Senior Penetration Tester - Hybrid, High-Impact Security

FSP; England; Hybrid; GBP 65,000 - 100,000; Full time

Benefits offered by this job

Hybrid working

Competitive salary

Excellent benefits package

Coaching and mentoring

Job summary

FSP is seeking a Senior Penetration Tester to join our Cyber Security practice. You will contribute to high-impact technical projects, providing expert guidance on network, platform, and application security while developing tools for adversarial testing and vulnerability research.

You should bring at least 2 years of direct penetration testing or vulnerability research experience, strong programming skills (C/C++, C#, Java, Python), and a track record in web and infrastructure testing.

Qualifications

• At least 2 years direct experience in penetration testing or vulnerability research.
• Proficient in programming languages: C/C++, C#, Java, Python.
• Scripting ability to develop custom scripts, exploits and tools.
• Strong knowledge of web application and infrastructure testing.

Responsibilities

• Support the team to deliver high impact technical projects to customers.
• Provide technical advice on security technologies including network, platform, application security and security architecture.
• Analyse, triage, report and prioritise findings to internal teams, customers and security partners.
• Design, develop and maintain tools and techniques for adversarial simulation, vulnerability research and exploit development.
• Contribute to the development of cybersecurity strategy, policy, standards and frameworks.

Skills

Penetration testing

Vulnerability research

C/C++

C#

Java

Python

Web security

Infrastructure testing

Job description

FSP is seeking a Senior Penetration Tester to join our Cyber Security practice. You will contribute to high-impact technical projects, providing expert guidance on network, platform, and application security while developing tools for adversarial testing and vulnerability research.

You should bring at least 2 years of direct penetration testing or vulnerability research experience, strong programming skills (C/C++, C#, Java, Python), and a track record in web and infrastructure testing.