The Opportunity

We are looking for a Java Full Stack Developer to design, build, and scale mission‑critical digital payment applications powering IMPS, AePS, and NETC platforms.

This role offers the opportunity to work on real‑time, high‑volume, secure financial systems that operate at national scale, directly impacting millions of users across India. You will work end‑to‑end on modern full‑stack architectures, collaborating closely with product, QA, and platform teams. Job Details

Role: Java Full Stack Application Engineer

Department: Product – Technology

Experience: 3 to 7 Years

Employment Type: Full‑time | Permanent

Education: BE / BTech or equivalent professional qualification

Location: Mumbai / Hyderabad / Chennai

Work Mode: 5 Days Work From Office (WFO) Requirements

Key Responsibilities

Design and develop scalable RESTful APIs using Java, Spring Boot, and Hibernate/JPA for IMPS, AePS, and NETC applications

Build and maintain microservices-based architectures, integrating with internal and external payment systems

Develop responsive, high-performance frontend applications using React.js, Redux, and JavaScript / TypeScript

Ensure seamless frontend–backend integration for real-time payment workflows

Work with event-driven systems (Kafka) for asynchronous transaction processing

Implement secure authentication and authorization using OAuth2, JWT, and industry best practices

Optimize applications for performance, scalability, reliability, and security

Write unit and integration tests, and participate in code reviews to maintain engineering standards

Actively participate in Agile ceremonies and collaborate with cross-functional teams Key Skills & Experience Required

Strong expertise in Java 8+ and above, including core programming constructs such as streams, collections, multithreading, concurrency, and functional programming, along with a working understanding of JVM internals such as memory model, garbage collection, and class loading

Hands‑on experience with Spring Boot and backend frameworks, including dependency injection, REST API development, exception handling, and microservices-based application design





Solid understanding of modern frontend development, with React.js, Redux, and TypeScript, including component architecture, hooks, state management, and efficient API integration patterns

Familiarity with Node.js-based middleware concepts, including event loop behavior, non‑blocking I/O, and lightweight service orchestration

Experience working with microservices and distributed systems, including REST API principles such as idempotency, API versioning, request validation, and error modeling

Strong knowledge of event-driven architecture and messaging systems like Kafka, including topics, partitions, consumer groups, and asynchronous processing patterns

Experience with SQL and NoSQL databases, including relational modeling, transactions, indexing, as well as NoSQL data modeling for scalability and performance

Understanding of caching strategies using Redis or similar systems, including cache-aside patterns, TTL, and eviction policies

Knowledge of authentication and security mechanisms, including OAuth2, JWT, secure API handling, and input validation

Good understanding of system design principles, including SOLID principles, layered architecture, and commonly used design patterns such as Factory, Strategy, and Proxy

Exposure to DevOps practices, including version control (Git), build tools (Maven/Gradle), and environment-based configuration management

Awareness of observability practices, including structured logging, metrics monitoring, and debugging production issues

Strong problem-solving, analytical, and communication skills, with the ability to work independently and in cross-functional Agile teams Good to Have Skills and Experience

Experience deploying applications on cloud platforms such as AWS, Azure, or GCP

Exposure to CI/CD pipelines using Jenkins, GitLab CI, or GitHub Actions





Knowledge of containerization and orchestration using Docker and Kubernetes

Familiarity with high-availability, low-latency systems, particularly in financial or payment processing domains Perks

Why Join Us At NPCI, you’ll be part of a purpose-driven organization shaping the future of digital payments in India and beyond. NPCI offers a unique opportunity to work on cutting-edge projects that directly impact millions. We foster a culture of innovation, inclusion, and high performance, where every individual is empowered to lead with purpose and deliver with passion.

With a strong focus on employee wellbeing, continuous learning, and collaborative success, NPCI is more than just a workplace—it’s a platform to grow, contribute, and make a meaningful difference.

Life at NPCI

NPCI news Our Culture The NPCI WAY – Our Guiding Principles

At NPCI, we foster a culture of Inclusion, Innovation, and a High-Performance Workplace. The NPCI WAY is not just a framework—it’s a shared commitment by every individual to align with our evolving business needs, dynamic market conditions, and workforce expectations. Five Tenets of the NPCI WAY

Forward Thinking Mind-Set

Customer First

Lead With Purpose

Passion to Deliver

All Succeed Together Employee Perks and Benefits Insurance & Wellness

Comprehensive Coverage: Medical, accidental, and life insurance.

Employee Assistance Program: Onsite medical center, financial/legal counselling, mental wellness.

Annual Wellness Bouquet: Holistic wellbeing support

Family & Childcare

Parental Leave: Inclusive maternity and paternity leave.

Daycare Support: Assistance for working parents.

Mobility & Lifestyle

Mobility Benefits: Relocation, transfers, and travel support.

Home Loan Interest Support: Up to 50% reimbursement*

Mobile Reimbursement: New handset every 2 years.

Car Lease, Salary Advance, Subsidized Meals.

Career & Recognition

Education Partnerships: Upskilling via top institutions.

Reward & Recognition Program.

Technology Innovation: Patents and IP Rights policy.

Retirement Planning

Provident Fund (PF) and Gratuity Contributions.

📌 Fullstack Java Engineer (With AI Capabilities) (Maharashtra)
🏢 National Payments Corporation Of India (NPCI)
📍 Maharashtra