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Penetration Tester – banking sector

Penetration Tester – banking sector

Sii Sp. z o.o.Warszawa, mazowieckie, Polska
20 dni temu
Opis pracy

Penetration Tester – banking sector

Miejsce pracy : Warszawa

Technologies we use

Expected

  • Burp Suite
  • Wireshark
  • Ghidra
  • Java
  • Python
  • JavaScript

About the project

We are seeking a skilled Penetration Tester to join our cybersecurity team supporting a key client in the banking industry. This role involves assessing and strengthening the security posture of a wide range of systems, including web applications, cloud environments, and infrastructure components. The position is based in Warsaw, with a hybrid work model requiring on-site presence three times per week.

Your responsibilities

  • Perform penetration testing of web applications, infrastructure, and cloud platforms
  • Identify and demonstrate impactful vulnerabilities using source code access and technical analysis
  • Analyse server configurations, application logic, and security controls to discover weaknesses
  • Collaborate with development and infrastructure teams to provide remediation strategies
  • Develop or utilize proof-of-concept exploits to validate critical findings
  • Share knowledge and best practices within the internal cybersecurity community
  • Our requirements

  • Minimum 4 years of hands-on experience in penetration testing across web, infrastructure, and cloud environments
  • Strong understanding of web security and vulnerability chaining
  • Familiarity with tools such as Burp Suite, Wireshark, Ghidra, or netcat
  • Proficiency in at least one programming language, e.g., Java, Python, JavaScript, C++
  • Good knowledge of networking protocols and the TCP / IP stack
  • Understanding of cryptography principles and their practical applications
  • Fluency in English (spoken and written)
  • What we offer

  • Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
  • Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
  • We share the profit with Workers - over PLN 60M has already been allocated for this aim since 2022
  • Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
  • Comfortable workplace – class A offices or remote work
  • Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
  • PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
  • Investment in your growth – meetups, webinars, training platform and technology blog – you choose
  • Fantastic atmosphere created by all Sii Power People
  • Recruitment stages

  • Send your CV
  • Talk to us about your expectations
  • Learn more about our projects and choose the best
  • Start your adventure with Sii!
  • Sii Sp. z o.o.

    Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 500 professionals and implement projects in a variety of industries for clients from many countries around the world.

    The Great Place to Work title, won 10 times in a row, proves that at Sii we create a friendly work environment. In a survey, as many as 90% of our employees responded that Sii is a great place to work, and 95% of them think we have a great atmosphere here.

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    Penetration Tester • Warszawa, mazowieckie, Polska