Software Engineer

ASSA ABLOY Group; Wales; Hybrid; GBP 45,000 - 65,000; Full time

Job summary

A global leader in access solutions is seeking a skilled developer to join their biometrics software team in Cardiff. This hybrid role involves designing embedded devices and firmware, along with debugging existing solutions. The ideal candidate will be fluent in C and C#, familiar with real-time operating systems like Zephyr or FreeRTOS, and possess a degree in engineering or suitable experience. Opportunities for international travel are available.

Qualifications

• Design and implement embedded devices using real-time operating systems.
• Create design documentation and firmware solutions in C and C#.
• Communicate technical decisions and proactively identify problems.

Responsibilities

• Work in a hybrid environment with a significant coding component.
• Collaborate with cross-functional teams including Product and Design.
• Provide solutions for complex issues in embedded systems.

Skills

Embedded programming in C

Embedded programming in C#

Experience with Zephyr

Experience with FreeRTOS

Debugging embedded systems

Problem-solving

Education

Engineering degree or equivalent

Job description

A developer role, working in a Biometrics dedicated software team. You are expected to be hands on and spend a significant amount of your time writing code and implementing features/stories defined by the Product Owner. As a contributor within the Biometrics team, you'll be a team member charged with implementing features in a timely fashion seamlessly with the overall solution offered to our customers. This role will mainly be working on real time operating system devices in the Biometric portfolio. These are embedded systems which are embedded device running FreeRTOS or Zephyr.

Responsibilities & Qualifications

• Design and Implementation of embedded device using a real time operating system
• Design and Implementation of embedded firmware and test solutions primarily in C and C#
• Design and implementation of cryptographic solutions.
• Creation of design documentation.
• Practical hands‑on experience working with and debugging embedded systems.
• Working in a team environment.
• They require little oversight beyond high level direction and can take a complex scenario, breaking it down into sub‑tasks, and completing sub‑tasks with relative ease.
• Communicates technical decisions through design docs and white papers.
• Communicates effectively with cross functions, can work well with Product, Design, Analytics, etc, as necessary.
• Proactively identifies problems with requirements (lack of clarity, inconsistencies, technical limitations) and communicates these issues early to help course‑correct. Engineering degree or equivalent or suitable experience.
• Able to understand, maintain and create designs for mid‑size projects.
• Can provide solutions to complex issues.
• Fluent with Zephyr and/or FreeRTOS
• Fluent in product embedded programming C & C# Work Environment
• This is a hybrid opportunity based in Cardiff, our current hybrid working model allows 2 remote days per week
• Available for occasional international travel.

#LI-HIDGlobal

We are the ASSA ABLOY Group. Our people have made us the global leader in access solutions. In return, we open doors for them wherever they go. With nearly 63,000 colleagues in more than 70 different countries, we help billions of people experience a more open world. Our innovations make all sorts of spaces – physical and virtual – safer, more secure, and easier to access. As an employer, we value results – not titles, or backgrounds. We empower our people to build their career around their aspirations and our ambitions – supporting them with regular feedback, training, and development opportunities. Our colleagues think broadly about where they can make the most impact, and we encourage them to grow their role locally, regionally, or even internationally. As we welcome new people on board, it's important to us to have diverse, inclusive teams, and we value different perspectives and experiences.

Cardiff, ENG, GB, CF15 7AB
Engineering & Science
Travel Required: 0%-10%
Mid-senior level
25-Dec-2025