Senior Penetration Tester Penetration Testing / Web & Cloud Security / Red Team / Outside IR35 / Fully Remote / £600 pd / ASAP Start / 6 Months SR2 have partnered with a cutting-edge Cyber Security Consultancy to recruit a Senior Penetration Tester to support a large-scale security assessment programme for public sector and regulated clients. You'll work across a range of environments, identifying vulnerabilities, simulating real-world attacks, and helping to harden complex systems against evolving threats. Required Skills and Experience: Proven experience conducting penetration testing across web apps, APIs, infrastructure, and cloud environments (AWS, Azure, GCP) Strong understanding of OWASP Top 10, CVSS, and secure coding principles Experience with tools such as Burp Suite, Nmap, Metasploit, Kali, and custom scripts Familiarity with MITRE ATT&CK, red teaming methodologies, and reporting best practicesHighly Desirable: CHECK, CREST, OSCP, or CRTO certifications Experience working in or alongside UK Government or regulated sectors Strong reporting, documentation, and stakeholder communication skills Awareness of compliance frameworks (e.g., ISO27001 and NIST)Contract Details: Outside IR35 Hybrid working - 2 Days per month (London or Cheltenham) Must be UK based 6 Months £600 per day ASAP Start 1-stage interview processIf you’re a seasoned Penetration Tester looking for a new contract, ...