integrating enterprise identity/security (LDAP, AD, OIDC, certificates)

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