ETL Developer

DataStage Developer (Mappings) Location: UK (Remote) Duration: 7 Months Inside IR35 Clearance Requirement: Must be eligible for BPSS and SC Clearance We are seeking an experienced DataStage Developer with strong expertise in data transformation, mapping, and migration methodologies. The successful candidate will work within an Agile delivery environment, collaborating closely with cross-functional teams to design, build, and optimise data pipelines and mappings that support complex business and technical requirements. This role demands hands-on proficiency with IBM DataStage, familiarity with structured migration methodologies, and the ability to deliver high-quality, efficient, and reliable data solutions. Key Responsibilities • Design, develop, and implement DataStage mappings aligned with project specifications and industry best practices. • Apply MOSAIC or IBM 10-Step Data Migration Methodologies to support structured and efficient data transformation processes. • Collaborate with technical and non-technical stakeholders to understand business requirements and translate them into scalable data solutions. • Implement and work with XML, XSLT, and other related technologies for data manipulation and transformation. • Use Jira to support Agile delivery processes, task planning, progress tracking, and workflow management. • Ensure all development work adheres to high standards of code quality, performance, optimisation, and maintainability. • Provide guidance and support to junior team members where required. • Contribute to continuous improvement initiatives across data engineering practices, tooling, and delivery processes. Required Skills & Experience • Proven hands-on experience with IBM DataStage Designer and mapping development. • Strong working knowledge of MOSAIC or IBM 10-Step Data Migration Methodologies. • Proficiency in XML, XSLT, and associated data transformation tools and standards. • Experience working within an Agile environment, with practical use of Jira for project and task management. • Strong analytical and problem-solving skills, with the ability to troubleshoot data issues and identify scalable solutions. • Excellent communication skills, capable of working closely with both technical and business stakeholders. • Relevant degree in Computer Science, Information Systems, or equivalent professional experience.