> Markdown version of [/jobs/ext/3694038-senior-software-engineer-c-flexible-working](https://www.wearedevelopers.com/jobs/ext/3694038-senior-software-engineer-c-flexible-working). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Engineer C# - Flexible Working - **Company:** Techteamz - **Location:** Valladolid, Spain - **Contract:** Permanent contract - **Skills:** Board Bringup, Application Programming Interfaces (APIs), Automation of Tests, C Sharp (Programming Language), C++ (Programming Language), Continuous Integration, Software Debugging, Linux, Linux on Embedded Systems, Middleware, Embedded Software, Hardware-In-The-Loop Simulation, Python (Programming Language), Performance Tuning, Software Architecture, Real-Time Operating Systems, System on a Chip, Linux Development, Yocto, Git Flow - **Published:** October 12, 2026 - **Apply:** https://www.buscojobs.com.es/senior-software-engineer-c-flexible-working-en-valladolid-ID-374148194 ## About the Role ~5+ years of experience in embedded software development ~ Strong C/C++ and Python skills ~ Experience with Zephyr RTOS, Yocto and Linux development ~ Experience developing for ARM and/or x86 ~ Solid understanding of Git workflows and automated testing ~ Experience with platforms such as Xilinx Zynq-****, NXP i.MX RT, AVR32 or STM32 #J-*****-Ljbffr ## Description Software Engineer - Embedded Systems & Space Technology - SpainWhat you'll work onDevelop embedded software using Zephyr RTOS and Yocto-based Embedded Linux Build low-level drivers, middleware and applications for communication and satellite systemsDevelop Linux applications supporting ground-based communication infrastructureCreate and maintain automated Hardware-in-the-Loop (HIL) testsSupport board bring-up, debugging and performance optimizationContribute to software architecture, CI/CD, testing and long-term maintainabilityProvide technical support and guidance around system usage, APIs and troubleshootingWhat we're looking for~5+ years of experience in embedded software development~ Strong C/C++ and Python skills~ Experience with Zephyr RTOS, Yocto and Linux development~ Experience developing for ARM and/or x86~ Solid understanding of Git workflows and automated testing~ Experience with platforms such as Xilinx Zynq-****, NXP i.MX RT, AVR32 or STM32#J-*****-Ljbffr