Penetration Tester – Vulnerability Researcher

🔥 1 minute ago

🇬🇧 United Kingdom – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🔧 QA Engineer (Quality Assurance)

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Thales

WebsiteLinkedInAll Job Openings

10,000+ employees

Founded 1893

🎖️ Defense

📦 Logistics

💼 Consulting

Defense • Logistics • Consulting

Thales is a global technology leader specializing in advanced aerospace, defense, and security solutions. The company develops innovative systems that integrate cutting-edge AI technologies to provide trusted services and products across various industries, including secure data communication and smart transportation. Thales is committed to sustainability and corporate responsibility, ensuring digital ethics and diversity within its workforce while pushing the boundaries of technology for a safer and more connected world.

📋 Description

• Conduct penetration testing across Windows, Linux, mobile (iOS/Android), web applications, and cloud environments • Identify, exploit, and clearly communicate security vulnerabilities and risks • Support accreditation and assurance activities on complex, high-security programmes • Advise on security controls and mitigation strategies aligned to customer needs • Contribute to governance frameworks, policies, and secure operating procedures • Produce high-quality technical reports and through-life security documentation • Act as a cybersecurity SME across projects, staying aligned with evolving regulations and standards • Collaborate with internal teams, customers, and external stakeholders at all levels • Support bid activities, including technical input and effort estimation

🎯 Requirements

• Hands-on penetration testing experience across diverse platforms (IT and/or OT environments) • Strong understanding of security testing methodologies and frameworks • Experience producing clear, actionable technical reports • Degree in Computer Science, Engineering, or equivalent experience • Industry certifications such as CREST, OSCP, CEH, GPEN, GXPN (or similar) • Desirable Experience: Background in Defence, Aerospace, Government, Nuclear, Transport, or other regulated industries • Familiarity with compliance-driven environments and secure system accreditation.

🏖️ Benefits

• Performance-related bonus • Half day every Friday, usually finishing around 13:00 • 28 days annual leave (plus bank holidays) with opportunity to buy up to 40 hours/year (pro rata) • 24 hours volunteering paid for • Private healthcare • Pension scheme • Life cover • 24/7 Employee Assistance Program and access to mental wellbeing app • Employee discount shopping schemes on major brands and retailers • Gym membership discounts