Senior ML Engineer - Speech AI R&D (Hybrid)

Speechmatics; Greater London; Hybrid; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Training and development

Flexible working

Company lunches

Birthday celebrations

Private Medical and Dental for you and

Global working opportunities

Holiday allowance and pension matching

Home office allowance

Parental leave support

Adoption assistance and reproductive健康

Job summary

Speechmatics, based in Greater London, is seeking a Senior Machine Learning Engineer to drive cutting-edge R&D in speech AI and to deploy models into production within a hybrid work setup. You will work with transformer architectures, distributed training, and inference optimisations, mentoring peers and collaborating across teams to deliver scalable, impactful solutions.

The role offers extensive training, flexible working, global opportunities, and a culture that values diversity and career

Qualifications

• Experience pursuing ambitious R&D agendas.
• Precise attention to detail with awareness of big picture goals.
• Knowledge of contemporary transformer architectures (e.g., GQA, KV-caching) and best practices.
• Experience in distributed training techniques.
• Familiarity with optimisation strategies for model inference (dynamic batching, flash attention, speculative decoding).
• Publications in top-tier conferences.
• Contributions to popular open-source repositories.
• Technical writing skills demonstrated by publications or blogs.

Responsibilities

• Work on complex R&D projects with a diverse team to achieve ambitious goals.
• Stay current with the latest developments in machine learning.
• Execute high-impact projects to ensure team success.
• Mentor team members and collaborate across departments.

Skills

Transformer architectures

Distributed training

Publications in conferences

Open-source contributions

Technical writing

Tools

GQA

KV-caching

Dynamic batching

Speculative decoding

Job description

Speechmatics, based in Greater London, is seeking a Senior Machine Learning Engineer to drive cutting-edge R&D in speech AI and to deploy models into production within a hybrid work setup. You will work with transformer architectures, distributed training, and inference optimisations, mentoring peers and collaborating across teams to deliver scalable, impactful solutions.

The role offers extensive training, flexible working, global opportunities, and a culture that values diversity and career