Frontend JavaScript Developer (React)

TL;DR

Frontend JavaScript Developer (React): Building and optimizing intuitive user interfaces for construction technology platforms with an accent on usability, accessibility, and performance. Focus on creating clean, responsive web and desktop applications using React, Electron, and modern JavaScript to improve site safety and efficiency.

Location: Hybrid working from the Hitchin office

Salary: £60,000–£70,000

Company

An innovative construction technology business transforming infrastructure delivery through hardware, software, and intelligent data collection.

What you will do

• Create intuitive user interfaces with a strong focus on usability and accessibility.
• Contribute to UI/UX design decisions alongside the development team.
• Build and consume REST APIs to support web, desktop, and mobile applications.
• Improve application performance, including deployment on embedded hardware.
• Collaborate through code reviews and Agile ceremonies.
• Utilize AI-assisted development tools to enhance productivity.

Requirements

• Must be based in or able to commute to Hitchin, UK.
• Strong expertise in React and vanilla JavaScript (ES6+).
• Solid understanding of algorithms and data structures.
• Experience building modern web applications.
• Confidence using Git and collaborative development workflows.
• Passion for user experience, interface design, and accessibility.

Nice to have

• GitHub profile or portfolio showcasing personal or commercial work.
• Experience with Electron or mobile technologies.
• Background in Computer Science or a related technical field.

Culture & Benefits

• Hybrid working model based in Hitchin.
• 25 days of holiday plus bank holidays.
• Company laptop provided.
• Ongoing learning and professional development opportunities.
• Friendly, collaborative engineering culture.