Senior Embedded Software Developer (Networking, Security)

Senior Hybrid
Ukraine, Dnipro, Lviv, Europe, Poland, Warsaw
Software Development, C++, Embedded, Engineering

Необхідні навички

C/C++ / expert
Embedded Systems / expert
Networking Protocols / strong
Embedded Cybersecurity / strong
English / strong

Join our Embedded Development team at Sigma Software and contribute to the development of next-generation connected IoT devices and edge solutions!

We are looking for a Senior Embedded Software Developer with strong networking and cybersecurity expertise to design and implement secure, reliable embedded systems with cloud connectivity and remote device management capabilities.

Клієнт

Our Customer is a global technology company specializing in climate technologies and energy management solutions. The company develops connected products and intelligent control systems for commercial, industrial, and residential environments, helping improve energy efficiency, operational reliability, and sustainability through modern smart infrastructure technologies.

Проєкт

The project focuses on developing secure, connected embedded systems that integrate with cloud platforms, support remote device management, and ensure reliable communication in real-world environments. The solution combines embedded software engineering, networking technologies, and cybersecurity principles to deliver scalable and reliable IoT solutions for modern edge devices.

Вимоги

  • 5+ years of commercial experience in embedded software development using C/C++
  • Strong experience with ARM-based microcontrollers such as STM32, NXP, TI, or Silicon Labs
  • Strong understanding of embedded systems architecture, RTOS concepts, and hardware-software interaction
  • Practical experience with wireless technologies including BLE, Wi‑Fi, LTE, Zigbee, or Thread
  • Solid networking knowledge including TCP/IP, UDP, DHCP, DNS, IPv4/IPv6, MQTT, HTTP/HTTPS, and WebSockets
  • Experience with cloud-connected embedded devices and IoT ecosystems
  • Experience implementing OTA/FOTA firmware update mechanisms
  • Understanding of embedded cybersecurity concepts including secure boot, TLS/SSL, certificate management, authentication, and cryptographic fundamentals
  • Experience with communication interfaces such as UART, SPI, I2C, CAN, and Ethernet
  • Experience with FreeRTOS, Zephyr, Embedded Linux, or similar platforms
  • Strong debugging and troubleshooting skills using J-Link, ST-Link, GDB, or equivalent tools
  • Experience with Git-based development workflows
  • Upper-Intermediate or higher English level

WILL BE A PLUS

  • Experience with cybersecurity standards and secure development practices for IoT products
  • Practical experience with networking stacks such as lwIP
  • Experience with secure bootloader development and device provisioning
  • Knowledge of PKI, certificate-based authentication, and hardware security modules
  • Familiarity with Docker, GitLab CI/CD, and automated testing frameworks
  • Experience with AWS IoT, Azure IoT, or Google Cloud IoT
  • Basic hardware design and debugging knowledge
  • Experience with secure manufacturing and device onboarding processes

Обов'язки

  • Design and implement embedded software components and device functionality for connected IoT systems
  • Develop, optimize, and maintain networking capabilities for cloud-connected embedded devices
  • Implement telemetry, monitoring, remote provisioning, and Firmware-Over-the-Air update mechanisms
  • Integrate and troubleshoot communication technologies including Ethernet, Wi‑Fi, BLE, LTE, Zigbee, and Thread
  • Develop secure communication mechanisms following embedded cybersecurity best practices
  • Design and maintain bootloaders, firmware update systems, and device lifecycle management functionality
  • Perform debugging, troubleshooting, and root-cause analysis on real hardware platforms
  • Conduct unit, integration, and system-level testing
  • Collaborate with architects, hardware engineers, QA specialists, and security experts
  • Participate in technical discussions, estimations, planning sessions, and Customer communication
  • Prepare and maintain technical documentation
  • Ensure compliance with engineering standards, security requirements, and quality processes
  • Contribute to continuous improvement of development practices and engineering workflows

Чому ми

  • Різноманітність доменів та бізнесу
  • Великий вибір технологій
  • Медична та юридична підтримка
  • Круте та живе ком'юніті професiоналiв
  • Безперервна освіта та можливість росту
  • Гнучкий графік
  • Віддалена робота
  • Стильний та комфортний офіс (для твого комфорту вибору звiдки працювати)
  • Спортивні заходи та спільноти

REF4210Q

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