senior java engineer

Who We Arethe company Wallet is the company'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 requirements — combining the...

ioTech Solutions in Hong Kong is seeking a senior backend engineer to design, develop and maintain Java-based and C++ systems for equities trading and financial markets. You will build high-performance, event-driven services across the full SDLC. Collaborate with business and technology stakeholders to deliver robust, production-ready solutions. You will...

Astek Hong Kong seeks a Java Backend/Senior Software Engineer with strong DevOps capabilities to join our team in Hong Kong. You will develop Java backend services, ideally using Spring Boot, and own containerized deployments with Docker and Kubernetes. You will work on distributed systems, REST APIs, and messaging integrations (Kafka/RabbitMQ/ActiveMQ)...

HR Plus is seeking a Senior Backend Java Developer in Hong Kong to build and maintain scalable backend systems. You will work on a global platform, ensuring performance and reliability while leveraging Spring, Spring Boot, and Spring Cloud. The role offers a competitive package with potential for bonuses; immediate availability is preferred and strong...

United States Digital Space LLC is seeking a Senior Java Engineer to own core wallet backend modules in a high-concurrency, multi-chain environment. You will design, implement, and optimize address management, transaction flows, and on-chain interaction, ensuring reliability and performance across systems. Ideal candidates have ~5–10 years of Java backend...

OKX Wallet is OKX's self-custody wallet, built to securely store and manage on-chain assets for users worldwide. We seek a Staff/Senior Java Engineer to own core backend modules and drive high-concurrency wallet features. You'll work across multi-chain environments (EVM, Tron, Solana) and apply sound engineering judgment, system design, and security...

Global Executive Consultants Ltd. is seeking a talented individual for a Java development role in Hong Kong. The candidate will design and implement backend solutions for Securities Trading applications, requiring strong skills in Java and Linux. Candidates must hold a degree in Computer Science and have at least 5 years of relevant experience. Proficiency...

ioTech Solutions in Hong Kong is seeking a senior backend engineer to design, develop and maintain Java-based and C++ systems for equities trading and financial markets. You will build high-performance, event-driven services across the full SDLC.Collaborate with business and technology stakeholders to deliver robust, production-ready solutions. You will work...

M800 is seeking an experienced server-side Java developer in Hong Kong to design and implement scalable communications systems. You will prepare technical documentation and maintain existing components, while collaborating closely with the team on new technology adoption.The role requires 5+ years in server-side development, strong Java skills, and fluency...

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...

HR Plus is seeking a Senior Backend Java Developer in Hong Kong to build and maintain scalable backend systems. You will work on a global platform, ensuring performance and reliability while leveraging Spring, Spring Boot, and Spring Cloud.The role offers a competitive package with potential for bonuses; immediate availability is preferred and strong backend...

Leadingnation in Hong Kong is seeking a Senior Java Developer to join the eCommerce EQD IT team. You will build and maintain Java-based applications in a fast-paced, low-latency trading environment on the Smart Derivatives perimeter. You will work closely with Business Analysts, project teams, and production teams to deliver high-quality solutions and align...

Tenth Revolution Group is seeking a Java Senior Developer / System Analyst to join a well-established System Integrator on a large-scale enterprise project in Hong Kong. This hands-on role focuses on high-performance backend systems, microservices and integration across complex environments. You will design, develop and optimize robust solutions for clients,...

Gemini Personnel Limited is seeking a System Analyst / Senior Software Engineer (Java & React) in Hong Kong to lead requirements gathering and design, and to deliver eCommerce, ePayment, web, and mobile applications. You will participate in the full SDLC, including design, development, testing, deployment, and production support, while collaborating with...

Gemini Personnel Limited is seeking a System Analyst / Senior Software Engineer (Java & React) in Hong Kong to lead requirements gathering and design, and to deliver eCommerce, ePayment, web, and mobile applications. You will participate in the full SDLC, including design, development, testing, deployment, and production support, while collaborating with...

Tenth Revolution Group is seeking a Java Senior Developer / System Analyst to join a well-established System Integrator on a large-scale enterprise project in Hong Kong. This hands-on role focuses on high-performance backend systems, microservices and integration across complex environments. You will design, develop and optimize robust solutions for clients,...

Binance is seeking an experienced software engineer in Hong Kong to own the full lifecycle of Java and/or Python applications. You will collaborate with stakeholders to translate business requirements into reliable services, tune performance, and mentor junior engineers in a fast-paced environment.You will work with Spring Boot, MyBatis, MySQL, Redis, Kafka,...

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...

Leadingnation in Hong Kong is seeking a Senior Java Developer to join the eCommerce EQD IT team. You will build and maintain Java-based applications in a fast-paced, low-latency trading environment on the Smart Derivatives perimeter.You will work closely with Business Analysts, project teams, and production teams to deliver high-quality solutions and align...

TEKsystems is seeking a Java Software Engineer for Front Office FX trading in Hong Kong. The role expands a global FX trading platform from EMEA into APAC, spanning Hong Kong, Japan, Singapore, Korea, Taiwan and China.The candidate will work directly with Sales and Traders to deliver business-critical trading solutions, focusing on high-performance,...