Embedded Software Engineer

Set2recruit LTD; Southampton; On-site; GBP 45,000 - 65,000; Full time

Job summary

Set2recruit LTD is seeking an Embedded Software Engineer in Southampton to join an innovative hardware and software team. You will work on low-level firmware for ARM Cortex-M/STM32 based systems and collaborate closely with hardware engineers.

The role suits engineers who enjoy solving complex embedded challenges, debugging at the hardware interface, and contributing to products with real-world impact. On-site, full-time, with opportunities to influence design and architecture.

Qualifications

• 2-3 years of commercial embedded/firmware experience
• Strong C programming skills for embedded systems
• Experience with STM32 or compatible MCUs
• Understanding of low-level drivers and hardware interfaces
• Experience debugging with oscilloscopes and debuggers
• Familiar with Git and modern development workflows
• Able to work in a collaborative, fast-paced R&D environment
• Interest in innovation-led engineering

Responsibilities

• Developing and maintaining embedded software for ARM Cortex-M / STM32-based systems
• Designing and implementing new firmware features and capabilities
• Debugging and resolving low-level embedded and hardware integration issues
• Working with communication protocols including CAN, UART, SPI and I2C
• Supporting board bring-up, integration and system-level testing
• Contributing to performance optimisation, reliability improvements and code quality
• Working on connected and intelligent systems with real-world applications

Skills

Embedded C

STM32

ARM Cortex-M

Hardware interfaces

Debugging tools

Git

Tools

Oscilloscopes

Debuggers

Job description

Location: On-site (5 days per week) in Southampton

We're working with an innovative engineering business developing cutting-edge hardware and software products that are redefining how intelligent systems interact with the real world.

This is an opportunity to join a highly collaborative R&D environment where engineers are given genuine ownership, work on technically challenging problems, and contribute directly to products making a measurable real-world impact.

The Opportunity

As an Embedded Software Engineer, you'll work on low-level firmware and embedded systems development across a range of next-generation products and prototypes.

This role would suit someone who enjoys solving complex engineering challenges, working close to hardware, and contributing within a fast-moving R&D-led environment where innovation and experimentation are actively encouraged.

What You'll Be Doing

• Developing and maintaining embedded software for ARM Cortex-M / STM32-based systems
• Designing and implementing new firmware features and capabilities
• Debugging and resolving low-level embedded and hardware integration issues
• Working with communication protocols including CAN, UART, SPI and I2C
• Supporting board bring-up, integration and system-level testing
• Contributing to performance optimisation, reliability improvements and code quality
• Working on connected and intelligent systems with real-world applications

What We're Looking For

• 2-3yrs at least of commercial experience in embedded systems / firmware development
• Strong Embedded C programming skills
• Experience working with STM32 or similar microcontroller platforms
• Understanding of low-level drivers and hardware interfaces
• Confident debugging embedded systems using oscilloscopes, debuggers and logic analysers
• Familiarity with Git and modern development workflows
• Comfortable working within a collaborative, fast-paced engineering environment
• Strong problem-solving mindset and interest in R&D / innovation-led engineering

Nice experience to have

Any exposure to the following would be advantageous:

• Motor control systems and platforms, Power electronics
• RTOS experience, bootloaders and firmware update strategies
• Python or scripting for testing/automation and any knowledge of Connected devices / IoT systems and safety-critical or high-reliability systems