Are you an experienced Test Analyst with a background in secure or classified programmes, ready to contribute to projects of national importance? Step into a role where you’ll challenge the complex to strengthen security and help protect what matters most. As a DV Cleared Test Analyst, you’ll work on highly sensitive programmes, ensuring the quality and reliability of systems that underpin the UK’s national interests.
The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our clients using proven and emerging technologies, agile delivery processes and our deep expertise across the breadth of space, defence, intelligence, aerospace and maritime, all underpinned by our end-to-end cyber capability. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.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. Due to the highly secure nature of this role, you must either already hold, or be eligible to obtain, Developed Vetting (DV) – the highest level of UK Security Clearance. Please note that this role is based full-time on a secure client site near Reading due to the sensitive nature of the work involved.
As a DV Cleared Manual Tester at CGI, you’ll play a key role in ensuring the reliability and effectiveness of mission-critical systems within our Space, Defence and Intelligence business unit. You will be embedded within Agile delivery teams, collaborating closely with developers, infrastructure specialists and project managers to deliver high-quality solutions that make a real-world impact. You will be responsible for designing and executing both manual and automated tests using the most appropriate tools for each task. As part of a collaborative Agile setup, you’ll attend daily stand-ups and planning sessions, ensuring testing is well-integrated into the development lifecycle.
You’ll thrive in this role if you enjoy problem-solving, continuously improving test coverage and quality, and working with cutting-edge technologies in highly secure environments. CGI will provide ongoing training and development to support your growth within the role, and you’ll benefit from working on projects with real meaning and purpose.
Test Strategy & Planning
• Define and maintain comprehensive test plans for infrastructure and DevOps workflows, including environment provisioning, CI/CD pipelines, container orchestration, and cloud services.
• Collaborate with product owners, DevOps engineers, and architects during sprint planning to ensure test coverage aligns with user stories and infrastructure-as-code deliverables.
Manual & Automated Test Development
• Design, develop and execute manual tests for infrastructure components (e.g., server builds, network configurations, storage systems) and automated scripts for regression, integration, and acceptance testing.
• Author and maintain automated test suites using tools such as Selenium, Robot Framework, or custom Python/Bash scripts, integrating seamlessly with Jenkins, GitLab CI/CD, or Azure DevOps pipelines.
Infrastructure Testing & Validation
• Provision and validate ephemeral test environments using Docker, Kubernetes, Terraform, or CloudFormation, ensuring consistency with production configurations.
• Execute infrastructure smoke tests, configuration drift checks, and idempotency validations through IaC testing frameworks (e.g., Embed automated test execution within build pipelines—triggering unit, integration, and end-to-end tests on code commits and pull-requests.
• collaborate with DevOps to optimize build times, parallelize tests, and reduce pipeline flakiness.
Result Analysis & Root Cause
• via ELK Stack or Prometheus/Grafana) to pinpoint failures and performance regressions.
• Quality & Best Practices
• Champion infrastructure and security testing best practices, including vulnerability scanning (e.g., Contribute to continuous improvement by proposing new testing tools, frameworks, and process enhancements to raise overall system reliability and observability.
Agile & Cross-Functional Collaboration
• Actively participate in daily stand-ups, sprint reviews, backlog grooming, and retrospectives, bringing a testing perspective to ensure quality is “shifted left.”
• To be successful in this role, you will have prior experience in a dedicated testing role, ideally within a secure or mission-critical environment. You’ll bring a solid understanding of testing methodologies and a passion for ensuring software quality throughout the development lifecycle. Experience with Agile delivery frameworks, particularly SAFe, is highly desirable.
You should be confident working with both manual and automated testing tools and have a proven ability to design effective test cases. Familiarity with test management tools such as ALM or TestRail will support you in documenting and tracking testing activity efficiently. An ISTQB Foundation Certification is a strong asset and shows your commitment to professional testing standards.
A key part of this role involves problem investigation and root cause analysis, so strong analytical and communication skills are a must. You’ll enjoy working as part of a collaborative team, contributing your insights to improve outcomes and drive quality. A solid track record within a software testing role
• Proven ability to design and run manual or automated tests
• ISTQB Foundation Certification
• Familiarity with Agile frameworks such as SAFe
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