Freelance Senior Data Engineer at Wise Integration

<div> <p><br>On behalf of Danske Bank, we are currently looking for an experienced&nbsp;<strong>Senior Data Engineer&nbsp;</strong>to join a high-impact data initiative.</p> <p>In this role, you will be responsible for designing, building, and optimizing scalable data pipelines, working with large datasets, and contributing to modern data platform development. You’ll collaborate closely with cross-functional teams to ensure reliable and efficient data solutions that support business needs.</p> <h3><strong>Key responsibilities</strong></h3> <ul> <li>Design, develop and maintain scalable and robust data pipelines and ETL processes to support HR modernisation</li> <li>Collaborate with stakeholders to gather data requirements and translate them into effective technical solutions</li> <li>Lead migration to cloud-based infrastructure and modernise ETL tools and processes</li> <li>Work with DevOps aspects of data engineering, including infrastructure setup, configuration, and maintenance using Infrastructure as Code (IaC)</li> <li>Ensure data quality and governance by implementing frameworks for accuracy, consistency, and compliance</li> <li>Promote best practices in data engineering and stay up to date with emerging technologies</li> <li>Mentor junior colleagues</li> <li>Contribute to broader organisational digitalisation and technical innovation</li> </ul> <h3><strong>Requirements</strong></h3> <ul> <li>Experience in end-to-end data engineering: ETL, data integration, and data modelling</li> <li>Strong SQL skills, including performance tuning</li> <li>Significant experience with cloud platforms and native services (AWS or Databricks is an advantage)</li> <li>Solid programming skills in data-focused languages (preferably Python, PySpark)</li> <li>Experience maintaining and analysing legacy systems for migration purposes</li> <li>Knowledge of data design patterns (data lakehouse, data warehousing)</li> <li>Experience with CI/CD practices and Git version control</li> <li>Familiarity with or willingness to learn IaC tools such as Terraform</li> <li>Strong analytical and problem-solving mindset, ownership, and adaptability</li> <li>Advanced English skills</li> <li>Nice to have: experience with orchestration/scheduling tools, BI, and data visualisation (e.g. Tableu)</li> </ul> <p><strong>Years of experience: Senior level (typically 5+ years in data engineering or equivalent experience)</strong></p> <p><strong>Key skills: Python; SQL; ETL &amp; data integration; Cloud (AWS / Databricks); Data modelling</strong></p> <p><strong>Preferred start / end date</strong></p> <ul> <li>Preferred start date: 1 May 2026 or ASAP after this date</li> <li>End date: 30 April 2027 + option for prolongation</li> </ul> <h3><strong>Company offers:</strong></h3> <ul> <li>An opportunity to shape HR modernisation and contribute to Danske Bank’s digital transformation journey</li> <li>Work in an international, cross-functional team with business and IT colleagues across locations</li> <li>Freedom to innovate with modern cloud and data tooling, and to promote engineering best practices</li> </ul> <p>&nbsp;</p> </div>