594 j2ee jobs in Singapore

Job Responsibilities:

• Hands on Design, Development, Deployment & Support of API Engineering Platform
• Incorporates standards and best practices, including performance, security, scalability and maintainability
• Interact with Business System Analysts to design and deliver technical solutions to support various business functions
• Work in a Globally Distributed Development team environment to enable successful delivery with a minimal supervision
• Advocate, document, and follow best design and development practices

Experience:

• BS/MS CS/SE/EE degree or equivalent with 3+ years in the field of Software Engineering and Development
• An obsession with customer experience, product fidelity, developer documentation, API ecosystem and exceptional developer experience.
• Minimum 3+ years of experience in building Platforms, Frameworks & API’s using Open Source Java is mandatory (Spring Boot)
• Exposure to the other frameworks Play, Akka, Netty.IO, Node.js etc. are nice to have
• Strong working experience in micro services API first development, API gateway & API Orchestration
• Experience working with Open Source API Gateway Frameworks, Mulesoft/Apigee API Gateway is a huge plus
• Hands-on Experience in AWS/GCP and technologies like Ansible, Containers, Kubernetes etc is a plus
• AWS Certified Developer Associate is a plus
• Good understanding of CI/CD systems and Container based deployments on Docker.
• Working Knowledge on Reactive/Functional Programming is highly desirable
• Excellent understanding of Service oriented design & architecture, Application Integration & Messaging, Security and Web 2.0.
• Strong understanding of design patterns and best practices in Java
• Strong Experience/Knowledge on Data modeling (RDBMS, XSD, JSON), Database/XML interaction, SQL, Stored Procedure and ORM.
• Exceptional communication, organization and presentation skills
• Experience working with in Agile or Scaled Agiled Framework is required

Responsibilities

• Provide Level 2/3 support for enterprise applications built on J2EE/JEE platforms.
• Troubleshoot and resolve production issues through log analysis, code tracing, and database query debugging.
• Monitor application health, performance, and availability to ensure compliance with SLAs.
• Handle incident management, problem management, and perform root cause analysis (RCA) for recurring issues.
• Develop and optimize SQL/PLSQL queries, with a focus on database performance tuning (Oracle preferred).
• Support and maintain web service integrations (REST, SOAP) across business-critical applications.
• Collaborate with development teams to deploy hotfixes, patches, and releases.
• Document solutions, runbooks, and known issues to build a knowledge base for reuse.
• Participate in on-call rotations to maintain 24/7 application availability.
• Work closely with business users and cross-functional teams to resolve functional and technical issues promptly.

Requirements

• Minimum 6 years of hands-on experience with Java, J2EE/JEE, Oracle, SQL/PLSQL, Jasper Reports, APIs (REST/SOAP), and XML.
• Basic understanding of Solaris and/or Linux OS (e.g., RHEL).
• Knowledge of Unix shell scripting, RedHat Ansible, AWS services (CloudWatch, S3, RDS, EKS), IBM Connect Direct, IBM MQ, API Gateway, Apache Ignite, Solace PubSub+, ELK stack, microservices, containers, and/or DevSecOps technologies is an advantage.
• Experience with Spring 4.x/5.x/6.x, Struts 2.x, Spring Boot, and Spring Batch is a strong plus.
• Domain knowledge in Financial Clearing, Payment Systems, and ISO20022 standards is preferred.

If you believe you fit the requirements for the role, please submit your application below or drop us an email directly quoting the job title.

Due to an anticipated high volume of applicants, we regret that only shortlisted candidates will be notified. The information provided is for recruitment purposes only.

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Cornerstone Global Partners (EA License Number: 19C9859) is an affirmative equal-opportunity employer and recruitment firm. We evaluate qualified applicants without regard to race, colour, religion, creed, gender, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class.

Eugene Then

EA Registration Number: R .

Cornerstone Global Partners Pte Ltd (EA License: 19C9859)

• Provide L2 production support for Java/J2EE-based applications.
• Monitor application performance using tools like AppDynamics, Grafana and Kibana
• Collaborate with developers for bug fixes, enhancements, and code deployments.
• Participate in incident and change management processes.
• Create and maintain support documentation, runbooks, and knowledge base articles.
• Participate in on-call rotation and ensure SLAs are met.
• Support deployments, patching, and configuration changes in non-prod and prod environments.
• Develop or enhance monitoring dashboards, alerting mechanisms, and automation scripts.

