Unison Group New Zealand
Singapore / Global
Singapore / Global
Job Overview
We are looking for a dynamic and motivated
Java/J2EE Application Support Engineer
to join our application support team. The ideal candidate will have hands-on experience in
Java/J2EE, Unix/Linux, SQL, web applications, batch processing, and application support
. Candidates with development experience who are willing to transition into an application support role are also encouraged to apply.
The role requires strong ownership, troubleshooting skills, a willingness to learn, and the ability to work in a
24×7 shift-based support environment
, including night shifts, weekends, and public holidays.
Key Responsibilities
Provide L1/L2 application support for Java/J2EE-based enterprise applications
Monitor applications, batch jobs, interfaces, and system processes
Analyze and troubleshoot application issues using Java logs, Unix/Linux commands, and SQL queries
Perform incident investigation, root-cause analysis, and resolution within defined SLAs
Support web applications and batch processing environments
Work with JBOSS application servers, MariaDB/SQL databases, Shell scripts, and related middleware
Execute SQL queries for data validation, investigation, and troubleshooting
Monitor and support scheduled jobs and batch processes
Support MQ setup/configuration and Connect:Direct (C:D) processes where required
Coordinate with development, infrastructure, database, middleware, and business teams to resolve production issues
Ensure timely communication and escalation of critical incidents
Follow ITIL/application support processes and maintain proper incident and problem-management documentation
Participate in application deployments, production releases, and post-release validation
Take ownership of assigned incidents and ensure timely resolution without compromising quality
Continuously learn new technologies, applications, and banking processes
Required Technical Skills
Hands-on experience with Java/J2EE applications
Minimum 1 year of application support experience; Java developers with strong technical fundamentals and willingness to move into support are also considered
Good knowledge of Java/J2EE programming
Hands-on experience with Unix/Linux commands
Good understanding of SQL queries and database troubleshooting
Knowledge of:
Web applications
Batch jobs
JBOSS
MariaDB
SQL
Shell scripting
Job scheduling
Exposure to MQ setup is an advantage
Experience with Connect:Direct (C:D) is an advantage
Banking/financial services domain experience is an added advantage
Preferred Experience
1-5 years
of relevant experience in Java/J2EE application support, production support, or Java development with strong willingness to transition into application support.
Singapore / Global
Singapore / Global
Singapore / Global
Singapore / Global
Singapore / Global
Singapore / Global