senior java backend engineer java 21 spring boot

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)....

Who We Are Galaxy is a global leader in digital assets and data center infrastructure, delivering solutions that accelerate progress in finance and artificial intelligence. We believe that blockchain and digital asset innovation will transform how value moves through the world – and we’re building the products and services to make that future a reality....

Kody, a fast-growing fintech in Hong Kong, is seeking a Senior Backend Engineer to shape and scale our payments platform. You’ll design backend services, APIs, and microservices powering gateways, settlement, and financial service APIs. Join a cloud-native, data-driven team using Kotlin/Java, Kafka, Kubernetes, Redis, PostgreSQL, and modern frameworks....

SW9001 |16 Jun 2026 Programmer (AI / Python / Java, Government, 20-25K) Design, develop, and implement web-based IT systems and innovative AI/LLM solutions. Manage end-to-end application and database setup, configuration, and daily operations. Build robust backend services utilizing Python, FastAPI, and RESTful APIs. Evaluate and integrate modern...

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...

SW9007 |26 Jun 2026 IT Business Analyst (Government, Java, SQL, 30-35K) Lead and mentor a team of software engineers, providing technical guidance and support. Conducted code reviews and provided constructive feedback to team members. Foster a collaborative and innovative work environment. Identify and address team performance issues. Define project scope,...

Our client is a fast growing DeFi protocol that is backed by well known traditional financial institutions and Web3.0 investors.Job HighlightsBackend Developer - JavaStrong interest in the financial industryJob DescriptionWork with the next generation of decentralized finance builders, DeFi 2.0They are a team of Wall Street financial engineers, traders,...

A leading IoT products company in Hong Kong seeks an experienced Analyst Programmer or (Senior) Analyst Programmer. The role involves project planning, system design, and development of IoT platforms. Candidates should have over 6 years of software development experience and practical skills in Java, J2EE, Spring, Node.js, and MongoDB. Strong analytical,...

Gen AI Full Stack Developer (Java, React) - Web AppDevelop and maintain full-stack applications using React and Java Spring Boot.Contribute to GenAI initiatives leveraging platforms such as Dify, Ragflow, and n8n.Build and optimize mobile applications for performance and user experience.Design and implement microservices-based architectures on Azure...

Introduction Currenxie is a financial technology company for borderless businesses. Founded in 2014, our Global Account platform offers businesses of all sizes a single finance app for global growth. Features include multi-currency digital wallets, on-demand virtual bank accounts, worldwide payments, currency exchange, and instant Visa cards. We value...

Introduction Currenxie is a financial technology company for borderless businesses. Founded in 2014, our Global Account platform offers businesses of all sizes a single finance app for global growth. Features include multi-currency digital wallets, on-demand virtual bank accounts, worldwide payments, currency exchange, and instant Visa cards. We value...

Your Growth Unleashed Where your journey begins and your potential shines At Synpulse, we don’t just consult – we transform. As a leading global management and technology consultancy with Swiss roots, we empower financial institutions to navigate change and seize new opportunities. Since 1996, we've been shaping the future of financial services by...

Binance is seeking a backend engineer for its Web3 security domain in Hong Kong. You will design, implement, and optimize backend services to support secure, high-performance blockchain operations.You will collaborate with product managers and cross-functional teams to translate security requirements into robust technical plans, employing Java, Spring Boot,...

Gen AI Full Stack Developer (Java, React) - Web App Develop and maintain full-stack applications using React and Java Spring Boot . Contribute to GenAI initiatives leveraging platforms such as Dify , Ragflow , and n8n . Build and optimize mobile applications for performance and user experience. Design and implement microservices-based architectures on...

OKX is seeking a backend developer to design and implement high-performance services for earn and loan products, including Jumpstart and stablecoin yield systems. The role requires Java/SpringBoot expertise, microservices experience, and strong concurrency skills.Ideal candidates will have 3+ years in finance-related backend work, familiarity with...

SW8856 |30 Sep 2025 Backend Developer (PostgreSQL / MSSQL / MySQL, Government, 30-45K) Bachelor’s degree in Computer Science or a related field. Minimum of 2 years’ experience in application development and deployment. Solid experience in PostgreSQL, MSSQL, MySQL, and SQL database development. Experience in web application development using Java, Spring...

Binance is seeking a Backend Architect for the Pay&Card team to architect and build card-related systems end to end. You will work with cross-functional teams to design scalable, secure, and compliant infrastructure supporting card issuance and lifecycle management. The role requires 8+ years of backend engineering expertise, strong Java/Spring skills, and...

Lead technical solutions with real impact across enterprise platforms Hands-on role combining leadership and modern full-stack technologies About Our Client Our client is a large organization within the Technology & Telecoms industry, known for its commitment to delivering innovative solutions. With a focus on cutting-edge technology and collaboration, the...

Job Summary This is a senior-level, hands-on software engineering role within an elite automated trading group. You will design, build, and optimize high-speed, live trading systems. The role requires deep expertise in backend Java, multi-threaded programming, and electronic trading infrastructure. Key Responsibilities System Engineering : Architect and...

The Analyst - Application Development is responsible for working with hands-on development tasks, solution design and cooperate with distributed team to complete the development projects. Provide technical expertise on design, analysis, implementation on web/mobile application, enterprise systems, and Java-based cloud/non-cloud system integrations. Primary...