OSL Group Limited stands as Asia's premier fintech and digital asset company, proudly listed on the Hong Kong Stock Exchange (863.HK). The company seeks a skilled Java Engineer to join their Research & Development team in Shenzhen. The role demands expertise in Java development, with a strong focus on system design and optimization. The ideal candidate will contribute to product development, technical documentation, and system performance enhancement while working with cutting-edge blockchain and financial technology. The position offers an opportunity to work with OSL Digital Securities Limited, the world's first Hong Kong SFC-licensed and insured digital asset trading platform. Founded in 2018, OSL has established itself as a leader in regulated digital asset solutions, making this an excellent opportunity for engineers looking to work at the intersection of finance and technology. The role requires strong technical skills in Java, JVM, and various frameworks like SpringBoot and SpringCloud, combined with database expertise and a collaborative mindset.