London, England, United Kingdom · Hybrid
ABOUT DESCARTES UNDERWRITING Join Descartes and contribute to our mission: Building Resilience in a World at Risk. Descartes is a corporate insurance group for worldwide companies and institutions. Descartes was born fro…
Skills: Statistics, Applied Mathematics, Machine Learning, Algorithm Development, Python
Sign up with Clera and we'll reach out the moment a role actually fits you — no more spraying applications into the void.
Develop new climate models, risk models, and forecasting tools to improve B2B products. Implement statistical and machine learning methods while collaborating with business teams to meet client needs.
Requires a Master's degree in computer science, applied mathematics, statistics, or meteorological studies. Proficiency in Python and machine learning is essential, with a preference for previous experience in data science or climate modeling.
ABOUT DESCARTES UNDERWRITING
Join Descartes and contribute to our mission: Building Resilience in a World at Risk.
Descartes is a corporate insurance group for worldwide companies and institutions. Descartes was born from a conviction that the growing complexity of corporate and climate risks demands a new approach to insurance. At the forefront of AI and Data analysis, Descartes utilises cutting-edge technology combined with a new generation of data sources, to model, assess and manage risks.
Since 2019, Descartes has secured a leading position in parametric (re)insurance combining scientific & technological expertise with a new approach. Parametric insurance, also known as index-based insurance, indemnifies clients within days based on pre-defined payout structures when a specific triggering event occurs, the payout process is both fast and transparent. The company has been financed with over $141M by investors including Highland Europe, BlackFin, Serena, Cathay, Eurazeo and Battery Ventures.
Our highly diverse and specialized team of 250+ people includes the largest modelling team in the industry featuring tech and modeling innovators, scientists in physics and climatology, as well as insurance veterans and underwriters. With a global footprint and strong US presence, Descartes serves a diverse portfolio of clients in more than 60 countries, with 20+ offices spread across Europe, Asia-Pacific, Latin and North America.
Find out more on https://descartesunderwriting.com/careers.
ABOUT YOUR ROLE
Due to rapid growth, we are seeking to expand our Data Science team across our Underwriting functions and we are looking for Data Scientists to join our team in London. As a Data scientist, your missions will focus on making direct contributions to the development of new climate models or forecasting tools.
Your key missions will include:
Improving or developing new algorithms, new risk models and products for our B2B client;
Identifying, implementing and deploying new statistical and machine learning methods to differentiate Descartes from its competitors;
Participating in the development of Descartes’ technological platform;
Collaborating with the business team to understand client needs and issues to further strengthen our technical excellence;
Taking on management responsibilities as both you and the company develop;
Working autonomously and pragmatically to make appropriate technical decisions.
ABOUT YOU
EXPERIENCE & QUALIFICATIONS
Master’s student in data science, computer science, applied mathematics, statistics or meteorological studies or related;
Ideally a previous experience (long-term internship) in data science or climate modeling is valued.
SKILLS
Proficient in statistics, applied mathematics and machine learning methods;
Capable of building high-performance algorithms;
Proficiency in Python (e.g. scikit-learn);
Fluency in English (written and verbal communication) is required;
Good command of one additional language (e.g. Chinese, French, Italian, German, Spanish...) is valued.
MINDSET
Interested in weather and natural perils modeling (wildfires, hail, tsunamis, earthquakes etc);
Excellent team player with an entrepreneurial mindset and value of diversity;
Highly motivated, able to meet deadlines set;
Strong desire to learn and commitment to the organization’s mission;
Results oriented, high energy, with the ability to work in a dynamic and multi-cultural environment;
Eager to learn more about the insurance industry.
WHY JOIN DESCARTES UNDERWRITING ?
Opportunity to work and learn with teams from the most prestigious schools and research labs in the world, allowing you to progress towards technical excellence;
Commitment from Descartes to its staff of continued learning and development (think annual seminars, training etc.);
Work in a collaborative & professional environment;
Be part of a dynamic international team, passionate about diversity;
Join a company with a true purpose – help us help our clients be more resilient towards climate risks;
A competitive salary, bonus and benefits;
You can benefit from punctual home office days.
