Blockchain Solution Architect

4 days ago


Hong Kong Island, Hong Kong SAR China ETB Bullion Co., Limited Full time

Position Summary We are seeking an experienced Blockchain Solution Architect with strong background in financial systems and proven expertise in blockchain implementation. The ideal candidate will have hands‑on experience in trading platform development, microservices architecture, and blockchain solution design. Key Responsibilities Lead the design and implementation of blockchain‑based financial solutions including digital asset wallets, clearing systems, and DeFi applications Architect and migrate legacy C++ trading systems (MT4/MT5) to modern Java‑based microservices architecture Design and implement FIX protocol integrations with liquidity providers and financial institutions Develop secure multi‑chain wallet solutions supporting ETH, BSC and other major blockchain networks Establish technical standards for smart contract development and blockchain security Collaborate with compliance team to ensure solutions meet Hong Kong regulatory requirements including VASP frameworks Lead the development of real‑time data processing systems using Scala/Spark for financial data analysis Qualifications 8+ years software development experience with 3+ years in FinTech/blockchain Proven experience in MT4/MT5 platform development and FIX protocol implementation Strong background in legacy system migration from C++ to Java microservices architecture Hands‑on experience in blockchain wallet development and smart contract deployment Expertise in multi‑chain architecture and HD wallet implementation Experience with big data technologies (Spark/Scala) for financial data processing Familiarity with Hong Kong financial regulations and VASP requirements Excellent leadership skills with experience managing technical teams Fluency in both Mandarin and English Bachelor's degree in Computer Science or related field #J-18808-Ljbffr



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