Principal ML Engineer: Build Global AI & Data Platforms

Apple; Greater London; On-site; GBP 95,000 - 130,000; Full time

Job summary

Apple is seeking a Principal Machine Learning Engineer in Greater London to lead the design, fine-tuning, and deployment of large language models. The ideal candidate should have extensive experience in machine learning engineering with a proven track record of shipping ML-powered products. Responsibilities include architecting infrastructure for AI products, mentoring engineers, and ensuring compliance with Apple's high standards. Strong expertise in Python, Swift, and Java is required, along with knowledge of LLM customisation and alignment techniques.

Qualifications

• Extensive hands-on ML engineering experience with a track record of shipping products.
• Deep expertise in LLM fine-tuning, alignment, and customisation.
• Strong proficiency in Python, Swift, and Java.

Responsibilities

• Lead development and productionisation of LLM-based systems.
• Design and implement LLM evaluation and benchmarking frameworks.
• Drive model customisation strategies for product differentiation.

Skills

Machine Learning engineering experience

LLM fine-tuning and alignment

Software engineering in Python, Swift, and Java

Building enterprise-grade ML pipelines

Job description

Apple is seeking a Principal Machine Learning Engineer in Greater London to lead the design, fine-tuning, and deployment of large language models. The ideal candidate should have extensive experience in machine learning engineering with a proven track record of shipping ML-powered products. Responsibilities include architecting infrastructure for AI products, mentoring engineers, and ensuring compliance with Apple's high standards. Strong expertise in Python, Swift, and Java is required, along with knowledge of LLM customisation and alignment techniques.