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Senior Penetration Tester – Cybersecurity & Offensive Security
  • Kraków
Senior Penetration Tester – Cybersecurity & Offensive Security
Kraków, Kraków, Lesser Poland Voivodeship, Polska
ITDS Polska Sp. z o.o.
14. 3. 2026
Informacje o stanowisku

technologies-expected :


  • iOS
  • Android
  • Java
  • Kotlin
  • Objective-C
  • Swift

about-project :


  • As a Senior Penetration Tester – Cybersecurity & Offensive Security, you will be working for our client, a global leader in cybersecurity research and offensive security. You will play a critical role in safeguarding financial institutions by proactively identifying vulnerabilities, testing defenses, and driving security innovation across diverse technologies. This position offers a unique chance to impact security leadership and advance your career in a forward-thinking environment.
  • Unleash the Future of Cybersecurity — Lead the Charge in Penetration Testing!
  • Krakow-based opportunity with hybrid work model (up to 3 days remote per week).
  • Only candidates with an existing legal right to work in the European Union will be considered for this role.

responsibilities :


  • Lead and perform sophisticated penetration testing activities on custom mobile applications, infrastructure, web services, and APIs, including manual assessments and source code reviews.
  • Document root causes and risk analyses of vulnerabilities clearly and professionally.
  • Follow and improve security testing processes, raising gaps and opportunities for enhancing testing methodologies.
  • Collaborate with DevOps teams to automate testing tasks and integrate security controls into CI/CD pipelines.
  • Develop a deep understanding of business functionalities to tailor testing approaches to specific risks.
  • Demonstrate and code proof-of-concept exploits when needed to validate vulnerabilities.
  • Coordinate security testing projects, including creating test plans, cases, and reports.
  • Advise on vulnerability remediation, control implementation, and secure development practices.
  • Assess release risks and identify misuse scenarios based on business requirements.
  • Track, remediate, and document security vulnerabilities and support risk acceptance procedures.
  • Ensure compliance with security policies and regulatory standards.
  • Evaluate new security testing technologies and keep abreast of industry research.
  • Mentor junior team members and contribute to process improvements.

requirements-expected :


  • At least 4 years of demonstrable experience in penetration testing, with a strong technical background.
  • Solid understanding of platform security models for iOS and Android.
  • Expertise in mobile application security risks, web vulnerabilities, and infrastructure assessment.
  • Hands-on experience with manual and automated security testing tools and methodologies.
  • Programming/scripting skills in relevant languages (e.g., Java, Kotlin, Objective C, Swift).
  • Strong TCP/IP knowledge and understanding of security implications.
  • Fluent in English, with excellent communication skills suitable for technical and non-technical audiences.
  • Ability to work independently or lead small teams of penetration testers.

offered :


  • Stable and long-term cooperation with very good conditions
  • Enhance your skills and develop your expertise in the financial industry
  • Work on the most strategic projects available in the market
  • Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years
  • Participate in Social Events, training, and work in an international environment
  • Access to attractive Medical Package
  • Access to Multisport Program
  • Access to Pluralsight
  • Flexible hours

benefits :


  • sharing the costs of sports activities
  • private medical care
  • flexible working time
  • fruits
  • integration events
  • corporate gym
  • saving & investment scheme
  • no dress code
  • coffee / tea
  • drinks
  • christmas gifts
  • birthday celebration
  • sharing the costs of a streaming platform subscription
  • access to +100 projects
  • access to Pluralsight

  • Praca Kraków
  • Tester Kraków
  • Chief security officer Kraków
  • Kraków - Oferty pracy w okolicznych lokalizacjach


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