Embedded Software Engineer

Traffic Group; Cheltenham; Hybrid; GBP 65,000 - 90,000; Full time

Job summary

Traffic Group Signals is seeking an experienced Embedded Software Engineer to design, develop and maintain firmware for traffic signal controllers. You'll work alongside electronic engineers, software developers and product managers to extend existing products and bring new signalling solutions to life.

Key responsibilities include developing reliable embedded C firmware, supporting the full development lifecycle from requirements to testing, and debugging hardware-software integration to ensure

Qualifications

• Five years' experience in firmware or embedded software development.
• Proficient in embedded C and Python; experience with stm32/pic32 microcontrollers.
• Familiar with RTOS, bare-metal programming and comms (I2C, SPI, serial, wireless).
• Experience debugging, version control, static analysis and automated testing.
• Strong problem-solving skills and collaborative approach.

Responsibilities

• Develop reliable, efficient, embedded C firmware.
• Contribute across the development lifecycle from requirements to testing.
• Integrate and debug software and hardware for robust performance.
• Produce documentation, test scripts and results for continuous improvement.

Skills

Embedded C

Python

STM32

PIC32

RTOS

Bare-metal

I2C

SPI

Serial

Wireless

Debugging

Version control

Static analysis

Automated testing

Problem solving

Collaborative work

Education

Degree in engineering

Tools

Git

Job description

Traffic congestion at roadworks is a problem that affects hundreds of thousands of road users every day. At Traffic Group Signals, you can be part of the solution.

We're looking for an experienced Embedded Software Engineer to design, develop and maintain firmware for our current and next-generation traffic signal controllers. Working alongside electronic engineers, software developers and product managers, you'll help enhance established products and bring new signalling solutions to life.

Key Responsibilities

• Develop reliable, efficient and clearly documented embedded C firmware.
• Contribute across the development lifecycle, from requirements and architecture through to testing, deployment and maintenance.
• Integrate and debug software and hardware to ensure robust performance in real-world conditions.
• Produce technical documentation, test scripts and test results, supporting continuous improvement.

Skills & Experience

• A relevant degree and at least five years' experience in firmware or embedded software development.
• Practical experience with embedded C, Python and microcontrollers such as STM32 or PIC32.
• Familiarity with RTOS, bare-metal programming and communication protocols including I2C, SPI, serial and wireless.
• Experience with debugging tools, version control, static analysis and automated testing.
• Strong problem-solving skills and a collaborative, organised approach.