Senior Application Security Specialist

• Reviewing application code to identify and remediate security vulnerabilities across modern web applications
• Performing and supporting web application penetration testing, focused on real-world risk rather than tick-box security
• Designing, building and improving security tooling and automation for tasks such as code review and vulnerability detection
• Working closely with developers to advise on secure design, remediation approaches and best practice
• Supporting the shift from manual-heavy processes to scalable, automated and AI-assisted security workflows
• Acting as a senior technical voice within the team, contributing to decisions, mentoring others and influencing direction
• Participating in on-call activity as required, supporting high-availability systems, Should we both wish to proceed, we will submit your details to the client and be in touch regarding the outcome and any further steps.

This role suits a senior, hands-on security professional with a strong development background who enjoys solving complex problems and engaging directly with engineers., * Strong coding experience, particularly in Golang and/or Python (experience with .NET also beneficial)

• Proven application security experience, with a focus on web application vulnerabilities rather than infrastructure-only security
• Hands-on experience with code review, penetration testing, and identifying issues such as XSS, SQL injection and logic flaws
• Experience building or improving security automation and tooling (DevSecOps mindset)
• Familiarity with tools such as Burp Suite, SAST/DAST tools, GitHub/GitLab, Linux and Docker
• The confidence and communication skills to work with large, opinionated developer groups and challenge constructively
• A pragmatic, delivery-focused mindset suited to a fast-moving, commercial environment
• Security certifications (e.g. OSCP, OSWE, DevSecOps) are desirable but not essential - practical capability matters more, * Application Security
• Python
• .Net
• Burp Suite
• CI/CD
• GoLang

• Performance-Based Bonus
• Annual bonus paid in two instalments (April & September), based on company and personal performance.
• Pension Scheme
• Employer-matched contributions of up to 7.5%.
• Hybrid Working
• Minimum 2 days per week in the office, with flexibility on which days.
• Flexible Working Hours
• 40-hour workweek with flexibility in how hours are structured.
• Generous Annual Leave
• 25 days holiday + your birthday off, plus bank holidays. Option to buy or sell up to 5 additional days.
• Free Gym Membership
• Available to all employees.
• No Visa Sponsorship Available for this role.