Senior Firmware Engineer
Listed on 2026-07-26
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Software Development
Software Engineer, Embedded Software Engineer, DevOps, C++ Developer
An Amazing Career Opportunity for a Senior Firmware Engineer !!
Location:
Cardiff UK Job A skilled senior engineer with firmware development and debugging skills is required for our design center in Cardiff. Working in a small, versatile team, the candidate's work will be involved in product design and sustaining activities on a range of PACS RFID access control products which are sold worldwide. The candidate needs to be able to effectively manage their time to support work on a variety of products at different stages of the product's lifecycle, and to be able to collaborate well with colleagues from different departments both onsite and overseas.
Occasional travel may be required. Who are we? HID powers the trusted identities of the world’s people, places, and things, allowing people to transact safely, work productively and travel freely. We are a high-tech software company headquartered in Austin, TX, with over 4,500 worldwide employees. Check us out here: and Physical Access Control Solutions (PACS): HID Physical Access Control Solutions (PACS) is at the forefront of securing spaces with advanced, reliable access control solutions.
From cutting-edge readers, credentials and controllers, to mobile and biometric technologies, HID PACS empowers organizations worldwide to protect their people, property and assets with scalable, high-quality solutions. This is more than just a job – it’s your chance to join an industry leader to drive innovation in access control and make a real impact on global security solutions.
- Implementation of embedded firmware designs and test solutions primarily in C and C#
- Implementation of cryptographic solutions.
- Creation of design documentation.
- Practical hands-on experience working with and debugging embedded systems.
- Working in a team environment.
- Ability to complete design related tasks with minimal supervision.
- Education and/or Experience
- Ability to verify product software requirements.
- Engineering degree or equivalent or suitable experience.
- Minimum of 4+ years of related industry experience.
- Ability to understand, maintain and create designs from stories/user/stakeholder requirements.
- Ability to provide technical solutions to mid-to-high complexity issues.
- Good working knowledge of low programming languages (C/C#) and scripting.
- Familiar with many low-level developer techniques.
- TDD Unit test approach.
- Familiar with CI/CD techniques.
- Able to demonstrate experience with software version control.
- Able to demonstrate experience with the FW/SW development progress.
- Able to use standard development software: debuggers, editors, compilers.
- Understanding of cryptographic solutions including symmetric & PKI asymmetric
- Additional beneficial skills/experience Smart Card ISO
7816 and RFID ISO 14443/15593 protocols. - I2C and SPI protocols.
- USB low level protocols.
- Cryptographic code programming.
- Jenkins automation server/client programming.
- NUnit test framework.
- Bluetooth Low Energy protocol.
- Scripting languages e.g. Python.
- CMock unit testing.
- Implementation experience of cryptographic solutions including symmetric & ideally PKI asymmetric.
- Education and/or Experience
- Ability to verify product software requirements.
- Engineering degree or equivalent or suitable experience.
- Minimum of 4+ years of related industry experience.
- Ability to understand, maintain and create designs from stories/user/stakeholder requirements.
- Ability to provide technical solutions to mid-to-high complexity issues.
- Competitive salary and rewards package.
- Competitive benefits and annual leave offering, allowing for work-life balance.
- A vibrant, welcoming & inclusive culture.
- Extensive career development opportunities and resources to maximize your potential.
- To be a part of a global organization that is pioneering the hardware, software and services that allow people to confidently navigate the physical and digital worlds.
We welcome an opportunity to meet you and learn about your unique unique talents, skills, and experiences.
We are committed to building a diverse, equitable, and inclusive workforce that reflects the global communities we serve. As an equal opportunity employer, we welcome applications from individuals of all backgrounds, experiences, and perspectives. We evaluate applicants without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, disability, age, veteran status, or any other legally protected characteristic.
Our goal is to create a workplace that empowers everyone to thrive and be their authentic selves, fostering an environment of mutual respect and inclusivity.
If you have a disability and require assistance or accommodation to participate in the application process or to perform essential job functions, please contact acc
Immigration Sponsorship Not Available
Applicants for this position must be currently and legally authorized to reside and work in the hiring country. HID Global will not offer immigration…
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