Manchester, Lancashire, England, United Kingdom Hybrid / WFH Options
4Square Recruitment Ltd
What You’ll Bring 2–5 years’ experience in ethical hacking or penetration testing. Strong understanding of OWASP, web, and infrastructure testing. Experience with Burp Suite, Nmap, Nessus, Qualys, Metasploit, Kali Linux. Familiarity with cloud security (AWS, Azure, or GCP). Confident communicator with client-facing experience. Bonus points for: Public sector testing experience. Code review skills (Python, Java More ❯
Manchester, Lancashire, United Kingdom Hybrid / WFH Options
4Square Recruitment Ltd
ethical hacking. Strong background in web, API, and infrastructure testing . Familiarity with cloud environments and associated security considerations. Proficient with standard tools like Burp Suite, Nmap, Nessus, Qualys, Metasploit, Kali Linux . Understanding of OWASP and modern testing methodologies. Confident communicator - able to work directly with clients. Bonus Points For: Code review capability in Python, Java, or JavaScript More ❯
Manchester Area, United Kingdom Hybrid / WFH Options
4Square Recruitment Ltd
ethical hacking. Strong background in web, API, and infrastructure testing . Familiarity with cloud environments and associated security considerations. Proficient with standard tools like Burp Suite, Nmap, Nessus, Qualys, Metasploit, Kali Linux . Understanding of OWASP and modern testing methodologies. Confident communicator — able to work directly with clients. Bonus Points For: Code review capability in Python, Java, or JavaScript More ❯
warrington, cheshire, north west england, united kingdom Hybrid / WFH Options
4Square Recruitment Ltd
ethical hacking. Strong background in web, API, and infrastructure testing . Familiarity with cloud environments and associated security considerations. Proficient with standard tools like Burp Suite, Nmap, Nessus, Qualys, Metasploit, Kali Linux . Understanding of OWASP and modern testing methodologies. Confident communicator — able to work directly with clients. Bonus Points For: Code review capability in Python, Java, or JavaScript More ❯
bolton, greater manchester, north west england, united kingdom Hybrid / WFH Options
4Square Recruitment Ltd
ethical hacking. Strong background in web, API, and infrastructure testing . Familiarity with cloud environments and associated security considerations. Proficient with standard tools like Burp Suite, Nmap, Nessus, Qualys, Metasploit, Kali Linux . Understanding of OWASP and modern testing methodologies. Confident communicator — able to work directly with clients. Bonus Points For: Code review capability in Python, Java, or JavaScript More ❯
manual penetration testing (infrastructure and/or web applications) Strong understanding of TCP/IP, networking concepts, and web application architecture Familiarity with tools such as Burp Suite, Nmap, Metasploit, or similar Excellent written and verbal communication skills, including report writing and client presentations Eligibility for SC Clearance (active clearance is a plus) Nice to Have: Working towards or More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Digital Waffle
Experience 3-5+ years' professional penetration testing/offensive security experience Strong understanding of enterprise infrastructure, AD security, networking, and protocols Proficiency with tools such as Nmap, Nessus, Metasploit, BloodHound, Burp Suite, Kali/Linux toolsets Solid track record of delivering infrastructure pentests end-to-end Excellent communication skills, including producing business-focused reporting Preferred Qualifications CHECK Team More ❯
tool development What You'll Bring 2+ years' experience in penetration testing or vulnerability assessment CHECK, Crest, or equivalent certification Strong technical understanding of networks, OS, and security tools (Metasploit, Burp Suite, Nmap, etc.) Excellent communication and problem-solving skills Nice to Have Coding/Scripting (Python, Bash, C#) Web/mobile app testing, reverse engineering, or malware analysis More ❯
tool development What You’ll Bring 2+ years’ experience in penetration testing or vulnerability assessment CHECK, CREST, or equivalent certification Strong technical understanding of networks, OS, and security tools (Metasploit, Burp Suite, Nmap, etc.) Excellent communication and problem-solving skills Nice to Have Coding/scripting (Python, Bash, C#) Web/mobile app testing, reverse engineering, or malware analysis More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Cyber Guarded Ltd
Title of Practitioner, Principal or Chartered in the Security Testing Specialism. Strong working knowledge of networks, Linux/Windows, and web technologies Experience with tools such as Burp Suite, Metasploit, Kali Linux, and Nessus Excellent problem-solving, communication, and reporting skills What We Offer Hybrid working – home-based with 2 days per week in our Belfast office or based More ❯
newtownabbey, antrim, united kingdom Hybrid / WFH Options
Cyber Guarded Ltd
Title of Practitioner, Principal or Chartered in the Security Testing Specialism. Strong working knowledge of networks, Linux/Windows, and web technologies Experience with tools such as Burp Suite, Metasploit, Kali Linux, and Nessus Excellent problem-solving, communication, and reporting skills What We Offer Hybrid working – home-based with 2 days per week in our Belfast office or based More ❯
finaghy, antrim, united kingdom Hybrid / WFH Options
Cyber Guarded Ltd
Title of Practitioner, Principal or Chartered in the Security Testing Specialism. Strong working knowledge of networks, Linux/Windows, and web technologies Experience with tools such as Burp Suite, Metasploit, Kali Linux, and Nessus Excellent problem-solving, communication, and reporting skills What We Offer Hybrid working – home-based with 2 days per week in our Belfast office or based More ❯
