Senior Lead Java React Full Stack Engineer

TSYS Card Tech Services India LLP; Dadri; On-site; INR 2,500,000 - 4,500,000; Full time

Job summary

FIS is seeking an experienced Senior Java Engineer to lead the design and delivery of scalable backend applications. You will own end-to-end features, mentor peers, and ensure robust REST APIs and event-driven integrations with Kafka.

The role emphasizes cloud-native DevOps, containerization with Docker and Kubernetes, and performance-focused optimization across distributed systems. Strong collaboration with product and architecture teams is essential.

Qualifications

• 10+ years of software development experience with Java 8+ and Enterprise Java technologies.
• Proven experience designing microservices and RESTful APIs with Spring Framework and Spring Boot.
• Strong understanding of OO design, software architecture, and scalable app development.
• Hands-on with relational databases, SQL optimization, Hibernate/ORM, and automated testing.

Responsibilities

• Lead design, development, and delivery of scalable, high‑performance Java microservices and backend apps using Spring Boot.
• Own end‑to‑end feature delivery including requirements analysis, design, development, testing, deployment, and production support.
• Provide technical leadership through architecture discussions, code reviews, and mentoring.
• Design REST APIs and event-driven solutions using Kafka; drive DevOps and cloud-native practices (CI/CD, Docker, Kubernetes, AWS).

Skills

Java

Spring Boot

Microservices

REST APIs

Kafka

SQL

Hibernate

DevOps

Docker

Kubernetes

AWS

CI/CD

Testing

Observability

Apache Airflow

Tools

Apache Airflow

Docker

Kubernetes

Job description

Are you curious, motivated, and forward‑thinking? At FIS, you’ll have the opportunity to work on some of the most challenging and relevant issues that combine incident management with the demands of financial services and modern technology. Our talented people empower us, and we believe in being part of a team that is open, collaborative, entrepreneurial, passionate, and above all, fun.

About the Team

Our team is responsible for designing, developing, and supporting highly scalable, resilient, and performance-driven applications that serve our global customer base. We leverage modern engineering practices, cloud technologies, microservices architecture, and distributed messaging platforms to build secure and reliable solutions.

What You Will Be Doing

Lead the design, development, and delivery of scalable, high-performance Java-based microservices and backend applications using Spring Boot and related technologies. Own end-to-end feature delivery, including requirements analysis, solution design, development, testing, deployment, production support, and continuous improvement. Collaborate with Product Owners, Architects, Business Analysts, and stakeholders to translate business requirements into robust, scalable technical solutions. Provide technical leadership through architecture discussions, code reviews, mentoring, and the adoption of software engineering best practices. Design and implement REST APIs, event-driven solutions, and system integrations using technologies such as Kafka, relational databases, SQL, and Hibernate. Drive DevOps and cloud-native practices, including CI/CD automation, containerization (Docker), Kubernetes, cloud deployments (AWS preferred), release management, and operational excellence. Ensure application reliability, performance, and quality through automated testing, monitoring, troubleshooting, root cause analysis, and proactive optimization.

What You Bring

10+ years of software development experience with strong expertise in Java 8+, Enterprise Java technologies, and modern development practices.

Proven experience designing and developing microservices and RESTful APIs using Spring Framework, Spring Boot, and related technologies.

Strong understanding of object-oriented design, software architecture, design patterns, and scalable application development.

Hands-on experience with relational databases, SQL optimization, Hibernate/ORM frameworks, and automated unit/integration testing practices.

Experience with distributed systems and event-driven architectures using Kafka or similar messaging technologies.

Knowledge of DevOps and cloud-native technologies, including CI/CD, application lifecycle management, Docker, Kubernetes, container orchestration, and cloud platforms (AWS preferred).

Strong troubleshooting, performance tuning, monitoring, and observability skills, with familiarity in workflow scheduling tools (e.g., Apache Airflow) and basic front-end technologies.

Strong communication, collaboration, and stakeholder management skills, with the ability to understand business needs and articulate technical solutions in business-friendly language while effectively working with internal and external customers.

Self‑motivated and adaptable team player with strong problem‑solving, research, multitasking, time management, and presentation skills, demonstrating a positive attitude and willingness to take on challenging tasks while embracing feedback and continuous learning.

Added Bonus

• Experience working within the FinTech, Banking, Payments, or Financial Services domain.
• Experience with Kubernetes and container orchestration in large-scale production environments.
• Exposure to DevOps practices and CI/CD tools such as Jenkins, GitHub Actions, Azure DevOps, or similar platforms.
• Experience with cloud platforms such as AWS, Azure, or Google Cloud Platform.
• Knowledge of event-driven architecture and large-scale distributed systems.
• Familiarity with performance engineering and high-throughput transaction processing systems.

What We Offer

You An exciting opportunity to be part of the world’s leading FinTech product organization.

A vibrant team environment and the opportunity to build a career in the core banking/payments domain.

Competitive salary and attractive benefits including GHMI/Hospitalization coverage for employees and dependents.

A multifaceted role with a high degree of responsibility and a wide range of opportunities.

A broad range of professional education and personal development possibilities – FIS is your final career step.

Privacy Statement

FIS is committed to protecting the privacy and security of all personal information that we process in order to provide services to our clients. For specific information on how FIS protects personal information online, please see the Online Privacy Notice.

Sourcing Model

Recruitment at FIS works primarily on a direct sourcing model; a relatively small portion of our hiring is through recruitment agencies. FIS does not accept resumes from recruitment agencies which are not on the preferred supplier list and is not responsible for any related fees for resumes submitted to job postings, our employees, or any other part of our company.