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

The Desktop Applications department is a collaborative team of passionate and talented engineers focused on developing cutting edge secure networking cybersecurity solutions for businesses. We build on each other's ideas with security in focus and solve complex problems.

• You will have a great team to mentor you: skilled Windows, Linux, macOS and mobile engineers;
• You will also be collaborating with designers, QA, and Product Owner, to extend and improve the functionality of our product;
• You will work on Windows development - Services, IPC, networking, GUI, APIs, drivers;
• Mentor others and share your expertise team-wise
  
  
  

Requirements:

• Proven Experience: minimum 5+ 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 if you have:

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

Salary:

3200-5600 EUR gross/monthly (employment contract)

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.

At NordLayer, we’re building cybersecurity that scales with the business.

A toggle-ready platform that helps modern teams thrive—without the security headaches. Trusted by 11,000+ global companies, NordLayer plugs into any tech stack and protects users across borders.

And we’re always looking to expand our team of:

• Future shapers
• Restless achievers
• Self-movers
• Honest communicators
• Team players
  
  
  

What We Offer

• Access to Nord Security products
  
  
  

We build solutions used by millions of users worldwide, and you’ll get to experience our products firsthand, at no charge;

• Professional growth
  
  
  

Internal and external events, online training, conferences, books - everything you need to reach full potential;

• Health benefits
  
  
  

Private health insurance, sports access card, online workouts, consultations, programs to improve mental health to feel and be your best;

• Mental wellbeing
  
  
  

Access to mental health tools like Calm, Headspace, and Mindletic. Options for therapy to keep your emotional wellbeing in check;

• Team spirit
  
  
  

Team buildings and parties with games, shows, tastings, food coupons, gifts, and it’s on us;

• Additional paid leave
  
  
  

Additional days are covered by us in cases of illness or special occasions;

• Flexibility. Flexible working time arrangement
  
  
  

Kindly refer to our Privacy Notice for Recruitment Candidates for comprehensive information regarding our data handling procedures throughout recruitment processes: https://bit.ly/3urJdOL

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.