Senior Security Engineer

Senior Software Cybersecurity Engineer
📍 Uxbridge or Edinburgh | Hybrid - 2 days per week
💼 Permanent | Senior Level
I'm recruiting for a Senior Software Cybersecurity Engineer to join a high-profile technology organisation, working across Application Security, Cloud, Kubernetes and DevSecOps.
The Role
You'll work closely with software engineering teams to embed security throughout the SDLC, identify vulnerabilities and improve secure-by-design practices.
Key responsibilities:
Threat modelling, risk assessments & security architecture reviews
Cloud & Kubernetes/container security
Security code reviews and secure-by-design guidance
Implementing SAST, DAST, SCA, SBOM & Secret Scanning
Driving vulnerability management and remediation
Vulnerability triage, validation & PoC development
IAM and key management
Security incident response & root-cause analysis
Detection engineering and security automation
Developing security standards, processes and technical runbooks
What we're looking for
7+ years' Cybersecurity / AppSec / Security Engineering experience
Strong Cloud & Kubernetes security experience
Proven DevSecOps / CI/CD security experience
Strong knowledge of SAST, DAST, SCA & vulnerability management
Threat modelling experience – STRIDE / PASTA
Hands-on development experience with Go and/or C#
Strong understanding of OWASP, NIST, ISO 27001 & CIS
Experience with AWS, Azure or GCP
Desirable: vulnerability research, exploit development, penetration testing, Splunk/OSQuery, AI/ML security and security certifications.
Why apply?
A genuinely hands-on Product Security / AppSec opportunity combining Cloud, Kubernetes, DevSecOps and vulnerability research within a high-growth technology environment.
Interested? Get in touch for the full details.