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Senior Mainframe Developer – COBOL DB2

ITProposal


Job Location:

Brussels - Belgium

Monthly Salary: Not provided by the employer
Posted: 12 August 2026 (30+ days ago)
Application Deadline: 9 November 2026
Vacancies: 1 Vacancy

Job Summary

Senior Mainframe Developer COBOL / DB2

Location: Brussels Belgium
Employment Type: Contract
Duration: 6 Months
Start Date: ASAP
Experience: 810 years

Job Overview

We are looking for an experienced Senior Mainframe Developer with strong expertise in COBOL PL/I JCL DB2 SQL and CICS. The ideal candidate will have solid application development and process design experience preferably within Capital Markets or Investment Banking environments.

The successful candidate will work in a global environment and should demonstrate strong analytical problem-solving communication and interpersonal skills.

Key Responsibilities
  • Develop and maintain mainframe applications using COBOL and related technologies.
  • Design and implement application processes and solutions.
  • Work with DB2 databases and SQL.
  • Develop and maintain JCL processes.
  • Work with CICS and other mainframe technologies.
  • Analyze technical requirements and translate them into effective solutions.
  • Participate in development projects and application enhancements.
  • Troubleshoot and resolve application and technical issues.
  • Collaborate with global technical and business teams.
  • Quickly learn and adapt to new technologies and methodologies.
Required Skills & Experience
  • 810 years of relevant mainframe development experience.
  • Strong knowledge of COBOL.
  • Strong knowledge of PL/I JCL DB2 SQL and CICS.
  • Experience with Mainframe DB2 Application Development.
  • Experience working with System Z / JCL.
  • Application and process design experience.
  • Strong analytical and problem-solving skills.
  • Excellent interpersonal and communication skills.
  • Ability to work effectively in a global environment.
Desirable
  • Strong PL/I coding experience.
  • Domain knowledge in Capital Markets or Investment Banking.
  • Ability to quickly learn and adopt new technologies and methodologies.
Location

Brussels Belgium

Contract

6 Months Start ASAP