Security Testing Consultant (Pen Tester)

Location: London SE1

Salary: £45,000 - £60,000 depending on relevant experience

Hours: Full-time, Monday to Friday

Work Location: Office-based during probation, then hybrid (3 days office / 2 days WFH)

Full time / Permanent

Remarkable Jobs are recruiting on behalf of a dynamic and growing cybersecurity organisation.

We are seeking a Security Testing Consultant (Pen Tester) to join their expert team in London SE1. This is a fantastic opportunity for an experienced professional to take on a varied, high-impact role conducting in-depth security assessments across multiple platforms.

Security Testing Consultant (Pen Tester) Role:

As a Security Testing Consultant (Pen Tester), you will play a vital role in identifying and mitigating vulnerabilities in client systems including applications, infrastructure, cloud platforms, APIs, and mobile technologies. You'll be part of a collaborative team, providing expert guidance and helping to ensure the highest standards of cybersecurity.

Security Testing Consultant (Pen Tester) Key Responsibilities:

• Deliver penetration testing across web, cloud, mobile, and infrastructure
• Conduct black box, grey box, and white box testing
• Produce detailed reports and deliver findings to clients
• Advise clients on remediation strategies and provide post-test support
• Support team knowledge sharing and mentor junior consultants
• Participate in Red Team activities and social engineering assessments
• Contribute to evolving internal processes and 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

Desirable:

• Familiarity with CI/CD environments and containerisation
• Programming and scripting knowledge
• Red Team or bug bounty experience
• Experience with CobaltStrike, IoT, or hardware security

Security Testing Consultant (Pen Tester) Key Attributes:

• Organised, proactive, and analytical
• Strong communicator with a collaborative mindset
• Able to manage time effectively across multiple assignments
• Detail-oriented with a commitment to high-quality documentation

If you're ready to take on a challenging and rewarding role as a Security Testing Consultant (Pen Tester), we'd love to hear from you.

Apply now to become a Security Testing Consultant (Pen Tester)!