Windows Engineer at Nord-security — Vilnius, Lithuania

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About The Role

AT NORD SECURITY’S B2B TEAM, WE BUILD CYBERSECURITY PRODUCTS THAT ENABLE BUSINESSES TO PROTECT THEMSELVES AND THEIR DATA.
From product and engineering to sales, marketing, and data — our teams work closely together to deliver secure, scalable solutions trusted by companies around the world.
Your impact? Empowering businesses everywhere to keep their people, systems, and data safe.

MAIN RESPONSIBILITIES

Design, develop, and maintain Windows applications and system components - Services, IPC, networking, GUI, APIs, and drivers.
Collaborate with designers, QA, and the Product Owner to extend and improve the functionality of our product, from early technical discussions to final delivery.
Take ownership of features end-to-end: research solutions, write clean and maintainable code, and see your work through to release.
Contribute to architectural decisions and help shape the technical direction.

CORE REQUIREMENTS

Proven Experience: minimum 3+ years of experience in Windows application development using .NET.
Windows API Proficiency: deep familiarity with Windows API, including experience with multithreading, inter-process communication, and memory management.
Debugging & Troubleshooting: excellent debugging and troubleshooting skills with experience using Windows debugging tools.
Experience in Agile & Git.
Profound English language skills.

BONUS POINTS FOR

Good understanding of networking protocols (TCP/IP, UDP), VPN technologies (OpenVPN, WireGuard, IPSec), and network security principles.
Good understanding of security best practices and a commitment to writing secure code.

WHAT WE OFFER

Innovate with industry leaders
Work alongside global experts to build world-leading cybersecurity tools, impacting millions of users around the world.
Learn & grow
Boost 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 office
Thrive in our bustling office, featuring ergonomic workspaces, modern meeting rooms, engaging events, and specialty coffee to fuel your day.
Work from anywhere
Recharge with a change of scenery – choose work from any location when you feel a need to power your creativity and drive.
Physical well-being
Boost 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 health
Nurture your mind with free psychologist consultations, dedicated mental health events, and premium access to top-rated wellness apps like Calm, Headspace, and Mindletic.
Premium healthcare
Receive private health insurance giving you peace of mind for your health needs.
Extra days off
Enjoy additional vacation days off as you grow with us. Plus, get extra days for sick leave, special occasions, or parenting needs.
Joyful moments – special treats
Celebrate 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-building
Experience iconic Nord Security celebrations, team-buildings, and knowledge-sharing events, nurturing bonds that fuel our success.