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

Role Summary

In support of the R&D Innovation department, you participate in the design and development of an innovative online gaming platform intended for customers.

By integrating an agile and multidisciplinary team, you will contribute to the creation of modern applications based on a microservices architecture, deployed in Cloud and Kubernetes environments, with a high level of requirements in terms of quality, performance and scalability.

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

• As a Fullstack Java / Angular Developer, you are involved in the entire application life cycle:
• Carry out technical and functional developments of existing applications
• Design and develop new features on the backend and frontend side
• Participate in the technical design phases and architectural choices
• Write and maintain detailed technical documentation
• Guarantee the quality, maintainability and performance of applications
• Develop and run unit and integration tests
• Participate in the continuous improvement of development practices and the software factory
• Collaborate closely with the Product, Architecture, QA and DevOps teams
• Monitor technical obsolescence and contribute to the continuous modernization of components
• Your technical environment
• Backend: Java 21+, Quarkus 3.15+
• Frontend: Angular 17+
• Persistence: Hibernate Panache, Native Query
• Database: PostgreSQL 17+
• Testing: JUnit, WireMock, Quarkus Dev Tools
• APIs: REST, JSON, CQRS approach
• Event Streaming: Kafka, Debezium, Strimzi
• Cache: Caffeine, Redis
• Cloud & Containerization: Kubernetes, Cloud environments
• CI/CD & DevOps: GitLab Ultimate, GitLab Duo
• Collaboration: Jira, Confluence Cloud
• Architecture: Microservices, distributed applications
• You have at least 5 years of experience in software development, with significant expertise in Java and Angular technologies.
• You have significant experience in the development of web platforms or critical applications with strong real-time performance constraints, high availability and microservices.
• Skills sought
• Proficiency in Java 21+ and associated modern frameworks, including Quarkus
• Good experience with Frontend Angular development
• Knowledge of microservices architectures, REST APIs and CQRS principles
• Mastery of relational databases, particularly PostgreSQL
• Experience with Kubernetes platforms and Cloud environments
• Good practice of automated testing and continuous integration
• Knowledge of Kafka-based event architectures
• Sensitivity to software quality, security and application performance
• Analytical and design spirit
• Autonomy and proactivity
• Taste for teamwork and collaboration
• Ability to propose technical and organizational improvements
• Strong Agile culture and software quality
• Finally, you have a Bac+5 degree (engineering school, university or equivalent).
• 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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