Member Of Technical Staff (AI Pretraining)

TL;DR

Member of Technical Staff (AI Pretraining): Training the world’s most capable AI frontier models and developing next-generation systems with an accent on algorithmic implementations, model architectures, and large-scale distributed training. Focus on tackling challenging problems in deep learning at scale and delivering best-in-class foundation models for hirify.global initiatives.

Location: London, United Kingdom. Hybrid work model: employees are expected to work from a designated Microsoft office at least four days a week if they live within 25 miles of that location, starting January 26, 2026.

Company

hirify.global is on a mission to train the world’s most capable AI frontier models, pushing the boundaries of scale, performance, and product deployment.

What you will do

• Develop algorithms, model architectures, data mixtures, and scaling laws for large-scale training using a rigorous data-driven approach.
• Drive algorithmic implementations, conduct experiments, and oversee flagship training runs on an in-house large-scale distributed stack.
• Collaborate closely with teams on infrastructure, data, post-training, and multimodality.

Requirements

• Bachelor’s Degree in Computer Science or related technical discipline.
• Technical engineering experience with coding in languages including C, C++, C#, Java, JavaScript, or Python.
• Proven expertise in the area of pretraining.
• Strong analytical skills, attention to detail, and a commitment to data-driven decision-making.
• Experience and/or in-depth understanding of large-scale distributed systems.
• Ability to work collaboratively in a fast-paced, innovative environment.

Nice to have

• Demonstrated experience in large-scale AI.
• Passion for conversational AI and its deployment.
• Demonstrated written and verbal communication skills with the ability to work closely with cross-functional teams.
• Passion for learning new technologies and staying up to date with industry trends and best practices.
• Proven ability to collaborate and contribute to a positive, inclusive work environment.

Culture & Benefits

• Embody Microsoft's culture and values.
• Work in a fast-paced, innovative, and collaborative environment.
• Microsoft is an equal opportunity employer committed to diversity and inclusion.