Job Vacancy Technical Architect (DV Security Clearance)

London

CGI

Job position Technical Architect (DV Security Clearance)

Permanent

As soon as possible

London, United Kingdom

Published on 24/08/2025

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CGI’s Space, Defence, and Intelligence business unit is dedicated to delivering cutting-edge technical solutions that address the most complex challenges faced by government agencies. Our mission-critical systems are custom-built to ensure security, reliability, and innovation, helping our clients protect the nation and its people. We are currently seeking a Technical Architect to join our Secure Innovation & Advisory team, working collaboratively with clients to deliver impactful solutions.

CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named one of the ‘World’s Best Employers’ by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a member 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.

This role offers an exciting opportunity to engage with groundbreaking technologies in a dynamic and rewarding environment. At CGI, we are deeply committed to the growth and development of our team members, offering extensive learning opportunities to help you stay at the forefront of an ever-evolving technology landscape. Our culture values innovation, collaboration, and ownership, making it an ideal environment for self-motivated individuals to thrive.

Please note, due to the highly secure nature of the project, this role is open only to UK Nationals who hold or are eligible for HMG High-Level Clearance (HLC). While there is some flexibility for remote or hybrid work, onsite attendance at the specified location(s) will be required for secure system access.

Candidate profile

• Design and deliver high-quality technical solutions.

• Lead systems engineering and systems integration efforts.

• Provide technical assurance for bids and proposals.

Work with public cloud technologies (AWS, GCP, Azure), particularly Infrastructure as Code.

• Build, lead, and mentor development teams.

• Communicate effectively with both management and engineering teams.

• Develop software using modern languages such as Java, Go, Python, with well-documented and standardized code.

• Manage system testing and implement automated testing techniques (unit tests, integration tests, mocking/stubbing).

• Deploy and develop on Linux platforms, including package management and networking configurations.

• Apply modern DevOps methodologies and technologies.

• Use automation/configuration management tools like Ansible.

• Quickly learn and work with a wide variety of technologies.

Required qualifications to be successful in this role

• Able to produce high quality technical solutions and designs

• Experience of systems engineering and systems integration

• Experience of providing technical assurance for bids/proposals

• Experience of public cloud technologies (AWS, GCP, Azure) and principles, in particular Infrastructure as Code

• Experience of building, leading and mentoring development teams

• Excellent interpersonal skills and able to communicate with both management and software engineers

• Experience of developing using modern development languages (e.g. Java, Go, Python etc) with code written to a common standard and well-documented

• Experience of System Testing and experience of automated testing – e.g. unit tests, integration tests, mocking/stubbing

• Experience of using Linux as a deployment platform and day-to-day development environment – e.g. has experience of package management, networking configuration etc

• Good understanding of and experience with Modern DevOps methodology and technologies

• Experience of automation/configuration management (i.e. Ansible)

• Experience with a wide variety of technologies, and ability and enthusiasm to learn new technologies quickly Desirable Skills:

• Experience of SQL (MySQL/Oracle) and a good understanding of NoSQL Object Stores, e.g. ElasticSearch

• Experience of writing RESTful web services

#LI-JS2

Working environment

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.

Discover CGI

London, England, United Kingdom

> 1000 employees

IT services

We are a global business with 91,500 professionals across hundreds of locations worldwide, providing end-to-end IT and business process services that drive our clients’ businesses. In the UK alone, we have around 6,000 member-partners working across 19 towns and cities, doing everything from writing complex code to designing sophisticated software solutions. The work we do powers some of the most ambitious projects that touch the lives of many. Our approach sets us apart, characterised by our proximity model, international presence, expertise, and operational excellence. We organise our operations within metro markets where our clients have concentrated footprints, empowering our local teams to build trusted, in-person relationships. As you build your career here, you’ll develop your skills, share your insights, and work side-by-side with colleagues and clients on innovative solutions that address the most complex issues. Our commitment to ownership, flexibility, and being approachable makes us easy to do business with. Join us, and together, as owners, let’s turn meaningful insights into action to meet the needs and balance the interests of our clients, shareholders, communities, and each other. Benefits: - Insurance coverage - Medical benefits - Pension plan - Member Assistant Programme - Check4Cancer - Flexible time off - Share Purchase Plan - Member discounts - Dental benefits - Vision benefits - Profit Participation Plan - Health and Wellbeing Programme

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Technical Architect (DV Security Clearance)

CGI