AI Voice Trainer

AI Voice Trainer – Healthtech

Hybrid (London) | Up to £60,000

About the role

A fast-growing Healthtech AI company is looking for an AI Voice Trainer to shape how its conversational voice agents sound, listen and respond. You'll sit between clinical, product and engineering, ensuring every patient-facing interaction is accurate, empathetic and safe.

What you'll do

• Design, refine and test prompts, dialogue flows and persona guidelines for voice agents
• Curate and annotate speech and transcript data to improve recognition, tone and intent handling
• Run structured evaluations of voice output, flagging errors, bias and clinical-safety risks
• Build feedback loops with clinicians and users to continuously improve conversation quality
• Document standards for voice, language and escalation behaviour

What you'll bring

• Experience training, tuning or evaluating conversational AI, speech or LLM-based products
• Strong ear for language, tone and accessibility in spoken interactions
• Analytical mindset with comfort using evaluation frameworks and data tools
• Understanding of healthcare context, safeguarding or regulated environments (desirable)
• Clear communicator who thrives in cross-functional team

What's on offer

• Hybrid working with a collaborative London office
• Salary up to £60,000 plus benefits
• Real impact on patient-facing AI products