Backend Developer

Responsibilities

• Work with subject matter experts to develop solutions that meet business requirements.
• Develop java services integrated in the end to end processing.
• Design and code a significant amount of a robust, secure and efficient API to persist / retrieve data and implement the business logic.
• Responsible for all aspects of software development and production support (L3).
• Participation in code reviews and sharing of knowledge with other members of the team.
• Provide technical leadership and influence architectural decisions.
• Communicate effectively with cross-functional teams including product, QA, and infrastructure.
• Ensure compliance with regulatory, security, and audit requirements (especially relevant for financial systems).
• Develop and maintain enterprise-grade applications using Java (JDK 17+) and related frameworks.
• Design and implement microservices architecture using Spring ecosystem.
• Work with messaging systems such as Kafka for event-driven architectures.
• Implement multi-threading, concurrency handling, and performance optimization in Java applications.
• Ensure code quality using design patterns, SOLID principles, and clean coding practices.
• Implement security best practices including OAuth2, JWT, encryption, and secure coding standards.

Requirements

• Bachelor's degree in Computer Science, Engineering, or a related field.
• 3 - 7 years of hands-on experience in backend development using Java.
• Strong proficiency in Java (JDK 17+), Spring Boot, and Spring Cloud.
• Solid understanding of microservices architecture and RESTful API design.
• Experience working with Kafka or similar messaging/event-streaming platforms.
• Strong knowledge of multithreading, concurrency, and performance tuning.
• Experience with relational and NoSQL databases (e.g., PostgreSQL, Oracle, MongoDB).
• Familiarity with containerization and orchestration tools (Docker, Kubernetes).
• Understanding of CI/CD pipelines and DevOps practices.
• Strong knowledge of software design principles, including SOLID and design patterns.
• Experience implementing application security standards (OAuth2, JWT, encryption).
• Familiarity with cloud platforms (AWS, Azure, or Google Cloud) is a plus.
• Strong problem-solving skills and ability to work in a fast-paced, agile environment.
• Excellent communication and collaboration skills.
• Let's talk about what's in it for you!
• As "Architects of Positive Futures", Capgemini actively supports the community in 3 ways:
• Recognised by Ethisphere as one of the World's Most Ethical Companies for the last 8 years in a

Additional Information

About Capgemini Capgemini is an AI-powered global business and technology transformation partner, delivering tangible business value. We imagine the future of organizations and make it real with AI, technology and people. With our strong heritage of nearly 60 years, we are a responsible and diverse group of over 420,000 team members in more than 50 countries. We deliver end-to-end services and solutions with our deep industry expertise and strong partner ecosystem, leveraging our capabilities across strategy, technology, design, engineering and business operations. The Group reported 2025 global revenues of €22.5 billion.

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