Ethical Hacker Application Security Expert - Red Team

PayU Payments; Bengaluru; Sur place; INR 4 500 000 - 6 500 000; Plein temps

Résumé du poste

PayU Payments seeks an Applications Security Expert to lead red team operations, simulate real-world attacks, and drive security across the SDLC. The role requires hands-on exploitation, vulnerability research, and practical guidance to developers for secure coding.

The candidate will work with the Information Security / Cybersecurity team and report to Group CISO, guiding defense strategies across our software stack.

Qualifications

• 8+ years of experience in application security, penetration testing, red teaming, or related field.
• Strong knowledge of web application vulnerabilities (OWASP Top 10).
• Experience with exploit development and reverse engineering.

Responsabilités

• Plan and execute realistic red-team attack simulations against web, mobile, and desktop apps.
• Perform in-depth penetration testing using automated tools and manual techniques.
• Review code from an offensive perspective and guide secure coding practices.
• Develop and maintain secure coding guidelines and checklists.
• Collaborate with development teams to integrate security testing into the SDLC.

Connaissances

Python

Java

C

C++

Web security concepts

OWASP Top 10

Formation

Bachelor's or Master's in Computer Science/Information Security

Outils

Metasploit

Burp Suite

Kali Linux

Description du poste

Job Description:

Job Title: Application Security Expert - Red Team / Ethical Hacker

Department: Information Security / Cybersecurity

Reports To: Group CISO

Job Summary:

The Application Security Expert - Red Team / Ethical Hacker is a critical role responsible for proactively identifying and exploiting security vulnerabilities in our software applications throughout the entire Software Development Life Cycle (SDLC). Operating as a key member of the in-house Red Team, this role will focus on simulating real-world attacks, conducting advanced penetration testing, and providing actionable intelligence to strengthen our overall security posture.

• Red Teaming & Attack Simulation:
  • Plan and execute realistic attack simulations against our web, mobile, and desktop applications to identify weaknesses and bypass security controls.
  • Develop and utilize custom exploits, tools, and techniques to mimic the tactics, techniques, and procedures (TTPs) of advanced threat actors.
  • Conduct social engineering campaigns to assess employee awareness and identify potential vulnerabilities.
• Advanced Penetration Testing:
  • Perform in-depth penetration tests of applications, networks, and systems, using both automated tools and manual techniques.
  • Identify and exploit complex vulnerabilities, including those related to application logic, authentication, authorization, and data handling.
  • Develop detailed penetration test reports with clear and actionable recommendations for remediation.
• Secure Code Review (Offensive Perspective):
  • Conduct code reviews from an offensive perspective, identifying potential vulnerabilities that could be exploited by attackers.
  • Provide developers with guidance on secure coding practices and vulnerability remediation techniques.
  • Develop and maintain secure coding guidelines and checklists.
• Vulnerability Research & Exploit Development:
  • Stay up-to-date on the latest security threats, vulnerabilities, and exploit techniques.
  • Conduct vulnerability research to identify new and emerging threats.
  • Develop custom exploits and tools to test and demonstrate the impact of vulnerabilities.
• SDLC Integration & Security Advocacy:
  • Collaborate with development teams to integrate security testing and red teaming activities into the SDLC.
  • Participate in design reviews and provide security guidance on application architecture and design.
  • Promote a security-conscious culture within the development organization.
• Vulnerability Management (Validation & Verification):
  • Validate and verify the effectiveness of vulnerability remediation efforts.
  • Retest remediated vulnerabilities to ensure they have been properly addressed.
• Security Tooling & Automation (Offensive Tools):
  • Evaluate, recommend, and customize offensive security tools and technologies.
  • Automate red teaming and penetration testing processes to improve efficiency and coverage.
• Required Skills and Qualifications:

Education:

• Bachelors or Masters degree in Computer Science, Information Security, or a related field.

Experience:

• 8+ years of experience in application security, penetration testing, red teaming, or a related field.
• Demonstrable experience conducting advanced penetration tests and red team engagements.
• Strong understanding of web application vulnerabilities (e.g., OWASP Top 10, SANS Top 25).
• Experience with various penetration testing tools and frameworks (e.g., Metasploit, Burp Suite, Kali Linux).
• Experience with exploit development and reverse engineering.
• Technical Skills:
  • Expert proficiency in one or more programming languages (e.g., Python, Java, C, C++).
  • Strong understanding of web application architectures and technologies.
  • Deep understanding of network protocols and security concepts.
  • Familiarity with cloud security principles and practices (e.g., AWS, Azure, GCP).
  • Understanding of authentication and authorization mechanisms.
• Certifications (Required/Preferred):
  • Offensive Security Certified Professional (OSCP) - Required
  • Certified Ethical Hacker (CEH) - Preferred
  • GIAC Web Application Penetration Tester (GWAPT) - Preferred
  • Offensive Security Certified Expert (OSCE) - Highly Preferred
  • Offensive Security Web Expert (OSWE) - Highly Preferred