Senior Engineer – Mainframe
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Brussels, Belgium Employment Type:
Contract Duration:
6 Months Start Date:
31 October 2026 Experience:
10+ years
Role Overview We are looking for an experienced
Senior Engineer
with strong IBM Mainframe expertise to undertake complex system design, development, and functional design activities.
The role involves translating business and operational requirements into effective technical solutions, supervising development activities, and ensuring application designs comply with architectural and enterprise standards.
Key Responsibilities
Design and develop complex software applications with a high degree of autonomy.
Translate business requirements and operational constraints into functional and data models.
Ensure application designs meet business, operational, and non-functional requirements.
Collaborate with Application and Enterprise Architects to validate proposed solutions.
Define system scope, objectives, and detailed technical designs.
Review program specifications, documentation, coding, testing, and debugging activities.
Contribute to application design standards, reusable patterns, frameworks, and tools.
Support application testing and production problem resolution when required.
Coach and guide junior IT professionals.
Collaborate with business and IT stakeholders throughout projects and maintenance activities.
Maintain high-quality design documentation throughout the application lifecycle.
Work with IT Infrastructure teams to provide clear technical and physical architecture information.
Required Skills & Experience
10+ years of experience
as a developer and functional designer.
Deep expertise in
IBM Mainframe
technologies.
Strong knowledge of:
PLI
DB2
MQ
CICS
Strong analytical and problem-solving skills.
Ability to navigate complex systems and technical environments.
Solution-oriented and proactive mindset.
Ability to identify opportunities for improving software delivery efficiency, quality, and cost.
Ability to adapt quickly to changing priorities.
Strong organizational skills and ability to work autonomously.
Excellent communication and stakeholder-management skills.
Experience working on major IT projects.
Nice to Have
Core Java experience.
ASP.NET 4.5 experience.
Experience in Mainframe/DB2 administration environments.
Experience with complex enterprise application architectures.
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