Remote Senior Speech Scientist — Conversational AI

Miratech; Greater London; On-site; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Culture of Relentless Performance

Competitive Pay and Benefits

Work From Anywhere Culture

Growth Mindset

Global Impact

Welcoming Multicultural Environment

Social Sustainability Values

Job summary

Miratech seeks a Senior Speech Scientist / Conversational AI Analyst to lead migration, testing, and optimization of an enterprise-scale Intelligent Virtual Assistant built on Google Conversational AI. The role focuses on ASR, NLU, and analytics to improve automation and customer outcomes in a regulated financial-services environment.

The candidate will collaborate with Product, Engineering, Operations, Data, Risk, and Compliance teams, translating insights into actionable product

Qualifications

• 5+ years of experience in Speech Recognition, Conversational AI, NLU, or related field.
• Hands-on experience analyzing speech outputs, transcripts, and utterances.
• Strong understanding of ASR concepts including WER, confidence scoring, and speech adaptation.
• Experience with enterprise IVR, voicebot, or contact-center technologies.

Responsibilities

• Analyze production audio, transcripts, speech-recognition outputs, confidence scores, and customer utterances to identify improvement opportunities.
• Evaluate and optimize speech-recognition accuracy across accents, dialects, languages, and audio conditions to improve key metrics.
• Develop intents, entities, training phrases, and routing logic to enhance conversational experiences.
• Design and maintain evaluation datasets, test suites, and validation frameworks for standard and edge cases.
• Support migration of legacy IVR to modern Google Conversational AI platforms; establish baselines and testing strategies.

Skills

Speech recognition

Conversational AI

NLU

Data analytics

Python

SQL

Stakeholder management

Agile/SAFe

Communication

Cross-functional collaboration

Education

Master's or PhD in Computational Linguistics/AI/ML

Tools

Power BI

Tableau

Looker

Google Conversational AI

APIs/JSON

CI/CD

Job description

Miratech seeks a Senior Speech Scientist / Conversational AI Analyst to lead migration, testing, and optimization of an enterprise-scale Intelligent Virtual Assistant built on Google Conversational AI. The role focuses on ASR, NLU, and analytics to improve automation and customer outcomes in a regulated financial-services environment.

The candidate will collaborate with Product, Engineering, Operations, Data, Risk, and Compliance teams, translating insights into actionable product