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Senior UI Engineer

McGregor Boyall
Department:Software Engineer
Type:REMOTE
Region:UK
Location:London, England, United Kingdom
Experience:Not specified
Salary:Up to £120,000
Skills:
ELECTRONJAVASCRIPTTYPESCRIPTREACTIPCSQLITEINDEXEDDBWEBSOCKETSDEBUGGINGPERFORMANCE OPTIMIZATIONMACOSWINDOWS
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Job Description

Posted on: August 26, 2026

Senior UI Engineer - Remote

We’re partnered with an ambitious AI technology company building a next-generation desktop assistant designed to help users automate everyday tasks, conversations and workflows.


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 backend 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.


What We're Looking For

  • 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.


What's On Offer

  • 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


If you think this role is of interest then please apply now! 

Originally posted on LinkedIn

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