ML Engineer: Personalization & Real-Time Discovery

ASOS.com; Greater London; On-site; GBP 80,000 - 110,000; Full time

Benefits offered by this job

Employee discount (ASOS)

Job summary

ASOS is seeking a Machine Learning Engineer to join our Search & Recommendations team, building ML systems that help millions of customers discover products every day.

You’ll own the full ML lifecycle—from experimentation and model development to deployment, monitoring and optimisation in production—collaborating with ML Engineers, Applied Scientists and Software Engineers to deliver scalable, measurable impact.

Qualifications

• Experience developing, deploying or operating machine learning solutions in production environments.
• Familiarity with modern ML frameworks and tooling such as PyTorch, TensorFlow, XGBoost or similar technologies.
• Experience training models using GPUs, or an interest in distributed computing and scalable ML systems.
• Understanding of software engineering fundamentals, including version control, CI/CD, testing, observability and containerisation.
• Appreciation of MLOps practices and deploying ML systems at scale.
• Strong collaboration and communication across engineering, science and product teams.
• Curiosity and enthusiasm for learning new technologies and approaches.

Responsibilities

• Design, build and maintain production-grade ML systems powering personalisation and product discovery.
• Develop and improve recommender systems, ranking models and customer-facing ML capabilities.
• Deploy models into batch and real-time environments with reliability and scalability.
• Collaborate with Applied Scientists and Engineers to take models from experimentation to production.
• Monitor and iterate on models using real-world data and performance metrics.
• Contribute to MLOps tooling and platform capabilities across the org.
• Help shape how ML is developed, deployed and operated at ASOS.

Skills

Production ML experience

PyTorch

TensorFlow

XGBoost

Software engineering fundamentals

MLOps practices

Collaboration & communication

Curiosity & learning

Tools

PyTorch

TensorFlow

XGBoost

Docker

Kubernetes

CI/CD tooling

Job description

ASOS is seeking a Machine Learning Engineer to join our Search & Recommendations team, building ML systems that help millions of customers discover products every day.

You’ll own the full ML lifecycle—from experimentation and model development to deployment, monitoring and optimisation in production—collaborating with ML Engineers, Applied Scientists and Software Engineers to deliver scalable, measurable impact.