• Experience in application support or software engineering.
• Strong knowledge of Java, Spring, REST APIs, and SQL.
• Experience with Unix/Linux commands and shell scripting.
• Hands-on experience with log analysis tools (Kibana, ELK, etc.).
• Familiarity with CI/CD tools (Jenkins, Git, Maven) and deployment practices.
• Experience working with relational databases (MariaDB, REDIS).
• Experience working on Cloud Environments AWS.
• Good understanding of microservices architecture and web application troubleshooting

We're Hiring – Application Engineer

Company : Ssquad ) , Deploy to client

Join our team to support and maintain mission-critical applications in a fast-paced and highly available environment. If you're passionate about problem-solving, system reliability, and application performance, this role is for you

Role: Application Engineer

Type: 12-month Contract (starting Sept 2025, extendable)

Shifts: 24x7 coverage (3 shifts weekdays, 2 shifts weekends)

What you'll do

Provide L2/L3 support for enterprise applications

Handle incidents, changes & service requests (ITIL-based)

Manage deployments, upgrades, patches & configurations

Monitor performance & availability, drive preventive measures Collaborate with infra, DB, and business teams

Support DR/BCP activities ensuring application resilience

What we're looking for

Bachelor's in Computer Science/Engineering/IT

Strong application support experience in 24x7 operations

Skilled in databases (Oracle/MS SQL), middleware, and app servers

Hands-on scripting (Shell, Python, PowerShell)

Familiarity with monitoring & incident management tools

ITIL knowledge/certification preferred

Strong problem-solving & communication skills

If this sounds like your next career move, we'd love to hear from you

Apply now or reach out directly to .com

Thanks & Regards

Hemlata

Email|

Ssquad Global

Units 25-07, 28-03 and 33-BC-05, Q Sentral, Jalan Stesen Sentral 2, Kuala Lumpur Sentral, 50470, Kuala Lumpur

ISO 9001:2015, ISO/IEC 27001:2013 Certified Company

SQUAD PTE LTD,1 Ubi View, #04-05,Singapore

Job Type: Contract

Contract length: 12 months

Pay: $3, $6,315.01 per month

Benefits:

• Health insurance

• Provide L2 production support for Java/J2EE-based applications.
• Monitor application performance using tools like AppDynamics, Grafana and Kibana
• Collaborate with developers for bug fixes, enhancements, and code deployments.
• Participate in incident and change management processes.
• Create and maintain support documentation, runbooks, and knowledge base articles.
• Participate in on-call rotation and ensure SLAs are met.
• Support deployments, patching, and configuration changes in non-prod and prod environments.
• Develop or enhance monitoring dashboards, alerting mechanisms, and automation scripts.

Requirements

• Experience in application support or software engineering.
• Strong knowledge of Java, Spring, REST APIs, and SQL.
• Experience with Unix/Linux commands and shell scripting.
• Hands-on experience with log analysis tools (Kibana, ELK, etc.).
• Familiarity with CI/CD tools (Jenkins, Git, Maven) and deployment practices.
• Experience working with relational databases (MariaDB, REDIS).
• Experience working on Cloud Environments AWS.
• Good understanding of microservices architecture and web application troubleshooting

Responsibilities:

• Design for maintenance and enhancement of System Integration projects in the field of Biometrics capturing and automated Immigration Clearance Systems.
• Lead a team of J2EE developers in architecting and implementing turnkey enterprise scale J2EE applications.
• Perform requirements gathering, architecting the business requirements into technical design
• Lead the team of J2EE developers to implement, test and commission the applications.
• Lead the team in the investigation and resolution of production issues.
  Trouble-shoot and perform end-to-end investigation of issues from client to server.

Requirements:

• Candidates must be Singapore Citizens .
• Bachelor's Degree in Engineering(Computer/Telecommunication), Computer Science / Information Technology or equivalent.
• Candidates with Diploma in Computer Studies with at least Four (4) full J2EE SDLC experience in the role of Technical Lead in J2EE solution architecting and design, are also welcome to apply.
• Have at least 3 years' experience in a Technical Lead role .
• Track record in leading technical teams for design, development and deployment of medium or large scale J2EE project using platform products like IBM Websphere, Oracle will be advantageous.
• Knowledge and Hands-on working experience in Struts Framework, SPRING Framework, Hibernate, Web Services (SOAP and/or REST), JMS, Java Design Patterns, HTML5, JQuery, JNDI, JSP, XML, Java Script, IBM MQ-Series, Crystal Reports and/or Biometrics will be advantageous.
• A team player with good interpersonal and problem solving skills.
• Self-motivated, result-oriented, and able to lead and front customer in the investigation of technical issues.