At Descartes Underwriting, we cherish the value of diversity whatever it may be. We are committed to fighting against all forms of discrimination and for equal opportunities. We foster an inclusive work environment that respects all differences.
With equal skills, all our positions are open to people with disabilities.
RECRUITMENT PROCESS
Step 1: HR Interview with our Talent Recruiter
Step 2: Technical online test on Github
Step 3: Remote technical interview with a Data Scientist
Step 4: In-person team interview to meet our Data Scientist team and discover our offices (could be held remotely if you are abroad)
A new generation of insurance that builds resilience against climate, cyber, and emerging risks
Founded in 2019 to address the insurability of risks worsened by climate change, Descartes’ mission is to help companies and communities build resilience in a world at risk. Descartes is a global corporate insurance specialist working exclusively with brokers to protect their corporate and public sector clients against climate, cyber and other emerging risks. At the forefront of AI and data analysis, Descartes utilizes cutting-edge technology combined with data from world-class research institutions to model, assess and manage risks. Descartes boasts the largest team of scientists in the global insurance industry, comprising over 150 experts in meteorology, climatology, physics, data science, software engineering, DevOps, modeling, and underwriting. This diverse expertise enables us to develop transparent, tailored solutions to the challenges posed by emerging risks, and offer a range of innovative and cost-effective insurance products designed to meet clients’ needs—often through cutting-edge parametric structures. With a global footprint and a strong foothold in the U.S., Descartes serves a diverse client base across 60+ countries, operating from 20+ offices in Europe, Asia, Oceania, and North America. Through corporate brokers, Descartes has already delivered over $15 billion in capacity to its clients. The insurer is recognized for its technical excellence and achieved a +71 NPS score in 2025. The Descartes group includes Descartes Insurance, a full-stack insurer operating in several European markets, and Descartes Underwriting, a global MGA backed by a panel of tier-one risk carriers. The company has secured over $141M in funding from prominent investors, including Highland Europe, BlackFin, Serena, Cathay, Eurazeo, and Battery Ventures.
Offices: 148, Rue de Courcelles, Paris, Île-de-France 75017, FR · Sydney, New South Wales 1001, AU · 20 Cecil Street, Level 14-01 (Suite 1421), Singapore, 049705, SG · 1251 Avenue of the Americas, c/o Pramex International, Fl. 3, New York, 10020, US · 2 Minster Court, London, EC3R 7BB, GB
A new generation of insurance that builds resilience against climate, cyber, and emerging risks
Founded in 2019 to address the insurability of risks worsened by climate change, Descartes’ mission is to help companies and communities build resilience in a world at risk. Descartes is a global corporate insurance specialist working exclusively with brokers to protect their corporate and public sector clients against climate, cyber and other emerging risks. At the forefront of AI and data analysis, Descartes utilizes cutting-edge technology combined with data from world-class research institutions to model, assess and manage risks. Descartes boasts the largest team of scientists in the global insurance industry, comprising over 150 experts in meteorology, climatology, physics, data science, software engineering, DevOps, modeling, and underwriting. This diverse expertise enables us to develop transparent, tailored solutions to the challenges posed by emerging risks, and offer a range of innovative and cost-effective insurance products designed to meet clients’ needs—often through cutting-edge parametric structures. With a global footprint and a strong foothold in the U.S., Descartes serves a diverse client base across 60+ countries, operating from 20+ offices in Europe, Asia, Oceania, and North America. Through corporate brokers, Descartes has already delivered over $15 billion in capacity to its clients. The insurer is recognized for its technical excellence and achieved a +71 NPS score in 2025. The Descartes group includes Descartes Insurance, a full-stack insurer operating in several European markets, and Descartes Underwriting, a global MGA backed by a panel of tier-one risk carriers. The company has secured over $141M in funding from prominent investors, including Highland Europe, BlackFin, Serena, Cathay, Eurazeo, and Battery Ventures.
Offices: 148, Rue de Courcelles, Paris, Île-de-France 75017, FR · Sydney, New South Wales 1001, AU · 20 Cecil Street, Level 14-01 (Suite 1421), Singapore, 049705, SG · 1251 Avenue of the Americas, c/o Pramex International, Fl. 3, New York, 10020, US · 2 Minster Court, London, EC3R 7BB, GB
