Data Engineer

Data Engineer
Location: London – Hybrid
Contract: 4 months
Start: ASAP
Rate: £260 - £350 per day PAYE + BONUS
Experience: 5+ years
We’re looking for an experienced Data Engineer to support a high-impact data engineering team, building and maintaining production data pipelines and datasets under the guidance of a dedicated engineering owner.
Key Responsibilities

• Build, test and maintain batch ETL pipelines.
• Develop and optimise SQL for large-scale datasets.
• Use Python for data transformation and pipeline orchestration.
• Implement pipeline changes, backfills and schema updates.
• Investigate and resolve data quality issues.
• Maintain data quality checks, testing and documentation.
• Work with distributed data technologies and workflow schedulers.
• Participate in code reviews and follow Git-based development practices.
• Collaborate with data engineers, analysts and engineering partners.

Essential Requirements

• 5+ years' experience building production data pipelines.
• Strong SQL, including performance tuning on large datasets.
• Strong Python for data transformation and orchestration.
• Experience with Presto, Spark, Hive or similar distributed query engines.
• Experience with Airflow or similar workflow schedulers.
• Comfortable working in a Git/code review-based environment.
• Bachelor's degree in Computer Science, Engineering or related field, or equivalent practical experience.

Nice to Have

• Data modelling experience for analytics.
• BI/dashboard experience.
• Data quality frameworks and pipeline observability.

Why Join?
This is a high-visibility role supporting critical products, offering the opportunity to work alongside an experienced data engineering team and contribute to products that impact millions of people.
Apply now for immediate consideration.