Data Engineer

Company: Willis Towers Watson
Apply for the Data Engineer
Location: London
Job Description:

Overview

In this role you will design, build, and optimize data pipelines and storage on Microsoft Fabric and Azure platforms to deliver scalable data solutions. You will work with cross-functional teams to incorporate AI tooling and Copilot workflows, driving practical data-driven insights. You will ensure data governance, security, and efficient data access across data lakes and warehousing systems. The role offers hands-on work with cutting-edge cloud and AI technologies to shape impactful data architectures.

Pay / Benefits

  • 25 days annual leave
  • WTW day
  • private healthcare
  • life insurance
  • pension with company match up to 10%
  • hybrid working

Responsibilities

  • Design, build, and optimize data pipelines using Microsoft Fabric, Azure Synapse, Azure Data Factory, and Azure Fabric
  • Develop and tune PySpark notebooks for large-scale data workloads
  • Implement, troubleshoot, and enhance ETL/ELT workflows in Azure Synapse and Microsoft Fabric
  • Manage and organize Data Lakes for fast data access and high performance
  • Integrate AI/LLM models, including Copilot agents, into data pipelines to boost insights
  • Collaborate with Business teams, Data Experts, AI Engineers, Data Analysts, and domain experts
  • Support data security, governance, and compliance within the Azure and Microsoft Fabric ecosystem
  • Ingest data from multiple sources such as APIs and handle large data volumes
  • Stay updated on emerging cloud, AI, and big data technologies with hands-on applicability

Key requirements

  • Hands-on Data Engineering experience with Cloud Data Tools, especially Microsoft Fabric
  • Strong programming skills in Python
  • Understanding of data warehousing, modeling, and basic data architecture
  • Excellent problem-solving and debugging skills
  • Genuine enthusiasm for working with data and delivering business value
  • Curiosity about how systems are built and operate
  • Excellent communication and collaborative mindset
  • Experience with Copilot agents and AI tools (highly preferable)
  • Azure Data Engineer Associate certification (preferred)
  • Experience with real-time streaming solutions (e.g., Azure Stream Analytics, Kafka, Event Hubs)
  • Familiarity with Databricks and its integration with Azure Synapse and Microsoft Fabric
  • Knowledge of Graph Databases and NoSQL technologies
  • Understanding of AI/LLM applications and integration with data pipelines (Copilot workflows)
  • collaboration
  • clear communication
  • curiosity
  • Microsoft Fabric
  • Azure Synapse
  • Azure Data Factory

…

Posted: October 22nd, 2026