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: training, mentorship, and room to grow — always.

• Take the time you need: extra vacation days, sick days, and time off when life calls.

• Get premium healthcare: private health insurance in Lithuania and Poland — fully covered.

• Protect your peace: enjoy free subscriptions to Calm, Headspace, and Mindletic, and our own resilience and mindfulness trainings.

• Own your fitness: in-house gyms, sport cards, online workouts, and personal guidance — on us.

• Pack your bags for workation: experience our company-wide trip abroad to the fullest.

• Work from anywhere: work from wherever keeps you in the zone.

• Celebrate your milestones: birthdays, weddings, and new family members — all deserve a gift.

• Parent with ease: children’s summer camps and flexibility around the schedule — because parenting never pauses.

• Join the party: team building and company events people talk about for months.

• Unlock Cyber City: coffee bar, open gyms, kids’ room, music room, massage chairs — our Vilnius HQ is yours to enjoy.

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