Nordsec
Nordsec2mo ago

Security Engineer | Mid - Senior | WebSec Team

VilniusFull Timesenior
EngineeringSecuritySecurity EngineerCybersecurity
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Quick Summary

Overview

At Nord Security, we’re creating a safer cyber future. We help people and businesses take back control of their online security, privacy, and data. From VPNs to password managers,

Technical Tools
EngineeringSecuritySecurity EngineerCybersecurity
At Nord Security, we’re creating a safer cyber future.

We help people and businesses take back control of their online security, privacy, and data. From VPNs to password managers, threat intelligence to eSIMs for travel—our teams turn complex problems into solutions trusted by millions worldwide.

Life is online. In this role, you’ll help people own it.

  • Conduct penetration testing on web and backend applications, networking components, and crypto services. White, grey box, or black box – you name it!
  • Show your reverse engineering skills in finding bugs during code review of cutting-edge security solutions.
  • Design and create solutions to handle complex security issues from scratch;
  • Develop scripts and security automation tools to enhance penetration testing processes.
  • Closely collaborate with web and backend application developers, other tech geeks, to validate, assess, and understand the root cause of vulnerabilities, and work on their mitigation.
  • Spread your security knowledge with hundreds of your colleagues!
  • Proven experience in conducting application security assessments, including planning, testing, and vulnerability reporting;
  • Proficiency using security scanners, static code analyzers, and debuggers;
  • Understanding of networking and cryptographic fundamentals such as TLS, PFS, PKI, and digital certificates.
  • Demonstrated ability to perform manual security code audits;
  • Previous experience with fuzzing, reverse engineering, and exploit development.
  • Experience working with application developers to validate, assess, understand the root cause, and mitigate vulnerabilities;
  • Strong knowledge in application and infrastructure testing methodologies;
  • Knowledge in secure architecture design and assessment (manual approach to penetration testing);
  • Bonus points for community contributions like public CVEs, bug bounty recognition, open-source tools, blogs, certificates etc.
  • Gross Salary 3200-6000 EUR/Month.
  • Location & Eligibility

    Where is the job
    Vilnius
    Hybrid — some on-site time required
    Who can apply
    Same as job location
    Listed under
    Worldwide

    Listing Details

    Posted
    February 6, 2026
    First seen
    March 26, 2026
    Last seen
    April 28, 2026

    Posting Health

    Days active
    32
    Repost count
    0
    Trust Level
    22%
    Scored at
    April 28, 2026

    Signal breakdown

    freshnesssource trustcontent trustemployer trust
    Nordsec
    Nordsec
    lever
    Employees
    5
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    NordsecSecurity Engineer | Mid - Senior | WebSec Team