Senior Data Engineer – DublinHybrid – 3 days onsite in DublinWe're looking for a Senior Data Engineer with7+ years of end-to-end data engineering experienceand4+ years working extensively with Snowflaketo help advance a next-generation platform that empowers global financial institutions to assess crypto activity, monitor transaction flows, and understand AML exposure. You'll work hands-on with Snowflake, and cloud-native tooling to build resilient data pipelines while also owning automated testing and quality assurance practices.What You'll DoData Engineering & Platform ArchitectureLead the design and development of scalable pipelines using Snowflake as a core data platform, complemented by Spark, Hadoop, NiFi, and related technologies.Architect high-performance workflows and storage patterns for large, sensitive financial datasets.Deliver clean, maintainable Python and SQL code that adheres to modern engineering best practices.Embed data governance, lineage tracking, and metadata management into all pipeline solutions.Data Quality Engineering & Automated TestingBuild and maintain automated frameworks to validate ETL/ELT processes and transformation logic.Define and execute data quality checks, reconciliation routines, regression testing, and schema validations.Conduct unit, integration, and full end-to-end testing for new and existing pipelines.Use tools such as dbt tests and Python-based utilities to implement robust validation mechanisms.Cross-Team Collaboration & Agile ExecutionPartner with engineering, product, and data science teams to ensure quality is integrated throughout the development lifecycle.Participate in agile ceremonies, helping the team prioritize work that improves reliability and delivery speed.Support production systems by rapidly diagnosing data inconsistencies and contributing to root-cause analysis.Innovation & Continuous ImprovementStay up to date on the latest advancements in data engineering, Snowflake capabilities, and automated testing frameworks.Mentor junior engineers, promote best practices, and elevate the overall engineering quality within the team.Influence improvements to CI/CD, data observability, and automation strategies.ExperienceCore Technical Capabilities4+ years of hands-on Snowflake experience, including performance tuning, data modeling, and advanced SQL.7+ years as a Data Engineer working with large-scale distributed data systems.Strong proficiency with Spark, Hadoop, Databricks, Kafka, and modern cloud data architectures.Solid Python development skills for both pipeline engineering and automation.Experience with orchestration and workflow tools.Testing & Quality ExpertiseDemonstrated success implementing data testing strategies for ETL/ELT pipelines.Familiarity with data profiling, anomaly detection, and statistical validation.Experience integrating automated tests into CI/CD processes.