2 of 2 Hadoop Jobs in County Antrim

optimize PySpark and SQL queries to analyze, reconcile, and interrogate large datasets. Recommend improvements to reporting processes, data quality, and query performance. Contribute to the architecture and design of Hadoop environments. Translate architecture and requirements into scalable, production-ready code. Provide technical leadership and direction on complex, high-impact projects. Act as a subject matter expert (SME) to senior … to Hive, Impala, and Spark ecosystem technologies (e.g. HDFS, Apache Spark, Spark-SQL, UDF, Sqoop). Experience building and optimizing Big Data pipelines, architectures, and data sets. Familiarity with Hadoop and Big Data ecosystems. Strong knowledge of Data Warehouse and ETL design and development methodologies. Ability to work under pressure and adapt to changing requirements. Excellent verbal and written More ❯

work across regulatory and transformation initiatives that span multiple trading desks, functions, and stakeholders. You'll build PySpark and SQL queries to interrogate, reconcile and analyse data, contribute to Hadoop data architecture discussions, and help improve reporting processes and data quality. You'll be hands-on across technical delivery, documentation, testing, and stakeholder engagement. It's a technically rich … high-impact project work at one of the world's most complex financial institutions. Key Skills: Strong hands-on experience with SQL, Python, Spark Background in Big Data/Hadoop environments Solid understanding of ETL/Data Warehousing concepts Strong communicator, with the ability to explain technical concepts to senior stakeholders Details: Location: Belfast - 3 days/week onsite More ❯