Windows Engineer — Mid-Senior — C#/.NET — Apps

📍 Warsaw, Poland

PLN 237,600-400,800 per year

MIDDLE SENIOR

✅ Hybrid

Tech Stack
Tag name is followed by "@" symbol and proficiency level value. About proficiency levels:

1-2 — basic awareness. Minimal hands-on experience, and a rudimentary understanding of the technology's purpose;

3-6 — daily use. Comfortable and regular usage, capable of handling common tasks and challenges related to the technology;

7-9 — you are an expert, you can teach others, you know all the pitfalls and tricks;

10 — exceptional knowledge, comprehensive understanding, and adeptness in all aspects of the technology, including advanced problem-solving. Think twice before claiming or demanding such level.

API @ 2 Agile @ 3 Communication @ 2 Debugging @ 3 Git @ 3 Networking @ 3 Security @ 3

At Nord Security’s B2B team, you will help build cybersecurity products that enable businesses to protect themselves and their data.

Design, develop, and maintain Windows applications and system components, including services, inter-process communication, networking, graphical user interfaces, APIs, and drivers.
Collaborate with designers, QA, and the Product Owner to extend and improve product functionality, from early technical discussions through final delivery.
Take ownership of features end-to-end by researching solutions, writing clean and maintainable code, and supporting work through release.
Contribute to architectural decisions and help shape the technical direction.

At least 3 years of experience in Windows application development using .NET.
Deep familiarity with the Windows API, including multithreading, inter-process communication, and memory management.
Excellent debugging and troubleshooting skills, including experience with Windows debugging tools.
Experience with Agile and Git.
Proficient English language skills.

Online and in-person training programs, access to Coursera and Skillshare, mentorship, and internal career opportunities.
Extra vacation days, additional sick leave, special-occasion and parenting days off.
Premium private health insurance, available in Lithuania and Poland.
Subscriptions to Calm, Headspace, and Mindletic, plus resilience and mindfulness training and mental health events.
In-house gyms, Multisport and Urban Sport cards, online workouts, and physical well-being support.
Company workations, the ability to work from different locations, milestone gifts, parenting support, summer camps, team-building activities, and company events.
Access to Nord Security’s Vilnius headquarters and facilities for Vilnius-based and remote employees.

The salary range is zł 19,800–zł 33,400 gross per month.