Senior UI Engineer

Paying up to 120k per annum, we’re looking for a fully remote UI developer to own the desktop experience across macOS and Windows, with a strong focus on performance, reliability and Real Time functionality. What You’ll Do

• Build and maintain cross-platform Electron applications.
• Develop responsive, Real Time user experiences.
• Implement desktop functionality including filesystem access, notifications, auto-updates and deep linking.
• Integrate AI-powered features via Back End APIs.
• Optimise startup time, memory usage and overall performance.
• Manage local state and message history efficiently.
• Work with WebSockets and other Real Time technologies.
• Troubleshoot complex desktop and production issues.

• Strong software engineering background.
• Proven experience building production Electron applications.
• Strong JavaScript/TypeScript skills.
• Experience with React or similar.
• Understanding of Electron lifecycle and IPC.
• Experience with SQLite, IndexedDB or filesystem storage.
• Experience with Real Time technologies such as WebSockets.
• Strong debugging and performance optimisation skills.
• Familiarity with macOS and/or Windows.

• Up to £120,000
• Fully remote
• Work on an ambitious AI product
• High-autonomy, high-calibre engineering team
• Opportunity to have significant impact on a product with global reach