Public Cloud Senior Infrastructure Engineer

Responsibilities & Qualifications

• Collaborate across cross‑functional teams to architect, implement, and maintain a highly resilient and scalable Kubernetes environment in the cloud.
• Engineer and optimise Kubernetes infrastructure to support multitenant workloads, ensuring strong isolation, resource efficiency, and operational scalability.
• Implement and manage robust security controls, including OPA gatekeeper policies and fine‑grained RBAC policies, to safeguard infrastructure and enforce least‑privilege access across environments.
• Build and manage CI/CD pipelines to enable automated testing, seamless deployment, and continuous integration across environments.
• Diagnose and resolve complex system‑level issues related to scalability, performance, and automation, ensuring optimal infrastructure health.
• Extensive experience in a Dev Ops or Site Reliability Engineering role, ideally across both consumer and SaaS technology landscapes.
• Proven expertise in deploying and maintaining production‑grade Kubernetes clusters and services.
• Hands‑on experience with Kubernetes (k8s) and containers in live environments.
• Strong background in designing and implementing CI/CD pipelines for automated build, test, and deployment workflows.
• Proficient in programming with Python, Go, and Bash for automation and tooling.
• Demonstrated ability to take ownership of projects and drive them to successful delivery.
• Skilled in writing and managing Infrastructure as Code (IaC) using tools such as Terraform.
• Experience in curating and managing the full product lifecycle of cloud‑native core services.

• Hands‑on experience with cloud infrastructure and services across Google Cloud Platform (GCP)/Azure.
• Proficient in writing Infrastructure as Code (IaC) using Terraform, with a strong understanding of modular and reusable code practices.
• Experience with Service Mesh technologies such as Istio and Anthos for managing microservices communication and observability.
• Deep understanding of networking concepts in cloud like hybrid connectivity, VPN, NAT, IPAM, DNS and routing.
• Comprehensive knowledge of cloud security, key management service (KMS), public key infrastructure (PKI), encryption, and the principles of least privilege.
• Deep understanding of Linux operating systems, including system internals, networking, and performance tuning.
• Exposure to high‑throughput environments with experience implementing observability stacks. Prometheus/Dynatrace for logging and metrics, and Open Telemetry for distributed tracing.
• Strong security mindset with a track record of designing and implementing secure, resilient systems.
• Excellent verbal, written, and interpersonal communication skills, with the ability to convey complex technical concepts clearly.
• Comfortable operating in fast‑paced, dynamic environments – able to adapt quickly, embrace ambiguity, and remain effective through change.
• Understanding of shared services such as CoreDNS, cert‑manager, Dynatrace, Cloudability, and Infoblox.
• Familiarity with Aqua Security for container runtime protection.
• Knowledge of OPA Gatekeeper for policy enforcement and tenant isolation.
• Experience with Harness CI/CD pipelines for secure and scalable deployments.
• Exposure to Backstage Git Ops workflows for automation.
• Hands‑on experience with Anthos Config Management for Git Ops‑driven provisioning.
• Understanding of Istio telemetry and observability integration.
• Proficiency in enforcing mTLS and managing sidecar injection in Istio service mesh.
• Experience with Istio ingress and egress gateways for secure service communication.

• We offer a dynamic, inclusive, and supportive environment that fosters equal opportunity and real career progression. We are committed to your personal and professional development, empowering you to make a meaningful impact throughout your career with us. Together we make it possible.
• We'll also give you a broad remuneration package which includes:

• A performance share bonus
• A generous pension contribution
• A flex cash pot you can adjust to suit your lifestyle
• Private health cover
• 30 days holiday plus bank holidays
• Various share schemes including free shares

We will ensure that individuals with…