understanding of how malicious software works (i.e.-malware, trojans, rootkits, etc.) Ability to modify known and/or craft custom exploits manually without dependence on consumer tools such as Metasploit Knowledge of tools and techniques used to conduct network, wireless, and web application penetration testing Familiarity with web application penetration testing and code auditing to find security gaps and More ❯
understanding of how malicious software works (i.e.-malware, trojans, rootkits, etc.) Ability to modify known and/or craft custom exploits manually without dependence on consumer tools such as Metasploit Knowledge of tools and techniques used to conduct network, wireless, and web application penetration testing Familiarity with web application penetration testing and code auditing to find security gaps and More ❯
ability to design secure networks: switching, routing, firewalls Familiarity with MITRE ATT&CK for ICS , Bow-Tie Analysis, and adversary simulation Hands-on experience with tools like Nessus, Nmap, Metasploit , fuzzing tools Knowledge of compliance frameworks: NIST 800-53/800-82, ISO 27001, IEC 62443, HSE OG-86, NIS-R Experience with DFIR operations in industrial environments (e.g. More ❯
ability to design secure networks: switching, routing, firewalls Familiarity with MITRE ATT&CK for ICS , Bow-Tie Analysis, and adversary simulation Hands-on experience with tools like Nessus, Nmap, Metasploit , fuzzing tools Knowledge of compliance frameworks: NIST 800-53/800-82, ISO 27001, IEC 62443, HSE OG-86, NIS-R Experience with DFIR operations in industrial environments (e.g. More ❯
InfraView - Specialist Cloud & IT Infrastructure Technology Recruitment
Hands-on experience in penetration testing or IT Health Check delivery Eligibility to obtain and maintain UK security clearances. Familiarity with common tools such as Burp Suite, Nmap, Nessus, Metasploit, etc. Understanding of network protocols (TCP/IP, OSI model) and common web application Current penetration testing qualification such as CREST Practitioner Security Analyst (CPSA), Crest Registered Tester (CRT More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Digital Waffle
penetration testing Strong knowledge of attacker frameworks (e.g., MITRE ATT&CK, NIST adversary simulation guidelines) Highly proficient with red team tools and techniques (e.g., Cobalt Strike, Mimikatz, Sliver, BloodHound, Metasploit etc.) Hands-on experience with Active Directory attacks , privilege escalation , lateral movement , and stealth operations Ability to conduct social engineering and phishing campaigns Strong understanding of networking, Windows/ More ❯
/programmers, memory dumping toolkits). Exposure to USB, Bluetooth/BLE, Wi-Fi, or Cellular interfaces (development or testing). Knowledge of network penetration tools such as Nmap, Metasploit, and Burp Suite. Good understanding of TCP/IP protocols and the OSI model. Experience with firmware reverse engineering using tools like IDA Pro or Ghidra. Background in developing More ❯
z2bz0 years in penetration testing, red teaming, or offensive security across networks, cloud, AD, and web apps. Offensive security tooling - expertise with Nmap, Nessus, Masscan, Burp Suite, Metasploit, Cobalt Strike, Mimikatz, SQLmap, ScoutSuite, Pacu, etc. Reporting expertise - ability to produce professional pentest reports with CVSS scoring and MITRE ATT&CK mapping for both technical and executive stakeholders. Contract Details More ❯
london (city of london), south east england, united kingdom
Hamilton Barnes 🌳
z2bz0 years in penetration testing, red teaming, or offensive security across networks, cloud, AD, and web apps. Offensive security tooling - expertise with Nmap, Nessus, Masscan, Burp Suite, Metasploit, Cobalt Strike, Mimikatz, SQLmap, ScoutSuite, Pacu, etc. Reporting expertise - ability to produce professional pentest reports with CVSS scoring and MITRE ATT&CK mapping for both technical and executive stakeholders. Contract Details More ❯
z2bz0 years in penetration testing, red teaming, or offensive security across networks, cloud, AD, and web apps. Offensive security tooling - expertise with Nmap, Nessus, Masscan, Burp Suite, Metasploit, Cobalt Strike, Mimikatz, SQLmap, ScoutSuite, Pacu, etc. Reporting expertise - ability to produce professional pentest reports with CVSS scoring and MITRE ATT&CK mapping for both technical and executive stakeholders. Contract Details More ❯
InfraView - Specialist Cloud & IT Infrastructure Technology Recruitment
Hands-on experience in penetration testing or IT Health Check delivery Eligibility to obtain and maintain UK security clearances. Familiarity with common tools such as Burp Suite, Nmap, Nessus, Metasploit, etc. Understanding of network protocols (TCP/IP, OSI model) and common web application Current penetration testing qualification such as CREST Practitioner Security Analyst (CPSA), Crest Registered Tester (CRT More ❯
Familiarity with customer satisfaction and retention initiatives. Knowledge of Lean and Agile tools (e.g., Microsoft Planner, JIRA, Confluence). Involvement in offensive cybersecurity (red teaming, use of tools like Metasploit, Nmap, etc.). Experience with physical security assessments aligned with NIS and NPSA standards. Expertise in Digital Forensics and Incident Response (DFIR) in industrial environments (e.g., VxWorks, RTOS, Embedded More ❯
Familiarity with customer satisfaction and retention initiatives. Knowledge of Lean and Agile tools (e.g., Microsoft Planner, JIRA, Confluence). Involvement in offensive cybersecurity (red teaming, use of tools like Metasploit, Nmap, etc.). Experience with physical security assessments aligned with NIS and NPSA standards. Expertise in Digital Forensics and Incident Response (DFIR) in industrial environments (e.g., VxWorks, RTOS, Embedded More ❯