actionable reports to both technical and non-technical audiences. Requirements Proven experience in penetration testing and ethical hacking. Proficiency in tools such as Burp Suite, Metasploit, Nmap, Wireshark, and Kali Linux. Strong knowledge of web application, network, and infrastructure security. Experience with scripting and automation using Python, Bash, or PowerShell. Certifications such as OSCP, OSCE, CEH, or similar are More ❯
matter expertise in web, mobile or network penetration testing with track record of end to end testing of complex systems. Advanced knowledge of various web technologies, operating systems, particularly Linux, Windows, and Active Directory. Knowledge of Scripting Languages e.g. Python, Shell Scripting etc. Strong expertise with web application and network pen testing methodologies. Proficiency in using penetration testing tools … such as BurpSuite Pro, Nmap, Nessus, and Metasploit. Experienced in using KaliLinux and the associated penetration testing tool suite. Advanced completion of penetration testing simulations like Hack the Box or Capture the Flag or ideally one of the following certifications: CSTL/CCT, OSCP, OCWE, or relevant equivalent. Excellent communication and technical report writing skills. UK SC More ❯
London, England, United Kingdom Hybrid / WFH Options
Remarkable Jobs
methodologies What They Are Looking For: Essential: 3–5 years of hands–on penetration testing experience Strong understanding of OWASP and vulnerability testing standards Proficiency with tools such as Kali, Burp Suite, Nmap, Nessus, Metasploit Knowledge of cloud platform testing (AWS, Azure, GCP) Strong reporting and client communication skills Relevant qualifications such as CREST CRT, OSCP, OSCE, or CCT More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Ocho
What You'll Be Doing: Perform penetration tests on networks, applications, and infrastructure. Identify and exploit vulnerabilities to strengthen security defences. Use tools like Burp Suite, Nessus, Metasploit, and Kali Linux. Provide detailed reports with clear, actionable recommendations. Experience required: Strong knowledge of OWASP, CVE, and security frameworks. Hands-on experience with ethical hacking & exploit techniques. Ability to communicate … findings to technical and non-technical teams. Proficiency in using penetration testing tools such as BurpSuite Pro, Nmap, Nessus, and Metaspolit. Experienced in using KaliLinux and the associated penetration testing tool suite Nice to Have: Relevant security certifications (e.g. OSCP, CREST, Cyber Scheme.) UK SC clearance Package: Bonus Hybrid working (2 days onsite - Belfast office) 25 + More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Vector Recruitment Ltd
infrastructure security. Up-to-date on the latest cybersecurity threats and technologies. Strong knowledge in pen testing tools ( Metasploit, Nmap, Wireshark, Burp Suite, Nessus, OWASP ZAP, Eyewitness, Nessus, sqlmap, kalilinux, etc) Ideally certified – eg OSCP, CRTP, CPPT, CEH, CISSP, OSWP, eJPT, eWPT Good reporting and security debriefing skills A passion for cybersecurity and a safer world. If More ❯
infrastructure security. Up-to-date on the latest cybersecurity threats and technologies. Strong knowledge in pen testing tools ( Metasploit, Nmap, Wireshark, Burp Suite, Nessus, OWASP ZAP, Eyewitness, Nessus, sqlmap, kalilinux, etc) Ideally certified – eg OSCP, CRTP, CPPT, CEH, CISSP, OSWP, eJPT, eWPT Good reporting and security debriefing skills A passion for cybersecurity and a safer world. If More ❯
London, King's Cross, United Kingdom Hybrid / WFH Options
Vector Recruitment
infrastructure security. Up-to-date on the latest cybersecurity threats and technologies. Strong knowledge in pen testing tools ( Metasploit, Nmap, Wireshark, Burp Suite, Nessus, OWASP ZAP, Eyewitness, Nessus, sqlmap, kalilinux, etc) Ideally certified – eg OSCP, CRTP, CPPT, CEH, CISSP, OSWP, eJPT, eWPT Good reporting and security debriefing skills A passion for cybersecurity and a safer world. If More ❯
King's Cross, Isle Of Arran, United Kingdom Hybrid / WFH Options
Vector Recruitment
