Java Developer / Lead | Singapore
JobGini is hiring an experienced Java Developer/Lead in Singapore to design and build large-scale distributed systems, enterprise microservices, and API integration pipelines using Java/J2EE, Spring Boot/Cloud, Kafka, and Kubernetes, while defining coding standards and CI/CD deployment pipelines. Visa sponsorship is offered to international candidates.
- Compensation
- Not disclosed
- Location
- Singapore, Singapore
- Work setup
- Not specified
- Seniority
- Lead
- Employment
- Contract
- Experience
- 7+ years
- Category
- Software engineering
- Posted
Skills
Must have
- Bachelor's degree in Computer Science, Software Engineering, IT, or related discipline
- 7+ years of professional experience in architecture development, backend systems integration, and software engineering
- Hands-on expertise in enterprise application development with Java/J2EE, Java 8+, and Spring Boot
- Deep knowledge of SOA, microservices design, and REST/SOAP services development
- Experience with testing frameworks including JUnit and Cucumber
- Knowledge of clean code principles, design patterns, and secure coding standards (including PCI compliance)
- Experience with messaging middleware and event-driven design patterns (MQ, JMS, Kafka)
- Familiarity with Spring Cloud and API management using enterprise API gateways
- Experience writing deployment pipelines and deploying microservices on Kubernetes
- Knowledge of OAuth token-based authentication protocols and REST design principles
Nice to have
- Advanced certifications such as Oracle Certified Professional: Java SE Developer or AWS Certified Solutions Architect
- Experience with cloud-native platforms (AWS, Azure, GCP) and Infrastructure-as-Code (Terraform, Ansible)
- Prior experience in banking, fintech, or large-scale telecommunications sectors
- Familiarity with service mesh architectures (Istio, Linkerd) and distributed tracing (Jaeger, Zipkin)
- Track record of mentoring junior developers and leading cross-functional squads in agile environments
Full description
Position Summary:
JobGini is seeking an experienced, highly skilled, and technically proficient Java Developer / Lead to join our technology team in Singapore. In this critical software engineering and architecture role, you will spearhead the design, development, and implementation of large-scale distributed systems, enterprise microservices, and backend integration pipelines. You will work closely with technical subject matter experts, product owners, and infrastructure squads to translate functional requirements into robust, secure, and highly scalable solutions while defining industry best practices and coding standards. Ideal candidates bring a strong academic foundation, 7+ years of professional software engineering experience, deep mastery of Java/J2EE and Spring Boot ecosystems, and the benefit of international visa sponsorship for successful applicants.
Detailed Job Description:
As a Java Developer / Lead at JobGini in Singapore, you will take full ownership of designing and coding scalable microservices, RESTful APIs, and SOAP services while ensuring adherence to non-functional requirements such as high performance, reliability, availability, and security. Your day-to-day responsibilities encompass defining implementation patterns, building quality accelerators, evaluating emerging industry technologies, and mitigating design risks across complex distributed platforms. You will write clean, maintainable code using Java 8+, Spring Boot, Spring Cloud, and messaging middleware like Kafka, JMS, and MQ. Furthermore, you will drive API management through API gateways, establish Swagger/OpenAPI specifications, implement OAuth token-based security, and write automated deployment pipelines for containerized microservices running on Kubernetes.
Key Responsibilities:
- Design, program, and implement large distributed systems and enterprise microservices architectures.
- Translate complex functional requirements into robust, maintainable, and scalable technical designs.
- Collaborate with technical subject matter experts to understand system specifications and ensure seamless integration.
- Define architectural best practices, coding standards, and implementation patterns for microservice development.
- Lead activities to build quality accelerators, development tools, and automated testing frameworks.
- Evaluate emerging industry technologies to shape service design considering cost, portability, compatibility, and usability.
- Identify design risks, provide alternative options, and recommend high-quality solutions to technical problems.
- Develop high-performance applications using Java/J2EE, Spring Boot, Spring Cloud, and modern design patterns.
- Build and secure RESTful APIs and SOAP services, defining comprehensive Swagger/OpenAPI specifications.
- Configure event-driven messaging middleware such as MQ, JMS, and Apache Kafka.