Job Summary
The Lead Software Engineer will design build and optimize enterprise scale applications using Core Java and SQL WAS/TOMEE/Linux/DB2 in a hybrid work model. The role focuses on delivering reliable services mentoring peers technically without formal people management and collaborating with cross functional teams during day shifts to enhance product quality and business value.
Responsibilities
Domain Experience-Travel
- Design robust backend services using Core Java to support scalable enterprise applications and ensure stable performance for critical business processes
- Develop optimized SQL queries and data access components that enhance transaction throughput and improve overall system responsiveness for business users
- Implement clean modular code following industry best practices in object oriented design to improve maintainability and reduce defects during future enhancements
- Review peer code with a focus on performance reliability and security to maintain high engineering standards and reduce production incidents across environments
- Collaborate with product owners and business analysts to refine technical requirements and translate them into clear implementation tasks aligned to business goals
- Coordinate integration with external systems through well defined interfaces and ensure data consistency to support end to end business workflows
- Perform detailed debugging and root cause analysis of complex production issues to restore services quickly and prevent recurrence through targeted fixes
- Create and maintain technical documentation including design specifications and deployment steps to ensure smooth knowledge transfer within the engineering team
- Guide junior engineers on Core Java patterns database design concepts and testing practices to elevate overall team capability while maintaining individual accountability
- Work closely with quality engineering teams to design unit tests integration tests and regression suites that improve defect detection early in the development lifecycle
- Optimize database schemas indexes and query plans to reduce latency and enhance resilience for business critical reports and transactional operations
- Coordinate with infrastructure and DevOps teams to ensure smooth builds environment readiness and secure deployments in the hybrid work setup without requiring travel
- Engage in regular stakeholder discussions to communicate technical risks delivery status and improvement opportunities that contribute to long term product stability and societal impact through reliable digital services
Qualifications
- Demonstrate strong hands on experience in Core Java including collections concurrency and exception handling to build reliable backend applications for complex domains
- Exhibit advanced proficiency in SQL including joins indexing and query tuning to manage large datasets and support analytical and transactional workloads efficiently
- Apply solid understanding of relational database concepts and schema design to create normalized yet performant data models that support evolving business needs
- Utilize experience with version control tools and build automation to manage code changes safely and streamline continuous integration workflows
- Display familiarity with design patterns microservice concepts and modular architectures to structure applications that are easier to extend and maintain
- Show exposure to agile delivery practices such as iterative development backlog refinement and continuous feedback to support predictable delivery in day shifts
- Leverage strong problem solving and communication skills to collaborate in a hybrid working model and ensure alignment across distributed engineering and business teams
About Cognizant:
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.
Additional employment information
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.
If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] with your request and contact information.











