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CGI • Northern Ireland, United Kingdom
Role & seniority: Senior Automation Test Engineer (leadership/mentoring responsibilities)
Stack/tools: Automation frameworks (Selenium, Playwright, Cypress or similar); programming in Java, Python, or JavaScript/TypeScript; AI-assisted testing (test generation, defect prediction); performance/load/security testing; CI/CD; cloud testing (AWS/Azure); Agile/DevOps practices
Define, implement, and lead test strategies for complex programmes, embedding automation, performance, and AI-enhanced testing
Design and enhance intelligent automation frameworks; enable adaptive, self-healing testing; integrate into CI/CD
Collaborate with developers, architects, and business leads; mentor engineers; measure/test outcomes and drive continuous improvement
Extensive field experience across multiple domains
Proficiency with automation frameworks and coding/scripting (Java, Python, or JS/TS)
Experience applying AI techniques to testing (intelligent test generation, defect prediction)
Familiarity with performance, load, and security testing
Strong Agile/DevOps understanding; cloud testing exposure
Prior leadership/mentoring of test teams
ISTQB Advanced certification
Experience testing AI/ML systems
Security testing and/or performance testing depth
Location & work type: Belfast, Northern Ireland; hybrid on-site/remote model with occasional client travel; active UK Security Cleara
Position Description
At CGI, we’re redefining what quality means in the age of AI and automation. As a Test Engineer based in our Belfast office, you’ll play a key role in delivering complex, high-impact testing programmes that shape how our clients achieve excellence at scale. You’ll combine deep technical expertise with innovation and leadership, enhancing automation frameworks, applying AI-driven techniques, and mentoring the next generation of test professionals. This is your opportunity to influence the future of quality engineering across industries that matter — all while growing your career in CGI’s thriving Northern Ireland hub, where collaboration, creativity, and ownership define how we work and succeed together.
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 our programmes, candidates must hold active UK Security Clearance upon application. This role is based in Belfast, Northern Ireland, where CGI continues to expand as a centre of excellence in digital transformation, engineering, and analytics. Our teams operate within a flexible hybrid working model, combining on-site collaboration with remote delivery. Occasional travel may be required to meet client needs.
Your future duties and responsibilities
As an Automation Test Engineer, you’ll take ownership of quality across large-scale transformation programmes, defining and leading test strategies that embed automation, performance engineering, and AI-enhanced testing practices. You’ll collaborate closely with developers, architects, and business stakeholders to design intelligent frameworks and ensure testing is seamlessly integrated into Agile and DevOps pipelines. Working alongside CGI’s local and global community of experts, you’ll help shape CGI’s evolving approach to AI-enabled quality engineering and strengthen Northern Ireland’s growing technology ecosystem.
Lead & Deliver: Define, implement, and lead test strategies for complex programmes, ensuring quality is built into every stage of delivery.
Innovate & Automate: Design and enhance automation frameworks with intelligent test generation, adaptive execution, and self-healing capabilities.
Work cross-functionally with developers, architects, and business leads to embed testing into CI/CD and DevOps practices.
Apply AI Thoughtfully: Use AI tools to generate test cases, enhance coverage, and drive smarter, data-led testing decisions.
Mentor & Empower: Support and develop engineers and test leads, fostering a culture of continuous improvement and shared learning.
Measure & Improve: Track test metrics and outcomes, demonstrating measurable value and driving continuous enhancement across engagements.
Required Qualifications To Be Successful In This Role
You’ll bring a proven track record in test engineering, combining hands-on technical depth with the ability to lead, innovate, and influence. You’ll thrive in CGI Belfast’s collaborative, fast-evolving environment, with a passion for automation, AI in testing, and continuous improvement at scale.
Extensive experience in test engineering across multiple domains. Expertise in automation frameworks (e.g., Selenium, Playwright, Cypress, or similar). Strong coding/scripting skills in Java, Python, or JavaScript/TypeScript. Experience applying AI techniques such as intelligent test generation or defect prediction. Familiarity with performance, load, and security testing. Strong understanding of Agile and DevOps delivery models. Proven experience leading test teams or mentoring others. Knowledge of cloud testing (AWS, Azure, or hybrid environments). ISTQB Advanced certification and experience testing AI/ML systems (desirable).
Together, as owners, let’s turn meaningful insights into action.
Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because…
You are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction.
Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise.
You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.
Come join our team—one of the largest IT and business consulting services firms in the world.