£Up to 65,000 GBP Hybrid WORKING Location: Belfast, Northern Ireland - United Kingdom Type: Permanent Front End Developer (Data & IoT Platform) We're working with an innovative technology company that's transforming how large-scale enterprises monitor and optimise their physical environments through intelligent, data-driven software. This is a unique opportunity to join a team building a cutting-edge platform at the intersection of smart buildings, IoT, energy optimisation, and real-time analytics. The Role: As a Front-End Software Developer, you'll design and build high-performance, user-friendly interfaces for a data-rich platform used by major enterprise clients. You'll play a key role in: Developing modern, scalable web applications Creating intuitive dashboards for complex IoT and energy data Turning large datasets into clear, actionable visual insights Collaborating closely with backend engineers, data scientists, and product teams Key Responsibilities: Build and maintain responsive, high-quality front-end applications Develop interactive dashboards for real-time and historical data Integrate APIs and backend services seamlessly Optimise performance for large-scale data rendering Contribute to UI/UX improvements and design systems Write clean, maintainable, and well-tested code Participate in code reviews and best engineering practices Required Experience: Strong JavaScript / TypeScript skills Experience with modern frameworks (React preferred, Angular or Vue also considered) Solid understanding of HTML5, CSS3, and responsive design Experience integrating RESTful APIs Nice to Have: Experience with IoT platforms or telemetry data Exposure to cloud platforms (Azure preferred) Why Apply? Work on impactful, real-world technology used at scale Be part of a collaborative, forward-thinking engineering team Solve complex challenges across data, UX, and performance Opportunity to influence product direction and user experience Ok I'm in what's next? Please apply with your latest CV.