Senior DB2/SQL Database Developer (M/F/X)

Description

Position Summary: BIGZON is seeking an Expert Mainframe Database Developer (COBOL/CICS/DB2) for database modeling, query optimization, and database performance tuning. Key Highlights: 1. COBOL/CICS/DB2 Expert 2. SQL Development Experience for DB2 3. Capable of Analyzing EXPLAIN (Execution Plan) 13/05/2026 Remote work, Madrid or Barcelona Up to €38,000 At BIGZON, we are selecting an Expert Mainframe Database Developer (COBOL/CICS/DB2): **Responsibilities:** Modeling Query Optimization Database Performance **Requirements:** Expert in COBOL/CICS/DB2 Experience in SQL Development for DB2 Capable of Analyzing EXPLAIN (Execution Plan) SQL Server knowledge is a plus Experience with DB2 Version 13 is a plus **LOCATION:** Madrid / Barcelona. Willingness to attend client offices in person on an occasional basis. **SALARY:** Competitive, up to €38,000 gross per annum, depending on experience. At BIGZON, we champion diversity and inclusion. We are committed to creating workplaces where everyone feels valued and respected. We look forward to welcoming you!