IT & Software

Data Engineer

Ocado Technology

Hatfield · Hertfordshire · United Kingdom

Overview

In this Data Engineer role, you will build and maintain a foundational data warehouse that powers analytics, ML, and partner data products. You’ll transform raw data into trusted, business-ready datasets through scalable ELT/ETL pipelines and robust data quality controls. You’ll work in an agile, cross-functional environment to deliver secure, scalable data feeds that support decision-making across the organisation. This is a hands-on role with impact on data architecture, performance, and governance, enabling data-driven outcomes.

Pay / Benefits
  • 25 days annual leave
  • 30 days remote work from anywhere
  • Private Medical Insurance
  • pension with employer matching up to 7%
  • Sharesave and BAYE share schemes
  • Cycle to Work Scheme
Responsibilities
  • Build and maintain the core data warehouse powering analytics, ML, and partner data products
  • Design, develop, and maintain scalable ELT/ETL pipelines
  • Develop and optimise dimensional and analytical data models
  • Create reusable data transformation logic using modern software engineering practices
  • Implement automated data quality checks, monitoring, and testing frameworks
  • Collaborate with analysts, data scientists, product teams, and platform engineers to deliver datasets
  • Monitor and optimise pipeline performance for efficiency and resilience
  • Participate in code reviews and contribute to engineering standards
  • Produce clear documentation and share knowledge across the team
Key requirements
  • Proven experience developing ELT/ETL pipelines and dbt
  • Strong SQL skills and programming familiarity with Python/SQL
  • Hands-on experience with Git and CI/CD workflows
  • Strong analytical and problem-solving abilities with clear communication and collaboration
  • Degree in Computer Science, Data Science, Software Engineering, Mathematics, or equivalent practical experience
  • Solid understanding of core data concepts including storage, transformation, and analysis
  • Collaborative mindset
  • Analytical thinking
  • Clear communication
  • ELT/ETL pipelines
  • dbt
  • SQL

Reference: WJ-747_31183962

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