Frontend developer (mobile and web)

RAD Propulsion is building the future of marine mobility. We design and manufacture high-performance electric propulsion systems for boats, supported by intuitive, user-friendly digital experiences. We’re looking for a Frontend Developer to help develop and maintain our cross-platform mobile and web apps that connect directly with our products.

You’ll contribute to the ongoing development of our Flutter-based mobile app (iOS and Android) and our web interface, both of which act as key touchpoints for users interacting with RAD systems. The app connects to our hardware over Wi-Fi, providing real-time data, control, and system configuration.

This role is ideal for someone with a solid foundation in frontend development, a good eye for detail, and experience working with multi-platform apps. You’ll be part of a small, collaborative, fast-paced team, working closely with product designers, backend developers, and embedded engineers.

Summary of Key Responsibilities 

• Build and maintain mobile and web frontends using Flutter and React

• Develop responsive, accessible, and polished user interfaces

• Integrate with backend systems and embedded devices over Wi-Fi and REST APIs

• Collaborate with the wider engineering team to deliver new features

• Contribute to UI/UX design discussions and technical implementation details

• Write clean, testable code and participate in code reviews

Skills & Experience 

• 2+ years of professional experience in mobile and/or web frontend development

• Proficiency with, or a willingness to learn, Flutter and Dart, with a strong focus on UI and user experience

• Experience working with HTML/CSS is required, with experience of React being a bonus

• Understanding of networked applications and app-to-device communication is a plus

• Comfortable working independently within a collaborative environment

• Strong problem-solving skills and attention to visual and interactive detail

About RAD 

Based at Universal Marina on the River Hamble near Southampton, RAD is a market leader in design and production of electric propulsion, smart technology for boats and marine autonomy. We serve a wide range of sectors, including workboats, military craft, recreational boats, survey vessels and uncrewed autonomous systems.

Our innovative and ambitious team works in a dynamic changing environment, where an individual can make a significant impact. We work hard, we help each other out, we use and know the products and technology, we work with customers and are proud of what we deliver.

We embrace flexible working hours, encourage a family first attitude, and a healthy work-life balance. RAD is committed to championing equality and diversity in all aspects of employment. We encourage applications from under-represented groups, ethnically diverse communities, LGBTQ+ and disabled people.

To apply please email [email protected] with a covering letter and CV.