Java DevOps Engineer | Modernize & Scale Telecom Platform

Rubix Solutions; City of Melbourne; On-site; AUD 110,000 - 150,000; Full time

Job summary

Rubix Solutions is seeking a skilled Java Developer to join a large-scale telecommunications provisioning platform. You will work across modern Spring Boot microservices and Grails applications, contributing to platform modernisation and ensuring high availability of business-critical systems.

You’ll design RESTful APIs, manage database migrations with Flyway on PostgreSQL, and collaborate with Angular frontend teams while improving legacy codebases and CI/CD pipelines.

Qualifications

• At least 3 years of hands-on Java development experience
• Strong Java 8+ skills and object-oriented design
• Commercial experience with Spring Boot, Spring Web, Spring Data JPA & Spring Security
• Proficiency with Maven build processes
• Strong SQL skills and PostgreSQL or similar relational DB
• Experience building and consuming RESTful APIs
• Experience with Git and branching strategies
• Understanding CI/CD build, test and deployment pipelines
• Good troubleshooting and problem-solving abilities
• Ability to work with legacy Grails/Groovy systems

Responsibilities

• Develop, maintain and enhance Java and Spring Boot microservices
• Work across systems supporting order management, trouble ticketing, network configuration and API gateways
• Support and modernise legacy Grails/Groovy applications
• Design and implement RESTful APIs using OpenAPI
• Create and maintain database migrations with Flyway across PostgreSQL schemas
• Develop and optimise SQL queries and database logic
• Integrate the platform with external systems through REST APIs and CI/CD pipelines
• Write unit and integration tests and maintain high code-quality standards
• Collaborate with frontend developers using Angular
• Troubleshoot production issues and participate in support rotations
• Maintain technical documentation and share knowledge

Skills

Java development

Spring Boot

PostgreSQL

REST APIs

Maven

Git

CI/CD

Troubleshooting

Legacy code

Communication

Job description

Rubix Solutions is seeking a skilled Java Developer to join a large-scale telecommunications provisioning platform. You will work across modern Spring Boot microservices and Grails applications, contributing to platform modernisation and ensuring high availability of business-critical systems.

You’ll design RESTful APIs, manage database migrations with Flyway on PostgreSQL, and collaborate with Angular frontend teams while improving legacy codebases and CI/CD pipelines.