More in details, UST is a multinational company based in North America, certified as a Top Employer company with over 35.000 employees all over the world and presence in more than 30 countries. We are leaders on digital technology services, and we provide large-scale technologic solutions to big companies. We are looking for a Senior Penetration Tester to join a strategic cybersecurity project with a general client in the wealth management sector.

As part of our Security Compliance Competence Centre (SCCC) in Madrid, you will play a key hands-on role in identifying, exploiting, and assessing security vulnerabilities across applications, APIs, infrastructure, and cloud environments.

Location: Hybrid. 3 days a week in the office.

Language : English is a must. Spanish desirable.

Key Responsibilities Perform manual and automated penetration testing on web applications, APIs, and infrastructure.





Required Qualifications +5 years of hands-on experience in Penetration Testing, Ethical Hacking, or Application Security. Strong knowledge of OWASP Top 10, web application security, and exploitation techniques . Familiarity with APIs, authentication mechanisms, and modern web architectures .

Professional proficiency in English ; Numerous benefits (Health Care Plan, teleworking compensation, Life and Accident Insurances). `Retribución Flexible ́ Program: (Meals, Kinder Garden, Transport, online English lessons, Health Care Plan...) Free access to several training platforms Professional stability and career plans UST also, compensates referrals from which you could benefit when you refer professionals.

Real Work Life

Balance measures (flexibility, WFH or remote work policy, compacted hours during summertime...)

📌 Senior Penetration Tester | Madrid
🏢 CareerWallet
📍 Madrid