Technical Lead

About the role

We are seeking a highly skilled Senior Java Developer to lead the migration of APIs from WebSphere Application Server to Tomcat, as part of a strategic modernization initiative for an industry-leading trading platform. This role involves complex software design, secure coding practices, and technical leadership within the Core Services module. The ideal candidate will have deep expertise in Core Java, J2EE, and microservices architecture, with a strong understanding of performance optimization and scalable systems. Mphasis applies next-generation technology to help enterprises transform businesses globally; customer centricity is foundational to Mphasis and is reflected in its Front2Back™ Transformation approach, which uses cloud and cognitive technologies to deliver hyper‑personalized digital experiences.

Years of experience needed: Hands‑on experience in Core Java (client and server‑side); proven track record in API development and migration projects.

Responsibilities

• Lead the design and migration of APIs from WebSphere to Tomcat, ensuring performance, security, and scalability
• Perform high‑complexity product design and troubleshooting, requiring extensive research and analysis
• Drive system design, specification development, and documentation
• Make architectural decisions and guide development teams on implementation strategies
• Lead complex programming tasks, review code, and provide technical mentorship
• Collaborate with Enterprise Architecture and Application Security teams on strategic initiatives
• Interface with stakeholders to understand business requirements and translate them into technical solutions
• Troubleshoot and resolve production and development issues in a timely manner

Requirements

• Strong proficiency in Core Java, J2EE, and Object‑Oriented Programming
• Experience with Java Microservices, concurrency, and multi‑threading
• Knowledge of Java Garbage Collection, scaling, and performance tuning
• Solid understanding of data structures, algorithms, and design patterns (GoF)
• Hands‑on experience with Spring Boot and J2EE frameworks
• Proficiency in Tomcat and WebSphere Application Server (or similar)
• Experience with REST and SOAP API development
• Working knowledge of PL/SQL
• Excellent written and verbal communication skills

Skills

• Familiarity with Unix/Linux and Windows environments
• Experience with build and deployment tools: Ant, Gradle, Maven, Jenkins, TeamCity
• Knowledge of Junit, TestNG, and other testing frameworks
• Exposure to OOA/OOD, distributed systems, real‑time processing, and messaging systems
• Experience with static code analysis tools like Veracode, BlackDuck
• Understanding of core business logic implementation
• Experience with Agile methodologies and Test‑Driven Development (TDD)
• Relevant certifications are a plus