Cpl are supporting a high-potential SaaS start-up in their search for a Senior Data Architect. This is a greenfield opportunity to design and deliver a scalable Data Lake using open source and modern data platforms. We're looking for an experienced Architect to lead this end-to-end. Experience in Start-Up environments is preferred but not essential.RoleDesigning and building a greenfield data lake/lakehouse platformDefining the storage, processing and query architectureIntegrating diverse data sources across the businessEstablishing data governance, metadata, lineage and access modelsEnsuring GDPR compliance, security and data quality throughoutTranslating business needs into clear, deliverable technical solutionsOwning delivery from concept through to productionExperience12-15 years of experience ideallyStrong hands-on experience with modern data platforms (open-source and/or commercial)Experience with Snowflake and/or Databricks in production environmentsSolid knowledge of Trino, Spark, Flink and lakehouse table formatsDeep understanding of data governance, metadata and access controlConfidence working with object storage-based data architecturesA pragmatic mindset with a track record of delivering complex platformsClear communicator who can bridge technical and non-technical teams