Developer – Fullstack Java React – Telecom, Media & Entertainment – ​​Ile-de-France

Role Summary

Our client is looking for a confirmed Fullstack Java / React Developer to join the team in charge of the Back Office.

You will participate in the evolution and maintenance of a set of strategic applications to manage operations related to draw games.

As part of an Agile team, you will contribute to developments linked to the company roadmap and the launch of new offers.

Your role and missions

You are involved in the entire life cycle of applications and actively contribute to the different phases of projects:

Carry out impact studies and costing of developments.

Participate in application design work while respecting architectural standards.

Develop and evolve Back-end and Front-end applications.

Perform code reviews and contribute to the continuous improvement of software quality.

Participate in continuous integration and DevOps processes.

Design and automate tests.

Write functional and technical documentation.

Support the acceptance and validation phases.

Provide level 3 support for production incidents.

Collaborate with the different business and technical teams.

Ensure monitoring and management of developments in project management tools.

• Your technical environment
• Backend: Java 11, Spring Framework 4 & 5, Spring Data, Spring Security, Hibernate 5, REST API, Webservices
• Frontend: ReactJS 17, TypeScript, NodeJS, Angular 17+
• Database: Oracle, DB2, PostgreSql
• Event Streaming & Middleware: Kafka, Strimzi, Control-M
• Cloud & Infrastructure: AWS S3, Docker, Kubernetes, Helm, Unix/Linux, Headlamp
• Monitoring: Grafana, Prometheus, Loki
• Quality & DevOps: Git, GitLab Ultimate, Gitflow, SonarQube, Nexus, Junit, Postman
• Collaborative tools: Jira, ServiceNow, Office 365
• Expected deliverables
• As part of your missions, you will be required to produce:

Detailed functional specifications.

Developments responding to User Stories.

Automated test scripts.

The associated technical documentation.

Release Notes.

Anomaly and vulnerability fixes.

Deployment configurations and application settings.

Testimonial from Thomas, Technical Director at Sopra Steria

“I joined Sopra Steria as a Developer in 2019. I quickly progressed to the role of Lead Developer and then Technical Director. Today, I support a community of around 50 Developers on a daily basis.”

An inclusive and committed employer, our company works every day to fight against all forms of discrimination and promote a respectful working environment.

This is why, committed to diversity and diversity, we encourage all applications and all profiles.

https: //www.soprasteria.fr/nous-connaitre/nos-engagements

An inclusive and committed employer, our company works every day to fight against all forms of discrimination and promote a respectful working environment. This is why, committed to diversity and diversity, we encourage all applications and all profiles.

https: //www.soprasteria.fr/nous-connaitre/nos-engagements

Requirements

• Graduate of a Bac+5 (engineering school or university), you have significant experience of at least 5 years in Fullstack development
• You are comfortable in distributed mainstream environments, meeting the constraints of high performance in real time, high availability in multithreading processing and microservices.
• Do you like the missions? We would be happy to discuss your research and your profile with you.

Benefits

• A teleworking agreement to telework up to 2 days per week depending on your missions.
• An interesting benefits package: mutual insurance, a CSE, restaurant vouchers, a profit-sharing agreement, vacation bonuses and co-optation.
• Multiple career opportunities: more than 30 job families, so many pathways to imagine together.
• Several hundred training courses accessible independently from the Coorp Academy
• The possibility of getting involved with our foundation or our partner “Friday”.
• The opportunity to join the Tech'Me UP collective (training, conferences, monitoring, and much more...).

About the Company

About Sopra Steria

Sopra Steria, a major player in Tech in Europe, with 51,000 employees in nearly 30 countries, is recognized for its consulting, services and digital solutions activities. It helps its clients carry out their digital transformation and obtain concrete and lasting benefits. The Group provides a global response to the competitiveness challenges of large companies and organizations, by combining in-depth knowledge of sectors of activity and technologies with a collaborative approach. Sopra Steria places people at the heart of its action and is committed to its clients to make the most of digital technology to build a positive future. In 2025, the Group achieved a turnover of 5.6 billion euros.

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