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Founding Machine Learning Engineer

Arrows
Greater London
2 weeks ago
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Founding Machine Learning Engineer - AI Start-Up (On-Site | Equity + Salary)

A rare opportunity to join one of London’s most exciting AI start-ups at the ground level!

Backed by top-tier investors and led by a world-class founding team from

Oxford, Cambridge, and Imperial , this company is pushing the boundaries of applied AI.

They’re now looking for a

Founding Machine Learning Engineer

to join the core technical team and lead the development of their ML systems from the ground up.

About the Company:
Founded by experienced operators with multiple AI start-up successes under their belts, this venture is already attracting serious attention. With strong financial backing and a bold technical vision, they’re building intelligent systems that solve high-impact real-world problems.
This is not just another AI start-up - it’s a company where cutting-edge research meets practical, scalable product development.

The Role:
As a founding ML engineer, you’ll be deeply involved in shaping the entire ML pipeline - from research and prototyping to model deployment and optimisation. You’ll work closely with product and engineering to integrate intelligent features into a user-facing product from day one.
You’ll need to be both a scientist and an engineer: excited by innovation, and pragmatic about delivering impact!

️ Key Technologies:
Python

and modern ML libraries (e.g. PyTorch, TensorFlow, JAX)
AWS

and cloud infrastructure for scalable training and inference
ML ops tooling, model monitoring, and data pipelines
Bonus: experience with

LLMs &

generative AI

is a strong plus

What They’re Looking For:
Top-tier academic background

in Computer Science, Engineering, Maths or a related field – Oxbridge, Imperial, or equivalent
4+ years of hands-on ML experience , ideally in fast-moving start-up environments
A strong track record of building and deploying ML models into production
Solid understanding of ML system design, experimentation, and model evaluation
Experience working with ambiguous product requirements and iterating fast
Passion for pushing boundaries in AI - and for building real products, not just prototypes
Happy working

5 days/week on-site

in a Central London office, shoulder to shoulder with the founding team

What’s on Offer:
Exceptional salary
Meaningful equity

- founding engineer-level stake
Ownership of the ML roadmap and long-term technical vision
The chance to help build a product and company from day one
A deeply collaborative, high-performance environment with elite peers

If you're an experienced ML engineer looking for your next big challenge, and want to build something important with world-class people - this could be the opportunity of a lifetime!

Sound like you? Let’s talk.

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National AI Awards 2025

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