Penetration Tester

JR United Kingdom; Bristol; Remote; GBP 45,000 - 60,000; Full time

Job summary

Une entreprise de cybersécurité en pleine croissance recherche un testeur de pénétration. Le poste implique des tests sur divers environnements et la rédaction de rapports. Un environnement de travail flexible et la possibilité de continuellement développer ses compétences sont offerts.

Qualifications

• Expérience de minimum 2 ans en tests de pénétration.
• Possession d'une certification (OSCP, CRT, CCT-INF) souhaitée.
• Expérience en consulting ou face à la clientèle appréciée.

Responsibilities

• Réaliser des tests de pénétration sur les infrastructures, réseaux et applications.
• Élaborer des rapports détaillant les résultats et conseils de remediation.
• Travailler directement avec des intervenants client lors des tests.

Skills

Penetration testing

Reporting skills

Scripting/automation with Python

Scripting/automation with Bash

Scripting/automation with PowerShell

Communication

Education

OSCP (Offensive Security Certified Professional)

CRT (CREST Registered Tester)

CCT-INF (CREST Certified Infrastructure Tester)

Tools

Burp Suite

Nmap

Metasploit

Job description

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Travel: Occasional travel to client sites or company events

Our client is a respected and rapidly growing leader in the cybersecurity and risk consulting space. Working with a wide range of organizations — from FTSE 100 companies to critical infrastructure and government entities — they provide high-quality security testing and advisory services across various industries.

This is an excellent opportunity to join a team that values your expertise, supports your growth, and offers the flexibility of remote working with the stimulation of varied engagements.

Key Responsibilities:

• Conduct thorough penetration tests on infrastructure, networks, cloud environments, and web applications.
• Deliver high-quality, client-ready reports detailing findings, impact, and practical remediation advice.
• Collaborate directly with client stakeholders during scoping, testing, and results presentations.
• Keep current with emerging threats, vulnerabilities, and tools in the offensive security landscape.
• Contribute to internal development of testing methodologies, tooling, and knowledge sharing.
• Experience with red teaming, threat simulation, or assumed breach testing.
• Scripting/automation with Python, Bash, or PowerShell.
• Previous consultancy or client-facing experience.
• Eligibility for or possession of UK Security Clearance (preferred but not required).
• Solid understanding of common attack techniques and vulnerability classes (e.g., OWASP Top 10, MITRE ATT&CK).
• Strong familiarity with tools such as Burp Suite, Nmap, Metasploit, etc.
• Excellent communication and reporting skills.

Required Qualifications:

• Demonstrable experience in penetration testing (minimum 2 years preferred).
• Hold at least one of the following certifications:
• OSCP (Offensive Security Certified Professional)
• CRT (CREST Registered Tester)
• CCT-INF (CREST Certified Infrastructure Tester)