About the Role As a Senior .NET Developer, the individual takes a lead role in designing, developing, and maintaining robust software solutions across desktop applications, services, APIs, and integrations. They are responsible for delivering scalable and secure .NET\-based systems that align with business requirements, while ensuring performance, reliability, and maintainability. The Senior .NET Developer works closely with business stakeholders, architects, and cross\-functional teams to drive end\-to\-end solution delivery. What We Need From You* Design, develop, and maintain .NET applications including desktop, console, Windows services, and web\-based solutions. * Lead the development and integration of high\-availability APIs and backend services. * Implement and maintain secure and scalable REST and WCF services. * Design and deploy applications on IIS with a focus on performance tuning and load balancing. * Collaborate with business stakeholders to gather, analyze, and refine requirements. * Translate business needs into functional and technical specifications. * Perform impact analysis, scoping, and solution design. * Troubleshoot application issues, conduct root cause analysis, and implement fixes. * Optimize performance of code, database queries, and application behavior. * Develop and integrate with SQL Server: tables, stored procedures, functions, views, and PLSQL where required. * Integrate systems with third\-party APIs and services including TCP/IP and WebSocket\-based communication. * Conduct code reviews and provide technical mentorship to other developers. * Lead planning and estimation sessions, and ensure timely delivery of tasks. * Work with version control systems (e.g., Git) and collaborative development workflows. * Collaborate with infrastructure and DevOps teams to ensure smooth deployments and environment readiness. * Work closely with QA for testing, validation, and bug fixing. * Engage in ongoing reporting, system monitoring, and tuning activities. * Participate in business meetings, requirement workshops, and sprint planning sessions. * Ensure security best practices are followed in application design and implementation. * Stay up to date on industry trends, emerging technologies, and recommend improvements to existing systems. * Experience or exposure to telecom systems and protocols is considered a strong plus. * Perform tasks as requested. Qualifications and Experience* Bachelor's Degree in relevant field ( Computer science, Programming) * 5\+ years of hands\-on experience with .NET (C\#), including desktop applications, Windows services, and ASP.NET. * Telecom industry experience is a plus. * Strong experience with console applications, libraries (DLLs), and service\-oriented architectures. * In\-depth experience with WCF and RESTful services. * Experience designing load\-balanced, fault\-tolerant, and high\-availability APIs. * Experience with version control systems (e.g., Git) and collaborative development workflows. * Experience gathering business requirements, performing impact analysis, and documenting design specs. * Strong experience integrating third\-party services and protocols (e.g., TCP/IP, WebSockets). Skills and Knowledge* Solid knowledge of IIS configuration, hosting, troubleshooting, and tuning. * Strong proficiency in Microsoft SQL Server: database design, indexing, stored procedures, PLSQL, and views. * Proven ability to troubleshoot application, performance, and network\-related issues. * Excellent communication skills and experience working directly with business users. * Strong planning and organizational skills — able to manage multiple tasks and meet deadlines. * Understanding of security principles in .NET applications. * Knowledge of reporting tools and performance diagnostics.