The AI Infrastructure team at Microsoft Research Cambridge (UK) is dedicated to fundamental and impactful Machine Learning research. Our broad mission is to solve challenging problems from multiple areas, including - Test-time reasoning in large-language models, or - The future of AI cloud infrastructure. We have an internship opportunity covering a wide range of topics in these areas. We are seeking an ML PhD students to join us in Cambridge summer/autumn 2025. You will joining a welcoming and highly collaborative environment and work on creative and challenging problems during your internship. 

Responsibilities

As part of an ambitious collaborative project, you will:

· Research and Develop novel Machine Learning models and algorithms.

· Design, implement and evaluate machine learning experiments.

· Write and present your findings in technical documents or papers

Qualifications

Required/Minimum Qualifications:

· Be enrolled in a PhD program in Machine Learning, Statistics, Computer Science (or related discipline).

· Deep experience in one or more of the following: LLMs (training, inference, architectures, chain-of-thought, prompt-tuning), Natural Language Processing, Quantization methods, Reasoning, Knowledge Representation, ML Optimization.

· Interns are expected to be physically located in Cambridge UK.

Other Requirements:

· A subset of the following:  

· Strong communication skills, especially scientific writing and communication.

· Publications in relevant conferences (e.g. NeurIPS, ICML, ICLR),  or high-profile scientific journals.

· Ability to code in Python, as well as familiarity with Git and code reviews.   

· Ability to work in an interdisciplinary collaborative environment with people from different technical backgrounds. 

Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or the recruiting process, please send a request via the Accommodation request form.

Benefits/perks listed below may vary depending on the nature of your employment with Microsoft and the country where you work.