Senior Software Engineer – C# / .NET

Position: Senior Software Engineer – C# / .NET / Distributed SystemsEmployment Type: Full-Time/ContractExperience: 7+ Yearslocation:Remote
Job Overviewseeking an experienced Senior Software Engineer to join its IT engineering team. This is a hands-on technical leadership role focused on designing, developing, maintaining, and enhancing business-critical applications, backend services, APIs, and distributed systems.The ideal candidate will have strong expertise in C#, .NET, full-stack development, microservices, and distributed messaging architectures, with experience building scalable, reliable, and production-grade applications.The engineer will work across frontend and backend technologies, asynchronous workflows, system integrations, databases, and cloud environments. The role also requires strong problem-solving skills, technical ownership, mentoring capabilities, and the ability to take responsibility for production systems.
Key ResponsibilitiesDesign, develop, and maintain full-stack applications using C#, .NET, ASP.NET Core, Blazor, and .NET MAUI.Build scalable backend services, REST APIs, microservices, and system integrations.Develop message-driven and event-driven architectures using NServiceBus, service buses, queues, and asynchronous processing.Implement distributed system patterns, including sagas, durable workflows, retries, idempotency, deduplication, and error handling.Design and maintain database schemas, data models, service contracts, and message contracts.Optimize database performance through query tuning, indexing, transactions, and caching.Build background services, integration components, and asynchronous data workflows.Work with Azure cloud environments, CI/CD pipelines, and modern software delivery practices.Troubleshoot production issues, perform root cause analysis, and improve system reliability and performance.Develop unit, integration, and automated regression tests.Participate in architecture discussions, code reviews, agile ceremonies, and technical planning.Mentor junior engineers and provide technical guidance to the development team.Take ownership of assigned applications and services, including monitoring, maintenance, and production support.Explore and responsibly implement AI-assisted development tools to improve engineering productivity and software quality.
Required QualificationsBachelor's degree in Computer Science, Engineering, Mathematics, or a related technical field, or equivalent professional experience.7+ years of professional software development experience.Strong hands-on development experience with C# and .NET.Proven experience developing and supporting production-grade full-stack applications.Strong knowledge of distributed systems, service-oriented architecture, and asynchronous workflows.Experience building APIs, microservices, background services, and system integrations.Strong understanding of relational databases, SQL optimization, indexing, and transactions.Experience working with Azure, cloud environments, CI/CD pipelines, and source control.Experience with modern frontend development and component-based UI frameworks.Strong debugging, troubleshooting, and production support capabilities.Excellent communication, collaboration, and technical problem-solving skills.
Preferred QualificationsProduction experience with NServiceBus, including:Sagas and durable workflows.Message handlers and asynchronous processing.Retries and error queues.Message recovery and failure handling.Experience with Blazor and .NET MAUI.Experience deploying mobile applications to Apple App Store and Google Play.Experience with authentication, authorization, dependency injection, and reusable UI components.Familiarity with AI-assisted software development tools.Previous experience providing technical leadership and mentoring engineers.