Application Maintenance Analyst_(Contract)

TANGSPAC CONSULTING PTE LTDSingaporemycareersfuturepublished 11/13/2026
Must-have:MobileFinTech

Provide end-to-end support for customer-facing banking applications, transaction-processing services, and the underlying technology infrastructure.

Banking Application and Customer Issue Support

  • Investigate customer-reported login, online banking, mobile apps, payment failures, delays, reversals, reconciliation exceptions, login and authentication issues, and failed, pending, duplicate, rejected, or delayed transactions.
  • Support incidents affecting core banking, retail and wholesale banking, cash management, customer information, credit cards, debit cards, card processing, global markets and enterprise and account-related services.
  • Assess customer and business impact, providing timely updates.

Transaction Investigation and Production Support

  • Perform end-to-end transaction tracing across applications, databases, APIs, interfaces, middleware, operating systems, networks, storage, AS/400, mainframes, and downstream services.
  • Analyze application and system logs, SQLdata, batch records, error messages, monitoring alerts, and file-transfer results to isolate the point of failure.
  • Identify whether an issue originates from an application, database, scheduler, operating system, network, storage platform, middleware, external interface, or third-party service.
  • Support Start-of-Day and end-of-day processing, post-production releases, health checks, post-application deployments, health checks, assist teams with service restoration, and disaster recovery exercises.

Infrastructure Maintenance and Engineering

  • Perform or coordinate network troubleshooting, OS patching and upgrades.
  • Safely stop and restart application, middleware, database, batch, and related services during maintenance; complete pre-checks, post-change validation, health checks, and business handover.

Monitoring, Batch Operations, and Automation

  • Monitor systems, transactions, batch jobs, interfaces, scheduled tasks, and file transfers using Splunk, Geneos, Control-M, SQL Monitor, and other enterprise tools.
  • Create and maintain dashboards, alerts, operational views, and actionable monitoring for application and infrastructure services.
  • Develop automation using UNIX/Linux shell scripting, SQL, or equivalent technologies to improve reliability and reduce manual effort.

Service Operations and ITIL Management

  • Apply Incident, Problem, and Change Management practices; participate in major incident recovery and restore services within agreed SLA and KPI targets.
  • Conduct root-cause analysis and post-incident reviews, track corrective and preventive actions, and coordinate permanent remediation for recurring issues.
  • Prepare change records, risk and impact assessments, implementation steps, validation procedures and production-readiness evidence.
  • Support Service Request Management, operational acceptance, SLA reporting, and service-availability reporting.

Requirements

  • Bachelor's degree in computer science, information technology, engineering, or a related discipline.
  • At least 1-9 years of relevant production support or infrastructure operations experience, preferably within banking or financial services.
  • Experience supporting business-critical services in a 24x7 environment with formal SLA, incident, problem, and change controls.

Essential:

  • Strong troubleshooting skills across applications, Linux/UNIX or Windows, SQL databases, APIs, middleware, networks, storage, and batch-processing environments.
  • Hands-on experience with log analysis, SQL investigation, transaction tracing, service recovery, production deployment, and Start-of-Day or End-of-Day operations.
  • Working knowledge of Splunk, Geneos, Control-M, SQL Monitor, or comparable enterprise monitoring and scheduling platforms.
  • Ability to create automation using AS400, shell scripting, SQL, mainframe or equivalent technologies.
  • Practical knowledge of ITIL Incident, Problem, Change and Service Request Management processes.
  • Clear written and verbal communication, including management updates, technical documentation, runbooks, root-cause reports, and stakeholder coordination.