Application Security Engineer | Senior

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Offered From the posting source checked Jun 20, 2026

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Role

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Security From the posting source checked Jun 20, 2026

Seniority

Senior From the posting source checked Jun 20, 2026

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About this role

Application Security Engineer | Senior Vilnius, Lithuania, Kaunas The world's most advanced VPN, and a whole lot more. If you're a curious problem-solver who carves their own path, join the team behind Threat Protection Pro, the NordLynx protocol, and the fastest VPN on the planet-tools that put privacy, security, and control back in people's hands. Your impact? Helping millions take back control of their online security, privacy, and data. Main responsibilities - Ensure software design security and define secure implementation practices by syncing with teams responsible for the actual product development. - Ensure that security-related communication between technical teams involved in releasing the product is smooth (act as a “glue” between all teams so everyone's on the same page); - Plan and manage development of security tools within the team; - Create tasks for the product's security reviews (SAST/DAST/SCA results, application security testing, etc.). - Cooperate with product teams to learn about changes introduced into the product early to make educated security decisions. - Ensure mobile/desktop applications and browser extensions are sufficiently tested. - Support internal and external audits; - Design and deliver training for security engineering awareness & adoption. - Actively look for internal security gaps within the product or organization overall. - Address security questions and give advice regarding the direction of the product's security. Core requirements - Proven experience in mobile/desktop applications security assessment: planning, testing, methodologies, and vulnerability reporting; - Good understanding of how networks work (OSI and TCP/IP models) with a particular focus on VPNs;

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