Lead Machine Learning Engineer

SR2; United Kingdom; Remote; GBP 130,000 - 150,000; Full time

Benefits offered by this job

Remote work in the UK

Travel to customer sites (up to 3 days

Generous holiday allowance

Benefits package

Job summary

SR2 seeks a senior ML architect to own end-to-end ML architectures and lead engineers in delivering production-grade AI systems for government defence environments.

You will apply strong Python and ML frameworks (PyTorch, TensorFlow, Scikit-learn), drive cloud/MLOps practices, and coordinate delivery while navigating security clearance considerations. UK-based remote work with occasional customer-site travel is available.

Qualifications

• Strong Python and applied ML expertise.
• Experience building and deploying production ML systems.
• Ability to lead engineers through complex architecture and delivery.
• Security clearance eligibility is required or desirable.

Responsibilities

• Lead ML architecture and deliver production-grade AI systems.
• Mentor and guide engineers across ML pipelines and deployment.
• Collaborate with clients in defence-focused environments to meet project goals.

Skills

Python

Applied ML

ML architecture

Leadership

Cloud platforms

Tools

PyTorch

TensorFlow

Scikit-learn

MLOps tooling

Job description

We're partnering with an established AI engineering organisation delivering sophisticated machine learning solutions into complex, high-impact government defence environments.

This is a business with a great reputation and long track record in the applied AI space who have a large client portfolio / project pipelie.

The opportunity is to take genuine ownership of ML architecture, lead talented engineers and deliver production-grade AI systems that solve meaningful real-world problems.

What we're looking for

Strong Python and applied ML expertise, with experience using frameworks such as PyTorch, TensorFlow or Scikit-learn.

You'll have a proven track record deploying ML into production, strong cloud and MLOps experience, and the ability to lead engineers through complex systems design and delivery.

Defence experience is advantageous but not essential.

UK Security Clearance eligibility is required.

Package & flexibility

£130,000-£150,000 salary, strong benefits package and generous holiday allowance.

UK remote-based with travel to customer sites up to 3 days per week, typically less depending on project requirements.

Interested in greater technical ownership, harder engineering challenges and meaningful career progression?