Companies House is seeking a Senior Infrastructure Engineer specializing in Platform and DevOps to support and evolve their digital infrastructure. The role involves designing, building, and maintaining resilient, scalable cloud-based platforms using technologies such as Azure, Kubernetes, and Terraform. Candidates should have strong experience in infrastructure as code, CI/CD pipelines, and cloud security practices. This position is based in Cardiff and offers full-time employment, focusing on enhancing the stability and efficiency of the organization's critical services.