Java Technical Lead (React)

About Sopra Steria Sopra Steria, a major Tech player in Europe with 51,000 employees in nearly 30 countries, is recognised for its consulting, digital services and solutions.

It helps its clients drive their digital transformation and obtain tangible and sustainable benefits.

The Group provides end-to-end solutions to make large companies and organisations more competitive by combining in-depth knowledge of a wide range of business sectors and innovative technologies with a collaborative approach.

Sopra Steria places people at the heart of everything it does and is committed to putting digital to work for its clients in order to build a positive future for all.

In 2025, the Group generated revenues of €5.6 billion.

The world is how we shape it.

• Lead and support a team of Java/React developers.
• Develop, review, and maintain high-quality code based on business and technical requirements.
• Perform code reviews and enforce coding standards, quality, and security best practices.
• Drive Sprint/ PI planning, estimation, solution reviews and technical discussions.
• Ensure code is aligned with defined architecture and technology standards
• Support CI/CD implementation, test automation, security and performance initiatives.
• Troubleshoot production issues and ensure application stability.
• Mentor team members and promote knowledge sharing.

Must-have skills

• Java: Java 8/11/17, Spring/Spring Boot, Hibernate, Java
• Frontend: ReactJS, JavaScript, React Core Concepts.
• Testing: JUnit, Mockito, Karate, Cucumber, Jest, React Testing Library.
• Database: MongoDB/Oracle with strong PL/SQL skills.
• Tools: GitHub, Git Commands, IntelliJ IDEA, SonarQube, Checkmarx.
• Strong understanding of Object-Oriented Design, Design Patterns, and Multi-threaded Programming.
• Experience with Agile methodologies and CI/CD practices.
• Strong knowledge of REST API development and microservices architecture.