Frontend Software Engineer

Ioassociates — United Kingdom · Posted ~2 hours ago

Full-time Hybrid

Skills

Frontend Development JavaScript Complex Web Applications Web Performance Data Visualization Dynamic Interfaces Frontend Web Technologies

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Summary ✨ AI‑Generated

A frontend engineering opportunity for developers who enjoy building complex, high-performance web applications for data visualization and exploration. You will develop core frontend components, solve challenging interface problems, and work with a highly autonomous team operating in a hybrid environment.

Highlights

Build complex, performant, dynamic web applications focused on visualizing and navigating data. The role offers autonomy, strong team trust, and the opportunity to develop core frontend components while working across experience levels.

Description

Frontend Software Engineer - Hybrid - London - Hiring across all levels Our Client Our client's platform connects to existing cameras and sensors to detect threats, retrace events, and surface real-time insights - all without replacing a single device. They help teams reduce risk, cut costs, and grow revenue through better visibility, faster decisions, and fewer blind spots. Their culture is built on a foundation of radical candour and mutual trust. They recognise that being an industry leader requires more than just building exceptional products - it requires empowering a team of exceptional people. Individually, the team operates with high autonomy; collectively, they're unified by a shared drive to achieve their mission through a commitment to excellence. The Role They're looking for a frontend engineer with experience building complex, performant, dynamic web applications for visualising and navigating data. You'll be responsible for building core frontend components and interfaces, as well as extending them to drive customer-specific workflows across a variety of sectors. This is a high-impact role suited to someone who can rapidly bring a prototype from concept to execution while choosing robust, reusable abstractions. Key Skills Core technologies: React, TypeScript, Vite, Tailwind CSS, gRPC/protobuf3D (desirable): Experience visualising data in 3D (e.g. Three.js, React Three Fiber, WebGL, Deck.gl)Real-time data flows: Comfortable working with real-time data and async patterns (WebSockets, workers)Writing testable, reusable code: Vitest/Jest/Playwright, Storybook, design systemsData visualisation: Presenting complex data intuitively; geospatial experience is a plusUX/UI (desirable): A strong sense of user experience, accessibility and visual design is a plus