Lead Machine Learning Scientist,Business Banking

ABOUT THE ROLE We're seeking a highly skilled Lead Machine Learning Scientist to join our Business Banking team at Monzo. As a technical leader and hands-on individual contributor, you'll spearhead our ML and GenAI capabilities and ship key models that power magical Business Banking experiences. You'll be one of the first ML Scientists in Business Banking, bringing leadership through ambiguity by adding structure and direction to our ML capabilities while staying agile and building momentum. WHAT YOU'LL DO As a Lead Machine Learning Scientist, you'll be responsible for developing and deploying advanced ML models on our cloud-native data platform to serve hundreds of thousands of business customers. You'll partner with Product, data science, and other stakeholders to identify the highest-impact opportunities, size impact, and define success metrics. You'll decide when to use ML, GenAI, or simpler approaches and be clear on trade-offs. You'll design robust evaluation and monitoring so we can ship responsibly and measure impact in production. You'll lead the design and implementation of batch and near-real-time models, collaborate closely with MLOps and Backend Engineering to operationalise models end-to-end, and set technical standards, mentor others, and support experimentation and iteration. WHAT YOU'LL NEED To be successful in this role, you'll need a multiple year track record of excellence leading the development and deployment of advanced Machine Learning models to tackle real business problems, preferably in a fast-moving tech company. You'll have experience developing and shipping state-of-the-art ML models to production and delivering business impact. You'll be impact-driven and excited to own the end-to-end journey that starts with a business problem and ends with your solution having a measurable impact in production. You'll have a self-starter mindset, be fluent in Python, and have extensive hands-on experience with scikit-learn. You'll be comfortable using SQL and keen to learn Go, which is used in many of our backend microservices. WHY REMOTE As a remote employee, you'll have the flexibility to work from anywhere and be part of a team that's changing the way businesses bank. You'll be part of a fast-growing, award-winning company that's passionate about making money work for everyone. BENEFITS You'll receive a salary of £115,000 - £150,000, plus incentive awards tied to your performance, and a range of benefits, including a health plan, parental leave, and education stipend.