Senior.NET Developer – FinTech (Onsite, Karachi, PKR Salary)

Requirements:

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 5+ years of experience in .NET application development.
• Strong expertise in C#, .NET Core/.NET 8, ASP.NET Core, and Web APIs.
• Experience designing scalable, secure, and high-availability backend systems.
• Strong knowledge of SQL Server and database design, optimization, and performance tuning.
• Experience developing RESTful APIs and integrating third-party services.
• Solid understanding of microservices architecture, dependency injection, and asynchronous programming.
• Experience working with cloud platforms such as Azure or AWS is preferred.
• Familiarity with Docker, Kubernetes, CI/CD pipelines, and Git-based version control.
• Strong understanding of application security, authentication (OAuth, JWT), encryption, and secure coding practices.
• Experience working on FinTech, digital banking, payment processing, financial platforms, or regulated environments is highly preferred.
• Experience with message brokers such as RabbitMQ, Kafka, or Azure Service Bus is an advantage.
• Excellent analytical, problem-solving, and communication skills.

Responsibilities:

• Design, develop, and maintain secure, scalable, and high-performance backend solutions using .NET technologies.
• Build and maintain RESTful APIs and backend services that support financial applications.
• Collaborate with frontend developers, mobile developers, QA engineers, and product teams to deliver reliable software solutions.
• Design database structures and optimize queries to improve system performance.
• Implement security best practices to protect sensitive financial and customer data.
• Troubleshoot production issues, perform root cause analysis, and implement long-term solutions.
• Participate in system architecture discussions and recommend technical improvements.
• Review code, mentor development team members, and ensure adherence to coding standards.
• Develop automated tests and support CI/CD processes to maintain software quality.
• Monitor application performance and continuously improve system scalability, reliability, and maintainability.