Junior Frontend Engineer

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• Mid-senior level
• IT, Telecom & Internet
• Travel Required:
  
  11%-30%
• 16-Oct-2026

Junior Frontend Engineer

Biosite provides biometric access control and workforce management software solutions for the construction industry.

Biosite is expanding the team and is looking for a Junior Frontend Engineer to support its growth journey. Joining the R&D team, the Junior Frontend Engineer, reporting directly to the Lead Frontend Engineer, you will support the team by creating or updating UI for our applications. You will build UI, fix bugs, and learn our codebase with support from senior developers.

This is a hybrid full-time role.

About Biosite

Biosite is a tried and trusted partner for the construction industry, specialising in biometric access control and workforce management software solutions since 2010. Additional, integrated solutions for fire safety, site management software and site surveillance technology, form part of a comprehensive portfolio developed for the construction industry to support safety, security, efficiency and compliance on site.

Biosite has the software and hardware capabilities to tailor an end-to-end solution, with dedicated manufacturing, software, installation, service and support teams on hand to deliver the best customer experience.

Biosite is backed by the global leader in access solutions, ASSA ABLOY .

Our mission and values

Biosite’s mission is to be the first choice for access control, workforce management, fire safety & security in the construction industry.

How the team behave internally and with customers is driven by Biosite values of being Empowered
, Innovative
, Proactive and Adaptable
.

• Implement UI components from Figma designs in React + Type Script
• Fix small bugs and add small features to existing pages
• Write basic unit tests and update docs
• Join code reviews as a learner and then as a reviewer for small changes
• Work with a mentor on a weekly plan

Experience and Skills

• Basic React: components, props, state, hooks (use State, use Effect)
• Basic Type Script: types, interfaces, props typing
• Can read English documents and ask clear questions
• Vite, Tan Stack Router, Tan Stack Query, Jotai
• Vitest / React Testing Library
• Tailwind or CSS modules
• Basic accessibility (semantic HTML, keyboard focus)
• One personal or school project on Git Hub

• Salary commensurate with experience
• Flexible hours, 37.5 hrs a week with core hours between 10am and 4pm (GMT/BST)
• 24 days leave, increasing 1 day/year after 2 years of employment
• The role is hybrid with at least 2-3 days per week expected at our modern purpose-built offices in Solihull, UK.
• Company pension scheme
• An opportunity to develop a career in a truly global company.
• 10% time available to work on your own projects and ideas

• Travel for team meetings, training, and other ad-hoc events may also be required.

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 do. 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.