Ubiquiti

Delivers enterprise and consumer networking gear

Embedded Firmware Engineer - Access

Embedded EngineeringConfirmed live in the last 24 hours

Full-timePrague, Czechia

About the Job

Requirements

At least 3 years of embedded firmware development experience with C.
Good knowledge of network protocols, including TCP/IP, HTTP, WebSocket, and TLS/SSL.
Experience with microcontrollers, system-on-chips, embedded Linux, and real-time operating systems.
Experience with access control systems such as card readers, NFC, or mobile unlocking.
Knowledge of the Git version control system.

Responsibilities

Work as part of a global, cross-functional team of firmware, hardware, and product engineers to develop access control products and technologies.
Design, implement, and maintain embedded firmware for current and next-generation access devices, including readers, hubs, and controllers.
Enhance and optimize existing firmware for performance, stability, and security.
Participate in code reviews to ensure adherence to best practices and maintain high code quality standards.
Collaborate with BSP, Hardware, Backend, Mobile, and Product Assurance teams throughout the product development lifecycle.
Diagnose, troubleshoot, and perform root-cause analysis of firmware and system-level issues.
Support manufacturing and production validation by resolving firmware-related issues and assisting with firmware update pipelines.

Desired Qualifications

Experience with Linux application development and OpenWRT or Yocto build systems.
Good understanding of Layer 2 networking and device-to-device communication.
Familiarity with security best practices for IoT and access control firmware, including secure boot, encrypted communication, and key management.
Knowledge of NFC, BLE, cryptographic algorithms, Golang, and MCU architecture.
Proficiency with hardware interfaces and protocols, including GPIO, USB, UART, PWM, Flash, SPI, and I²C.
Contributions to open-source embedded projects such as OpenWRT, ESP-IDF, or Zephyr.

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.

Ubiquiti Prague R&D team is looking for experienced Embedded Firmware Engineer (Access).

Candidates should be prepared to work from our Prague office at least two times per week.

Responsibilities:

Work as part of a global, cross-functional team of firmware, hardware, and product engineers to develop cutting-edge access control products and technologies
Design, implement, and maintain embedded firmware for current and next-generation access devices (readers, hubs, controllers)
Enhance and optimize existing firmware for performance, stability, and security
Participate in code reviews to ensure adherence to best practices and maintain high code quality standards
Collaborate closely with BSP, Hardware, Backend, Mobile, and Product Assurance (PA) teams throughout the product development lifecycle
Diagnose, troubleshoot, and perform root-cause analysis of firmware and system-level issues
Support manufacturing and production validation by resolving firmware-related issues and assisting with firmware update pipelines

Requirement (Must-Haves):

3+ years embedded firmware development experience with C
Good knowledge of network protocols (TCP/IP, HTTP, Websocket, TLS/SSL)
Experience with microcontrollers, SoCs, embedded Linux and RTOS
Experience with access control systems (e.g., card readers, NFC, mobile unlocking)
Knowledge of Git version control system

Preferred Qualifications:

Experience with Linux application development and OpenWRT/Yocto build systems
Good understanding of Layer 2 networking and device-to-device communication
Familiarity with security best practices for IoT and access control firmware (secure boot, encrypted communication, key management)
Knowledge of NFC, BLE, cryptographic algorithms, Golang, and MCU architecture is a plus
Proficiency with hardware interfaces and protocols: GPIO, USB, UART, PWM, Flash, SPI, I²C, etc.
Contributions to open-source embedded projects (e.g., OpenWRT, ESP-IDF, Zephyr) are a strong advantage

Benefits:

Competitive salary and 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 tests
Top floor office with terrace and amazing view of Prague
Kitchen packed with coffee, food, snacks & sodas, meal allowance, etc.
A collective of developers who want to make the best product. Maximum effort to keep processes to a minimum, no complex reporting and similar habits

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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