Senior Data Migration Engineer (Alfragide/Viseu - Hybrid)

We're fast learners, hard workers, natural collaborators... and we Make Modern Happen!

Our ambition is to unlock the potential of our digital world so that organisations everywhere can innovate and thrive securely. We aim to achieve this goal by bringing together the world’s most talented people and the most powerful technologies, combining them to address our customers' challenges and to build something stronger together.

If you share our vision, join us!

Right now, we are looking for a Senior Data Migration Engineer for a client on our Talent Team.

Your responsibilities include:

• Design and implement data migration strategies between legacy and target platforms.
  
• Analyse source and target data models, ensuring consistency, completeness and integrity throughout the migration lifecycle.
  
• Develop and optimise ETL/ELT processes for large-scale data movement and transformation.
  
• Support data validation, reconciliation, testing and cutover activities.
  
• Contribute to coexistence strategies between legacy and modern platforms.
  
• Ensure migration processes are observable, auditable and automated whenever possible.
  
• Collaborate closely with architects, engineering teams, operations teams and business stakeholders.
  
• Identify and mitigate migration risks while supporting rollout and transition plans.
  
• Contribute to the delivery of a resilient, scalable and secure payments ecosystem.
  
  

You must have:

• 5+ years of experience in Data Engineering, Data Migration or similar roles.
  
• Proven experience delivering enterprise-scale data migration projects.
  
• Strong experience with DB2, MongoDB, ETL/ELT frameworks and methodologies, Java.
  
• Experience working with critical, highly available and high-volume transactional systems.
  
• Strong understanding of migration testing, data reconciliation and validation processes.
  
• Excellent analytical and problem-solving skills.
  
• Fluency in both Portuguese and English.
  
• Availability to work in a hybrid model (3 days per week onsite in Lisbon or Viseu and 2 days remote).
  
  

• Banking, financial services, or payments environments.
  
• Migration of mission-critical platforms.
  
• Legacy-to-cloud transformation initiatives.
  
• Temporary coexistence between legacy and target systems.
  
• Shadow mode, reverse shadow, dual-run or parallel-run migration approaches.
  
• Progressive rollout strategies and phased migrations.
  
• Migration automation and observability frameworks.
  
• Real-time payment systems and high-throughput transaction platforms.
  

We offer:

• Integration into a dynamic and motivated team for the performance of the role.
  
• Additional training.
  
• Salary package according to the role performed.
  
• Professional development.
  

Workplace: Lisbon or Viseu – Hybrid.

Claranet, Make modern happen!