Founding Voice Infrastructure Engineer LONDON OR REMOTE (UK/EU) £140–£200K + SIGNIFICANT EQUITY

Company: Neptyune
Apply for the Founding Voice Infrastructure Engineer LONDON OR REMOTE (UK/EU) £140–£200K + SIGNIFICANT EQUITY
Location: London
Job Description:

Own the inference path. Ship sub-200ms voice latency at scale. Work directly with the founders.

London or remote (UK/EU)

Full-time

What you’ll own

  • The CMAP inference pipeline end-to-end
  • Latency budget owner — you set it, you defend it, you ship to it
  • Carrier integration and verification model

What we’re looking for

  • 5+ years building real-time systems (not necessarily voice)
  • Comfortable with low-level networking, audio codecs, and SIP
  • Strong opinions on inference architecture and latency budgets
  • Direct: you tell us when something won’t work

Sound right? Send us your work.

Email a founder directly. Include three things you’ve shipped that you’re proud of, and a link to anything you’ve written.

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Posted: July 13th, 2026