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Platform Engineer
SiXworks an IBM companyPlatform Engineer designing and delivering secure digital solutions in highly secure environments for Defence and National Security. Collaborating with teams to enable faster, safer decision-making.
Tech Stack
Tools & technologiesAnsibleDockerJenkinsKubernetesLinuxPHPPythonTerraform
About the role
Key responsibilities & impact- help design, build, and deliver secure digital solutions in highly secure environments
- work alongside engineers, architects, and delivery specialists to develop technology that enables faster, safer decision-making for critical operations
- Design, build, and improve CI/CD pipelines to support secure, scalable, and efficient delivery
- Develop and maintain automation tooling and Infrastructure ‑ as ‑ Code solutions (e.g., Terraform, Ansible)
- Champion automation initiatives to reduce manual effort and improve consistency across environments
- Support the delivery, upgrade, and maintenance of core platforms, systems, and services
- Participate in the architecture and design of new deployments, services, and platform features
- Create proof ‑ of ‑ concepts for new technologies and guide them through to production readiness
- Produce high ‑ quality documentation, diagrams, and design artefacts
- Work closely with development, QA, operations, and support teams to ensure smooth integration and delivery
- Provide guidance on platform usage, best practices, and DevOps principles
- Mentor more junior engineers and contribute to a culture of continuous learning and improvement
- Apply secure ‑ by ‑ design principles throughout the platform lifecycle
- Conduct vulnerability assessments and contribute to hardening activities
- Ensure non ‑ functional requirements (security, scalability, maintainability) are met
Requirements
What you’ll need- Working in Agile or DevOps ‑ Oriented environments
- Strong documentation skills (e.g., Confluence, Sharepoint)
- Strong collaboration skills
- Ability to learn new technologies quickly in a fast-paced environment
- Linux and/or Windows administration
- Scripting and development skills
- Ability to work under pressure
- CI/CD tooling (GitLab CI/CD, Jenkins, GitHub Actions, etc.)
- Infrastructure as Code (Terraform, Ansible, DSC, ARM templates)
- Containerisation and orchestration (Docker, Kubernetes, Podman)
- Git workflows, repository management, and configuration ‑ as ‑ code practices
- Scripting languages such as Bash, Python, PowerShell, or PHP.
Benefits
Comp & perks- 25 days annual leave + bank holidays
- free Private Medical cover
- Life Assurance
- Generous pension (10% employer, 5% employee contribution)
- Bonus
- Professional development and training support
- secure parking
- gym
- café & restaurant on site
- lots of open break out spaces
ATS Keywords
✓ Tailor your resumeApplicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
CI/CDInfrastructure as CodeTerraformAnsibleDockerKubernetesBashPythonPowerShellGit
Soft Skills
documentation skillscollaboration skillsability to learn new technologiesability to work under pressurementoringcontinuous learningcommunication