Join VISEO and discover a world of possibilities where people, teamwork and challenge are at the heart of what we do. We are seeking an Architect / Tech Lead .NET (F/H) with at least 7–10 years of development experience and a minimum of 3 years in a leadership role. You should be proficient in .NET / C#, with strong Microsoft Azure expertise and a proven track record in architecture and solution design. Key capabilities include Infrastructure as Code (Bicep, Terraform), CI/CD and DevOps, containerization, and experience with data and AI workloads on Azure is appreciated. DDD, CQRS and messaging are valued, as is Azure certification. You will mentor team members, challenge the functional and client, and stay engaged with software design and modern development practices, sharing knowledge with a technically driven collective. Based in Lyon, France, this on-site role is part of the Modern Application Development practice. You will contribute across all project phases, ensure quality attributes such as robustness, performance, resilience, correctness, scalability and readability, and help translate complex problems into actionable architectures. What we offer includes training, certifications and mentoring; a stimulating, flexible and agile environment; a strong commitment to the environment, society, equality and inclusion; a collaborative community with regular technical events; employee savings schemes and the potential to become a VISEO shareholder; and close partnerships with Microsoft Azure and AWS providing access to internal environments on the latest versions.

Join VISEO and discover a world of possibilities where people, teamwork and challenge are at the heart of what we do. We are seeking an Architect / Tech Lead .NET (F/H) with at least 7–10 years of development experience and a minimum of 3 years in a leadership role. You should be proficient in .NET / C#, with strong Microsoft Azure expertise and a proven track record in architecture and solution design. Key capabilities include Infrastructure as Code (Bicep, Terraform), CI/CD and DevOps, containerization, and experience with data and AI workloads on Azure is appreciated. DDD, CQRS and messaging are valued, as is Azure certification. You will mentor team members, challenge the functional and client, and stay engaged with software design and modern development practices, sharing knowledge with a technically driven collective. Based in Lyon, France, this on-site role is part of the Modern Application Development practice. You will contribute across all project phases, ensure quality attributes such as robustness, performance, resilience, correctness, scalability and readability, and help translate complex problems into actionable architectures. What we offer includes training, certifications and mentoring; a stimulating, flexible and agile environment; a strong commitment to the environment, society, equality and inclusion; a collaborative community with regular technical events; employee savings schemes and the potential to become a VISEO shareholder; and close partnerships with Microsoft Azure and AWS providing access to internal environments on the latest versions.