Job Overview
We are seeking a talented Data Scientist with a Geospatial slant to join our Data Science team at Gallagher Re and help lead our Data Science work. You will be joining a newly established Data Science & AI Centre of Excellence within our Digital Products team. You will work alongside experts in reinsurance, data science, software engineering, visualization, and design, applying data science in a high‑impact commercial setting. This role focuses on geospatial analysis and maintaining legacy R applications and transitioning to our Python‑based tech stack. This role is based from our London City office and we offer hybrid working and the expectation is to be in office one to two days per week max.
Responsibilities
- Maintain legacy R Shiny applications for advanced geospatial analysis, data visualization and reporting.
- Workloads will gradually shift from legacy R applications to Python Data Science work aligning with our new tech stack and strategy.
- Collaborate with multidisciplinary experts to deliver innovative analytical solutions.
- Gain hands‑on experience with Azure, AzureML, Python, Azure DevOps, and AI technologies.
- Write readable, well designed, well documented, and well tested code.
- Graduate level (STEM) or equivalent experience e.g. emphasis on geospatial / programming / computer science is an advantage but not essential.
- Proficiency in R, with strong experience in R Shiny development. Supporting skills in HTML, JavaScript, CSS.
- Solid Python programming skills, with enthusiasm for transitioning to Python‑based workflows.
- Expertise in geospatial analysis (e.g., using packages like sf, raster, or geopandas, GIS, geoserver).
- Ability to thrive in a collaborative, multidisciplinary team environment.
- Familiarity with maintaining and refactoring legacy codebases is a plus.
- Eagerness to learn and apply Azure, AzureML, Azure DevOps, and AI tools in a commercial context.
- Machine Learning or Artificial Intelligence knowledge and experience beneficial but not essential.
- Catastrophe modelling or (re)insurance experience beneficial but not essential.
Company
At Gallagher Re, we bring clarity to complexity by helping clients around the world make confident, data‑driven decisions in a rapidly evolving risk landscape. Here, you'll be part of a team that leverages world‑class analytics and deep reinsurance expertise to deliver strategic advisory services and transactional excellence. Together, we transform advanced insights and market intelligence into strategies that protect businesses, drive performance, and shape the future of reinsurance. We are a community of decision makers, future shapers, and trusted experts working side by side to deliver meaningful impact through innovative thinking and practical solutions. At Gallagher Re, your curiosity is welcomed, your growth is championed, and your work truly matters. This is a place where you'll have the freedom to explore new ideas, take ownership of your career, and collaborate with people who are as driven and inquisitive as you are.
Equal Employment Opportunity
Inclusion and diversity (I&D) is a core part of our business, and it is embedded into the fabric of our organisation. Gallagher embraces our employees' diverse identities, experiences and talents, allowing us to better serve our clients and communities. We see inclusion as a conscious commitment and diversity as a vital strength. By embracing diversity in all its forms, we live out The Gallagher Way to its fullest. Gallagher is Disability Confident and Committed. We have pledged to make sure our recruitment process is inclusive and accessible, in addition to supporting our existing employees with any long‑term health conditions or disabilities. We understand that applicants may have disabilities, if you do, you may find some parts of the recruitment process more challenging than others. Don’t worry, we’re here to help, however, we can only do this if you let us know. Should you require reasonable adjustments to your application, please get in touch with . If you’d prefer to speak on the phone, please request a call back, leaving details, so we get in touch.
Our employing entity, Arthur J. Gallagher Services (UK) Limited, is proud to be accredited as a Living Wage employer with the Living Wage Foundation. We are committed to diversity and opportunity for all and are opposed to any form of less favourable treatment on the grounds of gender or gender identity, marital status, civil partnership status, parental status, race, ethnicity, colour, nationality, disability, sexual orientation, religion/ belief, age and those with caring responsibilities. Gallagher believes that all persons are entitled to equal employment opportunity and prohibits any form of discrimination by its managers, employees, vendors or customers based on race, colour, religion, creed, gender (including pregnancy status), sexual orientation, gender identity (which includes transgender and other gender non‑conforming individuals), gender expression, hair expression, marital status, parental status, age, national origin, ancestry, disability, medical condition, genetic information, veteran or military status, citizenship status, or any other characteristic protected (herein referred to as "protected characteristics") by applicable federal, state, or local laws.
Equal employment opportunity will be extended in all aspects of the employer‑employee relationship, including, but not limited to, recruitment, hiring, training, promotion, transfer, demotion, compensation, benefits, layoff, and termination. In addition, Gallagher will make reasonable accommodations to known physical or mental limitations of an otherwise qualified person with a disability, unless the accommodation would impose an undue hardship on the operation of our business.
Benefits
On top of a competitive salary, great teams and exciting career opportunities, we also offer a wide range of benefits. Below are the minimum core benefits you'll get, depending on your job level these benefits may improve:
- Minimum of 25 days holiday, plus bank holidays, and the option to 'buy' extra days.
- Defined contribution pension scheme, which Gallagher will also contribute to.
- Life insurance, which will pay 4x your basic annual salary, which you can top‑up to 10x.
- Income protection, we'll cover up to 50% of your annual income, with options to top up.
- Health cash plan or Private medical insurance.
- Three fully paid volunteering days per year.
- Employee Stock Purchase plan, offering company shares at a discount.
- Share incentive plan, HMRC approved, tax effective, stock purchase plan.
- Critical illness cover.
- Discounted gym membership, with over 3,000 gyms nationally.
- Season ticket loan.
- Access to a discounted voucher portal to save money on your weekly shop or next big purchase.
- Emergency back‑up family care.
- And many more…
