Penetration Tester (CTL - Infrastructure) - Belfast (Hybrid) We're hiring an experienced CREST Certified Tester Licence (CTL) - Infrastructure Penetration Tester to join a dynamic, Belfast-based team delivering ethical hacking and security testing across web, cloud, and mobile platforms. What You'll Do: Conduct infrastructure, web & mobile penetration tests for a diverse client base Identify vulnerabilities, produce clear reports & advise on remediation Contribute to tool/methodology development & mentor junior testers Support pre-sales & share knowledge through blogs or speaking opportunities What We're Looking For: 5+ years of hands-on penetration testing experience Strong skills in network, web or mobile pen testing Proficient with tools like BurpSuite Pro, Metasploit, Nmap, Nessus Deep understanding of Linux, Windows, AD & scripting (Python, Shell) Certifications such as OSCP, CSTL/CCT or equivalent Excellent communication & reporting abilities UK SC clearance & right to work in the UK Perks: Negotiable salary for right candidate + bonus 35 days holiday, flexible working hours, hybrid model Private healthcare, pension, life assurance Please apply now if you want to work with clients that value security and a team that values growth or reach out to Andrew Harrison directly for a confidential conversation. Skills: Burpsuite penetration vulnerabilities Nmap Nessus metasploit Benefits: Work From Home