Junior Penetration Tester | 100% REMOTE - Spain

Since 2011, SQUAD Group has been a key player in the cybersecurity landscape. We believe in a collaborative approach to cybersecurity, where experts and clients work hand-in-hand to anticipate threats and protect critical infrastructure.

As part of our growing team, we're seekin g a Senior Security Engineer specialising in Vulnerability Manage ment. Based in Barcelona, this role will put you at the heart of a high-impact security engineering function, building and operating the systems that keep complex, large-scale environments continuously protected.

You are a hands-on, curious security tester joining a pentest practice focused on web, mobile, and API applications. Working alongside senior pentesters on long-running client missions, you'll conduct hands-on assessments, document findings clearly, and grow into more autonomous engagements over time.

Conduct penetration tests on web applications, APIs, and mobile apps, following OWASP methodologies (OWASP Top 10, ASVS, MASVS).
Write clear,



well-structured pentest reports and executive summaries in English for international clients.
Work on long-duration client missions, maintaining consistent quality and communication throughout the engagement.

3 years of experience in Cybersecurity, including at least 1 year dedicated to application penetration testing.
~ Solid understanding of web application vulnerabilities (injection, authN/authZ flaws, SSRF, IDOR, etc.) Basic scripting ability (Python or Bash) to support testing and automation.
~ Fluent professional English, spoken and written — required for client-facing missions and report writing.
~ Comfortable working independently on long missions while staying aligned with senior pentesters and client stakeholders.

Personalized Growth: We help you build a training and certification plan aligned with your professional goals through our SquadExeperience

📌 Penetration Tester / Security Tester (Huelva)
🏢 SQUAD Conseil et Expertises
📍 Huelva