Ubiquiti

Delivers enterprise and consumer networking gear

Senior C#/.NET Desktop Developer

Desktop Application DevelopmentConfirmed live in the last 24 hours

Full-timePrague, Czechia

About the Job

Requirements

At least 3 years of professional C#/.NET development experience.
Strong proficiency in C# and solid experience building desktop applications.
Experience with modern .NET and desktop user-interface frameworks such as Avalonia or Windows Presentation Foundation (WPF), including Model-View-ViewModel (MVVM) and modern async/await patterns.
Experience consuming Representational State Transfer (REST) APIs and working with WebSocket communication.
Experience implementing high-fidelity user interfaces from Figma designs and collaborating closely with designers.
Solid understanding of application architecture, performance optimization, debugging, and memory management.
Hands-on experience with modern artificial-intelligence-assisted development tools such as Claude Code, Cursor, or Codex, using AI as part of day-to-day development.
Fluency in English and Czech.

Responsibilities

Build modern, high-quality desktop applications across macOS, Windows, and Linux.

Desired Qualifications

Experience with cross-platform desktop development, including shared core architecture with platform-specific user-interface and service layers.
Experience building applications with real-time updates or streaming data using WebRTC, MQTT, or similar technologies.
Experience with inter-process communication mechanisms such as named pipes or Unix sockets between a user-interface process and a privileged helper or service.
Experience developing platform-specific background services, such as Windows Services or Linux daemons.
Interest in networking technologies and Internet of Things products, including virtual private networks (VPNs), WireGuard, and network management.

About Ubiquiti

At Ubiquiti Inc., we create technology platforms for Businesses, Smart Homes, and Internet Service Providers, driven by our goal to connect everyone, everywhere. To date, Ubiquiti has shipped over 100 million devices worldwide, from ISP networking products to next generation of IT solutions. Our growth is made possible by the dedicated team of hundreds behind the scenes. From software developers and product managers to designers and strategists, Team UI is driven to achieve our common goal: Rethinking IT. At Ubiquiti, you’ll heighten your potential and broaden your horizons - all while shaping the future of connectivity.

The Ubiquiti Prague office is looking for an experienced C#/.NET Desktop Developer to help us build modern, high-quality desktop applications across macOS, Windows, and Linux.

This role requires working from our Prague office at least two days per week.

Requirements:

3+ years of professional C#/.NET development experience.
Strong proficiency in C# and solid experience building desktop applications.
Experience with modern .NET and desktop UI frameworks such as Avalonia, WPF, or similar, including MVVM and modern async/await patterns.
Experience consuming RESTful APIs and working with WebSocket communication.
Experience implementing high-fidelity UIs from Figma designs and collaborating closely with designers.
Solid understanding of application architecture, performance optimization, debugging, and memory management.
Hands-on experience with modern AI-assisted development tools such as Claude Code, Cursor, Codex, or similar, using AI as part of day-to-day development.
Fluent in English and Czech.

Nice to Have:

Experience with cross-platform desktop development, including shared core architecture with platform-specific UI and service layers.
Experience building applications with real-time updates or streaming data using WebRTC, MQTT, or similar technologies.
Experience with IPC mechanisms such as named pipes or Unix sockets between a UI process and a privileged helper or service.
Experience developing platform-specific background services, such as Windows Services or Linux daemons.
Interest in networking technologies and IoT products, including VPNs, WireGuard, and network management.

Benefits:

Competitive salary, 5 weeks of vacation per year.
Discretionary bonuses based on individual performance.
Flexible working hours, home office.
Access to all the latest Ubiquiti products and prototypes for home use and testing.
Top floor office near Anděl with terrace and amazing view of Prague.
Kitchen packed with food, snacks & sodas, meal allowance.
A collective of developers who want to build the best product. Maximum effort to keep processes to a minimum - no unnecessary bureaucracy, complex reporting, or similar overhead.

About the Company

Ubiquiti

Delivers enterprise and consumer networking gear

Ubiquiti designs and sells networking equipment for enterprises, service providers, and consumers. Its products include the UniFi line (access points, switches, routers, cameras) managed by UniFi OS for centralized control; airMAX, airFiber, and UFiber for WISPs to build long-distance wireless links; and AmpliFi for home mesh networks. The company uses a direct-to-consumer, lean distribution model with a global network of distributors and a strong online user community that helps steer product development. Its goal is to provide affordable, high-performance networking hardware that expands internet access in underserved and emerging markets while supporting a broad ecosystem of users and partners.

Company size: 1,001-5,000
Company stage: IPO
Headquarters: New York City, New York
Founded: 2003

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