Applications Developer

COMBUILDER PTE LTD; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

COMBUILDER PTE LTD is seeking a Java developer to design and maintain automation frameworks, with microservices and REST APIs, focusing on banking interfaces.

You will collaborate with product and configurations teams, develop test scenarios, support SIT/UAT, and help ensure regulatory and operational compliance while optimizing performance.

The role requires 5–10 years in banking solution development, PL/SQL, Avaloq, and CI/CD integration, with cloud exposure on OCI, AWS, or Azure.

Qualifications

• Bachelor's degree in computer science, engineering or related field.
• 5–10 years in banking solution suite development, testing and parameterisation with Avaloq interfaces.
• 3+ years Java development with J2EE, Spring, Angular.
• REST APIs and message-based systems (XML, JSON).
• Automation tools like Cypress, Selenium, Appium, Jest.
• Performance testing tools such as Gatling, LoadRunner, JMeter.
• Oracle database architecture; PL/SQL.
• CI/CD integration and cloud platforms OCI/AWS/Azure.
• Experience with open-source libraries in development projects.
• Strong collaboration and stakeholder communication.

Responsibilities

• Develop high-quality Java code and maintain robust automation frameworks using Java and microservices with REST APIs.
• Support interface design and integration with upstream/downstream banking systems (CRM, Treasury, Risk, Reporting).
• Collaborate with development teams on applications and microservices.
• Collaborate with product owners to understand and prioritize requirements and work with configurations specialists.
• Prepare test scenarios, test cases, and support SIT/UAT cycles.
• Validate end-to-end functionality, ensuring regulatory and operational standards.
• Debug complex issues and optimize performance through refactoring.
• Support production deployments, release management, and post-go-live resolution.

Skills

Analytical thinking

Team collaboration

Stakeholder communication

Problem solving

Education

Bachelors degree in Computer Science, Engineering, or related studies

Tools

J2EE

Spring

Angular

REST APIs

XML

JSON

PL/SQL

Avaloq frameworks

CI/CD

OCI

AWS

Azure

Job description

Responsibilities

• Develop high-quality Java code and maintainrobust frameworks and tools for automation, utilizing Java and microserviceswith REST API for both new features and enhancements.


• Support interface design and integration withupstream/downstream banking systems (CRM, Treasury, Risk, Reporting, etc ).Assuming ownership and accountability for specific components of the frameworksand tools.


• Engaging in collaborative efforts withdevelopment teams working on applications and microservices.


• Collaborate with product owners to understandand prioritize requirements. Ensure cohesive partnership with configurationspecialists and fellow software engineers to meet team standards.


• Prepare test scenarios, test cases, and supportSIT/UAT cycles.


• Validate end-to-end functionality, ensuringcompliance with regulatory and operational standards.


• Debug complex software issues and optimizeapplication performance through targeted code improvements and systematicrefactoring.


• Support production deployments, releasemanagement, and post-go-live issue resolution.

Requirements

• Bachelors degree in Computer Science,Engineering, or related studies


• 5 to 10 years hands-on experience in bankingsolution suite development, testing and parameterisation, with a focus ontopics around interfaces with Avaloq banking solution. Strong understanding ofthe Avaloq Object Model (AOM), PL/SQL, and Avaloq frameworks.


• 3+ years of hands-on experience in Javadevelopment and associated frameworks (e.g. J2EE, Spring, Angular)


• Experience with REST APIs and message-basedsystems (e.g. XML, JSON)


• Experience in automation tools like Cypress,Selenium, Appium, Jest


• Experience with Performance testing tools(Gatlin, LoadRunner, JMeter)


• Knowledge in Oracle database architecture


• Experience in integrating automated tests inCI/CD pipelines


• Experience with cloud platforms like OracleCloud Infrastructure (OCI), AWS, or Azure.


• Knowledge and practical experience in usingopen-source libraries and tools within development projects.


• Highly motivated, collaborative team player wholikes to analyze and solve complex challenges


• Comfortable with communicating with stakeholdersand collaborating with other teams