Job Overview
Job description
- Location:
- Mérignac, France
- Work arrangement:
- On-site
Role Summary
We are recruiting a Nuclear IS Development & Integration Engineer (Java / Fullstack) to join our INDUSTRY BU within the Digital Simulation agency. This brings together our expertise in the fields of scientific computing, modeling, TMA of scientific applications and studies of complex physical phenomena.
Technical environment
- Languages: Java, possibly Angular / JavaScript / Python
- Frameworks: Spring / Spring Boot (or equivalents)
- Architectures: microservices / APIs / web services / distributed architectures
- Tools: Git / GitLab / CI/CD (Jenkins, GitLab CI…) / Jira / Confluence
- Environments: industrial / critical IT / Cloud / containerization (Docker, Kubernetes – depending on context)
At CS, we offer
An enriching employee experience, supported by a work environment designed to promote flexibility, autonomy and well-being on a daily basis.
A complete integration path designed to onboard each talent from day one and an Academy to develop your skills, enrich your expertise and build the career paths that suit you.
A strong societal commitment: more than 3,000 associations supported, an active disability policy, an inclusive culture, a responsible digital approach, and partnerships like Ellesmoving to inspire the female talents of tomorrow.
…and many other benefits to discover by joining us!
Our singularity? The unique alliance between technological expertise, critical projects and human commitment. An innovative and responsible company, we are building an ethical, inclusive and forward-looking environment. Open to all talents, we believe that diversity is an asset.
THE NEXT EVENTS
If your profile matches, you will be invited to a technical interview with one of our operational managers, to discuss your skills and your vision of the profession.
You will then meet Emeline, our Recruitment Manager, for a moment to discuss your career path, your aspirations and our corporate culture.
Finally, because we value transparency and respect, we are committed to providing you with personalized feedback by telephone, whatever the outcome of the process.
#Java #Fullstack #Development #Integration
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
Responsibilities
As part of transformation and operational maintenance projects for Information Systems at a major player in the nuclear/energy sector, you will support the AMOE and MOE teams on development and application integration topics.
- The position is part of complex industrial IS environments, with:
- interconnected and critical systems
- strong requirements in terms of security, performance and availability
- structured delivery systems (Agile / V-cycle / hybrid)
You contribute directly to the technical implementation of projects while participating in the coordination and monitoring of delivery activities.
Thus, you will be in charge of
- Contribute to the development of applications (Java / Fullstack) on IS projects
- Participate in the integration of solutions within complex IS architectures
- Analyze functional and technical needs
- Contribute to the design of solutions (application architecture, APIs, flows)
- Ensure code quality and respect development standards
- Participate in the testing, acceptance and validation phases
- Support production launches
- Contribute to the resolution of incidents and anomalies
- Interact with AMOE, business, infrastructure and cybersecurity teams
- Participate in the continuous improvement of development and delivery practices
Requirements
With Bac +5 training or university equivalent in IT, you have at least 3 years of experience in the development and integration of information systems. You are proficient in Java development (Spring or equivalent) and have experience in backend or fullstack, as well as application integration (API, flows, IS interfacing). You operate comfortably in Agile or V-cycle project environments and have a good understanding of IS architectures (application, data, infrastructure).
- Are you used to working in a team (AMOE, MOE, professions), are you autonomous in technical analysis and functional understanding?
- Do you have good written and oral communication skills, strong writing skills and are comfortable with producing reports? Do you demonstrate a good spirit of synthesis and are a force for proposals? So, you are the gem we are looking for!
Benefits
Join a company where people, innovation and impact meet.
About the Company
CS, a subsidiary of the Sopra Steria group, is a leading technological player in the design, integration and operation of critical systems. Present in 7 countries with more than 2,600 passionate employees, we intervene at the heart of the issues of sovereignty, security and performance, in strategic sectors such as defense, space, energy, industry, transport, aeronautics and cybersecurity.
Our difference? Unique expertise in real-time systems, sovereign and sustainable solutions, and a strong culture of innovation, driven by 15% of our turnover invested in R&D. We support our clients in the success of their most complex programs, from air traffic control to the fight against drones, including nuclear systems and satellite control centers.
By joining CS, you join a human and innovative company.
We deliver more than systems, we build trust.
We go beyond the needs expressed, we prepare for the challenges of tomorrow.
More than just experts, we shape innovation.
Committed to your side, serving your critical issues.
Accelerate industrial transformation, safely.
Our INDUSTRY Business Unit supports leaders in the aeronautics, energy and transport sectors in the design, security and optimization of their critical systems.
With more than 700 employees in France and North America, it mobilizes recognized expertise enabling the realization of innovative projects in the fields of embedded systems, digital simulation, cybersecurity, data intelligence and digitalization of industrial processes.
Joining this Business Unit means transforming the industry with high-impact solutions.
- Role:
- Nuclear IS Development & Integration Engineer (Java / Fullstack) - Industry - Mérignac
- Industry Type:
- Computer Software
- Job Type:
- Full-Time
Company profile
Sopra Steria
soprasteria.comSopra Steria is a European technology company recognised for its consulting, digital services and software development. It helps large companies and organizations carry out their digital transformation by combining knowledge of their sectors and technologies with a collaborative approach. The group has 51,000 employees in nearly 30 countries and achieved a turnover of 5.6 billion euros in 2025. Its subsidiaries include CS Group, which develops and certifies safety-critical systems for the aerospace, electric and autonomous driving industries.
- Company Size
- 50,000 - 100,000 employees
- Headquarters
- Annecy-le-Vieux, France
- Founded
- 2015
- Funding Stage
- Public