Senior Java Software Engineer

Atos is a global leader in digital transformation, providing end-to-end technology solutions in cloud, cybersecurity, data, artificial intelligence, digital workplace, and enterprise applications. With a strong global presence and a commitment to innovation, Atos empowers organizations to accelerate their digital transformation journey through cutting-edge technologies and sustainable business practices. Our teams work with leading enterprises worldwide, delivering impactful solutions that drive business value and operational excellence.

Job Title: Java Developer

Experience: 4–10 Years

Location: Phoenix, AZ (Onsite)

Employment Type: Full-Time

Role Overview

At Atos, we are looking for a skilled and innovative Java Developer with strong expertise in React.Js , API Development & Integration , and exposure to AI-powered development tools and solutions . The ideal candidate will be responsible for designing, developing, and maintaining high-performance enterprise applications while leveraging modern AI technologies to enhance development efficiency and business outcomes.

The candidate should possess strong backend development expertise using Java technologies, hands-on experience building modern front-end applications with React, and the ability to integrate enterprise systems through secure and scalable APIs.

Key Responsibilities

• Design, develop, test, and deploy scalable enterprise applications using Java , Spring Boot , and React.Js .
• Develop robust RESTful APIs , Microservices, and system integrations.
• Collaborate with solution architects, business analysts, and product teams to deliver innovative solutions.
• Build responsive and user-friendly interfaces using React.Js and modern front-end frameworks.
• Integrate AI services and intelligent automation features into enterprise applications.
• Utilize AI-assisted development tools such as GitHub Copilot , Microsoft Copilot , and Generative AI platforms to improve productivity and code quality.
• Ensure application security, scalability, performance, and maintainability.
• Participate in Agile ceremonies, technical reviews, and continuous improvement initiatives.
• Develop and maintain CI/CD pipelines and DevOps best practices.
• Troubleshoot and resolve application issues across development and production environments.

Required Technical Skills

Backend Development

• Strong experience in Java 8/11/17+
• Expertise in Spring Boot , Spring MVC, Spring Security
• Microservices architecture and distributed systems
• Strong understanding of object-oriented programming principles

Frontend Development

• Strong experience with React.Js
• JavaScript (ES6+), TypeScript
• HTML5, CSS3, Bootstrap, Material UI
• State management libraries (Redux, Context API)

API & Integration

• Strong hands-on experience developing and consuming REST APIs
• API Security (OAuth2, JWT, OpenID Connect)
• Experience with API gateways and integration frameworks
• Knowledge of JSON, XML, and third-party integrations

Database & Cloud

• SQL Server, Oracle, PostgreSQL, or MongoDB
• Azure, AWS, or GCP exposure
• Docker and Kubernetes knowledge preferred

AI & Emerging Technology Exposure

• Experience using Microsoft Copilot , GitHub Copilot , ChatGPT, or similar AI-assisted development platforms.
• Understandi