Application Maintenance/Production Support (L3), Core Banking
Seeking an experienced IT professional to manage software development, L3 production support, and optimize banking applications using IBM AS400, RPG, and Agile methodologies.
Job Responsibilities
- Manage end-to-end software development and support, focusing on L3 production fixes.
- Handle analysis, design, implementation, testing, and issue resolution.
- Ensure quality assurance aligned with the Bank's software delivery methodology.
- Act as the technical focal point for incident, problem, and knowledge management.
- Provide comprehensive support to internal customers and resolve issues efficiently.
- Oversee third-party vendors and integration partners for timely code fixes.
- Optimize and maintain software functionality while recommending improvements.
- Conduct root cause analysis, review code, and perform unit testing.
- Collaborate with stakeholders to prioritize problem remediation.
- Contribute to process improvements in tools, methods, and governance.
Job Requirements
- Minimum 6 years' experience in Banking/IT.
- Proficient in IBM AS400, RPG, CL programming, and ALDON.
- Strong knowledge of SDLC or Agile methodologies.
- Experience in service management/production support.
- Familiarity with Silverlake banking software suite.
- Degree in Computer Science, Engineering, or related field (certifications are a plus).
- Department
- Information Technology
- Locations
- Kuala Lumpur
- Employment type
- Full-time
- Job location
- KUALA LUMPUR

Workplace & Culture at Sperton
At Sperton, we believe that great results come from great people.
Our culture is built on trust, collaboration, and a shared passion for delivering quality in everything we do.
We are a Norwegian-owned international company with colleagues across Europe, Asia, and the USA, working together seamlessly across time zones and cultures. Our teams are diverse, yet united by the same goal — to connect people and companies in meaningful ways.
We value openness, initiative, and continuous learning. Everyone at Sperton is encouraged to take ownership, share ideas, and challenge existing ways of working to make our solutions even better.
Even though we operate globally, our approach is personal. We take pride in creating a supportive and inclusive environment where people feel heard, respected, and motivated to grow — both professionally and personally.
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