Embedded Software Engineer - C++

A bit about us…

Asahi Glassplant UK Ltd. (AGI UK) is a subsidiary of Asahi Glassplant Inc (AGI), Japan. AGI specialises in providing premium quality chemical processing equipment from laboratory scale to manufacturing scale. Our wide range of products serve all chemistry sectors but especially the pharmaceutical industry. AGI was founded in 1950, is the market leader in Japan and now employs over 700 people.

AGI UK’s head office and electromechanical assembly facilities are based in Royston, Hertfordshire and we have a glass fabrication facility in Sutton, near Ely, Cambridgeshire. AGI UK is responsible for sales within the EMEA region but manufactures scientific instruments and scientific glassware that is sold globally via the AGI group.

A bit about the role…

Are you passionate about embedded systems and excited to see your code drive real machines? Join us and help build the next generation of lab automation used by scientists worldwide.

You’ll design, develop, and test the firmware and embedded software behind our instruments, working closely with mechanical, electronics, and software teams to turn complex ideas into reliable, high‑performance systems.

If you love tough technical challenges, fast collaboration, and building tech that directly fuels scientific discovery, you’ll fit right in. It’s a very hands‑on role, and you’ll spend most of your time deep in code.

Key Duties and Responsibilities:

• Design, develop, and maintain embedded software for lab automation instruments and control systems.
• Implement firmware to interface with sensors, actuators, pumps, temperature controllers, and communication peripherals.
• Collaborate with electronics, mechanical, and software engineers to ensure seamless hardware/software integration.
• Conduct debugging, validation, and performance optimisation on target hardware.
• Participate in design reviews, code reviews, and continuous improvement initiatives.
• Help accelerate the tools behind modern scientific breakthroughs

A bit about you…

• Degree in Electronics, Computer Science, or related discipline
• 5+ years of experience in embedded software development for real-time systems
• Proficiency in both C++ and C
• Solid understanding of Object-Oriented Programming
• Strong understanding of RTOS, interrupt-driven programming, and low-level hardware interfacing
• Experience with microcontrollers, ideally STM32
• Experience with communication protocols (SPI, I²C, UART, USB, Modbus, Ethernet, etc.)
• Familiarity with debugging tools (JTAG, microcontroller debuggers, oscilloscopes, etc.)

Some non-essential but desirable experiences include:

• Experience with any additional software development languages, like C# or Python
• Experience with Linux OS
• Experience with building custom Linux distributions using Yocto project
• Experience designing and implementing closed-loop control (e.g. PID)
• Experience writing bootloaders
• Experience implementing secure boot on ARM platform (AHAB)
• Ability to read and understand schematic diagrams

What we can offer…

Our successful Embedded Software Engineer will receive the following benefits:

• 25 days holiday per year (not including bank holidays)
• Hybrid working (only 2 days a week in the office)
• Pension scheme
• Private health insurance (AXA)
• Death in service benefit
• Employee health and wellbeing support (EAP)

We offer a dynamic working environment where your skill set will be highly valued and encouraged to expand and explore your capabilities.

Unfortunately, we are unable to provide visa sponsorship for this role.

We look forward to hearing from you!

Asahi Glassplant UK Ltd.