Software Engineer (Senior) (Must Have Java, Spring Framework, Weblogic, Oracle, Preferred AWS Cloud)

ELLIOTT MOSS CONSULTING PTE. LTD.; Singapore; On-site; SGD 90,000 - 150,000; Full time

Job summary

ELLIOTT MOSS CONSULTING PTE. LTD. in Singapore seeks an experienced Application Developer to perform end-to-end development across frontend, backend, and integration layers, and to implement changes per approved designs.

You will collaborate with product owners, architects, and QA, develop tests, and contribute to CI/CD and system documentation while maintaining security and quality standards.

Qualifications

• Five or more years of experience in application development and changes for projects.
• Hands-on core app development with Java/JEE, Oracle SQL/PLSQL, and modern frameworks.

Responsibilities

• Develop, configure, unit test and integrate application changes per approved designs.
• Develop and maintain components, APIs, databases, batch jobs and reports.
• Perform unit/integration testing and support SIT/UAT and regression testing.
• Investigate and resolve defects identified during development and testing.
• Support release, deployment, and post-deployment validation activities.
• Create automated tests and contribute to CI/CD and code quality improvements.
• Maintain technical documentation and share knowledge within the product squad.

Skills

Java

XML

HTML

CSS

JavaScript

JSP

JEE

Spring Boot

Angular

Struts

Hibernate

iBatis

OOAD

Oracle SQL

PL/SQL

Git

Ant

Eclipse

Jtest

Log4j

Shell scripting

Cron

Enterprise Architecture

OOAD

Tools

Git

Ant

Eclipse

Jtest

Log4j

Shell scripting

Cron

Oracle SQL Developer

Job description

Key Responsibilities

• Perform end-to-end application development across the frontend, backend, integration, database/data and reporting layers, where applicable.
• Participate in product squad sync-ups, backlog refinement, planning, progress reviews and technical discussions for assigned CRs/enhancements.
• Participate in requirement refinement, impact assessment and technical solutioning with the Product Owner/Product Lead, Tech Lead and relevant stakeholders.
• Develop, configure, unit test and integrate application changes in accordance with approved requirements, technical designs and engineering standards.
• Develop and maintain application components, APIs/interfaces, database scripts, batch jobs and reports, where applicable.
• Perform unit and integration testing and support System Integration Testing (SIT), User Acceptance Testing (UAT), regression testing and other applicable testing activities.
• Investigate, troubleshoot and resolve defects identified during development and testing
• Support cybersecurity assessments, vulnerability remediation, security testing and closure of technical findings associated with the CRs/enhancements.
• Support build, release and deployment activities, including preparation of deployment procedures/scripts, release verification, rollback procedures where applicable and post-deployment validation.
• Support investigation and resolution of production issues relating to delivered CRs/enhancements.
• Develop automated tests and improve engineering and testing practices where appropriate.
• Maintain relevant technical documentation and artefacts, including technical designs, database/interface changes, configuration changes, source code documentation, build/deployment procedures and implementation records.
• Contribute to system knowledge building and knowledge sharing within the product squad.
• Work with architecture, platform, infrastructure, database, integration and cybersecurity teams to resolve technical dependencies and issues.
• Support knowledge transfer and handover of completed CRs/enhancements to the relevant maintenance/O&S team, where required.
• Be willing and able to acquire additional technical competencies required to support CRs/enhancement across OASIS application landscape.
• Understand and maintain knowledge of the applications' architecture, components, interfaces, data flows, batch jobs and technical dependencies.
• Work with the Tech Lead to perform technical solutioning and translate prioritised product backlog items, change requests and enhancements into implementable technical designs.
• Work with the Tech Lead to establish and apply appropriate engineering standards, coding practices, design patterns and development practices.
• Work with the Tech Lead to review technical designs, source code, database and integration changes, and ensure that the implemented solutions meet the required quality, security, performance and maintainability standards.
• Work with the Tech Lead to assess the technical impact of CRs/enhancements, including impacts to upstream/downstream systems, interfaces, databases, batch jobs, infrastructure and other technical dependencies.
• Assist Tech Lead to guide Associate Full Stack Developers in application development and resolution of complex technical issues.
• Lead the investigation and resolution of complex application defects and technical issues arising during development, testing, deployment and post-deployment.
• Work with the Tech Lead to identify and address technical debt, vulnerabilities, performance issues and technology lifecycle/EOSL considerations.
• Support release and deployment planning, including identification of technical dependencies, deployment sequencing, rollback requirements and post-deployment verification.
• Build, document and share application and system knowledge across the product squad together with the Tech Lead.
• Contribute to continuous improvement of engineering practices, including development, automated testing, code quality, CI/CD and deployment processes, where applicable.

Qualifications

• At least Five (5) years of relevant experience in application development and implementation of change requests and/or enhancements for the projects.
• Possess the below relevant technical skillsets and hands-on experience in the core application development required to undertake OASIS CRs and enhancements:
  • Application Development
    • Java
    • XML
    • JSP
    • HTML
    • CSS
    • JavaScript
    • JEE
    • Spring / Spring Boot
    • Angular
    • STRUTS
    • Hibernate
    • iBatis
    • Enterprise Technical Architecture
    • Object-Oriented Analysis and Design (OOAD)
    • JEE/J2EE design patterns
  • Database and Data
    • Oracle Database
    • Oracle SQL
    • Oracle PL/SQL
    • Oracle SQL Developer
    • Database design and data modelling
  • Development, Build and Engineering Tools
    • Git
    • Ant
    • Eclipse 3.3 and above
    • Jtest
    • Log4j
    • Shell scripting
    • Cron