Senior Firmware/Embedded Systems Engineer

Location: Hybrid - ONSITE IN DUNDEE
Industry: Secure Devices | ATMs | Self-Service Technology

Are you a low-level specialist who thrives on bringing hardware to life? Join our growing engineering team and help develop the core firmware powering secure, high-performance devices used globally in ATMs, kiosks, and payment terminals.

This is a hands-on senior role where your expertise in Embedded systems, Real Time OS, and security will shape products trusted by millions.

• Build robust, efficient firmware for 32-bit microcontrollers and RTOS platforms (VxWorks, FreeRTOS, uC/OS).

• Design low-level code and device drivers to control hardware systems in Real Time.

• Develop and optimize firmware for USB communication, secure interfaces, and cryptographic functions.

• Collaborate with cross-functional teams across hardware, software, and systems engineering.

• Drive performance, stability, and security in critical Embedded systems.

• Write and execute unit tests, debug Embedded code, and lead integration efforts.

• Take a leadership role in problem-solving and mentor junior engineers.

• 8+ years of experience in Embedded firmware development using C/C++.

• Proven skills working with 32-bit architectures (ARM preferred), plus experience with 8/16-bit microcontrollers.

• Strong grasp of Real Time operating systems and low-level programming.

• Experience with USB protocols, cryptographic libraries, and secure communications.

• Deep knowledge of Embedded testing, debugging, and integration methods.

• Strong communicator and natural collaborator with a problem-solving mindset.

• Join a team where your firmware directly powers real-world secure technology.

• Lead complex Embedded projects from concept to production.

• Work in a stable, growing industry with global impact.

• Enjoy a flexible, team-focused culture with mentorship and leadership opportunities.

• Competitive compensation and long-term career growth.

Interested in building the secure systems of tomorrow?
Apply now or get in touch - we'd love to hear from you.

ECS Recruitment Group Ltd is acting as an Employment Business in relation to this vacancy.