Salary: £61,000 - 101,000 per year
Requirements
- Experience designing, building and deploying machine learning systems in production environments.
- Strong understanding of machine learning engineering principles and modern software engineering practices.
- Hands-on experience with deep learning frameworks such as PyTorch, TensorFlow or similar.
- Experience training and optimising models using large datasets and distributed compute infrastructure.
- Experience working with recommendation systems, ranking, retrieval, personalisation or related machine learning domains.
- Knowledge of MLOps practices, including model deployment, monitoring and lifecycle management.
- Experience building reliable, observable and scalable services in cloud environments.
- Comfortable providing technical leadership and mentoring other engineers.
- Strong collaboration and communication skills, with experience working in cross-functional product teams.
- Curiosity about emerging AI technologies and the practical application of LLMs and generative AI in customer-facing products.
Responsibilities
- Design, build and operate production machine learning systems that power outfit discovery and personalised fashion experiences.
- Partner with Machine Learning Scientists to deploy deep learning models and deliver meaningful customer and business outcomes.
- Deploy and optimise batch and real-time machine learning models serving millions of customers.
- Contribute to systems that power recommendations, personalisation and AI-driven fashion discovery experiences across ASOS.
- Improve system performance, reliability, observability and scalability across the machine learning lifecycle.
- Contribute to technical design decisions, architecture discussions and engineering best practices.
- Mentor and support other engineers through coaching, collaboration and knowledge sharing.
- Help strengthen technical practices across the team and the wider machine learning community at ASOS.
- Contribute to the development of shared machine learning capabilities, tools and best practices used across multiple teams.
Technologies
- AI
- Cloud
- Support
- Machine Learning
- MLOps
- PyTorch
- TensorFlow
- Excel
More
We are ASOS, the online retailer for fashion lovers around the world. We exist to give our customers the confidence to be whoever they want to be, and that goes for our people too. We want our people to be free to be their true selves without judgement and to channel their creativity into a platform used by millions. We are proud members of Inclusive Companies, are Disability Confident Committed, and have signed the Business in the Community Race at Work Charter. We placed 8th in the Inclusive Top 50 Companies Employer list. We are hiring a Senior Machine Learning Engineer to join our Outfits Discovery team within our Search & Discovery organisation, where we are building the next generation of AI-powered fashion experiences. This is a full-time, mid-senior level role in our Retail business, and we offer benefits including employee discount, employee sample sales, 25 days paid annual leave plus a celebration day, discretionary bonus scheme, private medical care, flexible benefits allowance, and personalised learning opportunities. We welcome adjustments throughout the hiring process to help you show up as your best self.
last updated 37 week of 2026
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Senior Machine Learning Engineer - London employer: ASOS
ASOS, the parent company of TOPSHOP and TOPMAN, is an exceptional employer that fosters a vibrant and inclusive work culture in the heart of London. With a strong commitment to employee growth, you will benefit from personalised learning opportunities and a supportive environment that encourages creativity and innovation. Enjoy competitive benefits such as generous annual leave, private medical care, and exclusive employee discounts, all while being part of a dynamic team dedicated to shaping the future of fashion.
