AS/400 Engineer: Post-Trade Systems & Automation Lead

Recruit Express Pte Ltd; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Recruit Express Pte Ltd invites an experienced technical support lead to manage AS/400 environments within the financial services domain. The role covers design, implementation, and support of AS/400-based modules, with emphasis on stability, performance, and regulatory compliance across global sites.

You will drive integration of legacy applications with modern platforms, oversee testing and deployment of enhancements, and provide data analysis as needed to support business operations.

Qualifications

• At least 8 years of experience in technical support with trading or financial services applications.
• Expert-level proficiency in implementing and managing AS400 systems.
• Advanced knowledge of DB2/400, complex SQL concepts, and data mapping for financial transactions.
• Deep understanding of capital markets, custody, clearing, and post-trade settlement cycles.
• Experience with high-availability tools, backup/recovery, and system performance tuning.
• Familiarity with SWIFT messaging standards and integration protocols like MQ.
• Strong problem-solving abilities with excellent communication and interpersonal skills.
• Ability to work both independently and with a team in a dynamic environment.
• Keen interest in financial markets.

Responsibilities

• Provide Level 2/3 support for production incidents in highly sensitive financial environments.
• Design and maintain software modules using RPG and CL.
• Perform OS upgrades, manage LPAR configurations, and handle patch management.
• Enhance AS400 system by developing new processes and refreshing existing ones.
• Lead design and development of post-trade applications for trade matching and settlement.
• Automate complex post-execution operations including trade booking and intercompany settlements.
• Integrate legacy AS/400 apps with modern platforms using APIs or middleware like MQ.
• Ensure systems meet regulatory requirements for data integrity and security.
• Coordinate testing, approval and deployment of new enhancements.
• Handle ad-hoc reports and data analysis tasks.
• Monitor performance and proactively prevent issues.
• Perform other duties as assigned.

Skills

AS/400 expert

DB2/400 & SQL

Trading/financial services experience

Regulatory/compliance awareness

Team collaboration

Tools

MQ

API/web services

IBM App Connect Enterprise

Job description

Recruit Express Pte Ltd invites an experienced technical support lead to manage AS/400 environments within the financial services domain. The role covers design, implementation, and support of AS/400-based modules, with emphasis on stability, performance, and regulatory compliance across global sites.

You will drive integration of legacy applications with modern platforms, oversee testing and deployment of enhancements, and provide data analysis as needed to support business operations.