Software Engineer (C/C++ for Secure Systems & USB Devices)

Location: Hybrid - ONSITE IN DUNDEE
Focus: Secure Payments, USB Devices, Hardware-Software Integration

Are you a systems thinker who loves C/C++ and thrives at the hardware-software edge? Join a collaborative engineering team where your code powers real-world secure systems - from USB-connected devices to cutting-edge payment solutions used by millions.

• Develop high-performance, Windows-based applications that interface with USB devices and Embedded systems.

• Design and maintain secure, efficient software for payment terminals, HID devices, and secure transaction systems.

• Collaborate closely with hardware, firmware, and security teams to deliver tightly integrated solutions.

• Write clean, well-tested code with strong unit and integration coverage.

• Ensure everything you build meets the highest standards of security, reliability, and compliance.

• 5+ years of solid experience with C/C++, especially in device-connected or Embedded systems.

• Deep knowledge of Windows Win32 API, USB HID, and hardware interfacing.

• Understanding of security protocols, cryptography, and payment schemes (EMV, NFC).

• Comfortable using Git, CI/CD pipelines (eg, Jenkins), and working in agile teams.

• Strong testing mindset - you don't just build, you verify and secure.

• Have worked on secure payment systems or device-level software in regulated environments.

• Understand low-level debugging, protocol analyzers, and system profiling.

• Bring ideas to the table and enjoy solving complex integration challenges.

• Be part of a team building real-world impact tech that merges software, hardware, and security.

• Work on critical systems used globally - your code matters here.

• Enjoy a supportive, growth-oriented culture with flexible working options.

• Get access to innovative tools, mentoring, and the opportunity to grow your career in secure systems.

Interested? Let's chat - apply now or drop us a message to learn more.

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