Top Software Engineer Jobs in France

Lead full‑stack development of high‑traffic public websites, integrate AI tooling into the SDLC, design scalable backend and performant UIs, maintain cloud infrastructure, CI/CD, monitoring, and testing, and own services under a you‑build‑it‑you‑run‑it philosophy.

Build and operate services and tooling that automate network lifecycle, make network changes safe (CI/CD, rollouts, audit trails), develop scalable observability and telemetry, integrate network source-of-truth with platform APIs, and collaborate with network engineers and SREs to turn operational pain into production-grade automation.

Design, implement, and operate scalable, multi-cloud distributed infrastructure and core services (TypeScript, Kotlin, Go). Optimize compute, storage, networking, and observability; support event-driven architectures; own end-to-end deployment and production reliability; implement disaster recovery and business continuity; collaborate with engineering, AI and security researchers to enable high-velocity product development.

Develop and maintain open-source, silicon-optimized AI/ML inference application packages (Inference Snaps) for Linux/Ubuntu Core. Debug, write high-quality code, review upstream contributions, secure and optimize local inference deployments across embedded devices to gateways, and collaborate with a distributed team and stakeholders.

Design, implement, and maintain cross-platform C++ features for Multipass on macOS and Windows. Lead architecture, mentor peers, write high-quality tested code, review contributions, debug user issues, collaborate with a distributed team, engage the open-source community, and support customers.

Contribute to desktop and cloud reality-capture software by implementing features and bug fixes in C++. Write clean, tested code, assist debugging, participate in code reviews and Agile ceremonies, and use tools like Git, JIRA, and CI/CD while learning from senior engineers.

Canonical is hiring a Software Engineer to develop features for Kubernetes, focusing on operators and integrations while collaborating in a distributed team.

Design and deliver scalable, cloud-native software that improves patient access to treatments. Translate requirements into performant Node.js/TypeScript code, collaborate with product, data and engineering peers, own technical decisions, uphold testing and documentation standards, and contribute to CI/CD, IaC and cloud security best practices.

As a Senior Software Engineer at Swile, you will solve engineering challenges, design solutions, mentor others, and collaborate with teams to enhance user experiences.

Develop a quest gameplay engine for game server and mobile apps and build a visual no-code quest editor. Collaborate in one-week Scrum sprints, design software architecture, and use C++/Qt, JavaScript/TypeScript, git, and Linux.

The role involves building high-performance proprietary trading systems, collaborating with traders and engineers to enhance trading efficiency.

The Software Engineer will develop high-performance, real-time haptic systems, designing and optimizing engine components, and collaborating across teams for integration.

Build and maintain high-performance, production-grade UIs using React and TypeScript. Collaborate with backend engineers and product managers to design APIs, implement AI-driven features, and develop advanced, real-time data visualizations while contributing to the internal design system and optimizing performance.

As a Senior Backend Software Engineer, you'll enhance Vibe's bidding and pacing systems, lead the distribution of system knowledge within the team, and innovate within the audience streaming advertising domain, ultimately driving measurable improvements in performance metrics.

As a Software Engineer Intern, you'll enhance API performance, support R&D tools, maintain backend services, and write clean Python code.

Join our AI Operations team as a Software Engineer, developing AI-powered features and tools, optimizing services, and shaping internal standards.

Develop and enhance a Python library for research and trading strategies, focusing on end-to-end solutions, backtesting, validation, and production scaling.

Develop and maintain mobile app and no-code quest editor, implement gameplay engine and server, design software architecture, and collaborate in one-week Scrum sprints using C++, Qt, QML, MySQL, and AI-assisted tools.

Develop embedded software components for Bluetooth products, including design, implementation, testing, and collaboration with teams.

The Embedded Software Engineer will develop Wi-Fi and wireless communication solutions, focusing on low-level C development, handing firmware design, validation of software components, and troubleshooting issues across software layers.

The Intern will develop firmware, low-level drivers, validation tooling, and support hardware characterization for a radio software stack, with exposure to the full embedded software lifecycle.

Design and maintain embedded software and OS (Embedded Linux/RTOS) for UAVs, develop sensor drivers, integrate algorithms, improve telemetry and firmware, uphold coding standards, and collaborate with multidisciplinary teams to deliver field-ready autonomous systems.

The role involves leading the technical direction, automating processes in industrial recyclers, managing architecture decisions, and deploying technology at production sites.

Lead full‑stack development of OpenGRC: build correlation, verification, and quantification engines. Own end‑to‑end stack (React/TypeScript frontend, Node.js backend, PostgreSQL), define architecture, mentor the squad, and shape product direction for a data‑driven GRC platform integrated with CTI and OpenAEV.

Design and build full‑stack features using React and JVM technologies to improve healthcare products. Collaborate with PMs and designers, ensure performance, security, and test coverage, review code, and help evolve architecture and engineering standards.