AI Powered Tech Lead J2EE - Energie & Télécom - Nantes

About the Position

AI Powered Tech Lead J2EE - Energie & Télécom - Nantes

Saint-Herblain, Pays de la Loire, France

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 to lead their digital transformation and achieve concrete and sustainable benefits. The Group provides a global response to the competitiveness issues of large companies and organizations, combining in-depth knowledge of business sectors and technologies with a collaborative approach. Sopra Steria places people at the heart of its action and commits to its clients to make the best use of digital to build a positive future. In 2025, the Group generated revenue of 5.6 billion euros.

The world is how we shape it*

Integrated within a project team composed of architects, developers, business analysts, and domain experts, you will act as a Technical Leader and support the team in implementing innovative solutions that meet our clients' challenges.

In a context where Artificial Intelligence is permanently transforming software engineering practices, you will contribute to the realization of build projects, legacy application modernization, and evolutionary maintenance by relying on an AI-Driven approach.

To this end:

• You will participate in the definition and implementation of technical architectures in collaboration with architects and project teams;
• You will develop and industrialize the most complex functionalities while ensuring their performance, maintainability, and scalability;
• You will support developers in their technical choices and ensure a technical mentoring role within the team;
• You will conduct code reviews, disseminate good Software Craftsmanship practices, and contribute to the continuous improvement of development quality;
• You will structure projects around the principles of Specification Driven Development (SDD) to enable AI agents to intervene effectively in design, development, testing, and documentation activities, while ensuring the quality and coherence of deliverables;
• You will coordinate and orchestrate an ecosystem of AI agents intervening throughout the software development lifecycle, critically evaluating their outputs to maximize the quality, coherence, and value brought to projects;
• You will contribute to improving the team's AI-Driven harness and framework by identifying new uses, optimizing existing processes, and sharing feedback;
• You will participate in the modernization of existing applications: analysis of the application portfolio, functional and technical understanding, technical debt reduction, and definition of transformation trajectories;
• You will be an actor in the industrialization of projects through DevOps practices, continuous integration, and automation;
• You will participate in the analysis and resolution of complex incidents and the improvement of application reliability.

You will evolve in an AI-Driven software engineering environment combining, among others, Java, Spring Boot, Angular, or Kubernetes, where AI agents are integrated at the heart of the design, development, and maintenance processes of applications.

Responsibilities

• Participate in the definition and implementation of technical architectures
• Develop and industrialize complex functionalities
• Support developers in their technical choices
• Conduct code reviews and disseminate good practices
• Structure projects around SDD principles
• Coordinate and orchestrate AI agents
• Contribute to improving the AI-Driven framework
• Participate in application modernization
• Support industrialization through DevOps practices
• Improve application reliability

Requirements

• Diploma from an engineering school or equivalent
• At least 5 years of experience in software development
• Previous experience in a technical leadership role
• Strong technical culture around Java, Spring Boot, and Angular
• Commitment to Software Craftsmanship principles
• Ability to understand complex systems and propose pragmatic solutions
• Ability to mentor and support developers
• Ability to take a step back from technical issues to identify improvement and industrialization levers
• Ability to work closely with technical and functional stakeholders
• Commitment to the continuous improvement of engineering methods, tools, and practices

We Offer

• Telecommuting agreement to work remotely up to 2 days per week
• Attractive benefits package: health insurance, employee savings plan, meal vouchers, profit-sharing, vacation and co-optation bonuses
• Multiple career opportunities: over 30 job families, many pathways to explore
• Hundreds of training courses accessible through Sopra Steria Academy
• Opportunity to engage with our foundation or partner "Vendredi"
• Opportunity to join the Tech'Me UP collective (training, conferences, market intelligence, and more)

About the Company

Sopra Steria is an inclusive and committed employer that works every day to fight against all forms of discrimination and promote a respectful work environment. That's why, committed to diversity and inclusion, we encourage all candidates and profiles.

Learn more about our commitments