Position Summary: We are seeking a Senior .NET Developer to implement, maintain, and continuously improve business-critical systems by developing robust solutions and participating in technological evolution. Key Highlights: 1. Development of robust solutions in regulated and critical environments 2. Implementation, maintenance, and continuous improvement of critical systems 3. Active participation in the technological evolution of the internal ecosystem At Experis, ManpowerGroup’s division specialized in IT projects, solutions, and professional talent, we connect specialists with high-impact strategic projects, driving innovation and professional development in regulated and business-critical environments. Senior .NET Developer – Hybrid Mode – Polanco, CDMX We are currently looking for a Senior .NET Developer with solid experience in developing enterprise applications based on Microsoft technologies, focused on implementing, maintaining, and continuously improving business-critical systems. The candidate will be responsible for developing robust solutions, ensuring operational stability of applications, and actively participating in the technological evolution of the internal ecosystem. Position Objective Develop, maintain, and optimize enterprise applications using .NET and Microsoft technologies, ensuring their proper functionality, quality, and operational continuity. Main Responsibilities Development of enterprise applications using .NET and C# Implementation of new features in existing systems Development of business processes and logic in SQL Server Technical design and development of IT solutions Technical support and incident resolution in production environments Corrective and evolutionary maintenance of applications Participation in technical improvements and system optimization Collaboration with technical teams to ensure operational stability Required Technologies and Knowledge Backend C# .NET Enterprise application development using .NET Development and consumption of APIs Microsoft SQL Server (queries, stored procedures, optimization) Frontend HTML5 CSS3 JavaScript Bootstrap Development Tools Visual Studio 2015 or later Development of Microsoft enterprise solutions Cloud (desirable) Microsoft Azure Requirements Minimum 4–7 years of experience as a .NET Developer Experience in developing enterprise web applications Solid experience with SQL Server Experience in supporting and maintaining production applications Experience in technical solution design Technical English focused on reading and comprehension Work Modality Hybrid mode: 3 days onsite, 2 days remote Location: Polanco, Mexico City Schedule: Monday to Friday, 8:00 AM to 6:00 PM Possibility of fully onsite arrangement based on business needs At ManpowerGroup, we create inclusive workplaces where talent and competencies are prioritized regardless of individual characteristics such as gender, age, sexual orientation, gender identity or expression, nationality, migration status, physical appearance, disability, language, social, economic, health or legal condition, pregnancy, marital or civil status, religion, opinions, bodily diversity, political affiliation, visible or non-visible tattoos, other bodily modifications, or any other condition that may be considered. -Requirements- Minimum education: Higher education – Bachelor’s degree 3 years of experience Languages: English Keywords: developer, programmer, dotnet, net, net, junior