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Sopra Steria

IT consulting, digital services, and transformation

Full-Stack Java React Developer - Financial Services

Full-Stack EngineeringConfirmed live in the last 24 hours
Full-timeÎle-de-France, FranceNo salary listed

About the Job

Requirements

  • At least five years of experience with the Java and React.js technology stack.
  • Significant experience with critical applications in at least one of the following environments: high volume or real time, enhanced security, or horizontal scalability.
  • Mastery of microservices, Kafka, Docker, Kubernetes, and continuous integration and continuous delivery.
  • Prior technical responsibility for a complete end-to-end scope.
  • An engineering-school, university, or equivalent educational background.

Responsibilities

  • Take ownership of the design, development, and evolution of critical applications for B2C, B2B, internal, or distributed use cases using Java microservices and React.js single-page applications.
  • Develop Java 17 or later microservices with Spring Boot 3 or later.
  • 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 databases, including SQL tuning and indexing.
  • Implement robustness and security using OAuth2, JWT, and role-based access control.
  • Develop React 18 or later single-page applications with TypeScript and Redux Toolkit.
  • Integrate a design system such as Material, an internal system, or an equivalent.
  • Manage advanced application state and optimize rendering.
  • Develop frontend tests using Cypress and Jest.
  • Ensure accessibility according to WCAG and RGAA standards.
  • Build advanced continuous integration and continuous delivery pipelines using GitLab CI or Jenkins.
  • Use Docker and Kubernetes orchestrators.
  • Monitor systems and support observability using 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 using OpenAPI and Confluence.
  • Participate in code reviews and pair programming.

Desired Qualifications

  • Test-driven development is strongly valued.

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

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