Senior Application Security Analyst - L3
We are seeking a Senior Application Security Analyst – L3 to provide advanced security expertise across the software development lifecycle. The successful candidate will investigate and resolve complex application security issues, support the remediation of vulnerabilities, and help strengthen secure development practices across a varied technology environment. This role will act as a senior escalation point for security incidents, technical findings, and high-risk application weaknesses.
Key responsibilities include conducting in-depth vulnerability assessments, penetration testing, code reviews, and threat modelling for web, mobile, API, and cloud-based applications. You will analyse findings from automated and manual testing tools, validate risk, develop practical remediation guidance, and work closely with developers, architects, infrastructure teams, and product stakeholders to ensure issues are addressed effectively. You will also investigate security alerts and incidents, perform root-cause analysis, contribute to post-incident reviews, and support the development of detection and response improvements. The role will involve maintaining security standards, playbooks, technical documentation, and risk reports, while helping to improve application security metrics and governance.
Applicants should have substantial experience in application security, penetration testing, or secure software engineering, together with strong knowledge of OWASP methodologies, common vulnerability classes, authentication and authorisation controls, secure coding principles, and modern application architectures. Experience with APIs, cloud platforms, CI/CD pipelines, source-code analysis, container security, and security testing tools is highly desirable. Professional certifications in application security, ethical hacking, cloud security, or a related discipline would be advantageous. You will need excellent analytical and communication skills, the confidence to advise technical and non-technical audiences, and the ability to manage competing priorities while working independently. A proactive approach, sound judgement, and a commitment to continuous improvement are essential.
Senior Application Security Analyst - L3
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