Sopra Steria

IT consulting, digital services, and transformation

Développeur Java Fullstack React/Angular - Services Financiers, Orléans

Full-Stack EngineeringConfirmed live in the last 24 hours

Full-timeOrléans, FranceNo salary listed

About the Job

Requirements

At least five years of experience with the Java and React.js stack, with full-stack experience rather than backend-only or frontend-only profiles.
Significant experience with critical applications in at least one of the following environments: high volume or real time, enhanced security, 24/7 availability, or horizontal scalability.
Proficiency in microservices, Kafka, Docker, Kubernetes, and continuous integration and continuous delivery.
Prior technical responsibility for a complete end-to-end scope.

Responsibilities

Design, develop, and evolve critical applications for business-to-consumer, business-to-business, internal, or distributed use cases using Java microservices and React.js single-page applications.
Develop Java 17+ microservices with Spring Boot 3+.
Design and expose REST APIs, including standardization and versioning.
Implement batch processing with Spring Batch.
Optimize performance through multithreading, memory management, and profiling.
Work with Oracle and PostgreSQL, including SQL tuning and indexing.
Implement robustness and security using OAuth2, JWT, and role-based access control.
Develop React 18+ single-page applications with TypeScript and Redux Toolkit.
Integrate a design system such as Material, an internal design system, or an equivalent.
Implement advanced state management and optimized rendering.
Create frontend tests using Cypress and Jest.
Meet WCAG and RGAA accessibility requirements.
Build advanced continuous integration and continuous delivery pipelines using GitLab CI or Jenkins.
Use Docker and Kubernetes orchestrators.
Monitor and provide observability with Grafana, Prometheus, and ELK.
Apply quality practices using SonarQube and test-driven development.
Work according to Agile/Scrum or a hybrid model.
Produce technical documentation with OpenAPI and Confluence.
Participate in code reviews and pair programming.

Desired Qualifications

Test-driven development is strongly valued.

Description du poste

Votre rôle et vos missions :

Prendre en charge la conception, le développement et l’évolution d’applicatifs critiques (B2C, B2B, internes ou distribués) en Java (microservices) et React.js (SPA) dans des environnements exigeant : performance, sécurité, scalabilité, CI/CD avancé.

Backend — Java (obligatoire)

Développement de microservices Java 17+ / Spring Boot 3+
Architecture distribuée / event-driven : Kafka obligatoire
Conception et exposition d’API REST (standardisation, versioning)
Implémentation de traitements batch : Spring Batch
Optimisation de performances : multithreading, gestion mémoire, profiling
Interaction avec Oracle / PostgreSQL, tuning SQL, indexation
Robustesse & sécurité : OAuth2, JWT, RBAC, normes internes

Frontend — React.js (obligatoire)

Développement SPA : React 18+, TypeScript, Redux Toolkit
Intégration Design System (Material, interne ou équivalent)
Gestion d’état avancée, rendering optimisé
Tests frontend : Cypress / Jest
Accessibilité : respect WCAG/RGAA

DevOps / Environnement

CI/CD : GitLab CI ou Jenkins, pipelines avancés
Docker, orchestrateurs Kubernetes
Monitoring & observabilité : Grafana, Prometheus, ELK
Qualité : SonarQube, TDD fortement valorisé

Méthodes

Organisation Agile/Scrum ou modèle hybride
Documentation technique (OpenAPI, Confluence)
Culture engineering forte : revue de code, pair programming

Qualifications

5 ans minimum sur stack Java + React.js (pas de profils séparés backend-only ou frontend-only)

Expérience significative sur des applications critiques dans au moins un environnement :
- haute volumétrie / temps réel
- sécurité renforcée
- disponibilité 24/7
- scalabilité horizontale
Maîtrise microservices, Kafka, Docker, Kubernetes, CI/CD
Déjà intervenu(e) en responsabilité technique sur un périmètre complet (end-to-end)

Informations supplémentaires

Un accord télétravail pour télétravailler jusqu’à 2 jours par semaine selon vos missions.
Un package avantages intéressant : une mutuelle, un CSE, des titres restaurants, un accord d’intéressement, des primes vacances et cooptation.
Des opportunités de carrières multiples : plus de 30 familles de métiers, autant de passerelles à imaginer ensemble.
Plusieurs centaines de formations accessibles en toute autonomie avec Sopra Steria Academy.
La possibilité de s'engager auprès de notre fondation ou de notre partenaire « Vendredi ».
L'opportunité de rejoindre le collectif Tech'Me UP (formations, conférences, veille, et bien plus encore…).

Employeur inclusif et engagé, notre société œuvre chaque jour pour lutter contre toute forme de discrimination et favoriser un environnement de travail respectueux. C’est pourquoi, attachés à la mixité et à la diversité, nous encourageons toutes les candidatures et tous les profils.

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

About the Company

Sopra Steria

IT consulting, digital services, and transformation

Sopra Steria provides consulting, digital services and solutions to help large organizations transform their business through technology. Its offerings cover strategy, systems integration, cloud, cyber security, software development, and managed services, designed to be delivered end to end—from assessing needs and designing a plan to implementing and operating IT systems. The company combines deep knowledge of many industries with a collaborative approach to tailor projects to each client and to deliver measurable, sustainable improvements in performance. Differentiators include its European scale (about 51,000 employees across roughly 30 countries), broad scope—from strategy to operation—and emphasis on practical outcomes that help clients stay competitive. The group’s goal is to put digital to work for its clients in a way that creates a positive, more productive future for all stakeholders.

Company size: 10,001+
Company stage: IPO
Headquarters: Paris, France
Founded: 1968

Recently Posted Jobs

Explore more opportunities at Sopra Steria

See more jobs