5 of 5 Security Tester Jobs in London

Offensive Security Tester (Red Team) London/WFH to £70k Opportunity to progress your career as an Offensive Security Tester at a rapidly expanding scale-up software house that is developing a highly complex network cyber security platform; you'll be working on Greenfield projects, collaborating with and learning from a hugely talented team. Your … role: As an Offensive Security Tester you will manage client engagements, perform security tests and report findings; you'll be using industry standard combined with in-house developed tools as well as carrying out manual reviews to discover any issues with customer infrastructure and web applications. You'll be pro-active and will have the opportunity within … Russel Group or top tier world university - Computer Science, Engineering, Physics or Mathematics; MSc or PhD advantageous You're OSCP or CRT certified You have commercial experience with Offensive Security, Red Team testing or Penetration testing You have a keen interest in Cyber Security and understanding of key concepts and protocols You can code with any OO programming More ❯

Offensive Security Tester (Red Team) London/WFH to £70k Opportunity to progress your career as an Offensive Security Tester at a rapidly expanding scale-up software house that is developing a highly complex network cyber security platform; you'll be working on Greenfield projects, collaborating with and learning from a hugely talented team. Your … role: As an Offensive Security Tester you will manage client engagements, perform security tests and report findings; you'll be using industry standard combined with in-house developed tools as well as carrying out manual reviews to discover any issues with customer infrastructure and web applications. You'll be pro-active and will have the opportunity within … Russel Group or top tier world university - Computer Science, Engineering, Physics or Mathematics; MSc or PhD advantageous You're OSCP or CRT certified You have commercial experience with Offensive Security, Red Team testing or Penetration testing You have a keen interest in Cyber Security and understanding of key concepts and protocols You can code with any OO programming More ❯

Join a rapidly expanding scale-up where you'll work on cutting-edge Greenfield cyber security projects alongside a hugely talented team.* *Offensive Security Tester (Red Team) London/WFH to £70k* Opportunity to progress your career as an Offensive Security Tester at a rapidly expanding scale-up software house that is developing a highly … complex network cyber security platform; you'll be working on Greenfield projects, collaborating with and learning from a hugely talented team. *Your role:* As an Offensive Security Tester you will manage client engagements, perform security tests and report findings; you'll be using industry standard combined with in-house developed tools as well as carrying out … You have a strong educational background in Computer Science, Engineering, Physics or Mathematics; MSc or PhD advantageous * You're OSCP or CRT certified * You have commercial experience with Offensive Security, Red Team testing or Penetration testing * You have a keen interest in Cyber Security and understanding of key concepts and protocols * You can code with any OO programming More ❯

Must have active SC Clearance This is a fantastic opportunity to work for the NHS as a Security Tester, inside IR35. This role will require on site working in Leeds, every Tuesday and Thursday and active SC Clearance is essential. The key skills required for this Security Tester role are: Create cyber security test strategy … Azure storage Python Javacript Manual API testing If you do have the relevant experience for this Security Tester role, please do apply. More ❯

Job Title: CREST Accredited Security Tester 6 Month Contract Hybrid (Central London based) £670 Per Day Inside IR35 Overview: Seeking a CREST-accredited Security Tester with strong penetration testing and vulnerability management expertise. Skilled in Tenable Nessus and experienced in managing third-party testing engagements , you'll deliver high-impact security assurance across complex environments. … Key Responsibilities: Conduct internal penetration testing and security assessments across cloud and on-premise systems. Scope, execute, and report on tests using CREST standards and Nessus . Produce clear, high-quality scopes, proposals, and technical reports . Provide SME guidance on threats, risks, and testing methodologies. Manage and coordinate third-party CHECK/CREST testers . Lead vulnerability management … frameworks, playbooks, and secure-by-design practices . Research and assess emerging threats to enhance testing capability. Skills & Experience: CREST certification (CRT or equivalent). Proven penetration testing and security assurance expertise. Strong hands-on experience with Tenable Nessus . Track record of managing third-party pen testing engagements . Excellent communication and technical reporting skills. Eames Consulting is More ❯