Senior Data Engineer

We are seeking a skilled and motivated Senior Data Engineer to help develop and maintain Wrenʼs data lake, transformation processes, and integrations. You will work as part of the Data Engineering team to build robust, scalable data pipelines while ensuring data quality, performance, and reliability. This role requires strong hands-on experience in cloud-based data platforms and a passion for developing efficient and scalable data solutions.

This role offers the opportunity to work with modern cloud-based data technologies, gain experience in data lake management, and grow within a fast-paced environment.

What Wren offer

• Regular social events
• Staff discount on purchasing a kitchen after 1 year of continuous employment
• Free annual eye tests as well as a contribution to new glasses
• Quarterly bonus scheme

Key Responsibilities

• Design, build, and optimise ETL/ELT pipelines using Python and cloud-native tools.
• Implement data validation frameworks, automated testing, and monitoring using tools like Datadog or CloudWatch.
• Work closely with Business Intelligence, analytics teams, and business users to understand data needs and deliver reliable solutions.
• Maintain and improve the data lakeʼs performance, security, and cost-efficiency in platforms like Databricks or Snowflake.
• Ensure proper monitoring, alerting, and logging are in place to maintain uptime and data availability.
• Maintain clear documentation of data flows, transformations, and best practices. Contribute to knowledge-sharing and mentoring junior engineers.
• Follow industry standards for data governance, security, and CI/CD automation in data pipelines.
• Stay up to date with new tools and techniques in data engineering, contributing ideas to improve processes and system efficiency.