Senior Penetration Tester strengthening the security of eCommerce platforms by identifying vulnerabilities and supporting remediation processes. Conducting testing and advising on security improvements.
Responsibilities
Strengthen the security of eCommerce platforms (web, APIs, and potentially mobile) through practical attack simulations
Identify vulnerabilities and provide clear, actionable recommendations
Support teams through to their sustainable remediation
Plan, coordinate and execute penetration tests including web, APIs, infrastructure & cloud
Conduct threat- and abuse-case-based testing along typical eCommerce flows
Produce high-quality reports and present findings to both technical teams and management
Advise engineering teams on fixes and verify remediations (re-tests)
Continuously improve testing methodologies
Establish security standards and drive automation and tooling initiatives
Requirements
Several years of experience in penetration testing at a senior level, with a focus on web and API security
Confident in manual testing (not limited to using scanners)
Strong technical understanding of web architectures, OAuth, session handling, API design, and common vulnerability classes
Excellent documentation and communication skills: able to explain findings precisely, prioritize recommendations, and align stakeholders
Experience with established methodologies and standards (e.g., OWASP Testing Guide, ASVS) and disciplined handling of scope and rules of engagement
Very good written and spoken English skills are required
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