Ajax Systems is an international technology company and the largest manufacturer of security systems in Europe. We are looking for a Technical Lead to join our Device Department and contribute to the development and continuous improvement of embedded software for Ajax devices.The Video Devices division is responsible for the full development lifecycle of Ajax video devices, covering every stage rom initial concept and product design to mass production and further scaling. The team focuses on building end-to-end products that combine mechanical design, hardware development, and low-level software integration to ensure stable, real-time system performance.The development process requires deep expertise in optics, image quality, embedded systems, Wi-Fi and networking technologies, as well as audio tuning. The division ensures full vertical integration of all device components, delivering technologically advanced solutions that meet the reliability standards of the Ajax ecosystem and the requirements of integral industrial manufacturing.
deep knowledge of Embedded Linux (U-Boot, ARM toolchains,



Kernel, RootFS, BusyBox) with 3+ years of hands-on development experience;
strong understanding of network protocols (TCP/IP) and video streaming protocols, primarily RTP/RTSP;
proficiency in C, C++, and shell scripting, as well as development tools such as Git and Make;
basic knowledge of digital and analog interfaces, including I2C, SPI, UART/TTL, Ethernet, USB, HDMI, MIPI, SATA, and eMMC;
basic knowledge of RF technologies, antenna systems and their operating principles, as well as the purpose, architecture, and use of Front-End Modules (FEMs) in Wi-Fi devices;
experience working with video streaming, codecs, and decoders (HEVC, H.experience with OpenWrt and other networking-related projects;
experience using Buildroot in the development of hardware projects based on ARM platforms;
knowledge of and hands-on experience with Python;
ability to work with soldering equipment and ele

📌 Tech Lead C++ (Barcelona)
🏢 Ajax Systems
📍 Barcelona