Arcus Search
Machine Learning Researcher
Get notified of more jobs like this · No spam, ever
How your CV stacks up
Upload your CV to see how well it fits this job role
?%
Principal Machine Learning Scientist | London | Hybrid
I'm working with a leading global technology company looking to hire a Principal Machine Learning Scientist into a growing ML organisation in London.
This is a senior, hands-on role focused on designing and scaling machine learning systems that power personalised user experiences and intelligent decision-making across a large-scale platform.
What you'll be working on
- Ranking, retrieval and recommendation systems
- Representation learning and embeddings
- Sequential modelling
- Large-scale ML architecture and system design
- Production ML pipelines and real-time inference
- Experimentation, optimisation and model performance
- Big data technologies including Spark
- Technical leadership across ML and engineering teams
Reasons to use Rodeo
Start with a chat, not a search bar
Grad scheme, placement, apprenticeship? Not sure what you want yet — that's fine. Your agent talks it through with you and turns "I have no idea" into a shortlist.
It searches the market for you
Every day your agent scans the market matching roles against what actually matters to you, not just keywords on a CV.
Only hits
No noise. No "maybe this fits." Just roles with a clear explanation of why they're right — and where to focus when applying.
We're looking for people with
- Experience in Machine Learning or Applied Science
- Strong experience building ML systems from research through production
- Deep expertise in recommendation systems, ranking or retrieval
- Representation learning and embedding techniques
- ML system design at scale
- Experience working with large, complex datasets
- MSc or PhD in Machine Learning, Computer Science or a related field
- A track record of leading complex technical initiatives
Get help with your application
Your very own career expert that helps elevate your application to the next level.
We're hiring across multiple senior ML positions, so there's also interest in exceptional candidates at Senior Machine Learning Scientist level.
If you're working on large-scale recommendation, search or ranking problems and are open to hearing about a new opportunity, I'd be happy to share more.
“It took my CV and asked me questions relevant to understanding what kind of jobs to suggest for me. Suggestions were almost perfect. Jobs were exactly what I’ve been looking for.”
Jessica, London
Skills
Location