Windows Engineer Senior NordLocker

At NordLocker, we9re building encrypted cloud storage that puts privacy first.

We make it easy to store, sync, and share files9without exposing them to anyone else. Join the team behind a zero-knowledge platform that secures people9s data from their devices to the cloud.

Your impact? Helping people safeguard their data assets9privately, securely, and on their terms.

• Develop and maintain our flagship Windows desktop application that works with Windows File System;
• Work across the full application stack, delivering best-in-class performance, security, and user experience;
• Collaborate closely with developers, designers, QA engineers, and a Product Owner in a highly skilled and supportive team;
• Use Microsoft technologies and tools to extend, optimize, and improve application functionality;
• Actively participate in planning, design discussions, code reviews, and problem-solving sessions;
• Explore and integrate technologies beyond .NET when needed to deliver the best solutions.

• 5+ years of experience in software development as .NET(C#) Dev;
• Solid understanding of WPF and creating Windows desktop applications;
• Ability to work with Windows native APIs, with focus on performance, memory management and stability;
• Good understanding of event streams, working with real time data and using reactive extensions to process it;
• Solid foundation in OOP and design patterns 6 you design architecture that is clean, scalable, and maintainable;
• Experience with unit testing, dependency injection, and robust CI/CD practices;
• Strong problem-solving skills - able to quickly understand complex codebases, work with native APIs, and deliver solutions.

• Sharpen your edge Growth is built into how we work. Extensive online and in-person training programs, access to platforms like Coursera and Skillshare, a mentorship program, and internal career moves when you9re ready for something new 6 your development has no ceiling here.
• Take the time you need Rest isn9t a reward 6 it9s part of the deal. Enjoy extra vacation days that grow with your time here, plus additional days off for sick leave, special occasions, and parenting.
• Get premium healthcare Your health shouldn9t be something you worry about. We provide premium private health insurance so you have peace of mind and fast access to care whenever you need it. Available in Lithuania and Poland.
• Protect your peace A peaceful mind isn9t a luxury 6 it9s the foundation. We provide free subscriptions to top-rated Calm, Headspace, and Mindletic apps, offer resilience and mindfulness trainings, and run dedicated mental health events.
• Own your fitness Feeling good shapes how you work, think, and create. That9s why we offer in-house gyms, Multisport and Urban Sport cards, and online workouts. Need something tailored? Our Physical Well-Being experts are here with group mobility sessions, fitness guidance, and one-on-one consultations.
• Pack your bags for workation Picture this: the entire company flies out abroad. The days are packed with workshops, activities, concerts, and real time together. It9s legendary. If you9ve heard stories, they9re probably true.
• Work from anywhere New surroundings spark new thinking. When you need a reset, switch location and work from wherever keeps you sharp, creative, and in the zone.
• Celebrate your milestones The moments that make life special shouldn9t pass quietly. Birthdays, work anniversaries, weddings, new family members 6 each is marked with a special gift.
• Parent with ease When you9re a parent, the juggle is real. To make it smoother, we organize summer camps for the little ones and offer flexibility that lets you show up both for your family and your team.
• Join the party It never gets boring here. Get ready for team buildings that bring people closer, year-round company events that are equal parts educational and energizing, and the highlights everyone waits for 6 our iconic summer and winter celebrations.
• Unlock Cyber City Whether Vilnius-based or visiting from remote, our Vilnius HQ is fully yours to enjoy. Need focus? Silent room. Need energy? Open gyms. Need a break? Game room, music room, coffee bar. It9s a modern workspace built with your comfort in mind.