Posted 07 August, 2026
SRE Security Engineer
Opus Recruitment Solutions Ltd
London, ENG, GB
Full Time
Job Description
Role:SRE Security Engineer\n
Location:London (Hybrid - Once in a month onsite)\n
Type:Contract (Inside IR35)\n
Duration:9 Months\n
Clearance Required: Active SC\n
\n
Overview\n
\nWe're looking for an experienced SRE Security Engineer to join a high-profile UK Central Government programme, playing a critical role in securing enterprise systems, applications, platforms and infrastructure against evolving cyber threats. This is an excellent opportunity for a security professional with strong Security Architecture and Splunk expertise to work on mission-critical environments, helping to design, implement and continuously improve security controls across complex enterprise landscapes.\n
\n You will collaborate with cross-functional teams, contribute to security strategy, and provide technical leadership in a security-focused engineering environment.\n
\n
Key Responsibilities\n
\n
\n Advanced experience in Security Engineering and Security Architecture\n
\n
\n Strong knowledge of:\n
\n
\n Ability to work independently and operate as a Subject Matter Expert (SME)\n
\n Strong stakeholder management and communication skills\n
\n
Desirable Skills\n
\nIf you're an experienced SRE Security Engineer with active SC Clearance, strong Splunk expertise and a background in Security Architecture, we'd love to hear from you.
Location:London (Hybrid - Once in a month onsite)\n
Type:Contract (Inside IR35)\n
Duration:9 Months\n
Clearance Required: Active SC\n
\n
Overview\n
\nWe're looking for an experienced SRE Security Engineer to join a high-profile UK Central Government programme, playing a critical role in securing enterprise systems, applications, platforms and infrastructure against evolving cyber threats. This is an excellent opportunity for a security professional with strong Security Architecture and Splunk expertise to work on mission-critical environments, helping to design, implement and continuously improve security controls across complex enterprise landscapes.\n
\n You will collaborate with cross-functional teams, contribute to security strategy, and provide technical leadership in a security-focused engineering environment.\n
\n
Key Responsibilities\n
- \n
- Design, build and implement secure enterprise architectures and security controls \n
- Protect systems, applications, data, infrastructure and business processes from cyber threats \n
- Conduct security assessments, audits and vulnerability reviews \n
- Develop and maintain security monitoring and detection capabilities using Splunk \n
- Investigate security events and provide recommendations for remediation \n
- Work closely with engineering, operations and architecture teams to embed security-by-design principles \n
- Support platform security initiatives across cloud and on-premises environments \n
- Contribute to technical discussions and provide solutions to complex security challenges \n
- Stay up to date with emerging threats, vulnerabilities and security technologies \n
\n
\n Advanced experience in Security Engineering and Security Architecture\n
\n
\n Strong knowledge of:\n
\n
- \n
- Enterprise Security Architecture (ESA) \n
- Security Architecture Design \n
- Splunk Enterprise/Splunk Enterprise Security \n
- Threat Detection and Monitoring \n
- Security Risk Assessment \n
- Vulnerability Management \n
- Security Controls and Governance \n
\n Ability to work independently and operate as a Subject Matter Expert (SME)\n
\n Strong stakeholder management and communication skills\n
\n
Desirable Skills\n
- \n
- Platform Security expertise \n
- Cloud Security (AWS, Azure or GCP) \n
- SIEM and Security Operations Centre (SOC) experience \n
- DevSecOps practices \n
- Infrastructure as Code security \n
- Incident Response and Threat Hunting \n
- Knowledge of UK Government security standards and frameworks \n
- \n
- A proactive and security-first mindset \n
- Strong analytical and problem-solving skills \n
- Experience working within complex enterprise environments \n
- The ability to influence technical decisions and drive security best practice \n
- A collaborative approach with a passion for improving security posture \n
\nIf you're an experienced SRE Security Engineer with active SC Clearance, strong Splunk expertise and a background in Security Architecture, we'd love to hear from you.
