Senior Platform Engineer

Senior Platform Engineer Company: Xibis Ltd (note: company name in description also references CGI). Position ID: J1025-2302. Employment Type: Full Time. Location: United Kingdom, UK Wide. Position Description At CGI, we’re helping to shape the future of digital healthcare across the UK, and we’re looking for Senior Platform Engineers to join our growing Platform Services team. You’ll play a key role in designing, building, and evolving a cloud‑native platform that underpins major national‑scale healthcare programmes, enabling teams to innovate faster and deliver secure, high‑impact digital services for millions of people. Working within a collaborative, forward‑thinking environment, you’ll have the autonomy to deliver scalable and resilient infrastructure that drives transformative outcomes across the health sector, all while being supported to grow your expertise and influence the future of digital health. 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 (BPSS) or be eligible to go through this clearance. We welcome applications from candidates across the UK, and Northern Ireland. Our teams operate within a flexible hybrid working model with the option to work from your local CGI office or remotely, with quarterly travel to Scotland required to collaborate with delivery teams. Your Future Duties And Responsibilities In this role, you will be part of a cross‑functional platform engineering team delivering the core infrastructure and services that support large‑scale digital health systems across the UK. You’ll design, implement, and operate secure, cloud‑native solutions on AWS that enable development teams to innovate with confidence and deliver modern, patient‑focused digital services. You’ll collaborate closely with developers, architects, and delivery teams to streamline CI/CD pipelines, strengthen observability, and embed automation at every layer of the platform. You’ll take ownership of key technical decisions, contribute to platform strategy and best practices, and help evolve a modern, resilient, and scalable ecosystem. Supported by a culture that values creativity, collaboration, and continuous learning, you’ll be encouraged to explore emerging technologies, share knowledge, and continuously enhance both the platform and your technical expertise. Key Responsibilities Design & Deliver: Architect, build, and optimise AWS‑based, cloud‑native platforms supporting national‑scale digital healthcare solutions. Automate & Innovate: Implement Infrastructure as Code using Terraform or CloudFormation for repeatable, reliable deployments. Monitor & Improve: Enhance observability using Grafana, Prometheus, and related tooling to ensure system reliability and performance. Develop & Integrate: Build and maintain CI/CD pipelines with GitHub Actions to streamline secure and efficient delivery. Script & Enhance: Use Bash or PowerShell to automate operational processes and drive efficiency. Collaborate & Evolve: Work within agile, cross‑functional teams to drive platform evolution and shared delivery goals. Optimise & Protect: Design and support high availability and disaster recovery capabilities for critical services. Document & Share: Produce high‑quality technical documentation and contribute to knowledge sharing across CGI teams. Essential Qualifications Extensive knowledge and experience of AWS cloud‑native services and architectures. Strong experience with Kubernetes for container orchestration and management. Proven experience implementing Infrastructure as Code using tools such as Terraform or CloudFormation. Hands‑on experience with observability tools such as Grafana and Prometheus. Strong scripting ability using tools such as Bash or PowerShell. Experience building CI/CD pipelines using tools such as GitHub Actions. Deep understanding of scalability, performance, and security in distributed systems. Excellent communication and teamwork skills in cross‑functional environments. Desirable Some coding experience in Node.js or Python. Experience designing or supporting disaster recovery and high availability systems. AWS and/or Kubernetes certifications. Strong technical documentation and knowledge‑sharing skills. Experience working within healthcare client environments (or similar). Skills Cloud Computing GIT GIT GitHub Kubernetes What You Can Expect From Us 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. #J-18808-Ljbffr