Job Description:

Your impact

Within Leonardo UK, our Cyber & Security Division leads the charge in digital transformation, delivering sophisticated solutions that protect both civil and defence infrastructure around the world. This role sits at the heart of our Data Practice, a growing team dedicated to unlocking the power of data across high-stakes domains like Defence, Telecommunications, Energy, and Finance.

Step into a high-impact, hands-on role where you'll be shaping the future of secure data systems and AI capabilities in some of the most critical areas of the UK’s national infrastructure. As a Machine Learning Engineer, you’ll be part of a forward-thinking team solving complex, real-world challenges through advanced analytics, automation, and intelligent systems.

This is your chance to work on projects that blend traditional enterprise IT with bespoke Operational Technology, all in a fast-paced, collaborative environment. We're looking for curious, creative minds—people who are not only technically skilled in Python and machine learning but also eager to explore, learn, and build secure, scalable AI solutions.

What you’ll be doing as a Machine Learning Engineer:

What you’ll bring

This is not an exhaustive list, and we are keen to hear from you even if you might not have experience in all the above. The most important skill is a good attitude and willingness to learn.

Security Clearance

This role is subject to pre-employment screening in line with the UK Government’s Baseline Personnel Security Standard (BPSS). An additional range of Personnel Security Controls referred to as National Security Vetting (NSV) may apply, this could include meeting the eligibility requirements for The Security Check (SC) or Developed Vetting (DV). For more information and guidance please visit:

Why join us

At Leonardo, our people are at the heart of everything we do. We offer a comprehensive, company-funded benefits package that supports your wellbeing, career development, and work–life balance. Whether you're looking to grow professionally, care for your health, or plan for the future, we’re here to help you thrive.

For a full list of our company benefits please visit our website.

Leonardo is a global leader in Aerospace, Defence, and Security. Headquartered in Italy, we employ over 53,000 people worldwide including 8,500 across 9 sites in the UK. Our employees are not just part of a team—they are key contributors to shaping innovation, advancing technology, and enhancing global safety.

At Leonardo we are committed to building an inclusive, accessible, and welcoming workplace. We believe that a diverse workforce sparks creativity, drives innovation, and leads to better outcomes for our people and our customers. If you have any accessibility requirements to support you during the recruitment process, just let us know.

Be part of something bigger - apply now