You will guide and support the full software development lifecycle—from understanding and shaping customer and user requirements and systems analysis to design, build, test, and implementation—for new and existing mission-critical web and mobile applications.
Education
Bachelor's Degree in Computer/Information Science or a related field, or equivalent practical experience.
Experience
Deep professional web development experience, typically gained over 6+ years using .NET technologies, including ASP.NET MVC, Web Forms, .NET Core, and ASP.NET Core.
Strong hands-on experience, ideally around 3+ years with Angular development.
Experience with React / React Native is preferred.
Excellent SQL programming skills, including experience with stored procedure development.
Experience with CI/CD pipelines, DevOps practices, and tools like Docker, Kubernetes, and Azure DevOps is preferred.
Hands-on experience with unit testing, dependency injection, and developing maintainable, testable code.
Mobile development experience is preferred.
Core Technical Understanding:
Thorough understanding of web development, from foundational HTML to advanced technologies.
Thorough understanding of Relational Database Design and integration.
Proficiency in Structured Methodology and the Software Development Lifecycle (SDLC).
Solid grasp of Object-Oriented Development principles.
Proficiency in Source Code Control ("version control").
Understanding of browser compatibility issues and web page design principles.
Familiarity with web server technology, security, and web statistics software.
Our Differences make our Performance
At Air Liquide, we are committed to build a diverse and inclusive workplace that embraces the diversity of our employees, our customers, patients, community stakeholders and cultures across the world.
We welcome and consider applications from all qualified applicants, regardless of their background. We strongly believe a diverse organization opens up opportunities for people to express their talent, both individually and collectively and it helps foster our ability to innovate by living our fundamentals, acting for our success and creating an engaging environment in a changing world.

Air Liquide is a world leader in gases, technologies and services for industry and healthcare. Present in 72 countries with 67,800 employees, the Group serves more than 4 million customers and patients. Oxygen, nitrogen and hydrogen are essential small molecules for life, matter and energy. They embody Air Liquide’s scientific territory and have been at the core of the Group’s activities since its creation in 1902.
Taking action today while preparing the future is at the heart of Air Liquide’s strategy. With ADVANCE, its strategic plan for 2025, Air Liquide is targeting a global performance, combining financial and extra-financial dimensions. Positioned on new markets, the Group benefits from major assets such as its business model combining resilience and strength, its ability to innovate and its technological expertise. The Group develops solutions contributing to climate and the energy transition—particularly with hydrogen—and takes action to progress in areas of healthcare, digital and high technologies.
Air Liquide’s revenue amounted to more than 27.5 billion euros in 2023. Air Liquide is listed on the Euronext Paris stock exchange (compartment A) and belongs to the CAC 40, CAC 40 ESG, EURO STOXX 50, FTSE4Good and DJSI Europe indexes.