Application Maintenance Engineer

Encora; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

Encora is seeking an experienced Application Maintenance Engineer in Singapore to manage complex incidents across applications, batch processing and connectivity. You will prioritize defects, coordinate production releases, and support end-to-end testing from SIT to deployment, ensuring stability and remediation across environments.

The role requires deep Java, Spring Boot and API expertise, plus strong SQL/ORM and CI/CD experience.

Qualifications

• Degree in Computer Science or related discipline.
• At least 8 years of relevant experience.
• Strong working experience with Java, Spring Boot and API (Microservices).
• Experience with databases (SQL) and ORM frameworks such as Hibernate.
• Experience with CI/CD tools (BitBucket/Jenkins/Sonarqube/Aldon).
• Knowledge of FIS OPF product and payment domain is a plus.

Responsibilities

• Perform root cause analysis on incidents (application, batch and connectivity) and provide a solution for remediation.
• Prioritize defects and plan for production release based on defect criticality or quarterly release.
• Develop programs, support end-to-end testing in SIT, support UAT and prepare for deployment to production environments.
• Maintain Production stability by ensuring deployments have completed risk and impact assessments.
• Follow up on defect closure and meet defect closure KPI.
• Share production defect learnings with QA and development teams to improve quality.
• Verify and deploy programs and systems.
• Troubleshoot, debug and upgrade existing software.

Skills

Java

Spring Boot

API/Microservices

SQL

Troubleshooting

Communication

Education

Degree in Computer Science

8+ years of relevant experience

Tools

Remedy/JIRA

BitBucket/Jenkins/Sonarqube/Aldon

Job description

APPLICATION MAINTAINENCE ENGINEER

Important Information

Location: Singapore

Responsibilities

• Perform root cause analysis on incidents (application, batch and connectivity) and provide a solution for remediation.
• Prioritize defects and plan for production release based on defect criticality or align with the quarterly release
• Develop programs, support end-to-end testing in SIT, support UAT and prepare for deployment to production environments.
• Maintain Production stability by ensuring deployments have completed the necessary risk and impact assessments.
• Follow up on defect closure and meet defect closure KPI
• Share production defect support learning with QA team and development team to improve application quality and minimize future defects
• Verify and deploy programs and systems
• Troubleshoot, debug and upgrade existing software

Requirements

Education

• Degree in Computer Science or related discipline
• At least 8 years of relevant experience.

Essential

• Programming / OS / Technology Skills: At least few years of experience in maintaining / managing applications in at least some of the technologies such as Java, ReactJS, Python, Oracle , Solaris, RedHat Linux , JBOSS, Openshift Container Platform, Apache, Cloud based development, IBM MQ, Kafka MQ, Connect Direct, Control-M , Tivoli, Geneos, Splunk, etc.
• Knowledge of FIS OPF (Open Payment Framework) product is a must at least in the capacity of troubleshooting, deployment, etc.
• Strong working experience with Java, Spring Boot and API (Microservices)
• Experience with databases (SQL) and Object-Relational Mapping (ORM) frameworks, such as Hibernate
• 7 or more years' in troubleshooting and fixing issues across different technologies/platform
• Strong troubleshooting and problem-solving skills
• Experience with payment domain and SWIFT message will be a big plus
• Strong written, oral communication skills and ability to manage user/vendor/customer/stakeholders
• Ability to easily adapt to any technology/environment and lean new languages / technologies / tools
• Experience tuning Kafka components for varying traffic and performance requirements
• Experience with Incidents & Problem management & associated tools (Remedy/JIRA)
• Experience with CI/CD tools such as BitBucket / Jenkins / Sonarqube / Aldon
• Attention to details.

Technical Skills

• Java, ReactJS, Python,
• Oracle, SQL
• Solaris, RedHat Linux, JBOSS
• Openshift Container Platform, Apache,
• IBM MQ, Kafka MQ, Connect Direct, Control-M
• Cloud based development

About Encora

Encora is a global company that offers Software and Digital Engineering solutions. Our practices include Cloud Services, Product Engineering & Application Modernization, Data & Analytics, Digital Experience & Design Services, DevSecOps, Cybersecurity, Quality Engineering, AI & LLM Engineering, among others.

At Encora, we hire professionals based solely on their skills and do not discriminate based on age, disability, religion, gender, sexual orientation, socioeconomic status, or nationality