Firmware Engineer

Firmware Engineer - Embedded Systems & Custom Protocols

📍 Location: Mawdesley, West Lancashire (Office-based - own transport required)
💰 Salary: Competitive, based on experience
🕒 Job Type: Full-time, Permanent
🎓 Level: Mid to Senior

About Us

A UK leader in the design and manufacture of life safety and compliance technology, including fire alarms, nurse-call systems, and assistive hearing devices. Based in Wigan, with a cutting-edge R&D facility in Mawdesley, we are a growing, engineering-focused company where your technical skills make a real difference.

The Role

We are looking for an experienced Firmware Engineer to join our R&D team, working on complex embedded systems for life-critical applications.

You will:

• Develop and maintain embedded firmware for ARM microcontrollers
• Work on distributed systems with custom networking protocols
• Implement touchscreen HMI functionality for user interfaces
• Write robust, efficient code in C for real-time embedded environments
• Collaborate with hardware, software, and product teams across the full product lifecycle
• Debug, test, and validate code using tools such as IAR Embedded Workbench
• Contribute to systems design, architecture, and product innovation

About You

You're a confident, capable firmware developer with a track record in complex system design.

Essential skills and experience:

• Solid commercial experience in embedded C development
• Strong understanding of ARM-based microcontrollers
• Experience with IAR Embedded Workbench (or similar IDEs) and toolchains including Segger middleware
• Familiarity with real-time operating systems (RTOS) and low-level debugging
• Experience designing firmware for distributed systems with custom comms protocols
• Experience developing touchscreen HMI interfaces
• Experience in regulated or safety-critical industries
• Familiarity with electronics/hardware design principles

Nice to have:

• Knowledge of EMC, signal integrity, or power management

What We Offer

• 34 days annual leave (including bank holidays)
• Private health insurance + death-in-service benefit
• Healthcare cash plan
• Enhanced pension contribution
• Discretionary Friday half-day
• Real technical ownership and variety in your role
• Career progression within a growing R&D-focused company

Interested?

If you're ready to take ownership of technically demanding projects and want to help create innovative, life-saving systems, we'd love to hear from you.