Machine Learning Engineer

london, england, United-Kingdom • Posted May 31, 2026

Job Type: Full-time
Location: london, england
Posted: May 31, 2026
Category: Engineering
Application Deadline: July 10, 2026

Role Description

Overview

We are seeking an experienced Machine Learning Engineer to help advance our automatic speech recognition (ASR) engines for Flow, our Conversational AI companion, and to create interactive voice interfaces that Understand Every Voice. Speechmatics is a cutting-edge applied AI research company focused on diverse and inclusive speech technology. You will work with millions of hours of audio and billion-parameter models across dozens of GPUs to scale models across 50+ languages. Our main research focuses are large-scale self-supervised learning, building state-of-the-art speech pipelines, and developing emotive text-to-speech (TTS) models.

What You'll Be Doing

  • Working with a diverse group of engineers across Speechmatics.
  • Scaling self-supervised learning models across hundreds of GPUs in the cloud.
  • Experimenting with distillation or quantisation to speed up our models at runtime.
  • Comparing compute e...

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