Lead Machine Learning Scientist

By Referrals Only

Lead Machine Learning Scientist at Monzo developing models for personalisation. Collaborating with diverse teams to enhance banking experiences through intelligent recommendations and insights.

Posted 5/18/2026full-timeRemote • 🇬🇧 United KingdomSenior💰 £105,000 - £140,000 per yearWebsite

Tech Stack

Tools & technologies

GoMicroservicesPythonSQL

About the role

Key responsibilities & impact

Develop models that make every customer interaction more relevant and timely
Ensure they receive products and services tailored to their needs
Build scalable, explainable, and responsible AI solutions that enhance trust, transparency, and the overall customer experience
Provide technical leadership and shipping highly impactful ML-based solutions
Work closely with product managers, data scientists, backend engineers and designers in an agile environment
Steer technical work and drive up standards within the Machine Learning discipline
Identify and scope out the most impactful opportunities to tackle business problems in personalisation
Lead the design and development of advanced real-time Machine Learning models
Provide technical leadership to drive up levels of technical expertise and best practice across the Machine Learning discipline

Requirements

What you’ll need

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
Experience developing and shipping state of the art ML architectures to production and delivering business impact
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
Self-starter mindset; proactively identify issues and opportunities and tackle them without being told to do so
Extensive experience writing production Python code and a strong command of SQL
Comfortable using Python and SQL every day, and keen to learn Go lang
Comfortable working in a team that deals with ambiguity and have experience helping your team and stakeholders resolve that ambiguity
Want to be involved in building a product that you (and the people you know) use every day
Product mindset: care about customer outcomes and want to make data-informed decisions
Excited about fast-moving developments in Machine Learning and can communicate those ideas to colleagues who are not familiar with the domain
Adaptable, curious and enjoy learning new technologies and ideas.
Nice to haves: Experience working on personalisation problems for consumer applications, Commercial experience writing critical production code and working with microservices.

Benefits

Comp & perks

We can help you relocate to the UK
We can sponsor visas
This role can be based in our London office, but we're open to distributed working within the UK (with ad hoc meetings in London).
Flexible working hours and trust you to work enough hours to do your job well, at times that suit you and your team.
Learning budget of £1,000 a year for books, training courses and conferences
If you prefer to work part-time, we'll make this happen whenever we can - whether this is to help you meet other commitments or strike a great work-life balance.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Machine LearningPythonSQLGoML architecturesreal-time modelsproduction codeagile methodologiestechnical leadershippersonalisation

Soft Skills

impact drivenself-starterteam collaborationadaptablecuriouscommunicationproblem-solvingcustomer-focusedproactivelearning mindset