Lead Java Developer

Job Title: Lead Java Developer

Experience: 8+ Years

About the Role

We are looking for an experienced Lead Java Developer to design and deliver high-performance, scalable enterprise applications.

The ideal candidate will have deep expertise in Core Java, multithreading, performance optimization, and secure SOAP-based integrations, along with experience in containerized environments (Kubernetes/Docker).

You will play a key role in leading development efforts, optimizing system performance, and mentoring team members while collaborating with cross-functional teams.

Key Responsibilities

• Design, develop, and maintain high-performance Java applications
• Handle large-scale data processing and I/O streaming
• Implement and manage secure SOAP-based integrations using Apache CXF
• Optimize JVM performance, memory management, and scalability
• Develop and consume WSDL-based services with MTOM support
• Work with containerized environments (Kubernetes/Docker)
• Collaborate with product, QA, and DevOps teams
• Lead, mentor, and guide a team of developers

Must-Have Skills

• Strong expertise in Core Java (Java 11+)
• Hands-on experience with multithreading & concurrency (thread pools, semaphores)
• Experience handling large data and streaming applications
• Strong knowledge of JVM tuning & performance optimization
• Experience with Spring Framework
• Proficiency in Apache HttpClient 5.x
• Strong experience with SOAP services (Apache CXF)
• Experience with MTOM (binary data transfer)
• Expertise in WSDL-based client development
• Knowledge of WS-Security, SAML, and STS integration
• Hands-on experience with Kubernetes and Docker
• Strong database knowledge: Oracle & PostgreSQL

Good to Have

• Exposure to AI-assisted development tools
• Experience with Claude Code or similar tools