Principal Java Software Engineer

Now Hiring | Senior Java Solutions Engineer!!!
Location: Canberra, ACT (Hybrid)Contract: 12 Months + Extension OptionsHybrid Working Security Clearance: Must be able to obtain an Australian Government Baseline Security Clearance

We’re looking for an experienced Senior Java Solutions Engineer to join a highly skilled development team supporting a mission-critical enterprise platform used in operational environments where reliability, performance, and availability are essential. This is an exciting opportunity to work on complex enterprise applications, cloud integrations, and backend services while collaborating with experienced software engineers and technical specialists. You’ll play a key role in designing, developing, maintaining, and enhancing enterprise solutions that support critical operational functions.
If you’re passionate about enterprise Java development, cloud technologies, system integration, and building high-quality software, we’d love to hear from you.
Key ResponsibilitiesAs a Senior Java Solutions Engineer, you will:Design, develop, maintain, and enhance enterprise-grade Java applications.Develop scalable backend services using Java, Spring Boot, and enterprise Java technologies.Design and implement RESTful APIs, SOAP Web Services, and enterprise integration solutions.Develop and support cloud-based services using Amazon Web Services (AWS).Design logical and physical data models and implement database solutions using Oracle Database.Develop data access layers using JPA, Hibernate ORM, and modern object-relational mapping frameworks.Produce technical design documentation, solution specifications, deployment documentation, and release artefacts.Build and maintain CI/CD pipelines using Git, Jenkins, Maven, and related DevOps tools.Participate in software releases, production deployments, and ongoing application support.Contribute to automated testing, code reviews, software quality, and continuous improvement initiatives.Collaborate closely with architects, developers, testers, and business stakeholders throughout the software development lifecycle.Participate in an on-call support roster (after-hours callouts are very infrequent).
Key Skills & ExperienceWe’re looking for an experienced enterprise software engineer with strong backend Java development expertise.The ideal candidate will demonstrate:Extensive experience developing enterprise applications using Java.Strong knowledge of Spring Framework, Spring Boot, JPA, Hibernate ORM, and enterprise design patterns.Experience designing and developing REST APIs, SOAP Web Services, OpenAPI, XML, JSON, WSDL, and XSD.Strong experience working with Oracle Database, including SQL, data modelling, and stored procedures.Hands-on experience developing cloud-based solutions using Amazon Web Services (AWS), including services such as EC2, Lambda, API Gateway, S3, SQS, and CloudFormation.Experience working with Unix/Linux environments and Bash scripting.Strong understanding of CI/CD, version control, build automation, and release management using Git, Jenkins, Maven, and related tools.Experience implementing automated testing and following modern software engineering best practices.Excellent communication, documentation, and stakeholder engagement skills.
Highly DesirableExperience with:Java EE / Jakarta EEReactive programmingReactJS, HTML, and CSSEnterprise integration and messagingOracle PL/SQLMission-critical or high-availability enterprise applicationsAWS cloud architecture and integration
QualificationsBachelor’s degree in Computer Science, Software Engineering, Information Technology, or a related discipline.Extensive experience delivering enterprise software solutions within complex project environments.
Why Join This Opportunity?This is an opportunity to work on a highly specialised enterprise platform that supports critical operational services.
You’ll collaborate with experienced architects and engineers while working with modern Java technologies, AWS cloud services, Oracle databases, and enterprise integration platforms.
If you enjoy solving complex technical challenges and building robust enterprise applications, this role offers both technical depth and meaningful impact.
If this sounds like your next opportunity, we’d love to hear from you!