Senior Machine Learning Engineer

About the role

As a Senior Machine Learning Engineer, we’ll look to you to lead development and deployment of cutting-edge AI systems for our diverse clients. You’ll design, build, and deploy scalable, production-grade ML software and infrastructure that meets rigorous operational and ethical standards.

This is an ambitious, cross-functional role requiring a blend of technical expertise, engineering leadership, and confident client-facing skills.

What you'll be doing:

Leading technical scoping and architectural decisions for high-impact ML systems

Designing and building production-grade ML software, tools, and scalable infrastructure

Defining and implementing best practices and standards for deploying machine learning at scale across the business

Collaborating with engineers, data scientists, product managers, and commercial teams to solve critical client challenges and leverage opportunities

Acting as a trusted technical advisor to customers and partners, translating complex concepts into actionable strategies

Mentoring and developing junior engineers, actively shaping our team's engineering culture and technical depth

Who we're looking for:

You understand the full ML lifecycle and have significant experience operationalising models built with frameworks like TensorFlow or PyTorch

You bring deep expertise in software engineering and strong Python skills, focusing on building robust, reusable systems

You have demonstrable hands-on experience with cloud platforms (e.g., AWS, Azure, GCP), including architecture, security, and infrastructure

You've extensive experience working with container and orchestration tools such at Docker & Kubernetes to build and manage applications at scale

You thrive in fast-paced, high-growth environments, demonstrating ownership and autonomy in driving projects to completion

You communicate exceptionally well, confidently guiding both technical teams and senior, non-technical stakeholders

The Interview Process

Talent Team Screen (30 minutes)
Pair Programming Interview (90 minutes)
System Design Interview (90 minutes)
Commercial Interview (60 minutes)

Our Recruitment Ethos

We aim to grow the best team - not the most similar one. We know that diversity of individuals fosters diversity of thought, and that strengthens our principle of seeking truth. And we know from experience that diverse teams deliver better work, relevant to the world in which we live. We’re united by a deep intellectual curiosity and desire to use our abilities for measurable positive impact. We strongly encourage applications from people of all backgrounds, ethnicities, genders, religions and sexual orientations.

Some of our standout benefits:

Unlimited Annual Leave Policy

Private healthcare and dental

Enhanced parental leave

Family-Friendly Flexibility & Flexible working

Sanctus Coaching

Hybrid Working (2 days in our Old Street office, London)

If you don’t feel you meet all the requirements, but are excited by the role and know you bring some key strengths, please do apply or reach out to our Talent Acquisition team for a confidential chat - Please know we are open to conversations about part-time roles or condensed hours.