Java Integration Developer

Position Purpose:

Our client is a leading technology provider for private banking and wealth management, serving financial institutions across Europe and Asia. They are expanding their Singapore development centre and seeking Integration/Middleware Developers to join their financial messaging and integration team.

You will work on critical integration layers connecting core banking systems with external payment networks, market data providers, and client-facing applications.

Responsibilities:

• Design and develop integration solutions connecting banking systems with external networks
• Build and maintain message-driven applications using IBM MQ (WebSphere MQ) and WSO2
• Implement financial messaging standards including SWIFT (FIN/FileAct/InterAct) and ISO 20022
• Develop APIs and data transformation services for system interoperability
• Work with payment networks (SIC/EUROSIC, SIX) and market data feeds
• Troubleshoot integration issues and optimize message processing performance
• Collaborate with business analysts to understand requirements and translate to technical solutions
• Document integration patterns and maintain technical specifications

Technical Requirements:

Required:

• Strong Java development skills with Spring Framework
• Experience with message queuing systems (IBM MQ, Kafka, or similar)
• Understanding of XML/JSON processing and data transformation
• Experience with RESTful and SOAP web services
• Familiarity with relational databases (Oracle, PostgreSQL, DB2)
• Knowledge of integration patterns (EAI, ESB concepts)

Nice to Have:

• Experience with SWIFT messaging (MT/MX formats)
• Knowledge of ISO 20022 financial messaging standards
• Familiarity with WSO2 or similar integration platforms
• Experience with GTExchange, SAG, or other banking middleware
• Understanding of payment processing workflows
• Exposure to containerization (Docker, Kubernetes)

Preferred Background

• Experience in banking, financial services, or fintech is preferred
• Understanding of trade finance, payments, or securities operations is a plus
• Experience with financial messaging networks (SWIFT, SEPA) is highly advantageous
• Knowledge of regulatory requirements for financial data exchange is beneficial

•Work-life balance: Hybrid working mode and Work-from-Abroad benefits, 18 days of Annual leave
•Health & insurance: Comprehensive coverage including General Practitioner, hospitalization, dental, and optical
•Performance incentives: Annual bonus based on individual performance
•Learning & development: Training programs, certification opportunities, and training incentives to support career growth
•Team culture: Regular team-building activities and social events