Java Backend Developer; Onsite Hybrid

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NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now.

We are currently seeking a Java Backend Developer (Onsite Hybrid) to join our team in Atlanta, Georgia (US-GA), United States (US).

• Design, develop, and maintain Java-based backend services supporting payment processing and transaction workflows
• Build and enhance RESTful APIs used in card payments, billing, and financial integrations
• Ensure applications remain compliant with PCI-DSS requirements
  , including secure data handling and encryption standards
• Apply secure coding practices to protect sensitive payment and cardholder data
• Participate in code reviews, architecture discussions, and sprint planning within an agile environment
• Collaborate closely with product owners, architects, and QA to deliver high-quality, scalable solutions
• Troubleshoot, debug, and optimize application performance in high-throughput systems
• Work on-site in the Atlanta office 3 days per week to support collaboration, design sessions, and agile ceremonies

• 8+ years of experience in Java/J2EE application development
• 8+ years of strong foundation in Core Java
  , including:
• OOP principles (inheritance, polymorphism, abstraction, encapsulation)
• Collections, multithreading, concurrency, and exception handling
• JVM fundamentals and memory management
• 5+ years of hands-on experience with Spring / Spring Boot
• 5+ years of proven experience building and supporting RESTful APIs

• Minimal travel expected

• Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience

• Solid understanding of SQL and relational databases
• Prior experience in the payments or financial services industry
  , supporting transaction-based systems
• Demonstrated experience working in or supporting PCI-DSS compliant environments
• Experience with Git or similar version control systems
• Strong problem-solving skills and attention to detail
• Ability and willingness to work on-site in Atlanta 3 days per week (mandatory)
• Experience with microservices architecture
• Exposure to CI/CD pipelines and Dev Ops practices
• Cloud experience (AWS, Azure, or GCP)
• Experience with JUnit, Mockito
  , or other unit testing frameworks
• Prior work on high-volume payment platforms
  , gateways, or card processing systems

• Engineers who understand Java fundamentals deeply
  , not just framework usage
• Someone who can articulate why a solution works
  , especially in secure, regulated environments
• A collaborative team player who values clean, maintainable, and secure code
• Comfort working in a hybrid, in-office collaborative model

#INDFSINS

#L1-North America

About NTT DATA

NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world s leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future.

As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners.

NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D.

Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs.

At NTT DATA, we are committed to staying flexible and meeting the evolving needs of…