Senior GCP Data Engineer (Contract) Location: London (Hybrid) Rate: £450-550 per day IR35 Status: Outside IR35 Duration: 3 Months (Initial likely extension) The Opportunity We are looking for a high-calibre Senior GCP Data Engineer to join one of London's fastest-growing technology success stories. Following a period of exceptional performance and record-breaking growth, the company is scaling its data infrastructure to support global operations. The Role As a Senior Data Engineer, you will be a key architect and builder of our modern data platform. You will be responsible for: Pipeline Engineering: Designing and implementing robust, scalable ETL/ELT pipelines to ingest data from a variety of internal and external sources. Infrastructure: Leveraging the full power of Google Cloud Platform to ensure high availability and performance of our data environment. Optimization: Refining and optimizing complex SQL queries and Python scripts to ensure efficient data processing and cost management. Architecture: Collaborating with stakeholders to define data models and ensure the data architecture supports the company's rapid scaling. Best Practices: Championing engineering excellence through CI/CD, automated testing, and comprehensive documentation. Your Tech Stack Language: Expert-level Python and advanced SQL. Cloud: Extensive experience with GCP (BigQuery, Cloud Storage, Dataflow/PubSub, Cloud Composer/Airflow). Tools: Experience with data orchestration tools and version control (Git). Environment: Proficiency in building production-grade pipelines. What We’re Looking For A proven track record of delivering end-to-end data engineering projects on GCP. Senior-level experience in managing complex datasets and distributed systems. A "delivery-first" mindset with the ability to work independently in a fast-paced, high-growth environment. Excellent communication skills to translate technical concepts for non-technical leadership.