Software Solution Engineer

IBM i (AS/400) Software Solution Engineer

Start Date: 01 December 2026

End Date: 31 December 2027

Duration: 13 Months

Working Model: 100% On-Site (Mandatory)

Work Schedule: Full-Time

On-Call Rotation: Mandatory (Evenings, Nights & Weekends)

About the Opportunity

We are looking for an experienced IBM i (AS/400) Software Solution Engineer to join a dynamic IT environment in Brussels 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 .

Key Responsibilities

• IBM i (AS/400) Development: Design, develop, test, deploy, and maintain business-critical applications.
• Business & Functional Analysis: Gather requirements and translate business needs into effective technical solutions.
• Application Maintenance & Support: Troubleshoot incidents, resolve technical issues, and ensure application reliability and performance.
• Continuous Improvement: Identify opportunities for application enhancement, automation, and process optimization.
• Stakeholder Collaboration: Work closely with developers, business teams, project managers, and IT support teams.
• Agile Delivery: Participate in sprint planning, retrospectives, technical discussions, and knowledge-sharing activities.
• Documentation: Maintain technical and functional documentation and support knowledge transfer.
• On-Call Support: Participate in the mandatory standby rotation, including evenings, nights, and weekends.

Mandatory Requirements

• Minimum 3 years of professional software development experience.
• 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 in Brussels.
• Mandatory participation in an on-call/standby rotation , including evening, night, and weekend support.
• 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.

Education

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

100% On-Site:

Candidates must be available to work physically in Brussels. Hybrid and remote arrangements are generally not offered.

Mandatory On-Call Rotation:

Candidates must be willing to provide scheduled support outside regular office hours, including nights and weekends.

4/5 Schedule Accepted:

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

Interested?

If you are an experienced IBM i (AS/400) Software Engineer with strong expertise in software development, business-critical application support, requirements analysis, troubleshooting, and continuous improvement , we would be pleased to hear from you.