Senior Java Full-Stack Engineer for Finance Platform

IO Tech Solutions Limited; Hong Kong; On-site; HKD 520,000 - 900,000; Full time

Job summary

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 product teams on latency-sensitive solutions.

Responsibilities include translating business and regulatory requirements into robust technical

Qualifications

• Minimum 5 years of software development experience.
• Strong experience with Java, Spring Boot, and Microservices.
• Hands-on experience with Angular or React.
• Experience in investment banking or capital markets, preferably supporting Equities, FICC, or Financing platforms.
• Good understanding of REST APIs, SQL, and distributed systems.

Responsibilities

• Design, develop, and support a strategic financing platform within an investment banking environment.
• Build scalable backend services using Java, Spring Boot, and Microservices, with frontend development using TypeScript and JavaScript frameworks.
• Work closely with traders, product teams, and global stakeholders to deliver high-quality, latency-sensitive solutions.
• Translate business and regulatory requirements into technical solutions.
• Participate in system design, code reviews, testing, deployment, production support, and continuous improvement.
• Monitor production systems, troubleshoot issues, and help improve platform reliability and performance.
• Mentor junior developers and contribute to engineering best practices.

Skills

Java

Spring Boot

Microservices

Angular

React

REST APIs

SQL

Distributed systems

Problem-solving

Communication

Stakeholder management

Job description

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 product teams on latency-sensitive solutions.

Responsibilities include translating business and regulatory requirements into robust technical