Mainframe Developer / Analyst Position

Start Date: As soon as possible

End Date: 31/01/2026

Location: Brussels, Hybrid

Languages Required:

• Fluent in Dutch or French, with a good command of the other national language.
• Good knowledge of English is also required.

Job Description:

Join the IT department as part of the team of analysts/developers for Group Life Insurance applications.

Key Responsibilities:

• Develop and maintain the back-end Group Life application on the mainframe.
• Perform reverse engineering to generate technical and functional documentation.
• Serve as a liaison between Business Analysts and users by explaining IT features and documenting them functionally.
• Develop and manage Business-As-Usual (BAU) requests.

Required Qualifications and Experience:

• Mainframe Knowledge:
  • Programming languages: COBOL and/or Mantis
  • Databases: DB2 and IMS (DL1)
  • Transactional System: CICS
• Business Knowledge:
  • At least some knowledge of Individual Life Insurance.
  • Knowledge of Group Life Insurance is a major asset.

Desired Skills and Strengths:

• Ability to work independently on all aspects of projects and BAU tasks in a mainframe environment.
• Skilled in reverse engineering and documenting parts of applications.
• Capable of interfacing with various stakeholders (functional analysts, project managers, testers, business analysts, users, etc.).
• Strong communication skills with both internal and external contacts.
• Good problem-solving abilities and a proactive attitude toward new tasks and challenges.
• Pragmatic and results-oriented.
• Detail-oriented, with good organizational and critical thinking skills.
• Able to balance detail with a big-picture view.