Senior Platform & DevOps Engineer : Kubernetes Specialist : £110k, London

We're partnering with a leading proprietary trading firm that is continuing to invest heavily in its technology platform as it expands across global markets. As part of this growth, they're looking to appoint a Senior Platform & DevOps Engineer to join a highly regarded infrastructure engineering team responsible for delivering resilient, automated, and scalable environments that support mission-critical trading systems. This position combines platform engineering, DevOps and infrastructure automation, with a particular focus on Kubernetes, hybrid cloud environments and modern deployment practices. You'll help evolve the firm's container platform, improve developer workflows, automate infrastructure provisioning and ensure production environments remain secure, reliable and highly available. What You'll Be Doing Design and build highly available Kubernetes and OpenShift platforms supporting business-critical trading applications Develop Infrastructure-as-Code solutions using Terraform to provision and manage cloud and on-prem infrastructure Drive automation across Linux, cloud and container platforms using Python, Bash and Ansible Enhance CI/CD pipelines and GitOps workflows to improve software delivery and operational efficiency Work closely with software engineering teams to build self-service deployment capabilities and modern platform tooling Improve platform observability through monitoring, logging and proactive alerting Support production environments, ensuring performance, resilience and operational stability Contribute to infrastructure architecture, platform standards and engineering best practices Produce clear technical documentation and help promote knowledge sharing across engineering teams What We're Looking For Strong experience building Kubernetes or OpenShift environments in production Excellent understanding of DevOps principles, CI/CD pipelines and Infrastructure-as-Code Advanced Linux administration experience within enterprise environments Strong scripting and automation skills using Python, Bash, Terraform and Ansible Git-based development workflows and deployment tooling such as GitLab, Helm or ArgoCD Networking fundamentals including TCP/IP, routing, DNS, firewalls, VPNs and load balancing Experience working with Docker and containerised application delivery Familiarity with cloud platforms such as AWS or GCP within hybrid infrastructure environments Knowledge of databases including MySQL, Elasticsearch