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  1. All roles
  2. Nord Security
  3. Security Engineer | Mid - Senior | WebSec Team
Nord Security logo
Nord Security

Security Engineer | Mid - Senior | WebSec Team

HybridSeniorVilnius, Lithuania€3k–€6k/mApplications closedSecurity

Our Take

Build secure web applications and crypto services for millions of users at Nord Security.

What you’ll do

  • Conduct penetration testing on web/backend/crypto
  • Perform manual security code audits
  • Design and create security solutions
  • Develop security automation scripts
  • Collaborate with developers on vulnerability mitigation
  • Share security knowledge with colleagues

What they’re looking for

  • Application security assessment experience
  • Proficiency with security scanners, SAST, debuggers
  • Understanding of networking and crypto fundamentals
  • Manual security code audit skills
  • Experience with fuzzing, reverse engineering
  • Knowledge in app/infra testing methodologies

What you get

  • Gross Salary 3200-6000 EUR/Month
  • Extensive training programs
  • Mentorship and career-switch opportunities
  • Hybrid work model
  • Work from anywhere option
  • 24/7 gym access
  • Free psychologist consultations
  • Premium healthcare insurance

Skills & Focus Areas

  • penetration testing
  • code review
  • security automation
  • vulnerability assessment
  • static code analysis
  • fuzzing
  • reverse engineering
  • exploit development

As posted by Nord Security

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.

Main Responsibilities

  • 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!
  • Core Requirements

  • 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.
  • Salary Range

  • Gross Salary 3200-6000 EUR/Month.
  • About Us
    Nord Security is a global leader in internet privacy and security solutions and Lithuania’s second tech unicorn. Established in 2012, Nord Security now has more than 1400 employees and serves millions of users worldwide. Our team has a global mission to shape a more secure and peaceful online future for people everywhere. With that in mind, we built several advanced cybersecurity solutions: NordVPN, NordLayer, NordLocker, NordPass, NordProtect, NordStellar, and Saily.
    NordVPN is the world’s most advanced VPN service provider, used by millions of internet users worldwide. NordVPN provides double VPN encryption and Onion Over VPN and guarantees privacy with zero tracking. One of the key features of the product is Threat Protection, which blocks malicious websites, malware, trackers, and ads. NordVPN is very user friendly, offers one of the best prices on the market, and has over 5,000 servers in 59 countries worldwide.
    And we’re always looking to expand our team of:• Future shapers• Restless achievers• Self-movers• Team players


    What We Offer
    Innovate with industry leadersWork alongside global experts to build world-leading cybersecurity tools, impacting millions of users around the world.
    Learn & growBoost your skills via our extensive training programs (online and offline) & other resources. Benefit from mentorship and career-switch opportunities to grow within the company. 
    Work in a next-gen Cyber City officeThrive in our bustling office, featuring ergonomic workspaces, modern meeting rooms, engaging events, and specialty coffee to fuel your day.
    Hybrid workEnjoy the flexibility with 3 office days and working from home for the remaining 2.
    Work from anywhereRecharge with a change of scenery – choose work from any location when you feel a need to power your creativity and drive. Physical well-beingBoost your health with free-of-charge 24/7 gym access, onsite and online workouts, and consultations led by in-house Physical Well-Being experts. 
    Mental & emotional healthNurture your mind with free psychologist consultations, dedicated mental health events, and premium access to top-rated wellness apps like Calm, Headspace, and Mindletic.
    Premium healthcareReceive private health insurance giving you peace of mind for your health needs.
    Extra days offEnjoy additional vacation days off as you grow with us. Plus, get extra days for sick leave, special occasions, or parenting needs. Joyful moments – special treatsCelebrate life’s big moments with special gifts from us on your birthday, anniversary, and other major events, such as weddings or the arrival of a new family member. Company events & team-buildingExperience iconic Nord Security celebrations, team-buildings, and knowledge-sharing events, nurturing bonds that fuel our success.
    WorkationEmbark on a legendary company getaway abroad, filled with exciting activities, live concerts, engaging workshops, and epic time together.
    Kindly refer to our Privacy Notice for Recruitment Candidates for comprehensive information regarding our data handling procedures throughout recruitment processes: https://bit.ly/40GWyjL
    We expect all candidates to provide accurate and complete information during the recruitment process. While limited use of AI tools to refine application materials is acceptable, candidates remain fully responsible for ensuring that their submissions reflect their own qualifications, skills, and experience. Any failure to do so may negatively affect participation in the recruitment process. If broader AI assistance is allowed for a particular role or stage, we’ll let you know in advance.
    By submitting your application, you acknowledge that it may be processed using automated tools for evaluation purposes. As part of our recruitment process, we may use an AI-based application review tool to help assess applications based on skills and experience relevant to the role. This technology is used to support - not replace - human decision-making, and every application is ultimately reviewed by a recruiter.If you would like more information about how AI is used in this process or wish to exercise your rights under applicable data privacy laws, please contact us at privacy@nordaccount.com. Should you prefer to opt out of the automated evaluation, please submit your application directly to career@nordsec.com.

    Heads up: this role is no longer open for new applications.

    We keep the page live for context and search continuity, but the apply action has been disabled.

    Salary
    €3k–€6k/m
    Location
    Vilnius, Lithuania
    Work mode
    Hybrid
    Track
    IC (Individual Contributor)
    Seniority
    Senior
    Type
    FULL_TIME
    PostedMay 14
    Nord Security logo
    Nord Security
    nordsecurity.com
    View all 28 Nord Security roles →

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