Backend Engineer for Real-time Voice AI Platform

Company: Jack & Jill
Apply for the Backend Engineer for Real-time Voice AI Platform
Location: London
Job Description:

Jack & Jill, a London-based voice AI startup, is looking for a Backend Engineer to build the infrastructure for real-time voice interpretation. As the second backend engineer, you’ll work with the technical founder on a unified API platform that preserves tone and intent across languages.

The ideal candidate has 4-8 years of experience in backend systems, strong Python skills, and knowledge of cloud infrastructure, particularly Azure. This role offers a chance to solve complex problems and make a significant impact.

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Posted: June 6th, 2026