Software Engineer

SCIENTE; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

SCIENTE is seeking an experienced AS400 Technical Lead with hands-on expertise in IBM AS400/iSeries development, application delivery, UAT, and production support. You will lead end-to-end technical delivery and coordinate SIT/UAT and deployment.

The role requires strong RPGLE/SQLRPGLE/CLLE skills, DB2/400, and experience with SDLC, batch processing, and release management. You will collaborate with business users, PMs, BAs, and infrastructure teams to deliver high‑quality solutions and resolve

Qualifications

• 3–5 years of hands‑on experience in IBM AS400/iSeries development and support.
• Strong expertise in RPGLE, SQLRPGLE, CLLE, DB2/400, Query/400, DDS, Subfiles, and Embedded SQL.
• Experience in technical analysis, impact assessment, solution design, development, and application enhancements.
• Strong experience supporting SIT, UAT, regression testing, production implementation, and defect resolution.
• Good knowledge of SDLC, batch processing, job scheduling, system integrations, release management, and production troubleshooting.
• Experience with code reviews, technical documentation, deployment planning, and change management/version control.

Responsibilities

• Lead end‑to‑end technical delivery of AS400 application enhancements and projects, including impact analysis, estimation, solution design, development, and implementation.
• Develop, enhance, troubleshoot, and maintain AS400 applications using RPGLE, SQLRPGLE, CLLE, and DB2/400.
• Coordinate SIT, UAT, regression testing, defect resolution, deployment, migration, and post‑production verification.
• Work closely with business users, PMs, BAs, infrastructure teams, and vendors to translate requirements into technical solutions.
• Provide technical guidance, conduct code reviews, ensure development quality, and manage technical risks and dependencies.
• Investigate production incidents, perform root cause analysis, implement permanent fixes, and support scheduled or emergency releases.
• Prepare technical documentation, deployment plans, test support materials, and production handover documentation.

Skills

AS400/iSeries development

RPGLE

SQLRPGLE

CLLE

DB2/400

Query/400

DDS

Subfiles

Embedded SQL

Technical analysis

UAT support

Tools

Control-M

CI/CD

DevOps tooling

Integration technologies

Job description

We are seeking an experienced AS400 Technical Lead with strong hands‑on expertise in IBM AS400/iSeries development, application delivery, UAT, and production support.

Mandatory Skill-set

• 3–5 years of hands‑on experience in IBM AS400/iSeries development and support;
• Strong expertise in RPGLE, SQLRPGLE, CLLE, DB2/400, Query/400, DDS, Subfiles, and Embedded SQL;
• Experience in technical analysis, impact assessment, solution design, development, and application enhancements;
• Strong experience supporting SIT, UAT, regression testing, production implementation, and defect resolution;
• Good knowledge of SDLC, batch processing, job scheduling, system integrations, release management, and production troubleshooting;
• Experience with code reviews, technical documentation, deployment planning, and change management/version control.

Desired Skill-set

• Banking, financial services, retail, payments, cards, loans, deposits, or core banking application experience;
• Exposure to Control‑M/workload automation, DevOps/CI‑CD, and modern integration technologies;
• Experience working in Agile or hybrid project environments.

Responsibilities

• Lead end‑to‑end technical delivery of AS400 application enhancements and projects, including impact analysis, estimation, solution design, development, and implementation;
• Develop, enhance, troubleshoot, and maintain AS400 applications using RPGLE, SQLRPGLE, CLLE, and DB2/400;
• Coordinate SIT, UAT, regression testing, defect resolution, deployment, migration, and post‑production verification;
• Work closely with business users, PMs, BAs, infrastructure teams, and vendors to translate requirements into technical solutions;
• Provide technical guidance, conduct code reviews, ensure development quality, and manage technical risks and dependencies;
• Investigate production incidents, perform root cause analysis, implement permanent fixes, and support scheduled or emergency releases;
• Prepare technical documentation, deployment plans, test support materials, and production handover documentation.