Java Lead Developer

Wissen Technology; Bengaluru; On-site; INR 1,100,000 - 1,400,000; Full time

Job summary

Wissen Technology is seeking a highly experienced Java Developer in Bengaluru, India. The ideal candidate must have over 10 years of hands-on experience in Core Java development and strong background in building enterprise-scale platform services.

This role requires proficiency in Object-Oriented Programming, design patterns, and RESTful APIs, along with a deep understanding of concurrency, memory management, and various databases.

Excellent communication and problem-solving skills are essential, and experience in the Financial Services industry is a plus.

Skills

Core Java development

Enterprise-scale platform services

Object-Oriented Programming (OOP)

RESTful APIs

Concurrency and multithreading

SQL and NoSQL databases

Financial Services industry

Python scripting

Apache Airflow

Analytical and problem-solving skills

Communication skills

Agile/Scrum environments

Job description

Requirements:

• 10+ years of hands‑on experience in Core Java development.
• Strong experience building and maintaining enterprise‑scale platform services.
• Expertise in Object‑Oriented Programming (OOP), design patterns, and software engineering principles.
• Proven experience designing and developing RESTful APIs.
• Deep understanding of concurrency, multithreading, memory management, and performance optimisation.
• Hands‑on experience with SQL and NoSQL databases.
• Significant experience working within the Financial Services industry.
• Exposure to Python scripting and automation.
• Experience with Apache Airflow or similar workflow management tools.
• Strong analytical, problem‑solving, and troubleshooting skills.
• Excellent communication and stakeholder management abilities.
• Experience working in Agile/Scrum environments.