Staff Software Java Engineer

An Amazing Career Opportunity for a Staff Software Engineer!

Location: Cardiff, UK

Job ID: 47940

As a key contributor to the Customer Facing Tools team, you will be responsible for the development and maintenance of our enterprise-scale device management solution.

This role involves designing, developing, and supporting backend applications using Java, with a focus on enhancing and maintaining LINQ on-premises solutions. You will work on a variety of system integrations, connecting software platforms with access control readers and devices while ensuring reliable, secure, and scalable performance across diverse customer environments.

Candidates should possess strong commercial experience in Java development, with the ability to design, build, troubleshoot, and optimise backend services and integration solutions. We are looking for someone with an open mindset who is adaptable, quality-focused, and comfortable working across different projects. As part of a multinational team, strong written and verbal English communication skills are essential.

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.

• You will be part of our Customer Facing Tools team under the PACS (Physical Access Control Systems) business area, the PACS products include smart cards, mobile access and identifications, software, services and controllers for physical access control.
• You will be responsible for the development and maintenance of an enterprise scale software solution for the management of physical access devices such as RFID and Biometric readers. This will involve integrating with complex software packages and cloud services.
• You are aware of and continue to self-learn industry best practices & trends.
• You should be self-reliant and resourceful, able to solve problems independently.
• Being that your work will be multinational; communicative English in speaking and writing is required.
• This hybrid opportunity is based in Cardiff. Our current hybrid working model allows 2 remote days per week.

Essential Qualifications

• 7+ years’ experience in professional Software Development.
• You should be able to work with minimal supervision.
• You should be self-reliant and resourceful, able to solve problems independently.
• Possess a bachelor’s degree in a quantitative field (engineering, computer science) or demonstrative equivalent experience.
• Unit testing, and Integration testing.
• Experience in developing networked applications would be desirable.
• Experience in writing integrations to devices over any of the following would also be desirable. (MQTT, Serial, Bluetooth, NFC, UDP, TCP/IP).
• Experience in building REST APIs and WebSocket communication would also be desirable.
• Experience in the use of gRPC would be desirable.
• Experience in the use of Hibernate ORM would be desirable.
• Experience in Secure Software Development Lifecycle (SSDL) would be desirable.

Although not essential, experience in the following would be advantageous:

• Experience of writing software applications in Python would be advantageous.
• Knowledge of cryptographic algorithms and security certification would be a plus.
• Previous experience with RFID technologies / smart cards e.g. NXP Mifare Desfire would be desirable.

Work Requirements

• Compliance with all relevant HID Global policies and procedures related to Quality, Security, Safety, Business Continuity, and Environmental systems.
• Travel and fieldwork, including international travel may be required. Therefore, employee must possess, or be able to acquire a valid passport.
• Must be legally eligible to work in the country in which you are hired.

What we can offer you:

• 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.

Why apply?

• Empowerment: You’ll work as part of a global team in a flexible work environment, learning and enhancing your expertise. We welcome an opportunity to meet you and learn about your unique talents, skills, and experiences. You don’t need to check all the boxes. If you have most of the skills and experience, we want you to apply.
• Innovation: You embrace challenges and want to drive change. We are open to ideas, including flexible work arrangements, job sharing or part-time job seekers.
• Integrity: You are results-orientated, reliable, and straightforward and value being treated accordingly. We want all our employees to be themselves, to feel appreciated and accepted.

HID does not accept unsolicited resumes from headhunters, recruitment agencies, or fee-based recruitment services. We are not responsible for any fees related to unsolicited resumes.

HID is 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

Please be aware that our recruitment process may include the use of AI-powered tools to assist in screening applicant resumes. These tools help us efficiently identify candidates whose qualifications and skills align with the job description. We use AI in a responsible manner and in accordance with applicable data privacy laws and regulations. Importantly, all applicants are reviewed by our Talent Acquisition team. AI is used to support, not replace, human judgment in the evaluation process.

HID is certified as a Great Place to Work in the UK, reflecting employee feedback on trust, collaboration, and workplace culture.

#J-18808-Ljbffr