Lead Data Engineer (Contract)Dublin - Hybrid12 Month Contract (Potential Extension)I'm working with a leading organisation seeking a Lead Data Engineer (Contract) to help design and evolve a cutting-edge Databricks + AWS Lakehouse. This role is pivotal in enabling teams to derive insight into complex behavioural patterns and act decisively.Key Responsibilities:Lead the end-to-end design, build, and optimisation of scalable Spark / PySpark pipelines (batch + streaming) on DatabricksDefine and enforce lakehouse / Medallion architecture standards (bronze, silver, gold), schema governance, and quality SLAsArchitect secure, compliant AWS data infrastructure (S3, Glue, IAM, KMS, Lake Formation)Implement orchestration with Airflow, Databricks Workflows, and Step FunctionsDrive CI/CD, infrastructure-as-code, and data lineage / governance (Unity Catalog, OpenLineage)Mentor engineers, lead reviews, and ensure high performance and cost efficiencyAbout You:Expert in Databricks, Snowflake, Python, and AWSProven experience building and optimising large-scale data solutionsStrong leadership, stakeholder collaboration, and delivery focusExperience in secure, governed, cloud-first environmentsContract: 12 months | Hybrid | Start: ASAP