backend java

Who We Are: Galaxy Digital Inc. (Nasdaq: GLXY) is a global leader in digital assets and data center infrastructure, growing the economy that runs on code. Galaxy delivers the onchain infrastructure that connects institutions to digital assets, including trading, advisory, asset management, staking, self-custody, and tokenization. Galaxy also develops and...

Staff/Senior Java Engineer, OKX Wallet (Web3) Who We Are OKX Wallet is OKX's self-custody wallet, built for users worldwide to securely and conveniently store, manage, and use their on-chain assets. The wallet backend operates in a multi-chain, multi-asset, high-concurrency environment shaped by on-chain state uncertainty and strict fund-security...

Company Introduction: We’re home to Asia's most dynamic and vibrant capital markets.Connecting capital, ideas, inspiration and innovation for deeper, more diverse and liquid global capital markets; providing greater choice and opportunity for our customers, each and every day.HKEX is a purpose-driven company. Our commitment to the long-term development of...

Team Lead / Senior Developer of Backend Development  Hong Kong About the job Team Lead / Senior Developer of Backend Development - Billing System   We are a leading global CPaaS provider recognized for offering carrier-grade communication solutions for enterprise and carriers. With over 35 years of experience developing industry-leading solutions in...

Our client is seeking a Backend/Systems Engineer with a deep appreciation for high-availability systems to own and optimize our real-time data infrastructure. You will own the integration, reliability, and data lifecycle of our real-time data ecosystem. You will be adding critical pieces of making our real-time data system more robust and more performant....

Currenxie is a fintech company in Hong Kong delivering borderless payment and banking capabilities to businesses worldwide. We seek a skilled Backend Developer to join our agile team, building scalable APIs and services with a modern stack.You will translate product requirements into robust server-side solutions, contribute to architecture, write tests, and...

OverviewOur client is seeking a Backend/Systems Engineer with a deep appreciation for high-availability systems to own and optimize our real-time data infrastructure. You will own the integration, reliability, and data lifecycle of our real-time data ecosystem. You will be adding critical pieces of making our real-time data system more robust and more...

About company: https://www.hashoptima.com/We are looking for a Backend Java/Python Developer to join our core development team. The successful candidate will participate in greenfield projects building large-scale trading and quotation systems. Daily tasks include, but are not limited to:ResponsibilitiesEngage in all stages of the software development life...

SW9026 |04 Aug 2026 Full Stack Developer (React.JS, Java, Government, 30-35K)Design, develop, and maintain robust end-to-end applications.Create and integrate secure, scalable interfaces to power seamless frontend-backend communication.Design, query, and optimize relational databases for peak performance and data integrity.Deliver maintainable code, champion...

At Kody, we're redefining how businesses take payments and access financial services. As a fast-growing Fintech, we partner with some of the most recognised names in hospitality, F&B and retail across Hong Kong helping them modernise payments, settlement and digital financial experiences. Why Join us? Work with industry-leading brands in Hong Kong and...

Swing Consulting Ltd. is seeking a Senior Full Stack Developer in Hong Kong to design, develop, and maintain end-to-end applications. You will build secure interfaces and optimize backend-frontend integration for high-performance systems.The role requires 5+ years of experience with ReactJS, Java, Spring Boot, RESTful APIs, and databases (MS SQL/MySQL)....

United States Digital Space LLC is building the next generation of Web3 platforms, focusing on Wallet Earn and AI Agent Marketplace. You will design and scale back-end services, ensure security, and drive performance across multi-chain investment and asset workflows.The role emphasizes strong Java fundamentals, modern Spring frameworks, and experience with...

About the Role We’re looking for talented Backend Engineers to implement low-latency, performant, robust APIs. You will write scalable, high-performance failsafe systems that will be consumed by both developers and clients that will be stress tested by high volumes of data and traffic. A knowledge of solution architecture is essential, and able to input...

Join large-scale application modernization and transformation initiatives Work across modern full-stack technologies in a collaborative environment About Our Client Our client is a well-established organization undertaking strategic technology initiatives to enhance digital capabilities and modernize business applications. They offer a dynamic environment...

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...

Company Introduction:We’re home to Asia's most dynamic and vibrant capital markets.Connecting capital, ideas, inspiration and innovation for deeper, more diverse and liquid global capital markets; providing greater choice and opportunity for our customers, each and every day.HKEX is a purpose-driven company. Our commitment to the long-term development of...

SW8931 | 25 Feb 2026 Analyst Programmer / Software Developer (Java Spring Boot, 25-35K) Responsibilities Design, develop, and maintain backend services using Java Spring Boot. Collaborate with front‑end developers to integrate user‑facing elements with server‑side logic. Create testable code with appropriate unit/integration tests. Monitor, debug, and...

A well-established IoT products company in Hong Kong is seeking a skilled Software Developer to join their team. The role involves backend application development, cloud environment configuration, and support for various development teams. Candidates should have a degree in Computer Science or related field, at least 3 years of software development...

About the Role We’re looking for talented Backend Engineers to implement low-latency, performant, robust APIs. You will write scalable, high-performance failsafe systems that will be consumed by both developers and clients that will be stress tested by high volumes of data and traffic. A knowledge of solution architecture is essential, and able to input...

Client Description Job Description Candidates with less experience will be considered as Analyst Programmer or Programmer. Responsibilities Responsible for producing system design and effective programming, testing, and support internal and external project deployment and related activities. Leading a team of developers to carry out program coding based on...