In-Demand Senior java engineer Jobs in Parramatta, Nsw

API Developer – Java / Spring Boot / REST APIs
Neuronimbus Digital Pty Ltd —Sydney NSW
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Senior Full Stack Engineer
Neuronimbus Digital Pty Ltd —Sydney NSW
- $720 - $750 a day
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- Databases
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3h
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Employment Hero —Sydney NSW
- Full-time
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Binance —Sydney NSW
- Full-time
- Remote
- Management
- Computer Science
- Bachelor's degree
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7d
DevOps Lead
EzyCollect —Sydney NSW
- $97,000 - $178,000 a year
- Full-time
- Azure
- Computer Science
- AWS
- Work from home
- Parental leave
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Senior Manager, Global Premier Support
Databricks —Sydney NSW
- Azure
- Computer Science
- Sales
Engineering Lead/Manager, Risk (Relocate to Singapore)
Airwallex —Sydney NSW
- Full-time
- Management
- Computer Science
- Salesforce
Senior Cloud Security Engineer - AWS, OpenTelemetry/ADOT
CSECNS —North Sydney NSW
- Contract
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ezyCollect by Sidetrade —Sydney NSW
- Full-time
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Team Lead - Non-Functional Testing
Reserve Bank of Australia —Sydney NSW
- Full-time
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1d
Staff or Senior Technical Application Engineer – Windows 11 PC Ecosystem (Australia)
Qualcomm —Sydney NSW
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Senior Software Engineer, Core Experiences - Sydney, Australia
Speechify —Sydney NSW
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1d
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Westpac —Sydney NSW
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Infosys Singapore & Australia —Sydney NSW
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Binance —Sydney NSW
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API Developer – Java / Spring Boot / REST APIs

Neuronimbus Digital Pty Ltd
Sydney NSW

Quick Apply

Job Details

Contract
$700 - $750 a day
5 hours ago

Qualifications

Spring Boot
CI/CD
Authentication
RESTful API
Deployment
Git
Test driven development
Application development
Microservices
SQL
Cloud development
REST
GitHub
APIs
AI
Communication skills

Full Job Description

Location: Sydney, Australia
Engagement: Contract (6 Months + Extendible) - Hybrid

About the Role

We are seeking an experienced API Developer with strong hands-on expertise in Java and Spring Boot to design, develop, test, and maintain reliable and scalable RESTful APIs.

The successful candidate will work in a modern microservices environment, collaborating with business stakeholders, technical teams, and Principal Engineers to deliver secure, resilient, and high-quality API and integration solutions.

The ideal candidate will have strong knowledge of REST API design, microservices, API security, relational databases, automated testing, Git, and API documentation, along with an understanding of how AI-assisted development tools can be used responsibly to improve engineering productivity and quality.

Primary Technology Stack

Java
Spring Boot
REST APIs
Microservices
Git

Key Responsibilities

Design, develop, test, and maintain RESTful APIs using Java and Spring Boot.
Build scalable, secure, resilient microservices and integration solutions.
Apply REST API design principles and industry best practices.
Collaborate with business and technical stakeholders to understand requirements and translate them into effective API designs.
Produce and maintain API documentation, including OpenAPI/Swagger specifications.
Ensure APIs meet enterprise standards for security, performance, reliability, and quality.
Implement appropriate API security mechanisms and authentication/authorization patterns.
Participate in code reviews and contribute to engineering standards and best practices.
Troubleshoot and resolve production issues, identifying and implementing effective root-cause fixes.
Assess the impact of proposed API changes and plan implementation activities.
Plan and coordinate API changes, releases, and versioning strategies.
Communicate technical designs, decisions, risks, dependencies, delivery plans, and progress effectively.
Work closely with cross-functional teams and present technical solutions to Principal Engineers and senior stakeholders.
Contribute to continuous improvement across development, testing, deployment, and API management processes.
Use AI-assisted development tools responsibly to improve productivity, code quality, documentation, and delivery outcomes.

Required Skills & Experience

Strong hands-on experience developing applications using Java and Spring Boot.
Solid understanding of REST API design principles and best practices.
Experience working with microservices architecture and API integration patterns.
Knowledge of API security concepts, including JWT, TLS, authentication, and authorization.
Experience working with relational databases and SQL.
Familiarity with Git or other source control systems.
Understanding of automated testing practices and test-driven development principles.
Experience designing and maintaining API documentation using OpenAPI/Swagger.
Ability to assess the impact of API changes and plan implementation and release activities.
Strong communication skills, with the ability to explain technical decisions, risks, dependencies, and timelines.
Comfortable collaborating with cross-functional teams and presenting solutions to senior technical stakeholders and Principal Engineers.
Basic understanding and practical exposure to AI-assisted development tools, such as GitHub Copilot, Microsoft Copilot, ChatGPT, or similar.
Ability to use AI tools responsibly while maintaining appropriate standards for security, code quality, data privacy, and engineering governance.

Preferred Skills

Experience working in enterprise-scale environments.
Experience with API gateways, API management platforms, or integration platforms.
Knowledge of CI/CD and automated deployment practices.
Experience with cloud-based application development.
Experience with observability, logging, and production support for APIs and microservices.

Pay: $700.00 – $750.00 per day

Application Question(s):

Please describe your experience with REST API design, microservices architecture, API security (JWT/TLS), and API documentation using OpenAPI/Swagger.
Which AI-assisted development tools have you used (e.g., GitHub Copilot, Microsoft Copilot, ChatGPT), and how have you used them to improve your development productivity or code quality?

Work Location: In person

Quick Apply

Refine Your Search

senior java engineer jobs in parramatta, nsw

API Developer – Java / Spring Boot / REST APIs

Senior Full Stack Engineer

Senior Software Engineer

Client Full-Stack Engineer — IM Chat Platform, Android Focus

DevOps Lead

Senior Manager, Global Premier Support

Engineering Lead/Manager, Risk (Relocate to Singapore)

Senior Cloud Security Engineer - AWS, OpenTelemetry/ADOT

DevOps Lead

Team Lead - Non-Functional Testing

Staff or Senior Technical Application Engineer – Windows 11 PC Ecosystem (Australia)

Senior Software Engineer, Core Experiences - Sydney, Australia

Principal KDB Engineer

AEM Lead

Pioneer Talent Program - AI Agent Engineer (Fully Remote)

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