Senior Analytics Engineer at Monzo

Cardiff, London

on-site · full-time · Visa sponsorship

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Responsibilities:
- Design, build and optimise downstream data models in BigQuery to support BI, ML, financial reconciliation and regulatory reporting.
- Own and maintain pipelines and data products; ensure reliability, observability and testing across the stack.
- Reduce warehouse cost and complexity through schema, query and ETL optimisation.
- Define and enforce best practices: payload design, logical modelling, metadata, testing and documentation standards (dbt/Dataform conventions).
- Collaborate with product, engineering and data science to translate requirements into robust data models and monitoring.
- Investigate and drive improvements to data quality and governance; contribute to prioritisation and remediation.

Requirements:
- Strong SQL and data modelling experience with BigQuery or similar columnar warehouses.
- Hands-on experience with ETL/ELT tools and frameworks (dbt, Dataform, Airflow, Luigi or similar).
- Proficiency in Python; familiarity with Go is a plus.
- Practical experience delivering data for BI, ML and financial/regulatory use cases; attention to accuracy and reconciliation.
- Skilled in testing, metadata management and monitoring for production data systems.
- Excellent collaboration and communication skills; experience working with cross-functional teams in an Agile environment.