Data Solutions Architect

Company: Arthur J. Gallagher & Co.
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Location: London
Job Description:

Overview

As Data Architect at Gallagher in London, you will design and deliver a modern cloud-based data platform that underpins analytics and decision-making across underwriting, claims, actuarial, and finance. You will define the future-state data architecture, promote best practices in data modelling and governance, and enable a scalable, data-driven foundation for business decisions. You’ll work with Snowflake and dbt to deliver trusted, well-governed data that supports critical functions. This role combines hands-on delivery with architectural leadership in a collaborative, impact-driven environment.

Pay / Benefits

  • Competitive compensation
  • Comprehensive benefits
  • Career development opportunities
  • Collaborative, people-first culture
  • Accessible leadership
  • Meaningful, globally impactful work

Responsibilities

  • Define enterprise data architecture aligned to insurance priorities (underwriting, claims, actuarial, finance)
  • Design and optimise Snowflake-based data platforms for scalability, security, and cost efficiency
  • Lead migration from legacy policy, claims, and finance systems to modern cloud data solutions
  • Establish architectural patterns supporting data domains, data products, and reusable assets

Key requirements

  • Previous experience as a Data Architect in the Insurance Industry
  • Understanding of insurance data domains and interdependencies
  • Ability to model data across client/customer, policy lifecycle, risk, claims, finance, insurer, regulatory reporting
  • Experience with dbt-based transformation frameworks and Snowflake
  • Knowledge of data governance, data lineage, metadata, MDM integration
  • Ability to translate complex insurance concepts into scalable data models
  • Experience with ELT pipelines, CI/CD, and self-service analytics base layers
  • Stakeholder management at senior/executive level
  • Strategic yet pragmatic mindset
  • Strong collaboration and communication
  • Snowflake
  • dbt
  • Dimensional modelling (star/snowflake schemas, SCDs)

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Posted: October 1st, 2026