Top Software Engineer Jobs in France

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.

The role involves delivering features across the CRM platform for distributors, using AI tools, handling fullstack development tasks, and collaborating closely with teams and customers.

Senior software engineer responsible for designing, developing, and maintaining business-critical applications. Collaborate with product, QA, DevOps, and stakeholders to translate requirements, implement scalable Java/Python solutions on AWS, address technical debt, improve performance, participate in code reviews, support releases, and ensure application stability and continuous improvement.

Design, implement, and optimize complex algorithms for automated treatment-planning software using modern C++ (C++17+). Participate in end-to-end development, architecture, prototyping, testing, documentation, and regulatory-compliant medical device software practices. Collaborate with clinicians, product, QA, and mentor engineers while improving reliability, performance, and production monitoring.

Design and build production-grade mission, behavior, and motion planning systems for autonomous ground vehicles in airport airside environments. Drive architecture and algorithm selection, prototype optimization- and learning-based planners, collaborate with perception/localization/controls teams, promote safety and engineering best practices, and mentor engineers.

Lead the design and development of Windows desktop applications, enforce best practices, drive accessibility efforts, and manage the full lifecycle of features.

Design, implement, and maintain desktop applications, cloud services, and automation testing. Lead architecture and feature implementation, perform code reviews, write unit/integration tests, support CI/CD and DevOps, and collaborate within Agile/Lean Scrum teams to improve product quality.

Senior Software Engineer to design and implement C++/Python software, accelerate workloads with CUDA, develop and maintain Linux kernel modules and system services, optimize system and GPU performance, manage Linux systems, mentor junior engineers, and integrate AI technologies across products.

The Software Engineer intern will code according to project requirements, optimize game engine subsystems, document technical aspects, and report progress while collaborating with team leads.

As a Software Engineer, you will design and implement features, collaborate with users, and lead technical projects while working with modern technologies in a fast-paced environment.

As a frontend engineer at Dust, you'll create engaging user interfaces, collaborate with designers, and work on backend tasks using TypeScript and Next.js. Responsibilities include leading frontend projects, ensuring code quality, and building scalable systems.

As a Software Engineer at Konvu, you'll design and build systems for vulnerability management, iterating quickly based on user feedback while adhering to strong engineering fundamentals.

Design, implement, and maintain automated test and inspection software (primarily Python). Build real-time data acquisition and visualization tools, integrate sensors, cameras, and motion controllers, and collaborate with mechanical/electrical teams to develop reliable automated testing workflows for product development and manufacturing.

Develop and maintain a drone simulator, optimize performance, define technical solutions, and collaborate cross-functionally while mentoring junior developers.

Design, build, and maintain internal tools, AI/LLM-powered agents, dashboards, and lightweight backend services. Streamline operational workflows, integrate systems, support cloud deployment and CI/CD, and ensure code quality, observability, and reliability.

Develop and optimize a QGroundControl-based Android control station using C++/Qt; integrate physical controls and hardware; port and maintain app across Android versions; manage deployments; collaborate with embedded, electronics, and QA teams for field validation.

As a Software Engineer, you will create high-performance software pipelines, optimize algorithms with GPU acceleration, and translate prototypes to production-grade software, within defense technology.

Looking for a Software Engineer to design and scale AI voice agents for healthcare, focusing on backend systems, APIs, and frontend development.

The Senior Software Engineer designs and develops software solutions in Golang, ensuring code quality and performance while collaborating with teams and mentoring others.

Join a portfolio company as a Software Engineer to work on a performance-sensitive stack for crypto's dark pool, focusing on full onchain systems.

Design and develop core backend components for a blockchain network using Rust, ensuring reliability and scalability in production-grade software.

As a Software Engineer, you will lead technical projects, build reliable AI systems, and collaborate cross-functionally to resolve user pain points.

The role involves creating and automating infrastructure features for data platforms using Python, with a focus on distributed systems and collaboration within a global team.

Join Canonical's OpenStack Engineering team to develop and manage Charmed OpenStack and Ceph, focusing on Python code and infrastructure automation.

The role involves collaborating with a distributed team to develop and debug software for Linux, focusing on high-quality code and system-level issues.