Fullstack .NET Developer (Forex & CIB) - 2 Positions

About the role

A leading financial services company is hiring two Fullstack .NET Developers in Johannesburg through NNW Tech Solutions. One position focuses on Forex Operations and the other on Corporate & Investment Banking (CIB). Both roles call for strong technical expertise, problem-solving ability and a passion for high-quality solutions in a fast-paced environment.

Key responsibilities

• Develop and maintain scalable, high-performance applications using C# .NET, SQL Server and JavaScript frameworks.
• Design and implement RESTful APIs supporting front-end applications and third-party integrations.
• Use Azure cloud technologies to deploy and manage applications.
• Work with stakeholders to understand business requirements and deliver robust solutions.
• Ensure application security, scalability and performance following best practices.
• Conduct code reviews and write clean, maintainable code.
• Troubleshoot and resolve complex technical issues across the full stack.

Required profile

• 8+ years of software development experience.
• Ability to work independently while collaborating across teams.
• Forex role: experience with Forex trading platforms, financial transactions or related services is highly advantageous.
• CIB role: knowledge of corporate investment banking, financial regulations and wealth management platforms is a strong plus.

Required skills

• Strong expertise in C# and .NET Core.
• SQL Server and Entity Framework.
• RESTful API design and integration.
• Familiarity with Azure.
• Front-end skills with JavaScript frameworks such as React or Angular.
• Git, CI/CD pipelines and Agile methodologies.

What we offer

• A team that values original thinking, collaboration and innovation.
• A fast-paced, dynamic financial environment with top-tier professionals.
• Exposure to leading-edge technologies and cloud solutions.
• Growth within a company that champions diversity, leadership and continuous learning.