Senior Devops Engineer - GKE/Terraform - Hybrid/London

Square One Resources; London; Hybrid; GBP 125,000 - 150,000; Full time

Job summary

A leading company in the Professional Services industry is seeking a Senior DevOps Engineer with expertise in GKE and Terraform for a 12-month contract in London. The role involves developing a reusable Terraform module for GKE, enhancing CI/CD workflows, and ensuring compliance and security in a global investment banking environment.

Qualifications

• Strong experience with GCP services, especially GKE, IAM, and VPCs.
• Expert knowledge of Terraform, including usage in Terraform Enterprise environments.
• Deep understanding of Kubernetes and container orchestration.

Responsibilities

• Develop and enhance a reusable Terraform module for GKE, including IAM policies.
• Work on solution hardening, improving security and reliability.
• Migrate existing CI/CD workflows to a new strategic pipeline.

Skills

Google Cloud Platform (GCP)

Terraform

Kubernetes

CI/CD

Automation

Go

Job description

Job Title: Senior DevOps Engineer - GKE/Terraform GCP - Hybrid/London
Location: 1 to 2 days a week in the Canary Wharf office
Salary/Rate: Up to £615 a day Inside IR35
Start Date: 2nd June 2025
Job Type: 12 Month Contract (with scope to extend)

Company Introduction

We are seeking a skilled and proactive GKE/Terraform (GCP) Senior DevOps Engineer to join our client in the Professional Services industry for a Global Investment Banking organization.

The team is focused on building a reusable GKE Terraform module for internal tenants.

The module aims to provide a production-ready, fully integrated GKE solution-including IAM, networking, and deployment tooling-for use across multiple environments within the organization.

The solution is currently in development (SE environment) and is approaching its final stages before sign-off. Your role will involve hardening the module, integrating it into strategic CI/CD pipelines, and preparing for rollout into the INT environment.

Required Skills/Experience

• Cloud Expertise:
• Strong experience with Google Cloud Platform (GCP) services, especially GKE, IAM, and VPCs.
• Infrastructure as Code:
• Expert knowledge of Terraform, including usage in Terraform Enterprise environments.
• Experience integrating and managing Terraform modules across cloud services.
• Container & Kubernetes Ecosystem:
• Deep understanding of Kubernetes (GKE preferred) and container orchestration.
• Proficient with Helm for templating and deployment management.
• CI/CD & Automation Tools:
• Experience with Harness (preferred), Jenkins, and ArgoCD for deployment workflows and GitOps practices.
• Programming & Scripting:
• Basic to intermediate proficiency in Go is a plus, especially for understanding and contributing to test automation.

Job Responsibilities/Objectives

• Collaborate with platform engineers to develop and enhance a reusable Terraform module for GKE, including IAM policies and VPC networking configurations.
• Work on solution hardening, improving security, compliance, and reliability ahead of final sign-off in the SE environment.
• Migrate existing CI/CD workflows to the new strategic Harness pipeline, ensuring smooth deployment and testing processes.
• Integrate supporting IAM and networking Terraform modules to deliver a complete, end-to-end GKE provisioning solution.
• Assist in transitioning the solution from SE (development) to INT (integration) environment after approval.
• Leverage Helm to manage Kubernetes deployments and improve templating standards.
• Contribute to automation, observability, and maintainability efforts using industry best practices and tooling.
• Collaborate closely with development, security, and infrastructure teams to ensure compliance and scalability.
• Contribute to writing and maintaining Go-based test suites. Required Skills & Experience

If you are interested in this opportunity, please apply now with your updated CV in Microsoft Word/PDF format.

Disclaimer
Notwithstanding any guidelines given to level of experience sought, we will consider candidates from outside this range if they can demonstrate the necessary competencies.

Square One is acting as both an employment agency and an employment business, and is an equal opportunities recruitment business. Square One embraces diversity and will treat everyone equally. Please see our website for our full diversity statement.