Lead DevOps Engineer

Clearance Required:
Active SC Clearance (Mandatory)

We're seeking an experienced Lead Dev Ops Engineer to join a high-performing team delivering mission-critical solutions across Defence, National Security, and Government environments.

This is an exciting opportunity to work on complex, high-impact programmes where security, reliability, and innovation are paramount. You'll play a leading role in designing, building, and operating secure cloud and data platforms, helping customers modernise their technology estates and unlock greater value from their data.

Working alongside talented engineers and architects, you'll leverage modern Dev Sec Ops  practices, cloud-native technologies, automation, and Infrastructure-as-Code to deliver scalable, resilient, and secure solutions. In addition to providing hands‑on technical leadership, you'll mentor engineers, champion best practices, and help shape the future direction of engineering delivery.

Please note:
Active SC Clearance is an essential requirement for this position. Due to the nature of the work, candidates must already hold current and active SC Clearance. Unfortunately, sponsorship or clearance applications cannot be supported for this role.

• Lead the design, build, testing, and deployment of secure cloud-based infrastructure and applications using modern Dev Ops and Dev Sec Ops  methodologies.
• Develop and maintain CI/CD pipelines and Infrastructure-as-Code solutions to enable automated, repeatable, and reliable deployments.
• Build and operate secure cloud environments supporting data platforms and batch and real‑time analytical workloads.
• Contribute to the development and enhancement of automated testing frameworks, ensuring quality throughout the software development lifecycle.
• Maintain and optimise deployment scripts, automation tooling, and engineering processes in line with evolving requirements.
• Support the setup, maintenance, and optimisation of development, test, and production environments.
• Provide production support through incident investigation, troubleshooting, root cause analysis, and resolution.
• Perform ongoing application and platform maintenance to ensure operational stability, performance, and resilience.
• Conduct gap analysis and identify improvements, recommending practical and scalable technical solutions.
• Support contingency planning and disaster recovery activities, including backup and restoration strategies.
• Produce and maintain technical documentation covering systems, deployments, and operational procedures.
• Mentor and support engineers across the team, fostering collaboration, technical excellence, and continuous improvement.

• 5+ years' experience delivering production‑grade cloud solutions within complex enterprise or secure environments.
• Strong experience working within Dev Sec Ops environments and implementing Zero Trust Architecture principles.
• Proven experience deploying and operating infrastructure, platforms, and applications across AWS and hybrid cloud environments.
• Strong knowledge of both open‑source and commercial technologies within cloud‑centric environments.
• Experience using Git Hub, Git Lab, and Atlassian Suite for source control, collaboration, code reviews, and deployment management.
• Expertise with CI/CD pipelines and Infrastructure-as-Code technologies, including Terraform and Ansible
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• Experience applying Test-Driven Development (TDD) methodologies and automated testing frameworks.
• Strong knowledge of containerisation and orchestration technologies including Kubernetes, Docker, ECS, EKS, and AKS
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• Experience working with distributed event‑streaming technologies such as Kafka and Apache Flink
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• Strong troubleshooting skills with the…