Penetration Tester – banking sector

Sii Sp. z o.o.

Warszawa, Mokotów
hybrid, full office
Burp Suite
Wireshark
Ghidra
Java
🐍 Python
JavaScript
C++
hybrid
full office

Requirements

Expected technologies

Burp Suite

Wireshark

Ghidra

Java

Python

JavaScript

C++

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)

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

Company

Views: 2
Published27 days ago
Expiresin 16 days
Work modehybrid, full office
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