Senior .NET Developer - Banking

Responsibilities

• Design, develop and maintain backend applications and services using C#, .NET and ASP.NET Core.• Analyze business and technical requirements and translate them into clear, maintainable and testable solutions. • Design and implement REST APIs and system-to-system integrations with clear, versioned contracts.• Contribute to reusable integration capabilities and avoid application-specific point-to-point solutions where a generic service is appropriate.• Design and implement synchronous, asynchronous and event-driven interaction patterns based on solution needs. • Integrate applications using Apache Kafka or equivalent enterprise messaging platforms.• Develop and optimize database interactions with Oracle and other relational databases, including SQL performance considerations. • Apply appropriate architectural patterns, including Clean Architecture, Domain-Driven Design and event-driven architecture.• Implement authentication and authorization mechanisms using OAuth 2.0, JWT and enterprise access-management solutions. • Build automated unit, component and integration tests using xUnit, NUnit, Moq or equivalent frameworks.• Participate in code reviews and contribute to clean code, security, performance and engineering-quality standards.• Containerize applications and support delivery through Docker and OpenShift/Kubernetes-based platforms.• Contribute to CI/CD and build automation using GitHub Actions or equivalent tooling.• Implement logging, metrics and distributed tracing aligned with the organization’s observability standards.• Identify and resolve scalability, reliability and performance issues during development and testing.• Create and maintain technical documentation, API specifications and implementation notes.• Use enterprise-approved generative AI tools responsibly to improve development, testing and documentation productivity, while validating all generated output. 

Qualifications

• Minimum 7 years of professional software development experience in enterprise environments.• Minimum 5 years of hands-on backend development experience with C# and .NET / .NET Core.• Minimum 3 years of hands-on experience with ASP.NET Core.• Minimum 3 years of experience designing and implementing REST APIs and system-to-system integrations.• Minimum 2 years of practical experience with relational databases, including Oracle and SQL.• Minimum 2 years of experience with messaging or event-driven solutions, preferably Apache Kafka.• Minimum 2 years of experience with Docker and container orchestration platforms such as Kubernetes or OpenShift.• Proven experience delivering business-critical enterprise applications through the full software delivery lifecycle.• Experience in banking, financial services or another highly regulated industry is strongly preferred; minimum 2 years is preferred for candidates presented as banking-experienced. 

*We are an equal opportunity employer and value diversity. All employment decisions are made without regard to age, gender, disability, race, ethnicity, religion, sexual orientation, or any other protected characteristic. We encourage applicants from all backgrounds to apply.*