SRE Security engineer

We are looking for an experienced Site Reliability Engineer (SRE) Security Engineer to join a major client programme on a long-term contract through to March 2027. This is a primarily remote opportunity, although candidates must be willing and able to travel to client offices when required.

The successful candidate will play a key role in ensuring the reliability, security, and resilience of critical platforms and services, working closely with engineering, operations, and security teams.

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• Design, implement, and maintain secure, resilient, and highly available platforms.
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• Embed security best practices within SRE and DevOps processes.
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• Monitor system performance, availability, and security posture across environments.
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• Automate operational and security controls using Infrastructure as Code and CI/CD pipelines.
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• Support incident management, root cause analysis, and continuous improvement activities.
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• Collaborate with stakeholders to implement security controls and compliance requirements.
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• Drive improvements in observability, monitoring, logging, and alerting.
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• Conduct vulnerability remediation and support security reviews and audits.
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• Active SC Clearance (mandatory).
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• Proven experience in an SRE, DevSecOps, Platform Security, or Security Engineering role.
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• Strong understanding of cloud platforms (AWS, Azure, or GCP).
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• Experience with Infrastructure as Code tools such as Terraform.
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• Knowledge of containerisation and orchestration technologies, including Kubernetes.
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• Experience implementing and maintaining CI/CD pipelines.
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• Strong understanding of security principles, vulnerability management, and security monitoring.
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• Experience with monitoring and observability tools such as Prometheus, Grafana, Splunk, ELK, or similar.
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• Excellent troubleshooting and stakeholder engagement skills.
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• Experience working within government, defence, or highly regulated environments.
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• Knowledge of Zero Trust principles and cloud security frameworks.
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• Relevant certifications such as AWS Security, Azure Security Engineer, CISSP, CISM, or Kubernetes certifications.
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