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At CGI, we're redefining what quality means in the age of AI and automation. As a Test Engineer, 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 multiple industries, driving outcomes that matter while growing your own career within a truly collaborative environment. 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 UK Security Clearance or be eligible to go through this clearance. Our teams operate within a flexible hybrid working model, however on-site requirements vary by project, so the ability to travel as required to meet client needs is essential.

As a Data Analyst, you will make sure data is collected, prepared and used in a way that supports clear decision-making and aligns to GDS priorities. You will ingest data from multiple sources and formats, and apply robust validation, cleansing and quality assurance so stakeholders can trust what they are seeing. You will turn analysis into practical outputs, including well-designed reports and interactive dashboards, that help teams understand what is happening, why it matters and what to do next. As a Data Analyst you’ll: Deliver analytical support and insight - Lead the provision of analytical support across the GDS IDEA Unit, providing timely insight that helps teams make decisions and improve outcomes. Manage data-to-insight delivery - Ingest, validate and quality assure data from a range of sources, and apply appropriate analytical methods to generate reliable findings. Own workforce/pay framework analysis - Lead ongoing analysis of the Government Digital and Data Pay and Capability Frameworks (delegated and SCS), working with content designers, user researchers and policy/subject matter leads to identify evidence-based improvements using internal and external data. Develop reporting and visualisation products - Design, build and iterate interactive dashboards and reports that communicate complex insights clearly to technical and non-technical audiences, aligned to user needs. Explore and evaluate AI opportunities - Identify, scope and deliver AI proof-of-concepts, assessing feasibility, business value and practical application, and supporting the transition from concept to use where appropriate. Communicate findings for action - Present and communicate insights to senior decision-makers in a clear, accessible and actionable way, setting out implications, limitations and recommended next steps. Enable adoption through collaboration and governance - Work with programme leads and stakeholders to ensure analysis is proportionate, methodologically sound and meets end-user expectations, including appropriate documentation and quality controls.

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.

Data Scientist (Energy) drives the development and delivery of cutting-edge solutions that strengthen the performance and resilience of electricity networks. Operating at the intersection of engineering, data science, and applied research, the role focuses on identifying operational challenges in the energy sector and transforming emerging technologies into practical, real-world applications. This position works collaboratively with Distribution Network Operators (DNOs), universities, research partners, and internal teams to explore innovation opportunities and co-develop impactful solutions. The engineer contributes technical expertise to data-driven initiatives, shaping models, algorithms, and analytical approaches that support decision-making and innovation outcomes. They play a hands-on role throughout the lifecycle of innovation projects, from early idea generation and feasibility assessment through to prototyping, testing, and deployment. Strong communication and collaboration skills are essential, as the role interfaces with engineering, product, consulting, and business stakeholders to design and refine technical solutions that meet sector needs. The ideal candidate brings deep knowledge of energy systems, experience with AI/ML technologies, and strong programming capabilities. Qualifications & Experience: . Experience within the energy sector, ideally focused on electricity networks or smart grids . Experience applying AI/ML technologies in engineering or operational settings . Strong Python programming skills and familiarity with data analysis, machine learning, or simulation frameworks . Ability to collaborate effectively in multidisciplinary teams and explain complex technical concepts to diverse audiences Key Duties & Responsibilities . Work closely with DNOs to understand operational challenges, explore innovation opportunities, and co-develop solutions that enhance network performance and resilience. . Partner with universities and research institutions to translate emerging technologies and scientific advancements into practical, real-world applications. . Contribute technical expertise to data-driven projects, helping shape models, algorithms, and analytical approaches that drive innovation outcomes. . Communicate effectively with engineering, product, consulting, and business teams to design, refine, and deliver technical solutions. . Support the full lifecycle of innovation projects, from idea generation and feasibility analysis to prototyping, testing, and deployment.

As a Principal Technical Architect, you will define and execute the technical strategy for your responsibility, collaborating with senior leadership and diverse teams to ensure alignment with organisational, cross-departmental, and government-wide objectives. You will proactively seek opportunities to leverage emerging technologies, such as cloud, AI, and IoT, and ensure that technical solutions are secure, user-focused, and capable of adapting to evolving business needs. You will lead the design and review processes for complex systems and infrastructure, championing architectural best practices and governance. By bridging technical and business perspectives, you will resolve high-risk issues and shape initiatives that drive transformation. Your role includes guiding and inspiring other architects, facilitating professional growth, and establishing an environment where innovative thinking thrives.