At CGI, you will shape the design of secure, mission-critical systems that deliver real impact across the Space, Defence and Intelligence sector. As an IT Solution Architect, you will define and assure end-to-end cloud and infrastructure solutions, ensuring they are scalable, secure and aligned to strategic outcomes. Working with clients, partners and engineering teams, you will take ownership of architectural decisions, bring innovative thinking to complex challenges, and grow your expertise within a collaborative and supportive environment.
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 work collaboratively with global technology companies, cutting edge SMEs and academia to deliver the optimal solution for each client.
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. This position will be based on site near Gloucester or in Central London 5 days a week.
Your future duties and responsibilities
In this role, you will define and own end-to-end solution architecture across cloud and on-premise environments, ensuring designs meet client requirements, security standards and long-term strategic goals. You will take ownership of translating business and technical requirements into secure, scalable and supportable architectures within complex, secure environments.
You will provide architectural governance and assurance across delivery, working closely with engineering teams and partners to guide implementation and ensure alignment to standards. Through proactive risk management and innovative thinking, you will help shape robust solutions while being supported by a collaborative and expert-led community.
- Define & Own end-to-end solution architecture across hybrid environments
- Translate & Design secure, scalable and supportable solutions
- Govern & Assure architecture through design authority and standards
- Collaborate & Align with engineering teams and delivery partners
- Identify & Manage technical risks, dependencies and design decisions
- Guide & Support delivery teams through architectural leadership
- Report & Communicate architecture, risks and assurance to stakeholders
Required qualifications to be successful in this role
You should have strong experience in solution architecture within complex enterprise or secure environments, with the ability to design, govern and assure cloud and infrastructure solutions. A solid understanding of security, compliance and stakeholder engagement is essential.
- You should have extensive experience in solution architecture
- Strong proficiency in cloud and infrastructure design
- Experience engaging and influencing senior stakeholders
- Solid understanding of security and compliance architecture
- Proven experience in technical governance and design assurance
- Strong requirements analysis and solution design capability
- Exposure to Oracle Cloud Infrastructure
- Awareness of architecture frameworks (e.g. TOGAF) (desirable)
- Understanding of integration, interoperability and secure environments (advantageous)
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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.
