Job Description

Data Mapping Engineer - IBM Maximo£350/day (Inside IR35) UK Based Mostly Remote (Expensed Travel)

We're supporting a key client on a large-scale data migration programme and are looking for a Data Mapping Engineer to play a critical role in shaping how data is translated, transformed, and integrated across complex systems.

This is a fantastic opportunity for someone who enjoys working at the intersection of data, systems, and business logic-ensuring that information flows accurately and efficiently between platforms.

You'll be responsible for designing and delivering robust data mapping solutions, helping to bridge gaps between legacy and target systems as part of a wider transformation. Working closely with technical and functional stakeholders, you'll ensure that data structures are aligned, consistent, and fit for purpose.

• Examine and interpret source and target data models to define clear mapping requirements
• Produce and maintain detailed mapping documentation, transformation logic, and integration rules
• Work closely with architects, analysts, and SMEs to ensure consistency in data meaning and usage
• Support data migration and integration activities, ensuring accuracy and completeness
• Identify and resolve data discrepancies and mapping issues
• Maintain strong governance, including metadata documentation and traceability
• Uphold high standards of data quality, security, and compliance
• Contribute to best practices and continuous improvement across the data function

• Essential: Experience working with IBM Maximo Asset Management
• Proven background in data mapping, data integration, or similar roles (e.g., Technical BA, Data Analyst, Data Engineer)
• Strong understanding of data structures and modelling (conceptual/logical levels)
• Hands-on experience working with formats such as XML, JSON, CSV, EDI, Excel
• Excellent stakeholder engagement and communication skills
• Ability to work in a collaborative, delivery-focused environment

• Experience with ETL or integration tools (e.g. DataStage, Palantir)
• Familiarity with mapping documentation techniques (Excel mappings, UML, BPMN)
• Knowledge of XSLT or XML transformation tools
• Exposure to IBM DataStage Designer

• Must be a UK National with at least 5 years continuous residency
• Comfortable working in a mostly remote setup, with occasional travel (fully expensed)