Embedded Linux Developer (Zephyr) at Sigma Software

Warsaw, Masovian Voivodeship, Poland -

Full Time

Start Date

Immediate

Expiry Date

01 Oct, 26

Salary

0.0

Posted On

03 Jul, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

C, Embedded Linux, Zephyr RTOS, ARM Microcontrollers, STM32, Nordic, UART, I2C, SPI, Modbus, CAN, RS-485, Ethernet, Embedded Security, Firmware Development, Device Drivers

Industry

Software Development

Description

Company Description We are looking for a Senior Embedded Linux Developer with strong C programming skills and practical experience with Zephyr RTOS and low-level embedded development. You will work on a long-term industrial automation project involving Embedded Linux platforms, ARM-based microcontrollers, device communication, and security-related functionality. CUSTOMER Our Customer is one of the leading global manufacturers of industrial pumps and valve systems, delivering solutions for industrial infrastructure, water management, and process automation. The company develops advanced equipment and connected technologies used in mission-critical industrial environments worldwide, with a strong focus on reliability, operational efficiency, and secure industrial communication. PROJECT The project focuses on the development of embedded software for industrial pump systems and connected embedded devices. The team works on firmware and low-level software components running on Embedded Linux and Zephyr-based platforms, covering device communication, hardware interaction, system integration, and security-related functionality. You will collaborate closely with PMs, QA engineers, DevOps specialists, and embedded developers to build reliable, maintainable, and secure firmware solutions for ARM-based industrial devices. Job Description Design, develop, debug, document, and maintain embedded software components, drivers, and device-level functionality Develop firmware solutions for industrial pump systems and embedded devices Work within Embedded Linux and Zephyr RTOS environments Implement and maintain low-level hardware interaction and communication interfaces Analyze technical approaches and provide recommendations to the Customer and project team Debug and troubleshoot software issues on real embedded hardware Participate in software and hardware integration activities Collaborate with PMs, QA engineers, DevOps specialists, and embedded developers throughout the development lifecycle Identify and escalate technical risks, blockers, and architectural concerns when necessary Qualifications 5+ years of commercial embedded software development experience using C Strong hands-on experience with Embedded Linux development and debugging Practical experience with Zephyr RTOS / ZephyrOS or strong RTOS background with readiness to work deeply with Zephyr Experience working with STM32, Nordic, or similar ARM-based microcontrollers Strong understanding of low-level embedded development concepts, including peripherals, interrupts, memory management, boot flow, and hardware interaction Experience designing and implementing embedded software modules, drivers, and firmware components Hands-on experience with embedded communication interfaces and protocols such as UART, I2C, SPI, Modbus, CAN, RS-485, or Ethernet Experience debugging and troubleshooting software on physical embedded devices Understanding of embedded security concepts, including bootloaders, secure firmware updates, firmware signing/encryption, authentication, and secure communication Upper-Intermediate or higher English level WILL BE A PLUS: Experience with MQTT Experience with Profibus or other industrial communication protocols Knowledge of FatFS, LittleFS, lwIP, or similar embedded libraries/stacks

Responsibilities

Design and maintain embedded software components and drivers for industrial pump systems using Embedded Linux and Zephyr RTOS. Collaborate with cross-functional teams to implement low-level hardware interactions and secure communication interfaces.