Staff Data Scientist

The role

A Staff Data Scientist will provide technical leadership for data science across Claims. You will design and build production ML and Generative AI systems to support claims validation and automation.

What you will do

• Provide technical leadership for data science across Claims Fraud
• Design, build and iterate on production ML and Generative AI/LLM systems
• Collaborate with other Claims data scientists on system-level thinking
• Identify architectural improvements to scale decisioning and reduce time-to-production
• Advocate for platform and tooling investments like monitoring and feedback loops
• Advocate for robust, scalable, and strategically aligned technical solutions
• Set a high bar for statistical rigour, experimentation and measurement

Required qualifications

• Significant commercial experience delivering end-to-end Machine Learning solutions
• Hands-on experience building and shipping Generative AI systems in production
• Strong statistical and modelling foundation
• Experience in risk-based decisioning under uncertainty
• Proven ability to influence technical direction across Data Science and Engineering
• Strong stakeholder management skills

Benefits

• Bonus scheme designed to reward high performance
• Private medical insurance with Vitality
• Mental health support with Oliva
• Personal learning budget
• 2 dedicated L&D days a year
• Monthly flexible benefits budget
• 25 days holiday plus bank holidays
• 4 weeks Work From Anywhere per year

Before you apply

• We are able to offer visa sponsorship for this position

About the company

Marshmallow has grown from 3 to 700+ people since 2017 and has unicorn status. The company aims to become one of the largest financial services providers in the world.