Find your next tech and IT Job or contract Windows Server

At CGI, you'll shape and deliver resilient infrastructure solutions that help our clients operate securely and effectively. As a Senior Infrastructure Architect, you'll take ownership of technical designs from concept through implementation, leading project teams and turning complex requirements into high-quality solutions across Windows Server and virtualised environments. You'll have the freedom to challenge established approaches, introduce automation and apply your expertise to solve demanding infrastructure challenges, while being supported by an experienced community of architects, consultants and engineers. Working across CGI and client environments, you'll combine hands-on technical leadership with architectural thinking to deliver solutions on time, manage risk and create lasting value for our clients. 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 is a hybrid position.