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Senior Application Support Engineer (Cobol/Db2) – 24/7 & Weekend Support_(Contract)

Ntt Singapore Pte. Ltd.

D12 Toa Payoh, Balestier, SerangoonContractS$9,000 – S$11,000/mo

Posted 9 Jul 2026

About this role

Job Description Develop, enhance, maintain, and support mission-critical enterprise applications. Provide production support, incident investigation, root cause analysis, and resolution of complex system issues. Design and implement batch processing solutions, data fixes, reports, and application enhancements. Collaborate with business users, developers, testers, and infrastructure teams to deliver system changes and projects. Support SIT, UAT, regression testing, deployment activities, and post-implementation monitoring. Participate in DevOps activities, release management, performance monitoring, and process automation. Ensure application stability, system performance, and compliance with business and technical requirements. Requirement: Minimum Bachelor's Degree in Computer Science, Computer Engineering, Information Technology, or related discipline. 8+ years of experience in software development, application enhancement, maintenance, and production support. Strong experience with COBOL, CICS, JCL, DB2, VSAM, SQL, and mainframe technologies. Experience supporting banking, treasury, financial services, government, or enterprise applications. Knowledge of MQ, Kafka, API/Web Services, DevOps practices, and deployment management is an advantage. Strong problem-solving, troubleshooting, and stakeholder management skills.

What they're looking for

COBOLUATRelease ManagementImplementation of Compliance Requirements

About Ntt Singapore Pte. Ltd.

Industry: Information & communications

Frequently asked questions

What does a Senior Application Support Engineer (Cobol/Db2) – 24/7 & Weekend Support_(Contract) at Ntt Singapore Pte. Ltd. do?

Job Description Develop, enhance, maintain, and support mission-critical enterprise applications. Provide production support, incident investigation, root cause analysis, and resolution of complex system issues. Design and implement batch processing solutions, data fixes, reports, and application en…

What skills does this Senior Application Support Engineer (Cobol/Db2) – 24/7 & Weekend Support_(Contract) role need?

Key skills for this role include COBOL, UAT, Release Management, Implementation of Compliance Requirements.

How much does a Senior Application Support Engineer (Cobol/Db2) – 24/7 & Weekend Support_(Contract) at Ntt Singapore Pte. Ltd. pay?

This role lists a salary of S$9,000 – S$11,000 per month.

Is this Senior Application Support Engineer (Cobol/Db2) – 24/7 & Weekend Support_(Contract) role remote, hybrid, or on-site?

The listing is based in D12 Toa Payoh, Balestier, Serangoon. Check the posting for remote or hybrid options.

How do I apply for this Senior Application Support Engineer (Cobol/Db2) – 24/7 & Weekend Support_(Contract) role?

You can apply directly on Ntt Singapore Pte. Ltd.'s careers page. ApplyLah can tailor your résumé and cover letter to this exact role in seconds first.