Senior Application Security Engineer
Job in
City Of London, Central London, Greater London, England, UK
Listed on 2026-08-23
Listing for:
Tec Partners Recruitment Ltd
Full Time
position Listed on 2026-08-23
Job specializations:
-
IT/Tech
Cybersecurity, Systems Engineer, IT Consultant, Information Security & Data Protection
Job Description & How to Apply Below
Job Title
Senior Application Security Engineer
LocationLondon, UK
Rate£575 per day, Inside IR35 (dependent on experience)
Duration6 months
Tec Partners are working with a leading technology client, who are currently looking for an experienced Senior Application Security Engineer to work on a customer assignment, providing subject matter expertise across code review, penetration testing, and secure development lifecycle initiatives.
As a Senior Application Security Engineer, you will combine hands-on technical delivery with cross-team guidance, serving as the go-to expert on application security for internal development teams.
Key Responsibilities- Be an application security subject matter expert, guiding internal development teams
- Perform code reviews, penetration tests, and architectural reviews on existing and new applications
- Develop, implement, and communicate vulnerability mitigation strategies
- Handle externally reported vulnerabilities
- Drive the static and dynamic application security testing (SAST/DAST) programme
- Advise development teams on secure SDLC best practices
- 5+ years' experience as an Information Security Researcher or Engineer
- 3+ years' experience manually auditing source code, or strong programming skills in Java, .NET, Python, or JavaScript frameworks
- Strong understanding of OWASP Top 10, API security risks, and cloud-native application architecture
- Proven experience in application penetration testing and security code review
- Experience with SAST, DAST, IAST, and SCA tools and processes
- Solid understanding of CI/CD pipelines and Dev Sec Ops principles
Position Requirements
10+ Years
work experience
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