Unison Group
Application Maintenance / Production Support(Java Application)
Kuala Lumpur
- Level
- Mid
Not stated in the posting: salary, work type, visa.
Open. First seen 3 October 2026.
About the role
- L3 production support for Java Spring Boot applications.
- Analyze and resolve complex production incidents.
- Perform root cause analysis (RCA) and implement permanent fixes.
- Debug application issues using logs and code.
- Coordinate with L1/L2 support teams and developers.
- Deploy patches and support production releases.
- Monitor application health and ensure SLA compliance.
Mandatory Technical Skills
- Java Spring Boot – Able to understand and debug the application code.
- Unix/Linux – Strong command-line skills for log analysis, process monitoring, and troubleshooting.
- Oracle Database 19c – SQL queries and basic database troubleshooting.
Nice-to-Have Skills
- WebLogic/JBoss – Application deployment and troubleshooting.
- Apache Web Server – Configuration and log analysis.
- Shell Scripting – Automating support activities.
- PL/SQL – Debugging database-related issues.
- Workflow Systems – Supporting workflow-based applications.
Ideal Candidate
The ideal candidate would have:
- 4–8+ years in Application Support/Production Support (L2/L3).
- Experience supporting Java Spring Boot applications in production.
- Strong troubleshooting skills rather than pure development experience.
- Knowledge of Unix/Linux, Oracle Database, and middleware (WebLogic/JBoss).
- Experience with incident management, RCA, and release support.
- Familiarity with ticketing tools such as ServiceNow, Jira, or Remedy
What this role asks for
In most of Unison Group's ads
SQL
Named in most of its open postings, whatever the role.
Read against Unison Group's other open postings on this site.
The team: Noresh HIRES STEADILY
This role is one of 32 open in Noresh. 4 were posted in the last 30 days and the oldest in August: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
SQL (20 of 32), CI/CD (15 of 32), Azure (10 of 32), Oracle (9 of 32), REST (9 of 32), Agile (7 of 32), AWS (7 of 32)
OTHER ROLES ON THIS TEAM
- Senior Data Engineer posted Oct 14
- Data Architect(Databricks Practice) posted Oct 14
- .Net Developer (Core Banking - Investments & Wealth) posted Sep 28
- Dynamics 365 CRM Developer posted Sep 22
- Hiring Senior .NET Full Stack Developer For Malaysia, KL Location (Hybrid Mode) posted Sep 16
- Lead CyberSecurity Architect - Microsoft Defender XDR & Purview- Project Manager posted Sep 3
- Microsoft Purview SME-Support Engineer posted Sep 3
- Power BI Developer posted Sep 2
- Training & Knowledge Transfer Engineer - MDE, MDCA & Microsoft Purview posted Aug 28
- Murex Market Risk Developer posted Jul 30
- Murex Front Office (FO) Developer / Murex Risk Developer posted Jul 27
- Senior Business Analyst (CRM & Loan Origination System) posted Jul 15
- Full Stack Developer(Node JS/Express JS/AWS) posted Jul 9
- Senior Wintel Security Engineer / Infrastructure Security Enginee posted Jul 9
- URGENT HIRING - Microsoft Power Platform Builder (Expert) posted Jul 3
- Senior Android Developer (Kotlin/Java) posted Jul 1
- Senior iOS Developer (Swift) posted Jul 1
- Production Support Engineer (Control-M / SWIFT / Linux) posted Jun 29
- COBOL / AS400 Developer posted Jun 25
- Axway MFT / Secure Transport Support Engineer posted Jun 19
- Senior Informatica Consultant / Data Analyst Lead posted Jun 12
- Application Support / Environment Management Engineer(middleware) posted Jun 9
- Hiring: AI Translator & Project Coordinator posted Jun 8
- Senior AI Engineer posted Jun 8
- Web Developer - Adobe Experience Manager posted Jun 2
- Unix System Administrator (L2/L3) posted May 25
- Senior Java API Developer Role - Kuala Lumpur (Hybrid Model) - Only Malaysians posted May 6
- Full Stack Java Developer posted Apr 20
- Tosca Automation Engineer / Tosca Developer posted Apr 8
- Senior Dotnet Developer posted Mar 24
- Big Data Hadoop Developer posted Aug 14
From the team and dates on Unison Group's own job board.
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