We are seeking an experienced Firmware Security Engineer with strong expertise in embedded firmware development, security, networking, and Linux-based systems. The adecuado candidate will design, develop, test, and integrate secure firmware components for embedded devices while working closely with cross-functional engineering teams. Experience with C/C++, Python, Embedded Linux, security protocols, networking, debugging tools, and firmware validation is highly preferred.

Key Requirements
Strong experience in Embedded Firmware Development and Software Engineering.
Hands-on experience with C, C++ (11/14), Python, and TCL programming languages.
Experience with concurrent programming, multithreaded, and multi-process systems.
Strong understanding of firmware architecture, software design patterns, and scalable embedded software design.
Experience developing Qt/QML user interfaces.
Hands-on experience with HTTP/REST APIs and secure web services.
Good knowledge of Assembly (when required), RTOS concepts, and embedded systems development.




Strong experience working in Linux (embedded and development environments), Windows, and macOS.
Experience with Git/GitHub version control systems.
Hands-on debugging experience using JTAG, GDB, logic analyzers, oscilloscopes, and memory debugging tools.
Experience with unit testing frameworks (GTest/GMock).
Experience using Make, CMake, and Jenkins or similar CI/CD tools.
Familiarity with GCC ARM toolchains, package managers (apt, pip), and Docker-based development environments.
Strong understanding of authentication and authorization technologies including Kerberos, SASL, and LDAP.
Experience implementing TLS/SSL, OpenSSL, PKI, certificate management, and secure communication protocols.
Knowledge of HTTPS, Secure REST APIs, and embedded security best practices.
Experience using Wireshark for networking analysis, packet capture, and protocol debugging.
Hands-on experience with Yocto for Embedded Linux image customization and layer integra

📌 Firmware Engineer (Barcelona)
🏢 Ascendion
📍 Barcelona