Backend Engineer — Mainframe/COBOL Expert (Brussels)

Pauwels Consulting; Sint-Jans-Molenbeek; On-site; EUR 60,000 - 90,000; Full time

Job summary

Pauwels Consulting is seeking an experienced backend developer to join our technical team in Brussels. The role focuses on translating business requirements into detailed technical designs while maintaining robust backend software in a mainframe environment.

You will translate requirements into design, develop and maintain mainframe backend systems, and collaborate with stakeholders to ensure high-quality delivery.

Qualifications

• 5+ years of experience in backend development within a mainframe environment.
• Strong COBOL, PL/1, EGL, and DB2 expertise.
• Experience with IDz Workbench, Changeman, and GitHub.
• Ability to translate business requirements into functional and technical specs.
• Experience with Agile methodologies in complex environments.
• Fluent in Dutch and English.

Responsibilities

• Translate functional requirements into detailed technical designs and program structures.
• Develop and maintain backend software in a mainframe environment.
• Create and execute comprehensive test cases and perform integration testing.
• Conduct self and peer code reviews to maintain quality and performance.
• Analyze and resolve incidents and defects to ensure system reliability.
• Participate in a standby rotation for continuous service availability.

Skills

COBOL

PL/1

EGL

DB2

IDz Workbench

Changeman

GitHub

Agile

Dutch

English

Tools

IDz Workbench

Changeman

GitHub

Job description

Pauwels Consulting is seeking an experienced backend developer to join our technical team in Brussels. The role focuses on translating business requirements into detailed technical designs while maintaining robust backend software in a mainframe environment.

You will translate requirements into design, develop and maintain mainframe backend systems, and collaborate with stakeholders to ensure high-quality delivery.