Mainframe ETL Developer / Data Warehouse Specialist

Senovo IT Ltd

📍 Remote, Remote, Spain

Full-time Other-General Posted June 19, 2026

Job Description

Mainframe ETL Developer / Data Warehouse Specialist (Freelance)



Location: Spain (100% Remote)

Contract: 12+ Months (Renewable)

Start Date: July

Languages : English and Spanish

Contract Type: Freelance / Autónomo


We are looking for an experienced Mainframe ETL Developer to join a large-scale enterprise Data Warehouse and data integration project.


Requirements:

  • Strong Mainframe development and support experience
  • Solid knowledge of COBOL, JCL and DB2
  • Experience with batch processing and high-volume data environments
  • Knowledge of ETL processes and Data Warehouse environments
  • Experience analysing, designing and optimizing database processes
  • Fluent English and Spanish


Nice to Have: