Pentester WebAPP and API

New

Link GroupCybersecurity

Warszawa, -, Białystok, -, Lublin, -, Kraków, -, Wrocław, -, Poznań, -, Szczecin, -, Gdańsk, -, Olsztyn, -, Łódź, -, Warszawa, Country code: PLFull-TimeMiddle

Salary21840 - 23520 PLN per hour b2b currencySource=original; 4722 - 5085 CHF per hour b2b currencySource=conversion; 5919 - 6375 USD per hour b2b currencySource=conversion; 4341 - 4675 GBP per hour b2b currencySource=conversion; 5060 - 5449 EUR per hour b2b currencySource=conversion

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Job Details

Languages: Fluent professional English
Experience: ~5+ years of hands-on offensive security experience
Required Skills: PythonBashCybersecurityQA

Requirements

~5+ years of hands-on offensive security experience, ideally in consultancy.
Expertise in at least three domains: web applications, network, mobile, or Active Directory testing.
Mastery of industry-standard tools including Burp Suite, Nmap, Metasploit, BloodHound, Impacket, CrackMapExec/NetExec, Cobalt Strike, and Frida.
Must hold at least one of the following: OSCP, CRTP, CRTO, CREST CRT, or CPSA.
Exceptional report-writing skills.
Fluent professional English.

Responsibilities

Lead and execute end-to-end penetration tests across web applications, APIs, mobile apps (iOS/Android), cloud environments, and internal/external networks.
Perform sophisticated AD security testing including privilege escalation, lateral movement, delegation/ACL abuse, and attack path analysis.
Develop custom scripts, tooling, and proof-of-concept exploits using Python, PowerShell, or Bash.
Manage the full lifecycle of assignments from initial scoping and effort estimation to final report delivery and remediation retesting.
Review and QA technical findings and reports from the team and provide technical input during scoping and proposal creation.
Act as the primary technical point of contact for clients to communicate complex technical risks.

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