infrastructure security. Up-to-date on the latest cybersecurity threats and technologies. Strong knowledge in pen testing tools ( Metasploit, Nmap, Wireshark, Burp Suite, Nessus, OWASP ZAP, Eyewitness, Nessus, sqlmap, kalilinux, etc) Ideally certified eg OSCP, CRTP, CPPT, CEH, CISSP, OSWP, eJPT, eWPT Good reporting and security debriefing skills A passion for cybersecurity and a safer world. If More ❯
. Experience in scoping penetration testing assessments. Strong knowledge of security testing methodologies and frameworks (eg, OWASP, NIST). Proficiency with industry-standard tools (eg, Burp Suite, Nmap, Metasploit, KaliLinux). Excellent written and verbal communication skills. OSCP is essential. Experience with red teaming or threat simulation exercises. Experience conducting code reviews. Scripting experience (eg, Python, Bash More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Ocho
What You'll Be Doing: Perform penetration tests on networks, applications, and infrastructure. Identify and exploit vulnerabilities to strengthen security defences. Use tools like Burp Suite, Nessus, Metasploit, and Kali Linux. Provide detailed reports with clear, actionable recommendations. Experience required: Strong knowledge of OWASP, CVE, and security frameworks. Hands-on experience with ethical hacking & exploit techniques. Scripting & automation skills … a plus. Ability to communicate findings to technical and non-technical teams. Proficiency in using penetration testing tools such as BurpSuite Pro, Nmap, Nessus, and Metaspolit. Experienced in using KaliLinux and the associated penetration testing tool suite Nice to Have: Relevant security certifications (e.g. OSCP, CREST, Cyber Scheme.) UK SC clearance Package: £50k-£80k salary D.O.E Bonus More ❯
tests (web, infrastructure, external/internal). Strong knowledge of security testing methodologies and frameworks (e.g., OWASP, NIST). Proficiency with industry-standard tools (e.g., Burp Suite, Nmap, Metasploit, KaliLinux). Excellent written and verbal communication skills. OSCP, OSWE, or other relevant certifications. Experience with red teaming or threat simulation exercises. Familiarity with secure coding practices and More ❯
of executing penetration tests and exploiting vulnerabilities in complex systems and applications. Experience with vulnerability scanning tools (e.g., Nessus, Qualys, OpenVAS) and penetration testing tools (e.g., Metasploit, Burp Suite, KaliLinux). Familiarity with common security frameworks and compliance requirements (e.g., NIST, ISO 27001, GDPR, PCI-DSS) Relevant certifications (e.g., CEH, OSCP, CISSP, CISM, GIAC) are strongly preferred. More ❯
London, England, United Kingdom Hybrid / WFH Options
RSM UK
Experience of offensive security and penetration testing Demonstrable experience in infrastructure and web application testing, experience in API testing is desirable. Demonstrable experience using common pen testing tools including KaliLinux, Burpsuite, Nessus and other industry standard tools. Hold or working towards an industry recognised certification including CompTIA PenTest+; CHECK, CREST; Offensive Security Certified Professional (OSCP) etc. Relevant More ❯
years' penetration testing experience. Strong understanding of OWASP, SSL/TLS, SSH, and HTTP. Comfortable conducting black box, grey box, and white box testing. Familiar with tools like Kali, Burp Suite, Metasploit, Nmap, Nessus, and Qualys. Knowledge of AWS, Azure, or Google Cloud platform security. At least 2 certifications from: CREST CRT, OSCP, OSCE, or CCT. Desirable Extras: Experience More ❯
City of London, London, Grange, United Kingdom Hybrid / WFH Options
Applause IT Recruitment Ltd
years' penetration testing experience. Strong understanding of OWASP, SSL/TLS, SSH, and HTTP. Comfortable conducting black box, grey box, and white box testing. Familiar with tools like Kali, Burp Suite, Metasploit, Nmap, Nessus, and Qualys. Knowledge of AWS, Azure, or Google Cloud platform security. At least 2 certifications from: CREST CRT, OSCP, OSCE, or CCT. Desirable Extras: Experience More ❯
London, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
papers and articles. Skills/Must have: Strong knowledge of OWASP methodologies and offensive testing across black/grey/white-box approaches. Proficiency in tools like Burp Suite, Kali, Nmap, Nessus, Qualys, Metasploit. Familiarity with cloud platform security testing (AWS, Azure, GCP). Understanding of mobile security (Android & iOS), networking protocols, and the OSI model. Excellent verbal and More ❯
