Public Cloud Senior Infrastructure Engineer

Lloyds Banking Group; Leeds; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading financial services group in the UK seeks a Kubernetes Engineer to manage and optimize Kubernetes environments in the cloud. The successful candidate will collaborate with cross-functional teams, implement CI/CD pipelines, and enforce security best practices. A strong background in DevOps, programming, and Infrastructure as Code using Terraform is essential. The role promises a supportive environment with opportunities for career progression and a comprehensive benefits package including health cover and performance bonuses.

Benefits

Private health cover

30 days holiday plus bank holidays

Generous pension contribution

Performance share bonus

Flexible cash pot

Qualifications

• Extensive experience in DevOps or Site Reliability Engineering roles.
• Strong programming skills in Python, Go, and Bash for automation.
• Hands-on experience with Kubernetes and containers in live environments.

Responsibilities

• Architect and maintain a resilient Kubernetes environment.
• Manage CI/CD pipelines for automated deployment.
• Implement security controls for cloud infrastructure.

Skills

Kubernetes management

CI/CD pipelines

Infrastructure as Code (IaC)

Automation with Python

Linux operating systems

Tools

Terraform

Google Cloud Platform (GCP)

Azure

Prometheus

Istio

Job description

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 DevOps 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.

Desirable Skills

• 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 OpenTelemetry 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 GitOps workflows for automation.
• Hands‑on experience with Anthos Config Management for GitOps‑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.

Benefits

• 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 disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation. At Lloyds Banking Group, we’re driven by a clear purpose; to help Britain prosper. Across the Group, our colleagues are focused on making a difference to customers, businesses and communities. With us you’ll have a key role to play in shaping the financial services of the future, whilst the scale and reach of our Group means you’ll have many opportunities to learn, grow and develop. We keep your data safe. So, we’ll only ever ask you to provide confidential or sensitive information once you have formally been invited along to an interview or accepted a verbal offer to join us which is when we run our background checks. We’ll always explain what we need and why, with any request coming from a trusted Lloyds Banking Group person. We’re focused on creating a values‐led culture and are committed to building a workforce which reflects the diversity of the customers and communities we serve. Together we’re building a truly inclusive workplace where all of our colleagues have the opportunity to make a real difference.