Penetration Tester

Posted 20 October 2025
LocationUnited Kingdom
Job type Permanent
Discipline Cloud and Infrastructure
Reference34569

Job description

📍UK (Remote)

💰Up to £60,000

🪪Need to be eligible to maintain UK security clearances.

❌No visa sponsorship offered

 

Join one of the UK's leading Technology Solutions providers who have specialised in delivering innovative IT services to both public and private sector clients for nearly 40 years!

 

Are you a passionate Penetration Tester who loves solving complex problems, uncovering hidden vulnerabilities, and making a real difference?

We’re looking for a Penetration Tester to join a vibrant and growing Security Testing Practice. In this role, you’ll take the lead in delivering top-notch penetration testing services to clients, helping them stay one step ahead in an ever-evolving security landscape.

 

Key Responsibilities

  • Lead and deliver a range of penetration tests across networks, infrastructure, and web apps.
  • Stay up to date with certifications and industry standards.
  • Mentor junior consultants and share technical knowledge across the team.
  • Act as a trusted technical advisor to clients.

 

What You’ll Bring

Experience:

  • Experience in working in penetration testing teams contributing to the delivery of penetration testing services.
  • Current penetration testing qualification, such as, CREST Practitioner Security Analyst, Crest Registered Tester or Cyber Scheme Team Member.
  • 2+ years of penetration testing experience
  • Ability to maintain UK security clearances as required by the business.

 

Skills & Knowledge:

  • Skilled in tools like Nessus, Nmap, BurpSuite, Metasploit.
  • Proficient in at least one scripting language (Bash, PowerShell, Python, etc.).
  • Strong understanding of TCP/IP, OSI model, and network device reviews.
  • Solid experience testing web applications and conducting ITHCs (PCI DSS, PSN).
  • Able to communicate technical detail clearly to all levels.

 

Core competencies

  • Passionate about cyber security and the entire security lifecycle.
  • Comfortable engaging with senior stakeholders of all technical backgrounds.
  • Confident, curious, and solutions-focused, and able to adapt to fast-moving environments.
  • Excellent communicator who can make complex technical topics accessible to any audience.

 

Join a team that values technical excellence, collaboration, and innovation in cybersecurity.

 

  • Seniority Level

    Mid-Senior level

  • Industry

  • IT Services and IT Consulting
  • Employment Type

    Full-time

  • Job Functions

  • Quality Assurance
  • Consulting
  • Skills

  • Powershell
  • Penetration Testing
  • Security Consulting
  • Bash
  • Scripting
  • Transmission Control Protocol (TCP)
  • Cybersecurity
  • OSI Model