Senior AWS DevOps Engineer - Cloud, CI/CD & Security

Sanderson Government & Defence; City Of London; On-site; GBP 118,000 - 159,000; Full time

Job summary

Sanderson Government & Defence is seeking a Senior DevOps Engineer to design, build and operate secure, cloud-native platforms on AWS for a major UK Defence programme in Central London. You will drive DevOps best practices, automate infrastructure and deployment pipelines, and support critical services in a highly secure setting.

You will mentor engineers, engage with senior stakeholders, and lead strategic platform engineering discussions while delivering resilient, observable systems with

Qualifications

• Extensive hands-on DevOps or Platform Engineering experience in complex enterprise or government environments.
• Strong AWS expertise across core services, networking, security and platform design.
• Proven Terraform and Infrastructure as Code experience, plus CI/CD tooling expertise.

Responsibilities

• Design, build and maintain scalable AWS cloud infrastructure.
• Develop and enhance Infrastructure as Code solutions using Terraform.
• Build, optimise and maintain CI/CD pipelines to support rapid and reliable delivery.
• Champion DevOps culture, automation and engineering best practice across delivery teams.
• Improve platform resilience, observability, security and operational performance.
• Work closely with software engineers, architects and senior stakeholders to deliver platform capabilities.
• Support containerised workloads and cloud-native deployments.
• Lead technical discussions, provide guidance to engineers and contribute to strategic decisions around platform engineering.

Skills

DevOps experience

AWS

Terraform

CI/CD

Kubernetes

Python scripting

Bash scripting

Observability

Security in regulated envs

Stakeholder engagement

Tools

Jenkins

GitLab CI

GitHub Actions

Docker

Job description

Sanderson Government & Defence is seeking a Senior DevOps Engineer to design, build and operate secure, cloud-native platforms on AWS for a major UK Defence programme in Central London. You will drive DevOps best practices, automate infrastructure and deployment pipelines, and support critical services in a highly secure setting.

You will mentor engineers, engage with senior stakeholders, and lead strategic platform engineering discussions while delivering resilient, observable systems with