Senior Embedded Software Engineer: Linux/RTOS & Networking

Jobtailor; Sedgefield; On-site; GBP 65,000 - 90,000; Full time

Job summary

Jobtailor is seeking an experienced embedded systems engineer to architect, develop, and maintain subsystem firmware in Zephyr or bare-metal environments. You will contribute to embedded Linux systems using Yocto and support board bring-up with debugging tools.

Responsibilities include designing networking interfaces, secure communications, and middleware, while collaborating with hardware and FPGA teams to ensure reliable data flow.

Qualifications

• Bachelor's degree or equivalent in embedded systems.
• Strong embedded Linux development experience.
• Experience with RTOS and/or bare-metal development.
• Prototype board bring-up experience.
• Proficient in C/C++ for embedded systems; optimise resources.
• Familiar with Gigabit Ethernet, CAN, SPI, I2C, UART, RS422.
• Debugging with oscilloscopes, analyzers; GDB, perf, valgrind.
• ARM Cortex-M/A devices; STM32.
• Yocto Project / PetaLinux or similar; Zephyr OS.
• Knowledge of Linux kernel, drivers, bootloaders, systemd.

Responsibilities

• Architect and maintain subsystem firmware in Zephyr or bare-metal.
• Develop embedded Linux systems using Yocto.
• Support board bring-up and debugging with scopes/analyzers.
• Design board-to-board communication protocols and networking interfaces.
• Implement secure networking; TLS/SSH/IPSec/HTTPS and OTA security.
• Develop system services, drivers, and middleware for embedded Linux.
• Lead root-cause analysis for embedded networking/security issues.
• Document interfaces and requirements; collaborate with hardware/FPGA teams.

Skills

Embedded Linux

C/C++

RTOS/Bare-metal

ARM Cortex-M/A

Yocto Project

Zephyr OS

Linux kernel & drivers

TLS/SSH/IPSec/HTTPS

Python

CI/CD

Education

Bachelor’s degree in CS/EE or equivalent

Tools

GDB

Perf

Valgrind

Oscilloscopes

Logic analyzers

Nmap/OpenVAS/Nessus

Docker

Kubernetes

Job description

Jobtailor is seeking an experienced embedded systems engineer to architect, develop, and maintain subsystem firmware in Zephyr or bare-metal environments. You will contribute to embedded Linux systems using Yocto and support board bring-up with debugging tools.

Responsibilities include designing networking interfaces, secure communications, and middleware, while collaborating with hardware and FPGA teams to ensure reliable data flow.