We are seeking an experienced Application Security Consultant to perform independent security assessments of complex web platforms, including white-box code reviews, penetration testing, and cloud security evaluations.This role involves direct collaboration with client stakeholders and technical leads.

Conduct white-box application security audits (source code review) Perform targeted penetration testing of APIs and authentication flows Assess access control, IDOR risks, and business logic vulnerabilities Evaluate secure handling of financial and personal data Review cloud and infrastructure security posture (Azure preferred) Provide structured risk-prioritized reports Present findings and remediation guidance to technical and business stakeholders Support follow-up validation after fixes Required Experience: 3+ years in application security or security architecture Experience auditing SPA + REST API + relational database architectures Strong knowledge of OWASP Top 10 and API security Experience with token-based authentication and OAuth flows Ability to independently trace request lifecycle and identify logic flaws Experience reviewing systems processing sensitive financial or regulated data Strong written and verbal communication skills in English Nice-to-Have: Experience in fintech / trading systems Laravel, Vue.js, or similar stack familiarity Azure security knowledge Experience producing compliance-oriented documentation (SOC 2 / ISO 27001) Security certifications (CISSP, OSCP, CEH, etc.) Engagement: Part-time, project-based Remote Direct collaboration with client and technical team Potential for recurring audits across multiple projects Apply Olena Lifanova Recruiter +380 98 982 7810 [email protected] Facebook Instagram Linkedin Apply now! Hidden fields Your name* E-mail* LinkedIn Attach some files if needed (5 MB max)