Senior ASP.NET Developer (.NET/C#)

Description

DESCRIPTION At SG Tech, we believe technology is the engine of transformation. We partner with major organizations to develop innovative solutions, betting on talent, collaboration, and continuous improvement. Joining our team means participating in stable projects, tackling high-impact technological challenges, and growing professionally within an environment where people are at the heart of every initiative. We are currently seeking **Senior ASP.NET Developers** with over 5 years of experience to join a stable project in the Insurance sector. The selected candidate will join a specialized technical team, participating in the analysis, design, development, and evolution of applications built on Microsoft technologies. They will collaborate on implementing enterprise solutions, integrating with third-party systems, and developing authentication and authorization mechanisms—working with modern architectures and contributing to the project's technical decision-making. We seek professionals with solid .NET development experience, strong analytical skills, autonomy, and a quality-oriented mindset for software development, accustomed to collaborating effectively in demanding technical environments. If you’re looking for a stable project where you can continue evolving with Microsoft technologies and become part of a high-performing team, we’d love to meet you. **What do we offer?** =================== * Indefinite-term contract. * Stable project within the Insurance sector. * Participation in a specialized technical team using Microsoft technologies. * Possibility to join from any city where SG Tech has an office; remote candidates are also valued. * Workweek of **42 hours** from September to June. * Intensive workweek of **30 hours** during July and August. * Professional development and participation in long-term projects. REQUIREMENTS **Technical Requirements** ======================= **Mandatory** ------------------- * Minimum 5 years of experience in ASP.NET development. * Development with Microsoft .NET (C\#). * LINQ. * Entity Framework. * ASP.NET MVC. * Web Services. * Web API. * HTML5\. * CSS. * JavaScript. * Experience with Identity Server 4\. * Knowledge of OpenID Connect and OAuth 2\.0\. * Experience with FIDO2\. * SQL Server and/or Oracle databases. * Azure DevOps. * Git. * Experience integrating with third-party systems. * Ability to participate in technical meetings, analysis, design, and decision-making. **Desirable** ------------- * Experience with OKTA. * English language proficiency is valued.