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Senior Speech Scientist / Conversational AI Analyst

London, England, gb🌐 Remote💼 Full-time🗓 2026-09-08 → 2026-09-26

Core

Senior Speech Scientist optimizing enterprise-scale Intelligent Virtual Assistants (IVAs) using Google Conversational AI to improve speech recognition, NLU, and customer outcomes in regulated financial services.

Role type

Senior IC speech scientist / conversational AI analyst

Builds

Modern AI-powered conversational interactions replacing legacy IVR systems

Domain

Financial services / Conversational AI / Speech Analytics

Deliverable

production ML models | product features

Required skills

Speech recognition analysis, NLU evaluation, ASR concepts (WER, confidence scoring), intent/entity design, test suite creation, SQL, Python/R, data visualization (Power BI/Tableau/Looker)

Preferred skills

Google Conversational AI (CCAI, Dialogflow CX), LLMs/prompt engineering/RAG, contact center platforms (Five9, Genesys, Nuance, Avaya, Amazon Connect), compliance in regulated industries

Technologies

Google Conversational AI, Python, R, SQL, Power BI, Tableau, Looker, Five9, Genesys, Nuance, Avaya, Amazon Connect

Responsibilities

Analyze production audio/transcripts to identify ASR/NLU improvements; Optimize speech recognition across accents/dialects/languages; Develop intents/entities/training phrases; Design evaluation datasets and test suites; Assess generative AI/hybrid architectures for safety/compliance; Perform root-cause analysis of conversational failures; Lead migration of legacy IVR to Google Conversational AI; Execute A/B testing and reporting on business outcomes

Seniority

Senior, hands-on IC

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