Data Migration & Transformation Consultant / Manager

Technology Strategy & Transformation (TS&T) in Warsaw supports organizations in shaping and executing technology agendas aligned with business priorities, combining strategic perspective with hands-on advisory. The Data Migration & Transformation Capability assists organizations undertaking large-scale change initiatives such as post-merger integrations, core banking replacements, CRM and ERP transformations, and enterprise modernization programs. These transformations involve business-critical data migration between applications, operating models, and technology landscapes while maintaining business continuity, regulatory compliance, and customer experience.

• Strong problem-solving and analytical skills.
• Ability to structure ambiguous challenges into actionable plans.
• Understanding of end-to-end data migration processes including extraction, transformation, loading, and reconciliation.
• Experience working with business and technology stakeholders.
• Strong communication and facilitation capabilities.
• Practical knowledge of SQL for data analysis, validation, reconciliation, and troubleshooting.
• Understanding of how technology, data, and operating models support business transformation.
• Ability to manage priorities, dependencies, and risks in dynamic environments.
• Curiosity about how data, technology, and operating models enable business change.

Nice to have:

• Experience in Data Migration, Technology Transformation, Post-Merger Integration, Core Banking Transformation.
• Program or Project Management experience.
• Business Analysis expertise.
• Data Reconciliation and Validation skills.
• Data Quality Management.
• Cutover and Deployment Readiness experience.
• Technology Consulting.
• Enterprise Architecture knowledge.
• Previous Banking or Financial Services experience preferred but not required.

• Define migration strategies, delivery approaches, and transformation roadmaps.
• Design source-to-target mappings, transformation rules, and migration concepts.
• Analyze source and target data models, business processes, and application landscapes.
• Define reconciliation approaches, validation controls, and migration success criteria.
• Plan and support mock migrations, dress rehearsals, and production migration events.
• Support migration governance, readiness reviews, and cutover activities.
• Identify migration risks, dependencies, and mitigation strategies.
• Coordinate business and technology stakeholders throughout the migration lifecycle.
• Support migration-related decision making through analysis and recommendations.

Employment contract (umowa o pracę) offered. The role is based in Warsaw headquarters with offices in Kraków, Wrocław, Łódź, and Gdańsk. The position requires traveling and ability to work on-site at client locations mostly across Europe and beyond for short or long term. Work model is hybrid, with some in-person time for collaboration and relationship building. Accenture is an equal opportunity employer and does not discriminate based on race, religion, color, gender, age, disability, national origin, political beliefs, trade union membership, ethnicity, denomination, orientation, or any other basis protected by Polish law.