Security Tester

Responsibilities Application Security Testing Perform manual and automated security testing of Web applications Mobile applications (Android/iOS) Microservices / Microfrontends Conduct OWASP Top 10 testing API security testing Business logic testing Authentication & authorization validation Session management testing File upload security testing Input validation testing Penetration Testing Execute black-box, grey-box and white-box penetration tests. Identify exploitable vulnerabilities. Assess exploitability and business impact. Validate remediation effectiveness. Cloud Security Validate security of cloud-hosted environments including: Identity & Access Management Secrets Management Storage Security Network Security Groups Kubernetes security Container security Serverless functions Cloud misconfiguration assessments Secure SDLC Partner with engineering teams to: Review security requirements Review threat models Verify secure coding practices Validate security fixes Recommend design improvements DevSecOps Integrate security testing into CI/CD pipelines by managing and optimizing: SAST DAST SCA (Software Composition Analysis) Container image scanning Secret scanning IaC scanning Vulnerability Management Verify vulnerabilities reported by scanners. Eliminate false positives. Prioritize findings using CVSS. Track remediation. Conduct regression testing. AI & LLM Security Testing (Preferred) Assess AI-enabled features for: Prompt Injection Jailbreak attempts Data leakage Insecure output handling Model abuse RAG vulnerabilities Sensitive information exposure Compliance Support Support security initiatives related to: ISO 27001 SOC 2 GDPR Provide evidence during internal and external audits. Automation Develop security automation scripts for: Vulnerability validation API fuzzing Security regression Test data generation Security reporting Required Skills Security Strong understanding of OWASP Top 10 API Security Top 10 Authentication mechanisms OAuth2 OpenID Connect JWT Cryptography fundamentals Secure Session Management XSS CSRF SQL Injection SSRF XXE Deserialization attacks RCE Privilege Escalation Tools Hands-on experience with tools such as Burp Suite Professional OWASP ZAP Postman Nmap Metasploit Nessus Nikto SQLMap MobSF SonarQube Snyk Checkmarx Veracode Programming Working knowledge of at least one language Python Java C# JavaScript Ability to read application code to understand vulnerabilities. Nice to Have Experience with Kubernetes Docker Terraform GitHub Advanced Security CodeQL AI-assisted security testing LLM security Red Team exercises Bug bounty participation Capture The Flag (CTF) Qualifications Bachelor's degree in Computer Science, Information Security, or related field. 4–8 years of experience in application security or security testing. Security certifications are desirable: OSCP OSWE …