City Of London, England, United Kingdom Hybrid / WFH Options
Hamilton Barnes 🌳
papers and articles. Skills/Must have: Strong knowledge of OWASP methodologies and offensive testing across black/grey/white-box approaches. Proficiency in tools like Burp Suite, Kali, Nmap, Nessus, Qualys, Metasploit. Familiarity with cloud platform security testing (AWS, Azure, GCP). Understanding of mobile security (Android & iOS), networking protocols, and the OSI model. Excellent verbal and More ❯
CWE, CVSS scoring etc.) Strong experience communicating to stakeholders of varying technical skill levels Your experience should include: Using offensive security tooling, including tools such as Burp Suite, Kali, Metasploit and such Scripting including the use of python, Powershell, bash or Javascript Securing networks, hosts, web applications and cloud native deployments Working with toolsets such as: vulnerability management, firewalls More ❯
IVM, Tenable IO or Nessus Palo Alto Firewalls, InTune, Entra ID, Active Directory Desirable: Imperva WAF, Menlo Security, Cisco Secure Access/Umbrella, KnowBe4, AppCheck Ivanti or Automox patching KaliLinux, Metasploit, NMAP, BurpSuite Candidate Profile Professional certifications such as CISM, MS SC100/200/900, OSCP are advantageous Background in financial services, SOC environments, or penetration More ❯
IVM, Tenable IO or Nessus Palo Alto Firewalls, InTune, Entra ID, Active Directory Desirable: Imperva WAF, Menlo Security, Cisco Secure Access/Umbrella, KnowBe4, AppCheck Ivanti or Automox patching KaliLinux, Metasploit, NMAP, BurpSuite Candidate Profile Professional certifications such as CISM, MS SC100/200/900, OSCP are advantageous Background in financial services, SOC environments, or penetration More ❯
IVM, Tenable IO or Nessus Palo Alto Firewalls, InTune, Entra ID, Active Directory Desirable: Imperva WAF, Menlo Security, Cisco Secure Access/Umbrella, KnowBe4, AppCheck Ivanti or Automox patching KaliLinux, Metasploit, NMAP, BurpSuite Candidate Profile Professional certifications such as CISM, MS SC100/200/900, OSCP are advantageous Background in financial services, SOC environments, or penetration More ❯
DDoS Menlo Web Security Gateway Menlo CASB Cisco Secure Access Cisco Umbrella Cisco ASA KnowBe4 Digicert Certificates and Microsoft Certificate Services Ivanti or Automox patching AppCheck or Tenable WAS KaliLinux (NMAP, Metasploit, BurpSuite, John etc) Desired Education: CISM, MS SC100, 200 and 900, OSCP or other penetration testing qualifications. Industry: Financial services, SOC, Pentesting is desirable Personal More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Marlin Selection Recruitment
DDoS Menlo Web Security Gateway Menlo CASB Cisco Secure Access Cisco Umbrella Cisco ASA KnowBe4 Digicert Certificates and Microsoft Certificate Services Ivanti or Automox patching AppCheck or Tenable WAS KaliLinux (NMAP, Metasploit, BurpSuite, John etc) Desired Education: CISM, MS SC100, 200 and 900, OSCP or other penetration testing qualifications. Industry: Financial services, SOC, Pentesting is desirable Personal More ❯
London, England, United Kingdom Hybrid / WFH Options
RSM
Experience of offensive security and penetration testing Demonstrable experience in infrastructure and web application testing, experience in API testing is desirable. Demonstrable experience using common pen testing tools including KaliLinux, Burpsuite, Nessus and other industry standard tools. Hold or working towards an industry recognised certification including CompTIA PenTest+; CHECK, CREST; Offensive Security Certified Professional (OSCP) etc. Relevant More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Cyber Guarded Ltd
employment in penetration testing Cyber Scheme, CREST or CHECK Certifications are required CTL must hold UK CSC Professional Title at Principal level or above Strong knowledge of networks, OS (Linux/Windows), web tech Proficient with Burp, Metasploit, Nessus, KaliLinux Eligible for full UK security clearance (no sponsorship offered) What we offer: Hybrid & flexible working More ❯