Job Summary
You will be deployed to our client who is a leading government technology agency driving digital transformation and innovation in the healthcare sector. Seeking a Senior Java Integration Developer to drive a high-impact AWS migration for a Government Critical Information Infrastructure (CII) project. Operating under IM8 governance, you will serve as the technical lead in bridging legacy Oracle Service Bus (OSB) architectures with modern AWS Cloud-native services to ensure seamless, secure, and resilient system integrations.
Responsibilities
- Design, develop, and implement integration solutions for applications migrating to the AWS Cloud platform
- Prepare detailed migration plans, timelines, and risk mitigation strategies
- Collaborate with cross-functional teams to understand business requirements and implement effective integration strategies
- Work closely with the migration team to execute the migration of applications to the AWS Cloud
- Create and implement APIs to facilitate communication between applications and services
- Ensure API designs adhere to best practices for scalability, security, and performance
- Collaborate with team members to troubleshoot complex problems related to integration processes
- Conduct thorough testing of integration solutions to ensure functionality, performance, and data accuracy
- Collaborate with QA teams to develop and execute test plans for integrated systems
- Provide documentation for troubleshooting and support purposes
- Create and implement APIs to facilitate communication between applications and services
- Ensure API designs adhere to best practices for scalability, security, and performance
Requirements
- Bachelor's Degree in Computer Science, Computer Engineering or equivalent
- In-depth knowledge and hands-on experience with Enterprise service bus such as OSB (Oracle Service Bus), including configuration, deployment, and management
- At least 5 years of experience in Java development (Java 8 and above, J2EE, EJB, Spring Framework, etc.,)
- Knowledge of and Spring framework, specifically in Spring Boot, Spring MVC, Spring Security, Spring AOP, and API integration with SOAP and RESTful webservices
- Strong experience in OSB service routing, mediation, message transformation, and integration patterns
- Ability to manage integrations & authentication between OSB and various systems, ensuring secure connection
- Experience in JMS (Java Message Service) configuration and administration, including message queuing and reliable message delivery
- Experience with Oracle WebLogic Server administration, including installation, configuration, and troubleshooting
- Experience in designing, developing, and supporting SOA composites using Oracle SOA Suite (BPEL, Mediator, OSB)
- Familiarity with database integration to Oracle DB and PostgreSQL using Spring Data JPA, Hibernate, JDBC
- Knowledge in building and version control with Git, Gradle, Apache Ant
- Hands-on experience with AWS Cloud-native services (e.g. EC2, S3, Lambda, SQS, RDS, Kubernates, API Gateway.)
- Hands-on experience with CI/CD tools like Jenkins, GitLab CI, Bamboo or Circle CI
- Familiarity with IaC tools like Terraform or CloudFormation
- Ability to handle performance tuning, monitoring, and scaling of OSB and associated components in AWS, ensuring optimal performance and reliability
- Strong understanding of RESTful APIs, SOAP, and other communication protocols
- Proficient in API Gateway (e.g., Broadcom Layer7, AWS API GW), including configuration, deployment, and administration of APIs and policies
- Experience with API gateway features such as routing, transformation, rate limiting, and content-based routing
- Knowledge of API gateway security mechanisms, including authentication & certificate management
- Knowledge of migration strategies and best practices for transitioning from on-premises API Gateway to AWS, potentially using AWS API Gateway
- Ability to adapt API gateway configurations and features to fit AWS API Gateway capabilities and requirements, ensuring seamless transition and optimization
If you are interested in this role and would like to discuss the opportunity further please click apply now or email Chew Kai-Xinn at [Confidential Information] for more information.
Only shortlisted candidates will be responded to, therefore if you do not receive a reply within 14 days please accept this as notification that you have not been shortlisted.
Morgan McKinley Talent Solutions
Morgan McKinley Pte Ltd EA Licence No: 11C5502
EAP Registration No: R2196712
EAP Name: Chew Kai-Xinn
