senior java backend engineer java 21 spring boot

We are seeking a seasoned Backend Engineer with deep expertise in decentralized finance (DeFi) to lead the architectural design and development of our client's high-performance DEX platform. You will be responsible for building the core components of a world-class trading environment, focusing on ultra-low latency, high concurrency, and uncompromising...

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...

Ceffu is seeking an experienced Backend Java Engineer to design, develop, and maintain scalable backend services. You will take ownership of architecture, optimize performance, and collaborate across teams to deliver high-quality, secure systems for financial-grade digital asset custody.The role emphasizes distributed systems, RESTful APIs, and modern CI/CD...

Michael Page International (Hong Kong) Limited in Kowloon is seeking a senior software developer to design, develop, and maintain enterprise applications using Java and modern web technologies.You will build scalable backend services with Spring Boot and microservices, develop React.js user interfaces, collaborate with stakeholders, and contribute across the...

A technology consulting firm in Hong Kong is seeking an experienced Analyst Programmer to manage the Software Development Life Cycle. Responsibilities include application development and user requirement analysis. The ideal candidate possesses solid experience in AWS and Java/Kotlin with Spring Boot, and should be able to work independently under pressure....

About the Role: Join our dynamic start-up company in the advertising technology industry as a Senior Backend Java Developer. Our client specialized in providing third-party advertising solution services on a global platform. This is an excellent opportunity to gain global exposure and be involved in building the entire backend system from...

2 weeks ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Design and implement robust, scalable, and high-performance backend systems using Java. Collaborate with cross-functional teams to deliver high-quality software solutions. Application Optimization: Optimize system performance, including thread...

Infosight Consulting Limited is seeking a senior IT Lead to own production support, incident management, and root cause analysis for enterprise applications. The role requires strong hands-on experience with Java (Spring Boot, Microservices), Angular, React Native, and AWS, along with CI/CD automation and performance tuning. You will manage applications on...

Eclipse Trading is a leading proprietary trading firm. Founded in 2007, we have over 120 employees across 4 office locations – Hong Kong (our HQ), Sydney, Shanghai and Chicago. Our trading expertise and strategies are deployed across several markets globally, focusing on various products including equity derivatives, delta one, ETFs, commodity derivatives,...

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...

IO Tech Solutions Limited in Hong Kong is hiring a senior software engineer to design, develop, and support a strategic financing platform within an investment banking environment. You will build scalable back-end services with Java, Spring Boot, and Microservices, and contribute to frontend code with Angular or React, while collaborating with traders and...

IO Tech Solutions Limited in Hong Kong is hiring a senior software engineer to design, develop, and support a strategic financing platform within an investment banking environment. You will build scalable back-end services with Java, Spring Boot, and Microservices, and contribute to frontend code with Angular or React, while collaborating with traders and...

We are seeking a seasoned Backend Engineer with deep expertise in decentralized finance (DeFi) to lead the architectural design and development of our client's high-performance DEX platform. You will be responsible for building the core components of a world-class trading environment, focusing on ultra-low latency, high concurrency, and uncompromising...

Galaxy Entertainment Group seeks an Analyst - Application Development to design, develop and maintain secure backend apps and microservices using Java, Spring Boot, and Hibernate. You will build cloud integration workflows, APIs, and data pipelines while collaborating with distributed teams and external vendors to meet business goals.The role requires strong...

Captiare Limited is seeking a Java Developer (Spring Boot) to join our regional fintech team. You will build robust back-end solutions for new product launches and strategic transformation, emphasizing reliability, scalability and clean interfaces. The ideal candidate has 2+ years in backend development with Java and Spring Boot, plus hands-on experience...

Responsible for the full Software Development Life Cycle (SDLC)Collaborate with the team to develop and maintain web applications and backend systems using Java and ReactCoordinate with internal and external stakeholders to deliver successful technical solutionsEnhance system performance and user experience by working closely with business users and IT...

IO Tech Solutions Limited is seeking an experienced Software Engineer to design, build, and support capabilities within a Financing platform. You will work with a global engineering team across APAC to deliver a production-grade platform used by front office stakeholders, requiring strong technical delivery and excellent communication. The role emphasizes...

IO Tech Solutions Limited is seeking an experienced Software Engineer to design, build, and support capabilities within a Financing platform. You will work with a global engineering team across APAC to deliver a production-grade platform used by front office stakeholders, requiring strong technical delivery and excellent communication.The role emphasizes...

Morgan Stanley is seeking an experienced Senior Developer to join the Prime Brokerage Technology team in Hong Kong. This hands-on engineering role focuses on technical ownership and delivers scalable, reliable solutions for business functions in a regulated environment. The ideal candidate will have strong Java/Spring engineering experience, familiarity with...

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...