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Machine Learning Engineer (Safety)

facultyLondonNational Security & Safety
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Salary
Not listed
Job type
Full-time
Work mode
Remote
Experience
Mid
Posted
2 Oct 2026
Status
Open · checked 7d ago

About this role

Machine Learning Engineer (Safety) is a full-time position based in London, UK, that suits professionals looking to build scalable production-grade machine learning systems for high-stakes AI safety and national security missions. The role sits within the National Security and AI Safety business unit, bridging the gap between research and practical implementation.

Role Overview

The Machine Learning Engineer (Safety) at faculty works within the London office to deliver bespoke AI solutions for diverse clients across sectors such as government, finance, retail, energy, life sciences, and defence. This position focuses on building scalable production-grade machine learning systems and collaborating with frontier labs to provide robust AI safety red teaming and evaluation.

Key Responsibilities

Build and deploy production-grade machine learning software, tools, and infrastructure.
Create reusable and scalable solutions that accelerate the delivery of machine learning systems and capability testing of frontier AI models.
Collaborate with engineers, data scientists, and commercial leads to resolve client challenges.
Lead technical scoping and architectural decisions to verify project feasibility and impact.
Define and implement deployment standards for machine learning at scale.
Act as a technical advisor to customers and partners by translating complex machine learning concepts for stakeholders.

Requirements

Experience building large language model applications with familiarity in multi-agent harness tooling and AI safety evaluation procedures.
Strong proficiency in Python and software engineering best practices.
Hands-on experience with cloud platforms and infrastructure including architecture and security across AWS, Azure, or GCP.
Experience working with container and orchestration tools such as Docker and Kubernetes for application management at scale.
Knowledge of core machine learning concepts including probability, statistics, and common learning techniques.
Understanding of the full machine learning lifecycle with experience operationalising models built using Scikit-learn, TensorFlow, or PyTorch.
Strong communication skills to guide technical teams and advise non-technical stakeholders.
Ability to thrive in a fast-paced environment with autonomy over scope, problem-solving, and solution delivery.

Skills and Tools

Python
AWS, Azure, GCP
Docker
Kubernetes
Scikit-learn
TensorFlow
PyTorch
Large Language Models (LLMs)
Multi-agent harness tooling

About the Company

Faculty was established in 2014 to develop human-centric artificial intelligence that transforms performance across global customers in government, finance, retail, energy, life sciences, and defence. The National Security and AI Safety business unit focuses on responsible AI development and deployment for global stability and security, partnering with government entities and technology organizations worldwide.

How to Apply

To apply for this position, please submit your application directly on the official faculty careers page.

Skills and tech stack

Questions candidates ask

Where is the job located?

The role is based in London, UK.

What programming language is required?

Strong Python skills are required for this position.

What frameworks must I have experience with?

You need experience operationalising models built with frameworks like Scikit-learn, TensorFlow, or PyTorch.

What does the interview process involve?

The interview process consists of a 30-minute talent team screen, a 90-minute pair programming interview, a 90-minute system design interview, and a 60-minute commercial interview.

Ready to apply?

The application is on the official faculty careers page.

Apply on company site