Principal Software Engineer DevSecOps

Salary: £76,000 - 94,000 per year

Requirements:

• We require a degree in Computer Science, Software Engineering, Systems Engineering, or a related discipline, together with experience delivering software solutions within a complex engineering environment.
• We are looking for experience designing, building and operating secure-by-design environments.
• We need hands‑on experience with Continuous Integration and Continuous Delivery (CI/CD) practices and tooling.
• We are looking for knowledge of cloud, on‑premises and hybrid environments, including associated security considerations.
• We need experience with enterprise DevOps and DevSecOps tools supporting modern software delivery.
• We are looking for a background in software engineering, platform engineering, IT operations or a related discipline.
• We need experience with requirements management, configuration management and version control tools.
• We are looking for knowledge of infrastructure-as-code, automation and deployment technologies.
• We need experience working within Agile development environments.
• We are looking for strong communication skills with the ability to mentor and influence technical teams.
• We value a passion for automation, continuous improvement and engineering excellence.

Responsibilities:

• We contribute to the delivery and evolution of our enterprise‑wide DevSecOps platform.
• We support and mentor teams adopting DevSecOps practices, tools and ways of working.
• We contribute to the planning and implementation of DevSecOps capabilities across cloud, on‑premises and hybrid environments.
• We design, deploy and maintain development, test and operational environments.
• We drive automation across software delivery and infrastructure provisioning to improve quality, consistency and efficiency.
• We develop and maintain automation frameworks, CI/CD pipelines and deployment processes.
• We apply effective change, configuration and release management practices.
• We support deployed services, ensuring high levels of performance, security and availability.
• We collaborate with engineers, platform teams and stakeholders to improve delivery capability and engineering practices.
• We champion secure‑by‑design principles across the software development lifecycle.

Technologies:

• CI/CD
• Cloud
• DevSecOps
• DevOps
• Support
• Security

More:

We are Leonardo, a global leader in Aerospace, Defence, and Security, headquartered in Italy with over 53,000 people worldwide including 8,500 across 9 sites in the UK. We offer a hybrid working arrangement and operate from multiple UK locations including Luton, Basildon, Edinburgh, Lincoln, Newcastle, and Southampton. We are committed to building an inclusive, accessible, and welcoming workplace where diversity drives creativity, innovation, and better outcomes. This role is permanent and full time within our Engineering function, and it is subject to pre‑employment screening in line with UK Government security standards, with additional national security vetting requirements potentially applying. We operate a grade‑based salary framework and our employee benefits are available on our website.

last updated 36 week of 2026

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