Senior Fullstack Application Engineer with Java and German

About Atos

Atos is a global leader in digital transformation with c. 78,000 employees and annual revenue of c. € 10 billion. European number one in cybersecurity, cloud and high-performance computing, the Group provides tailored end-to-end solutions for all industries in 68 countries. A pioneer in decarbonization services and products, Atos is committed to a secure and decarbonized digital for its clients. Atos is a SE (Societas Europaea) and listed on Euronext Paris.

The purpose of Atos is to help design the future of the information space. Its expertise and services support the development of knowledge, education and research in a multicultural approach and contribute to the development of scientific and technological excellence. Across the world, the Group enables its customers and employees, and members of societies at large to live, work and develop sustainably, in a safe and secure information space.

We are currently building a new, high-impact development team dedicated to the implementation and customization of the MILES application by Sofico, a leading enterprise software platform for fleet management and automotive leasing.This team will support a major German-speaking client, contributing to the design, development, and integration of critical system components. We are seeking experienced software developers who can work in complex enterprise environments and collaborate effectively with cross-functional teams.This is an opportunity to join a strategically important initiative at its inception, helping to shape both the technical foundation and delivery standards of a long-term project.

Key Responsibilities:

• Design, develop, and maintain backend components of the MILES (Sofico) application using Java and PL/SQL
• Customize and extend application modules in accordance with client-specific business requirements
• Collaborate with solution architects, business analysts, and other developers to translate functional specifications into technical solutions
• Integrate MILES with third-party systems via REST/SOAP APIs, data transformation (XML/XSLT), and middleware
• Participate in code reviews, testing, and release cycles to ensure high-quality deliverables
• Support deployment activities and post-go-live enhancementsWork in an Agile/Scrum environment with clearly defined sprint cycles and delivery targets

Required Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field
• Minimum 3–5 years of professional experience in enterprise software development
• Strong programming skills in Java (8+), including experience with Spring or similar frameworks
• Proficiency in Oracle PL/SQL and relational database designExperience with RESTful APIs, SOAP, XML, XSLT, and system integration
• Familiarity with CI/CD pipelines, version control (Git), and build tools (Maven, Jenkins)Experience working in Agile/Scrum development environments
• Ability to communicate clearly in German and English (spoken and written)

Preferred Qualifications

• Experience with the MILES application (Sofico) or other fleet/leasing/ERP systems
• Understanding of the automotive finance, fleet operations, or leasing domain
• Exposure to frontend technologies such as Angular, TypeScript, or React
• Experience working with international or German-speaking clients