• Design for maintenance and enhancement of System Integration projects in the field of Biometrics capturing and automated Immigration Clearance Systems.
• Lead a team of J2EE developers in architecting and implementing turnkey enterprise scale J2EE applications.
• Perform requirements gathering, architecting the business requirements into technical design
• Lead the team of J2EE developers to implement, test and commission the applications.
• Lead the team in the investigation and resolution of production issues.
• Trouble-shoot and perform end-to-end investigation of issues from client to server.

• Candidates must be Singapore Citizens .
• Bachelor's Degree in Engineering(Computer/Telecommunication), Computer Science / Information Technology or equivalent.
• Candidates with Diploma in Computer Studies with at least Four (4) full J2EE SDLC experience in the role of Technical Lead in J2EE solution architecting and design, are also welcome to apply.
• Have at least 3 years' experience in a Technical Lead role .
• Track record in leading technical teams for design, development and deployment of medium or large scale J2EE project using platform products like IBM Websphere, Oracle will be advantageous.
• Knowledge and Hands-on working experience in Struts Framework, SPRING Framework, Hibernate, Web Services (SOAP and/or REST), JMS, Java Design Patterns, HTML5, JQuery, JNDI, JSP, XML, Java Script, IBM MQ-Series, Crystal Reports and/or Biometrics will be advantageous.
• A team player with good interpersonal and problem solving skills.
• Self-motivated, result-oriented, and able to lead and front customer in the investigation of technical issues.

Experience with REST service development, best practices for API development and design patterns
Experience with NoSQL DB such as MongoDB
DevOps experience preferred, with Jenkins, Chef, Kubernetes, CICD, Dockers
The ideal candidate will have a strong background in designing, developing, and maintaining backend microservices using Java 17 and Java Spring Boot, as well as implementing integration solutions using Apache Camel 4. You will be responsible for developing high-quality software solutions, collaborating with cross-functional teams to create seamless and efficient user experiences.
Responsibilities
Design, develop, and maintain backend microservices using Java 17 and Java Spring Boot.
Implement integration solutions using Apache Camel 4.
Develop and maintain APIs using OpenAPI Specification.
Collaborate with cross-functional teams to define, design, and ship new features.
Participate in sprint planning, daily stand-ups, and retrospective meetings.
Ensure the performance, quality, and responsiveness of applications.
Identify and correct bottlenecks and fix bugs.
Help maintain code quality, organization, and automation.
Write unit and integration tests to ensure code quality.
Stay up-to-date with the latest industry trends and technologies.
Troubleshoot and debug complex issues.
Develop and maintain documentation.
Ensure the security and integrity of applications.
Implement automated testing and continuous integration.
Requirements
Bachelor’s degree in Computer Science or related field.
8+ years of experience in software development.
Proven experience in sprint management.
Extensive experience in designing, developing, and maintaining backend microservices using Java 17 and Java Spring Boot.
Experience with Apache Camel 4.
Strong understanding of JavaScript, HTML, and CSS.
Familiarity with RESTful APIs and microservices architecture.
#J-18808-Ljbffr

Responsibilities :

• Analyse, develop, enhance, debug, support, maintain, test applications (Oracle Identity & Access Management IAM)

• The primary work comprises of requirement analysis, mapping design, technical specification, programming, code review, job scheduling, perform unit test and SIT, support UAT, deploy to production, post implementation support, and technical documentation.

Requirements:

• Strong experience in Customization of ADF UI and SOA workflows.

• Experience on XML, XSD, SOAP, WSDL, SOA BPEL process, Oracle Business Rule and Human Workflows for request approvals in Approval policy.

• Strong experience in integrating OIM with AD, Exchange, RACF, AS400 connectors

• Must have Core Java/J2EE knowledge for customizations.

• Strong experience in developing connectors, approval workflows, and custom event handlers, custom scheduled tasks and reconciliation.

• Good command on UI customization and UDF's and lookup fields in the design console to extend the connector functionality.

• Expertise on Flat File, Directory server reconciliation, Bulkload utility .

• Integrated and Implemented Role based Access Control products with Identity and Access Management solutions.

• Hands on experience on SSL configuration

• Have knowledge on WebLogic application server, WebSphere, OHS, JBoss and apache servers

• Strong understanding of Agile Scrum and Waterfall SDLC methodologies.

• Application of latest Bundle Patches

Key Domain/ Technical Skills:

OIG(12 C) ,Java,SQL,SOA,Linux scripting, WebLogic