In-Demand Senior java engineer data Jobs in Cronulla, Nsw

Client Full-Stack Engineer — IM Chat Platform, Android Focus
Binance —Sydney NSW
- Full-time
- Remote
- Management
- Computer Science
- Bachelor's degree
Quick Apply
Senior Software Engineer- Ab Initio
Commonwealth Bank —Sydney NSW
- Full-time
- Oracle
- SQL
- AWS
Staff Software Engineer (one level above Senior) - Video - Content and Discovery
Canva —Sydney NSW
- Full-time
- Hybrid work
- University
- Communication skills
- Parental leave
Quick Apply
Senior Product Security Engineer
Airwallex —Sydney NSW
- $150,000 - $220,000 a year
- Full-time
- Google Suite
- Computer Science
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Senior Full Stack Engineer - Capital Markets
The Argyle Network —Sydney NSW
- $150,000 a year
- Full-time
- AWS
- In-person
- Communication skills
Senior Developer (Java & Python)
Westpac —Sydney NSW
- Full-time
- Azure
- AWS
- APIs
3d
Principal Software Engineer – Backend Platforms & Service Domains
Commonwealth Bank —Sydney NSW
- Full-time
- AWS
- APIs
- AI
Senior Designated Support Engineer
Databricks —Sydney NSW
- Azure
- SQL
- AWS
8d
Engineering Lead/Manager, Risk (Relocate to Singapore)
Airwallex —Sydney NSW
- Full-time
- Management
- Computer Science
- Salesforce
Senior C++ Engineer - Commodities Trading Engine Delivery - Sydney
The Argyle Network —Sydney NSW
- $160,000 a year
- Full-time
- Engineering
- SQL
- AWS
Senior Software DevOps Engineer
SITA Switzerland Sarl —North Sydney NSW
- Full-time
- DevOps
- Engineering
- Administrative experience
- Work from home
- Employee assistance program
Production Engineering Manager
Canva —Sydney NSW
- Full-time
- Hybrid work
- Management
- Systems design
- AWS
- Parental leave
Quick Apply
Lead Forward Deployed Engineer
PALO IT —Sydney NSW
- Full-time
- Hybrid work
- Azure
- Systems design
- AWS
Quick Apply
Staff Software Engineer
Commonwealth Bank —Sydney NSW
- Full-time
- Master's degree
- AWS
- APIs
7d
Global Advisory & Markets, Software Engineer, Associate, Sydney
Goldman Sachs —Sydney NSW
- Full-time
- Databases
- APIs
- Travel reimbursement
- Health insurance
Staff Designated Support Engineer
Databricks —Sydney NSW
- Azure
- SQL
- AWS
8d
Digital Assets Production Support & SRE Lead (Vice President)
Citi —Sydney NSW
- Full-time
- Hybrid work
- SQL
Senior System Development Engineer, Core Networking (Relocation support available)
Amazon Support Services Pty Ltd —Sydney NSW
- Full-time
- Systems design
- AWS
- Software development
- Health insurance
- Employee assistance program
Staff Production Engineer
Canva —Sydney NSW
- Full-time
- Hybrid work
- AWS
- AI
- Parental leave
Quick Apply
Backend Staff Engineer
Cartology —Surry Hills NSW
- Full-time
- Hybrid work
- Azure
- SQL
- AWS
- Work from home
6d

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

Binance -
Sydney NSW

Quick Apply

Job Details

Full-time

Qualifications

CI/CD
Kotlin
Management
Computer Science
Software Engineering
iOS development
Full-stack development
Encryption
Slack
Git
Bachelor's degree
SDKs
GitHub
APIs
Security
AI
gRPC
Android development
Communication skills

Full Job Description

Binance is a leading global blockchain ecosystem behind the world’s largest cryptocurrency exchange by trading volume and registered users. We are trusted by 300+ million people in 100+ countries for our industry-leading security, user fund transparency, trading engine speed, deep liquidity, and an unmatched portfolio of digital-asset products. Binance offerings range from trading and finance to education, research, payments, institutional services, Web3 features, and more. We leverage the power of digital assets and blockchain to build an inclusive financial ecosystem to advance the freedom of money and improve financial access for people around the world.

