Senior .NET / .NET Core Developer

About the Role We're looking for a Senior .NET / .NET Core Developer with solid experience in building enterprise-grade applications and a strong background in databases and messaging systems. The ideal candidate will work on complex backend services and contribute to architectural decisions that shape our systems. Key Responsibilities • Design, develop, and maintain high-performance APIs and services using .NET Core and .NET Framework • Work with MS SQL and MongoDB for data modelling, optimisation, and integration • Implement messaging and background job handling with RabbitMQ • Write clean, maintainable, and testable code • Collaborate with frontend developers, DevOps, and QA teams • Participate in code reviews and technical discussions • Analyse system requirements and prioritise development tasks • Ensure scalability, security, and performance of applications Requirements • 5+ years of experience with C# and the .NET ecosystem (.NET Core and .NET Framework) • Deep understanding of MS SQL (query optimisation, stored procedures, indexing) • Experience working with MongoDB in production environments • Experience with RabbitMQ • Experience with asynchronous programming and background services • Familiarity with RESTful APIs and microservice architecture • Solid understanding of OOP, design patterns, and software architecture principles • Experience with version control (Git) and CI/CD practices Education / Professional Qualifications • Bachelor's degree in IT, Software Engineering, or a related field • Not less than 3 years of experience within a related field Expertise & Skills • Excellent command of oral and written English and Arabic • Proficient with .NET / .NET Core, JavaScript, Git, SQL Server, MongoDB, RabbitMQ • OOP and design patterns • Advanced problem-solving and time management skills Location: Al Khobar, Saudi Arabia (on-site) Show more Show less

5+ years of experience with C# and the .NET ecosystem (.NET Core and .NET Framework); Deep understanding of MS SQL (query optimisation, stored procedures, indexing); Experience working with MongoDB in production environments; Experience with RabbitMQ; Experience with asynchronous programming and background services; Familiarity with RESTful APIs and microservice architecture; Solid understanding of OOP, design patterns, and software architecture principles; Experience with version control (Git) and CI/CD practices; Bachelor's degree in IT, Software Engineering, or a related field; Not less than 3 years of experience within a related field

Design, develop, and maintain high-performance APIs and services using .NET Core and .NET Framework; Work with MS SQL and MongoDB for data modelling, optimisation, and integration; Implement messaging and background job handling with RabbitMQ; Write clean, maintainable, and testable code; Collaborate with frontend developers, DevOps, and QA teams; Participate in code reviews and technical discussions; Analyse system requirements and prioritise development tasks; Ensure scalability, security, and performance of applications