Senior AWS Platform Engineer — Secure Cloud & CI/CD

Free-Work UK; Greater London; On-site; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Private healthcare

Pension

Share scheme

Job summary

CGI is shaping the future of secure digital innovation for government and defence clients in the UK. As a Senior Platform Engineer, you will design and deliver secure, scalable AWS cloud platforms that power mission-critical services.

You’ll own technical solutions, explore new technologies, and influence engineering practices within a collaborative community of experts. You will work across multidisciplinary agile teams, mentoring peers and embedding security and reliability into every

Qualifications

• Strong experience designing, building and operating cloud platforms.
• Hands-on Terraform IaC and modular design experience.
• Proven GitLab CI/CD implementation experience.
• Docker-based containerised solutions and serverless apps.
• Security and resilience must-be practices in delivery.

Responsibilities

• Architect, build and maintain secure, scalable AWS cloud platforms for mission-critical apps.
• Develop reusable Terraform modules and IaC to improve consistency and scale.
• Design, maintain CI/CD pipelines using GitLab for automated delivery.
• Develop and support containerised and serverless solutions using Docker and Lambda.
• Embed security, resilience and operational best practices across the lifecycle.
• Use Python and Bash to automate operations and optimize performance.
• Collaborate with agile teams and guide engineering decisions on designs.
• Mentor engineers and share knowledge across the team.
• Identify opportunities to adopt emerging technologies and improve platforms.

Skills

AWS cloud platforms

Terraform

GitLab CI/CD

Docker

Serverless architectures

Python/Bash scripting

Agile collaboration

Security best practices

Platform engineering

Mentoring

Tools

Terraform

GitLab

Docker

AWS Lambda

Job description

CGI is shaping the future of secure digital innovation for government and defence clients in the UK. As a Senior Platform Engineer, you will design and deliver secure, scalable AWS cloud platforms that power mission-critical services.

You’ll own technical solutions, explore new technologies, and influence engineering practices within a collaborative community of experts. You will work across multidisciplinary agile teams, mentoring peers and embedding security and reliability into every