Software Engineer

4 days ago


Singapore QUESS SELECTION & SERVICES PTE. LTD. Full time

Roles & Responsibilities Key Responsibilities: Lead the design, development, and support of BASE24 (ATM/POS/EPS) software components for EMV-based transaction processing. Manage end-to-end transaction flows including authorization, routing, settlement, and reconciliation. Analyze and resolve complex issues related to ATM/POS transaction processing. Integrate and support card management systems, GoldenGate replication, IST-ATM/POS, and Cortex-Authorizer solutions. Collaborate with business analysts, QA, and infrastructure teams to deliver robust banking solutions. Optimize performance and ensure high availability in NonStop environments (HP NonStop/Tandem). Maintain and enhance legacy SCOBOL/COBOL85 code and migrate to newer technologies as needed. Utilize Prognosis for real-time monitoring, troubleshooting, and performance analysis. Provide production support, incident management, and root-cause analysis for critical banking applications. Document all technical work and adhere to compliance, security, and audit requirements. Required Skills & Qualifications: Bachelor’s Degree in Computer Science Engineering or related field. 13+ years of experience in the banking domain with hands-on expertise in BASE24 transaction processing. Extensive experience in EMV-based ATM and POS transaction solutions. Proficient in TAL, TACL, SCOBOL, COBOL85, NonStop SQL, UNIX. Strong experience with BASE24-ATM, BASE24-POS, BASE24-EPS, GoldenGate, Card Management, IST-ATM/POS, Cortex-Authorizer, and Prognosis. Deep understanding of


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