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Pentester WebAPP and API

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Szczecin
Warszawa
Olsztyn
Wrocław
+7
Expires Oct 7, 2026
2 months ago

In short

Pentester WebAPP and API in Szczecin. Responsibilities include penetration testing, Active Directory security, exploit development, and client communication. Requires 5+ years of experience, expertise in web/network/mobile/AD testing, and proficiency with security tools. OSCP/CRTP/CREST certs required.

AI-written summary based on the listing content.

Key Responsibilities (What You’ll Do)

Advanced Technical Testing: Personally lead and execute end-to-end penetration tests across web applications, APIs, mobile apps (iOS/Android), cloud environments, and internal/external networks.

Deep Active Directory Assessments: Perform sophisticated AD security testing, including privilege escalation, lateral movement, delegation/ACL abuse, and attack path analysis.

Exploit Development: Write custom scripts, tooling, and proof-of-concept (PoC) exploits using Python, PowerShell, and/or Bash.

End-to-End Engagement Management: Own the lifecycle of assignments—from initial scoping and effort estimation to final report delivery and remediation retesting.

Quality Assurance & Pre-Sales: Review and QA technical findings/reports from the team, and provide technical input during scoping calls and proposal creation.

Client & Stakeholder Communication: Act as the primary technical point of contact, translating complex technical risks into clear insights for both devs and non-technical executives.

Required Skills & Experience (What You’ll Need)

Experience: ~5+ years of hands-on offensive security experience, ideally within a cybersecurity consultancy or multi-client delivery environment.

Core Depth: Proven expertise in at least three domains: web applications, network, mobile, or Active Directory testing.

Tooling Infrastructure: Mastery of industry-standard tools (Burp Suite, Nmap, Metasploit, BloodHound, Impacket, Crack

Map

Exec/NetExec, Cobalt Strike, Frida, etc.).

Certifications (Minimum of ONE required):

OSCP (Offensive Security Certified Professional)CRTP / CRTO (Active Directory/Red Team)CREST CRT / CPSA (CCT App or Infra strongly preferred)

Soft Skills: Exceptional report-writing skills and fluent professional English.

Highly Desirable / Nice to Have

Advanced certifications (OSEP, OSWE, OSED, CRTE, SANS GXPN/GWAPT, or Cloud offensive certs).

Prior experience within a Big 4 firm or an established boutique security consultancy.

Hands-on exposure to AWS/Azure/GCP cloud environments and Kubernetes/containers.

Active community presence: Published research, CVEs, open-source tooling contributions, conference talks, or top CTF achievements.

Published 2026-07-09
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