Infrastructure Tester
Role details
Job location
Tech stack
Job description
At CGI, you'll play a pivotal role in assuring the quality and reliability of complex infrastructure solutions that underpin mission-critical programmes. As an Infrastructure Automation Tester, you'll help shape how innovative technologies are tested, deployed and trusted, working in close partnership with clients to deliver measurable outcomes. You'll contribute to high-impact projects that enable secure, scalable platforms, while being empowered to take ownership, think creatively and continuously improve how testing is delivered. Supported by collaborative teams and strong learning pathways, you'll have the opportunity to grow your expertise, influence technical direction and make a lasting difference across some of the UK's most important digital environments., In this role, you will work within a cross-functional team to design, build and manage automated test environments across client platforms. You will take ownership of infrastructure testing, ensuring new capabilities are robust, repeatable and well-assured, while collaborating closely with development teams, product owners and client stakeholders. You'll be encouraged to improve tooling, share knowledge and continuously enhance testing pipelines, supported by a culture that values collaboration, learning and innovation.
You will be required to work on site in Gloucester five days per week and hold Authority HLC clearance.
Key responsibilities include:
Design, build and maintain automated test environments using Infrastructure as Code
Develop and reuse playbooks, roles and scripts to configure and validate infrastructure
Build, maintain and improve automated test pipelines with development teams
Execute and assure testing of complex systems, documenting results for stakeholders
Collaborate with internal and client teams to support delivery and continuous improvement
Promote knowledge sharing and best practice across the team and wider client community
Requirements
To succeed, you will have strong experience in infrastructure automation and testing within secure or complex environments, with the ability to work collaboratively, take responsibility for outcomes and adapt to evolving technologies., > Proven experience using Docker, Ansible and VMware
Strong scripting skills with Bash and Python, including Pytest
Experience working with Git and GitLab Enterprise
Understanding of test automation frameworks and CI/CD pipelines
Experience working directly with technical stakeholders and delivery teams
HLC clearance and ability to work on site in Gloucester full time
Desirable experience:
Terraform, Jenkins and vCenter
Splunk and Atlassian toolsets
JavaScript and modern test frameworks (Selenium, Cypress, Playwright)
Kubernetes and containerisation technologies, * Ansible
- BASH
Benefits & conditions
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.
Due to the secure nature of the programme, you will need to hold Higher level UK Security Clearance, Required on site in Gloucester 5 days per week.
