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Application Security Engineer / Penetration tester

GROWE Warsaw, Masovian Voivodeship, Poland

IT Services and IT Consulting · 11-50 employees

7 h ago
Remote security Mid (2-5 yrs) Full-time Poland
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About the role

The role involves triaging and validating security findings from automated tools and conducting manual code reviews to identify vulnerabilities. Additionally, the engineer will perform hands-on penetration testing on web applications and APIs to uncover business logic flaws.

What they look for

Application Security Penetration Testing SAST SCA Code Review Burp Suite OWASP Top 10 API Security OAuth 2.0 AWS Kubernetes SQL Injection XSS GraphQL REST Identity Protocols

Requirements

Candidates must have at least 3 years of experience in application security or penetration testing and proficiency with security scanning tools. A deep understanding of OWASP vulnerabilities, identity protocols, and modern application code analysis is required.

Full description

Growe welcomes those who are excited to:

• Triage, validate, and prioritize security findings from SAST, SCA, and Secret scanning tools, filter out false positives, assess risks, and track issues through to remediation;

• Conduct manual and tool-assisted code reviews to identify security vulnerabilities, logic flaws, and insecure implementation choices before code reaches production;

• Perform hands-on penetration testing of web applications, microservices, and APIs to uncover security vulnerabilities and business logic flaws;

• Audit REST and GraphQL APIs and web applications with a strong focus on core application security risks, authentication, authorization, and business logic.

We need your professional experience:

• 3 years of experience in Application Security, Product Security, or Penetration Testing;

• Hands-on experience triaging and analyzing findings from Semgrep / OpenGrep, Gitleaks, Trivy, and OSV-Scanner;

• Experience with Burp Suite (Pro), Nuclei, Subfinder, SQLmap, Metasploit, and NetExec;

• Deep understanding of classic OWASP Top 10 vulnerabilities, including Injection flaws (SQLi, Command Injection), Server-Side Request Forgery (SSRF), Cross-Site Scripting (XSS), Cross-Site Request Forgery (CSRF), Broken Access Control / Insecure Direct Object References (IDOR / BOLA), Security Misconfigurations, Cryptographic Failures, Insecure Deserialization, and Mass Assignment;

• Solid knowledge of OWASP API Security Top 10 for REST and GraphQL architectures;

• Deep understanding of identity protocols and access control mechanics (OAuth 2.0, OIDC, JWT, SAML, RBAC/ABAC);

• Ability to identify complex authorization bypasses, session management flaws, and business logic bugs;

• Ability to read and analyze modern application code to spot security flaws;

• Basic understanding of cloud security principles in AWS environments and Kubernetes (K8s) security fundamentals;

• Pragmatic approach to security, balancing risk mitigation with development workflow;

• Intermediate level of English (spoken and written).

We appreciate if you have those personal features:

• Strong communication skills to effectively collaborate with engineering, product, and DevOps teams;

• Result-oriented mindset;

• Multitasking and time management skills.

We are seeking those who align with our core values:

• GROWE TOGETHER: Our team is our main asset. We work together and support each other to achieve our common goals;

• DRIVE RESULT OVER PROCESS: We set ambitious, clear, measurable goals in line with our strategy and driving Growe to success;

• BE READY FOR CHANGE: We see challenges as opportunities to grow and evolve. We adapt today to win tomorrow.

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