**Avant de postuler à un emploi, sélectionnez votre langue de préférence parmi les options disponibles en haut à droite de cette page.** Découvrez votre prochaine opportunité au sein d'une organisation qui compte parmi les 500 plus importantes entreprises mondiales. Envisagez des opportunités innovantes, découvrez notre culture enrichissante et travaillez avec des équipes talentueuses qui vous poussent à vous développer chaque jour. Nous savons ce qu’il faut faire pour diriger UPS vers l'avenir : des personnes passionnées dotées d’une combinaison unique de compétences. Si vous avez les qualités, de la motivation, de l'autonomie ou le leadership pour diriger des équipes, il existe des postes adaptés à vos aspirations et à vos compétences d'aujourd'hui et de demain. **Fiche de poste :** **Job Title: Lead Application Developer – C#/.NET** **Experience:** 10–12 Years **Location:** [Specify Location / Hybrid / Remote] **Role Summary** We are looking for an experienced **Lead Application Developer with deep expertise in C#/.NET** who can drive end-to-end solution design, architecture, and delivery of scalable and maintainable enterprise applications. This role requires a strong mix of **technical expertise, analytical thinking, business acumen, and leadership skills** to guide teams in adopting best practices and delivering high-quality solutions. **Key Responsibilities** + Lead the **design, architecture, and development** of enterprise-grade applications using C#/.NET technologies. + Partner with stakeholders to **understand business requirements** and translate them into scalable technical solutions. + Define and enforce **best practices, coding standards, and architectural guidelines** across the team. + Provide **technical leadership, mentorship, and code reviews** to ensure high-quality deliverables. + Drive solutioning with focus on **performance, maintainability, and security** . + Collaborate with product managers, business analysts, and QA teams to ensure seamless delivery. + Oversee the integration of applications with **databases, APIs, cloud platforms, and third-party systems** . + Contribute to **DevOps practices** , CI/CD pipelines, and cloud-native deployments. + Stay updated on emerging technologies and recommend adoption where beneficial. **Required Skills & Experience** + **10–12 years of experience** in application development with strong expertise in **C#, .NET Core, ASP.NET, Web API, and MVC** . + Proven experience in **solutioning, architecture, and system design** for large-scale applications. + Strong knowledge of **design patterns, microservices, and cloud-native architectures (Azure/AWS)** . + Hands-on experience with **SQL Server/Oracle/NoSQL databases** . + Solid understanding of **front-end frameworks (Angular/React/Blazor)** . + Strong experience in **CI/CD, version control (Git), and automated testing frameworks** . + Excellent **analytical, problem-solving, and communication skills** . + Demonstrated leadership in **guiding development teams** and ensuring adherence to best practices. **Preferred Skills** + Experience in **containerization (Docker, Kubernetes)** and event-driven architectures. + Familiarity with **Domain-Driven Design (DDD)** and enterprise integration patterns. + Exposure to **Agile/Scrum methodologies** and tools like Jira or Azure DevOps. + Prior experience in **performance optimization and application security** . **Education** + Bachelor’s or Master’s degree in Computer Science, Information Technology, or related field. **Type de contrat:** en CDI _Chez UPS, égalité des chances, traitement équitable et environnement de travail inclusif sont des valeurs clefs auxquelles nous sommes attachés._