Responsibilities

Design, develop, and maintain client-side applications for an instant messaging platform, with Android as the primary focus
Build core messaging features: real-time chat, group chat, media messaging, message sync, offline messaging, push notifications
Participate in client-side architecture design, ensuring consistent UX across Android, iOS, and Web
Use AI-powered tools (Cursor, GitHub Copilot, ChatGPT, Claude, etc.) to support cross-stack frontend development — read, debug, and modify iOS/Web codebases
Integrate RESTful APIs and WebSocket/MQTT/gRPC real-time communication protocols
Handle local storage, offline-first experience, message state management, and cross-platform sync logic
Optimize client performance: startup speed, memory, battery, network efficiency, UI responsiveness
Collaborate with backend teams on API design, integration, and production issue investigation
Senior level: mentor junior engineers, contribute to technical design decisions

Requirements

Bachelor's degree in Computer Science, Software Engineering, or a related discipline
Engineer: 1-3+ years of experience; Senior Engineer: 3-5+ years
Solid production experience in Android development (Kotlin and/or Java)
Good understanding of Android SDK, Jetpack components, asynchronous programming, and modern client-side architecture
Required: ability to use AI-powered development tools (Cursor, GitHub Copilot, ChatGPT, Claude, or similar) for cross-stack frontend development
Able to read, understand, debug, and make reasonable changes in iOS or Web codebases with AI tool support
Familiarity with WebSocket, MQTT, gRPC, or similar real-time communication protocols
Understanding of messaging concepts: message delivery, read status, sync, local persistence, offline support, push notifications
Good understanding of client-side performance optimization, memory management, multithreading, and security best practices
Familiar with Git, CI/CD pipelines, automated testing, and Agile processes
Strong debugging, problem-solving, ownership, and communication skills

Preferred Qualifications

Experience building IM products or communication platforms (WhatsApp, Telegram, WeChat, Discord, Slack, Messenger, etc.)
iOS development experience (Swift, SwiftUI, Objective-C)
Web frontend experience (TypeScript, React, Vue, Next.js)
Cross-platform client or mobile full-stack development experience
End-to-end encryption, message security, or cryptographic protocols experience
Voice/video calling or RTC technologies experience
Large-scale distributed messaging infrastructure experience
Fintech, payments, or Web3 applications experience
Open-source contributions or published apps on Google Play/App Store

Why Binance

Shape the future with the world’s leading blockchain ecosystem
Collaborate with world-class talent in a user-centric global organization with a flat structure
Tackle unique, fast-paced projects with autonomy in an innovative environment
Thrive in a results-driven workplace with opportunities for career growth and continuous learning
Competitive salary and company benefits
Work-from-home arrangement (the arrangement may vary depending on the work nature of the business team)

Binance is committed to being an equal opportunity employer. We believe that having a diverse workforce is fundamental to our success.

By submitting a job application, you confirm that you have read and agree to our Candidate Privacy Notice.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

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senior java engineer data jobs in cronulla, nsw

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

Senior Software Engineer- Ab Initio

Staff Software Engineer (one level above Senior) - Video - Content and Discovery

Senior Product Security Engineer

Senior Full Stack Engineer - Capital Markets

Senior Developer (Java & Python)

Principal Software Engineer – Backend Platforms & Service Domains

Senior Designated Support Engineer

Engineering Lead/Manager, Risk (Relocate to Singapore)

Senior C++ Engineer - Commodities Trading Engine Delivery - Sydney

Senior Software DevOps Engineer

Production Engineering Manager

Lead Forward Deployed Engineer

Staff Software Engineer

Global Advisory & Markets, Software Engineer, Associate, Sydney

Staff Designated Support Engineer

Digital Assets Production Support & SRE Lead (Vice President)

Senior System Development Engineer, Core Networking (Relocation support available)

Staff Production Engineer

Backend Staff Engineer

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