Backend Developer Jobs in Provence-Alpes-Côte d'Azur, France

Proton's Account Team owns capabilities throughout the customer journey lifecycle, from acquisition and signup to account management, promotions, and checkout flows, contributing centrally across all Proton products. As a Senior Backend Engineer, you will develop vital services for over 100 million users, define new solid architectures, and design powerful APIs that enable feature-rich apps while shipping features at high velocity.

The Foundation Team at Proton builds the shared backend framework, internal libraries, and common services that every Proton application relies on. As a Senior Backend Engineer, you will own libraries and initiatives end to end—design, implementation, documentation, versioning, and migration paths—working primarily in PHP for API work and Rust for performance-critical components or microservices.

Nous recherchons un développeur Backend Java expérimenté pour rejoindre notre équipe à Annecy. Vous participerez à la conception technique, au développement de nouvelles fonctionnalités, aux tests unitaires et d’intégration, ainsi qu’à la mise en production continue dans un environnement Agile.

As a Software Engineer , you will work in an Agile Scrum team in a fast-paced, startup-like environment to deliver high-quality software solutions.

As a Software Engineer , you will work in an Agile Scrum team in a fast-paced, startup-like environment to deliver high-quality software solutions.

As a Software Engineer , you will work in an Agile Scrum team in a fast-paced, startup-like environment to deliver high-quality software solutions.

Purpose of the role: The VPN team is focused on building the best and most trustworthy VPN in the world. We aim to provide the best user experience to millions of people around the world willing to take back their online privacy, while providing sophisticated technologies to bypass network restrictions in highly censored countries.

Description de l'entreprise Septeo est un acteur de référence du software en Europe, présent à l’international et reconnu parmi le top 5 des éditeurs de logiciels sectoriels en France. En forte croissance et en transformation permanente, le groupe s’impose comme un acteur clé de l’édition logicielle grâce à la force de son collectif : des équipes déterminées, audacieuses et engagées.

Company Description 🚀 About ALTEN ALTEN is the European leader in consultancy and high-tech engineering. For over 30 years, we have been supporting international companies on technical and IT challenges.

The Product Engineering team builds the products that make Criteo tick: from developing industry-leading machine learning techniques to building high scale/low latency real-time applications (over 5M QPS, handling over 300 Bn HTTP requests daily), to delivering first-class client interfaces, both API and UI, with forward-thinking UX at their core, all using state of the art technology. During your internship (6 months) and according to your choice, skills, and interest, you can tackle one of the

A la Direction de l’Innovation , nous menons des projets de recherche sur des champs d’expérimentation très larges et multi-sectoriels. Ces projets innovants, développés en équipes, sont encadrés par nos experts au sein des ALTEN Labs (IDF, Toulouse, Grenoble, Rennes et Sophia Antipolis), et tentent de répondre aux enjeux de nos clients en leur fournissant des solutions technologiques originales et disruptives.

As a Software Engineer , you will work in an Agile Scrum team in a fast-paced, startup-like environment to deliver high-quality software solutions.

Our Graduate Development Program accelerates careers for new software developers and engineers through rotations, coaching, training, and mentorship across our agile product organization. Candidates with recent STEM degrees, programming skills in Java, C#, C++, or JavaScript, and strong teamwork and English proficiency will gain hands‑on experience with cutting‑edge technologies and methodologies.

Ekkiden Corporate's automation team builds and maintains Wonderware solutions for industrial clients. The Wonderware Developer designs hardware and software architecture, creates graphics standards, configures objects and synoptics, and integrates PLC connections while providing start‑up support.

Capgemini C&CA (Cloud & Custom Application) team builds and maintains core banking mainframe applications for financial services clients. The Cobol Developer designs, develops, tests and supports COBOL applications on z/OS, handling batch and online processing, maintenance and enhancements.

Millennium is a global, diversified alternative investment firm whose Information Technology organization supports a flexible, scalable technology environment and advanced proprietary systems. As a Quantitative Developer in the FIC & Risk Technology business unit, you will build, maintain, and enhance Millennium’s in-house quantitative pricing and risk library in C++, support the next-generation pricing and risk analytics platform, and partner with users to translate business needs into scalable

Agentic Developer at Eng Digital’s Eng Modernize line orchestrates AI agents from the command line to build production-ready software. The role designs architecture, guides agents with prompts, reviews generated code, and iterates until production quality is achieved.

Capgemini Engineering PLM team builds and integrates Product Lifecycle Management solutions for industrial clients. As a Windchill Developer you will design and implement technical solutions, develop backend Java and web applications, and create REST APIs while ensuring quality, security, and performance in a complex IT environment.

Business Development team at VALD, the world leader in allied‑health technology, drives global adoption of human‑measurement systems. The Business Development Manager leads product demos, conference presence, and client trials, leveraging clinical expertise to showcase value to physiotherapists and performance teams.

Business Development at Johnson Electric drives profitable growth by leveraging market insights and industry trends. The role partners with cross‑functional teams and key customers to shape product strategy, support new product development, and manage RFQ processes.