Join our team as
Windows Engineer · Senior · NordLocker
At NordLocker, we’re building encrypted cloud storage that puts privacy first.
We make it easy to store, sync, and share files—without exposing them to anyone else. Join the team behind a zero-knowledge platform that secures people’s data from their devices to the cloud.
Your impact? Helping people safeguard their data assets—privately, securely, and on their terms.
Main Responsibilities
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.
Core Requirements
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 — 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.
What we offer
🎓 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 you’re ready for something new — your development has no ceiling here.
🌿 Take the time you need
Rest isn’t a reward — it’s 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 shouldn’t 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 isn’t a luxury — it’s 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. That’s 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. It’s legendary. If you’ve heard stories, they’re 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 shouldn’t pass quietly. Birthdays, work anniversaries, weddings, new family members — each is marked with a special gift.
👶🏻 Parent with ease
When you’re 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 — 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. It’s a modern workspace built with your comfort in mind.
Kindly refer to our Privacy Notice for Recruitment Candidates for comprehensive information regarding our data handling procedures throughout recruitment processes.
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 [email protected]. Should you prefer to opt out of the automated evaluation, please submit your application directly to [email protected].
Congrats — we have received your application!
If your application is a good fit for our team, we’ll contact you directly.