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IBM i (AS 400) Software Engineer

BrusselsOn site40 hours/week>12months

We are looking for an experienced IBM i (AS/400) Software Solution Engineer to join a dynamic IT environment for a long-term assignment. The ideal candidate will have at least 3 years of software development experience, strong hands-on expertise in IBM i (AS/400), and the ability to develop, maintain, and continuously improve business-critical applications. This role requires a combination of technical development, business analysis, production support, problem-solving, and stakeholder collaboration.

What you do

  • Design, develop, test, deploy, and maintain business-critical applications.
  • Gather requirements and translate business needs into effective technical solutions.
  • Troubleshoot incidents, resolve technical issues, and ensure application reliability and performance.
  • Identify opportunities for application enhancement, automation, and process optimization.
  • Work closely with developers, business teams, project managers, and IT support teams.
  • Participate in sprint planning, retrospectives, technical discussions, and knowledge-sharing activities.
  • Maintain technical and functional documentation and support knowledge transfer.
  • Participate in the mandatory standby rotation, including evenings, nights, and weekends.

What they ask

  • Minimum 3 years of professional software development experience.
  • Strong hands-on IBM i (AS/400) development expertise.
  • Proven experience developing, maintaining, and enhancing business-critical software applications.
  • Experience in business requirements analysis and technical solution design.
  • Strong application troubleshooting, incident resolution, and problem-solving skills.
  • Ability to work effectively with business stakeholders and multidisciplinary IT teams.
  • Willingness to work 100% on-site.
  • Mandatory participation in an on-call/standby rotation, including evening, night, and weekend support.

Preferences.

  • Knowledge of Agile/Scrum methodologies.
  • Experience in application optimization, automation, and continuous improvement.
  • Strong analytical thinking, communication, and stakeholder management skills.
  • Proactive mindset with ownership and accountability.
  • Curiosity, adaptability, and willingness to learn new technologies.
  • Interest in AI-enabled solutions and development automation is an advantage.

Profile

  • Bachelor's or Master's degree in Computer Science, Software Engineering, IT, or a related field. Equivalent practical experience will also be considered.

Practical

  • A four-day working week is possible, provided all scheduled working days are performed on-site.

How to apply

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