Senior Machine Learning Engineer

Senior Machine Learning Engineer

Cambridge, England, United Kingdom

About the role

We are hiring a Senior Machine Learning Engineer to contribute to cutting-edge Research & Development. As innovators in speech technology, our mission is to Understand Every Voice - a vision that has propelled us to be world leaders of Voice AI. Fuelled by innovation, inclusivity, and a passion for making a global impact through world-leading Speech AI, we're looking for an experienced Senior Machine Learning Engineer to accelerate our efforts towards exceptional speech solutions.

Our Modelling Team trains diverse models, including large self-supervised ones, supporting Speechmatics towards being the most accurate speech recognition system globally. It also ensures their deployment into production, working with the latest developments in ML, but also with the best engineering practices for software engineering and model serving.

What you'll be doing

• Work on complex R&D projects, with a diverse group of engineers, to achieve ambitious goals.
• Stay current with the latest developments in Machine learning.
• Execute high-impact projects to ensure team success.
• Work collaboratively across departments and mentor team members (where appropriate).

Who we are looking for

• Demonstrated experience in collaboratively pursuing ambitious R&D agendas.
• Precise attention to detail, but is also aware of how the big picture relates to company goals, and where the field of Machine Learning is headed towards.

Understanding of the modern Machine Learning stack, for example:

• 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 (e.g., dynamic batching, flash attention, speculative decoding).

Preferred backgrounds covering some of the following:

• Publications in top-tier conferences.
• Contributions to popular open-source repositories.
• Technical writing skills as evidenced by relevant publications or blogs.

We encourage you to apply even if you do not feel you match all of the requirements exactly. The list of requirements is intended to show the kinds of experience and qualities we're looking for, but it is not exhaustive. If you are interested in the role, the team, and our mission, we would love to consider your application. We are always open to conversations and look forward to hearing from you.

About Speechmatics

Speechmatics is the leading expert in Speech Intelligence, and uses AI and Machine Learning to unlock business value in human speech worldwide. We work with an amazing mix of global companies, and our technology can integrate into our customers stack irrespective of their industry or use case – making it the go-to solution to harness useful information from speech.

Joining us means working with some of the smartest minds around the world, focused on cutting-edge projects and deploying the latest techniques to disrupt the market. We believe in putting people first; we'll do all we can to help you develop your skills and give you the tools you need to thrive. Our Focus Fridays give you an undisturbed day of focus, offset with Together Tuesdays when we have our team meetings, so you've always got the right balance.

We have structured a hybrid approach that includes 2-3 designated office days each week. This arrangement ensures that while we embrace the advantages of remote work, we also maintain the vital connection and synergy that only in-person interactions can foster.

What we can offer you

• Paid internships and first-job opportunities through to management and senior positions, with training and development to reach your career aspirations.
• Incredibly flexible working.
• Regular company lunches and birthday celebrations.
• Private Medical and Dental for you and your family.
• Global working opportunities.
• Generous holiday allowance.
• Pension/401K matching.
• Working from home allowance for tech or home office equipment (on top of your choice of laptop and accessories).
• Parental leave support designed to support employees globally, including adoption assistance and reproductive health services.

Our commitment to diversity

At Speechmatics, our mission is simple: Understand Every Voice out there.

That's not just about our tech – it's the heart and soul of who we are. We welcome different experiences, viewpoints, and identities. For us, it's not just the right thing to do; it's our catalyst for sparking innovation and creativity. Our teams thrive in an environment that celebrates and supports everyone – no matter their gender, identity or expression, race, disability, age, sexual orientation, religion, belief, marital status, national origin, veteran status, pregnancy, or maternity status.

But we don't just open the door to diversity – we actively welcome it. Why? Because we believe every unique voice adds something special to our team, leading us to smarter solutions and a better workplace.

So, come as you are and join our Speechling community. We're building a place where every voice not only gets heard but is also respected and valued.