Back End Developer (.NET Core)

About the role

This back-end developer position focuses on designing, developing and maintaining backend services and APIs that support product operations and internal management platforms. The role also covers incident investigation, performance improvement and mentoring junior engineers.

Key responsibilities

• Design, develop and maintain backend services and APIs for product operations and internal management platforms.
• Build reliable workflows for configuration, operational controls, data processing and platform integrations.
• Own technical design and delivery of complex features, including code reviews, testing, documentation and production rollout.
• Improve service performance, database queries, concurrency handling and availability.
• Investigate production incidents, find root causes and implement lasting fixes.
• Work with product, frontend, QA and DevOps teams to deliver and support backend features.
• Mentor junior engineers and help raise engineering standards and system maintainability.

Required profile

• Bachelor's degree in Computer Science, Software Engineering or a related field, or equivalent practical experience.
• At least 3-5 years of hands-on backend development, including ownership of production services.
• Strong practical experience with C# and .NET Core / .NET.
• Ability to write clean, maintainable, thread-safe code and design for data consistency, scalability and fault tolerance.
• Clear communication skills and the ability to make technical decisions across teams.

Required skills

• RESTful API design, HTTP and service integrations.
• Relational databases and SQL optimisation.
• Diagnostics of performance issues and production incidents.
• Preferred: high-traffic platforms, Docker, Kubernetes, microservices, CI/CD pipelines, and internal tooling.