Principal DevSECOps Engineer

Leonardo; Gloucester; On-site; GBP 80,000 - 100,000; Full time

Job summary

A leading company in the Cyber Security domain is seeking a Principal DevSecOps Engineer to join their engineering team in Gloucester. This critical role bridges software development and operations, ensuring the efficient delivery of high-quality software in a highly secure environment. Candidates should possess significant experience in similar roles, strong technical capabilities in cloud infrastructure, and leadership skills, with additional expertise in automation and CI/CD practices being advantageous. The company offers a competitive benefits package, focusing on employee growth and well-being.

Benefits

Award winning pension scheme (up to 10% employer contribution)

25 days holidays plus bank holidays

Flexible working options with hybrid availability

Employee Assistance Programme for mental health support

Discounted Gym memberships and cycle to work scheme

Access to private healthcare and dental schemes

Free access to over 4000 online courses via Coursera

Referral incentive program

Bonus scheme for employees

Qualifications

• Demonstrable experience with DevSecOps in a secure environment.
• Strong technical ability across Cloud/Hybrid infrastructure.
• Experience with CI/CD pipelines and automation tools.

Responsibilities

• Bridge between software development, testing, infrastructure, and operations.
• Lead development and implementation of DevSecOps practices.
• Support and mentor other engineers, enhancing team performance.

Skills

Leadership

Team Working

Communication

Problem Solving

Flexibility

Agile Methodologies

Education

Security Clearance (DV)

Experience in Secure Environment

Tools

Terraform

Ansible

Kubernetes

GitHub

Jenkins

SQL

Python

Job description

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Principal DevSECOps Engineer, Gloucester

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Client:

Leonardo

Location:

Gloucester, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Reference:

3b27d0f1d9a8

Job Views:

4

Posted:

29.06.2025

Expiry Date:

13.08.2025

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Job Description:

Job Description:

The Leonardo Cyber Security Division is looking to recruit a Principal DevSecOp Engineer to join its UK based engineering team working within a highly secure environment; with responsibility for providing a bridge between software development, testing, infrastructure, operations and system administrators to facilitate efficient, continuous and high-quality software and environment delivery.

The processes and tooling implemented by the Principal DevSecOps Engineer will enable source code and associated artefacts to be installed and configured on scalable infrastructure across environments which comply to strict security regulations. The Principal DevSecOps Engineer will typically combine the skills of software coding and/or scripting, process reengineering and infrastructure provisioning with exemplary leadership, team working and communication skills. The Principal DevSecOps Engineer should have a good breadth of knowledge across the disciplines of software development and how software and infrastructure is deployed.

The ideal candidate will have demonstrable experience of performing in a similar strategic and leading DevSecOps position, and preferably working in a secure environment. You will possess a strong all round technical ability with an excellent working knowledge of platform capability area for Cloud / Hybrid and on-premise network and systems infrastructure technologies. An awareness of cyber security capabilities is advantageous. You will need to have strong experience in owning and overseeing the building, implementing and maintaining of systems with complex architectures on client site; with on-going proactive operational support, and working closely with key stakeholders and end users. Working within a specialist skilled engineering team providing 1st to 3rd line support to the client.

These roles demand excellent technical skills with the responsibility to support, maintain and operate systems while conforming to industry best practice and/or Leonardo best practices and technical designs. The principal role will require excellent leadership and team working attributes but also requires the ability to take accountability to work independently.

Projects will be from the full systems engineering lifecycle from Concept Exploration through to In-Service Support providing the opportunity to develop your experience while supporting the requirements management, system architecture and design, subsystem design and development, system integration, test and acceptance and specialist technical support.

As a Principal DevSecOps Engineer within the Cyber Division, you will typically be working as part of a larger Project team including the design, development and testing of secure systems, including but not limited to, Information Management Systems, Command and Control systems, Security Monitoring of IT, IoT and CNI systems and services.

These roles will have the ability to take ownership / implement the DevSecOps side of the engineering delivery of one or more work packages, including the planning, estimation, execution and progress reporting of own workload and that of other team members.

• Assist in the overall implementation of new software / applications / packing for the Cyber division.
• Analyse requirements, design, implement and unit test software code and supporting artefacts using appropriate tools.
• As required, lead on software/application development activities.
• Plan and undertake installations on development, test, reference and operational environments.
• Deliver consistent high-quality software and environmental builds through automation.
• Creation and maintenance of automaton frameworks for software and/or environment provisioning and ongoing operation.
• Managing and controlling software configuration for projects including the source repository.
• Implement and maintain of Continuous Integration (CI) and/or Build pipelines where appropriate.
• Understand change control and release management practices.
• Ensure high availability and security of systems through robust monitoring, logging, and alerting.
• Provide application support to existing deployed services.
• Contribute to the improvement and efficiency of the Cyber division.

A good working knowledge and experience of various techniques with a broad scope of skills and experience of mainstream IT infrastructure services and components including:

• Demonstrable experience of performing a similar role, ideally within a secure or regulated environment.
• Lead the development and implementation of DevSecOps tools and practices.
• Support and mentor fellow DevSecOps engineers, fostering a collaborative and high-performing culture and driving continuous improvement to address operational issues.
• Advanced experience of Infrastructure as Code (IaC) practices and automation tools (Terraform & Ansible) for automating infrastructure builds and configuration.
• Strong experience of designing and implementing CI/CD pipelines (GitHub Actions, Jenkins) to automate builds, tests & deployments to ensure secure and compliant delivery of applications.
• Proficiency in managing Kubernetes clusters in a production setting, with a focus on security and scalability.
• Previous experience of developing and managing Helm charts for secure Kubernetes application deployments.
• Strong understanding of Git and Source Code Repository management (GitLab, GitHub); with experience of Branching Strategies for controlled Release Management.
• Good knowledge of Agile methodologies, SCRUM, BDD, TDD.
• Clear and effective communication skills.
• Strong analytical skills with an aptitude for solving complex/technical problems.
• Flexible and adaptable attitude, capable of acquiring new skills.
• Objective and logical with an enquiring and creative mind.
• Data Engineering – experience of one or more: Apache ecosystem, SQL, Python.
• Experience with Secure DevSecOps within an Agile /SAFe environment.
• Software development capability. Any form of prior development expertise would be beneficial, but the eagerness and desire to learn new technologies would be preferable.

Security Clearance

You must be a sole UK National and hold current UK Developed Vetting (DV) security clearance.

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Life at Leonardo

With a company funded benefits package, a commitment to learning and development, and a flexible approach to working hours focused on the needs of both our employees and customers, a career with Leonardo has never offered as many opportunities or been more accessible to as many people.

• Pension: Award winning pension scheme (up to 10% employer contribution)
• Holidays: 25 days plus bank holidays, option to buy/sell leave and to accrue up to 12 additional flexi leave days per year
• Flexible Working: Flexible hours with hybrid working options. For part time opportunities, please talk to us
• Wellbeing:Employee Assistance Programme, access to Mental Health support, Financial wellbeing support, network groups (Enable, Pride, Equalise, Reservists, Carers)
• Lifestyle: Discounted Gym membership, Cycle to work scheme
• Company funded flexible benefits: Access to private healthcare, dental schemes, Workplace ISA, Go Green Car Scheme, technology and lifestyle options (£500 annual allowance)
• Training: Free access to more than 4000 online courses via Coursera
• Referral Incentive: You can earn a reward for successfully referring a friend or family member
• Bonus: Scheme in place for all employees at management level and below