DevOps Engineers

Free-Work UK; Gloucester; On-site; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Pension

Private healthcare

Share scheme (3.5% + 3.5% matching)

Job summary

CGI, recognised for its work with Defence and national security, invites a DevOps Engineer to design, automate and secure mission-critical platforms. You'll own complex engineering challenges, improve performance and reliability, and collaborate with cross-functional delivery teams on secure digital services.

In this role you will work with modern containerisation, infrastructure automation and CI/CD, configuring Linux environments, and using Puppet or similar tools.

Qualifications

• Experience in DevOps engineering and infrastructure automation.
• Strong Linux administration and troubleshooting capabilities.
• Experience with Kubernetes, Argo and Rancher.
• Proficiency in Python and Bash for automation.
• Knowledge of Java and Go for application support.
• Experience with Git and SVN and CI/CD pipelines.

Responsibilities

• Design, deploy and maintain secure, scalable DevOps infrastructure.
• Develop and optimize CI/CD pipelines.
• Manage containerised apps with Kubernetes, Argo and Rancher.
• Configure Linux environments and automate with Puppet.
• Script in Python and Bash to automate workflows.
• Troubleshoot configurations and issues across systems.
• Collaborate with cross-functional teams in Agile.
• Contribute to sustainable engineering practices.

Skills

Kubernetes

Argo

Rancher

Linux Administration

Puppet

Java

Go

Python

Bash

Git

SVN

CI/CD

DevOps Practices

Agile Collaboration

Tools

Kubernetes

Argo

Rancher

Git

SVN

Puppet

Job description

At CGI, our DevOps Engineers play a vital role in delivering secure, innovative technology that supports national security and helps protect the UK. Working within our Space, Defence and Intelligence business, you’ll help design, automate and enhance mission-critical platforms that enable our clients to operate with confidence. You’ll take ownership of meaningful engineering challenges, explore creative approaches to improving performance and reliability, and collaborate with talented professionals across our delivery teams. With access to continuous learning, technical expertise and a supportive environment, you’ll have the opportunity to develop your skills while contributing to solutions that make a lasting difference. Join CGI and help shape the future of secure digital services.

CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ‘Best Employer’ by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go.

Please note: This role is primarily based on a secure client site, requiring attendance five days per week. Occasional flexibility may be available subject to business needs and security requirements. Due to the level of security clearance required, applicants must be sole British nationals, have resided in the UK for the past 10 years and must not have spent more than 28 consecutive days outside the UK within the last five years. Candidates who do not currently hold clearance are encouraged to apply and may also be considered for other suitable CGI opportunities.

Candidate Profile

In this role, you will design, develop and maintain secure, scalable infrastructure and automated delivery solutions that support CGI’s mission-critical systems across Defence and National Security. You’ll take ownership of complex engineering challenges, applying your technical expertise to improve platform reliability, streamline deployments and strengthen operational performance. Working with modern containerisation, infrastructure automation and continuous integration technologies, you’ll contribute to delivering resilient solutions that meet demanding security and performance requirements.

You’ll collaborate with developers, testers and platform specialists to identify opportunities for innovation, resolve technical challenges and continuously improve engineering practices. Supported by a knowledgeable, cross-functional team, you’ll have the freedom to explore new approaches, develop your capabilities and contribute to technical decisions that deliver meaningful outcomes for our clients.

• Design & Deliver: Build, configure and maintain secure, scalable DevOps infrastructure supporting mission-critical applications.
• Automate & Optimise: Develop and enhance CI/CD pipelines, reducing manual processes and improving deployment efficiency.
• Manage & Orchestrate: Support containerised applications using Kubernetes, Argo and Rancher to ensure reliable platform operations.
• Engineer & Maintain: Configure and manage Linux environments, including package management and infrastructure automation using Puppet or similar tools.
• Develop & Integrate: Apply scripting and programming expertise to automate workflows, troubleshoot issues and enhance system functionality.
• Test & Assure: Validate configurations, recreate technical issues and support quality assurance throughout the software development lifecycle.
• Collaborate & Innovate: Work closely with multidisciplinary teams to solve complex technical challenges and identify opportunities for continuous improvement.
• Plan & Improve: Participate in Agile delivery practices, including Scrum and Kanban, to prioritise work and deliver high-quality engineering outcomes.

Required Qualifications To Be Successful In This Role

To succeed in this role, you should have practical experience in DevOps engineering, infrastructure automation and modern deployment technologies, combined with strong Linux administration and troubleshooting capabilities. You'll be comfortable working across complex technical environments, collaborating with multidisciplinary teams and taking ownership of engineering challenges. A proactive approach to problem-solving, enthusiasm for continuous improvement and willingness to develop new skills will help you thrive within CGI's supportive engineering community.

• Containerisation & Orchestration: Strong experience with Kubernetes, Argo and Rancher for managing and deploying containerised applications.
• Linux Administration: Proven experience managing Linux environments, including RPM/Yum package management.
• Infrastructure as Code: Practical experience with Puppet or similar infrastructure automation and configuration management tools.
• Programming & Development: Working knowledge of Java and Go, with the ability to understand, troubleshoot and support application development.
• Scripting & Automation: Proficiency in Python and Bash for developing automation scripts and improving operational efficiency.
• Version Control: Experience using Git and/or SVN for source code management and collaborative development.
• CI/CD & DevOps Practices: Experience supporting automated build, test and deployment pipelines within complex technical environments.
• Problem-Solving & Troubleshooting: Proven ability to investigate technical issues, validate configurations and implement reliable solutions.
• Agile Collaboration: Experience working within Scrum or Kanban teams, contributing to planning, prioritisation and continuous improvement.