Senior Machine Learning Engineer
London, United Kingdom · United KingdomMachine Learning Engineer, Senior Software Engineer$100k–$220kPosted Nov 26, 2025
Senior Machine Learning Engineer LocationUK - LondonAddressLondon, LondonEmployment TypeFull timeLocation TypeHybridDepartmentProfessional & Financial ServicesWhy Faculty? We established Faculty in 2014 because we thought that AI would be the most important technology of our time. Since then, we’ve worked with over 350 global customers to transform their performance through human-centric AI. You can read about our real-world impact here.We don’t chase hype cycles. We innovate, build and deploy responsible AI which moves the needle - and we know a thing or two about doing it well. We bring an unparalleled depth of technical, product and delivery expertise to our clients who span government, finance, retail, energy, life sciences and defence.Our business, and reputation, is growing fast and we’re always on the lookout for individuals who share our intellectual curiosity and desire to build a positive legacy through technology.AI is an epoch-defining technology, join a company where you’ll be empowered to envision its most powerful applications, and to make them happen.About the team In our Professional and Financial Services Business unit, we bring everything we have learned in more than a decade of Applied AI, and use it to help our clients navigate a rapidly changing landscape.We develop and embed AI solutions which help financial institutions become more efficient, enhance customer experience, and find the commercial upside in uncertain markets. Within the constraints of a highly regulated industry, we see so much opportunity for impactful innovation and are proud to set the gold-standard for marrying technical excellence with safe deployment.#LI-PRIOAbout the roleAs 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 systemsDesigning and building production-grade ML software, tools, and scalable infrastructureDefining and implementing best practices and standards for deploying machine learning at scale across the businessCollaborating with engineers, data scientists, product managers, and commercial teams to solve critical client challenges and leverage opportunitiesActing as a trusted technical advisor to customers and partners, translating complex concepts into actionable strategiesMentoring and developing junior engineers, actively shaping our team's engineering culture and technical depthWho we're looking for:You understand the full ML lifecycle and have significant experience operationalising models built with frameworks like TensorFlow or PyTorchYou bring deep expertise in software engineering and strong Python skills, focusing on building robust, reusable systemsYou have demonstrable hands-on experience with cloud platforms (e.g., AWS, Azure, GCP), including architecture, security, and infrastructureYou've extensive experience working with container and orchestration tools such at Docker & Kubernetes to build and manage applications at scaleYou thrive in fast-paced, high-growth environments, demonstrating ownership and autonomy in driving projects to completionYou communicate exceptionally well, confidently guiding both technical teams and senior, non-technical stakeholdersOur Interview ProcessTalent Team Screen (30 minutes)Pair Programming Interview (90 minutes) System Design Interview (90 minutes) Commercial Interview (60 minutes)Our Recruitment EthosWe 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...