Software Developer

Company: Intercontinental Exchange Holdings
Location: Jacksonville
Posted on: February 26, 2026

Job Description:

We are seeking an experienced Software Developer to join our innovative development team. In this role, you will contribute to the design and development of our applications while taking ownership of specific components and features. Responsibilities • Design, develop, and maintain web applications using C# and .NET for backend services and React for frontend development • Implement new features and enhancements to existing functionality with moderate guidance • Write clean, efficient, and maintainable code following best practices and team standards • Create and maintain RESTful APIs and integrate them with React-based frontends • Collaborate with cross-functional teams to understand requirements and deliver solutions • Troubleshoot, debug, and resolve technical issues in both backend and frontend systems • Participate in code reviews, providing and receiving constructive feedback • Write and maintain unit tests to ensure code quality and functionality • Contribute to database design and development using SQL • Stay current with relevant technologies and frameworks • Provide occasional guidance to junior developers Knowledge and Experience • Bachelors degree in Computer Science, Software Engineering, or related field (or equivalent experience) • 2 years of professional software development experience • Strong knowledge of C# and the .NET ecosystem (e.g., .NET Core, ASP.NET Core) • Experience with React and its ecosystem (hooks, state management) • Proficiency with modern JavaScript (ES6) and TypeScript • Working knowledge of Entity Framework or similar ORM tools • Experience with SQL and relational database concepts • Understanding of web application security principles • Experience with version control systems (Git) • Familiarity with Agile development methodologies • Strong problem-solving skills and attention to detail • Excellent communication and collaboration abilities Preferred Knowledge and Experience • Experience with CI/CD pipelines (e.g., Azure DevOps, GitHub Actions) • Knowledge of containerization concepts (Docker) • Experience with cloud platforms (Azure, AWS, or Google Cloud) • Familiarity with microservices architecture • Experience with automated testing frameworks • Understanding of responsive design and accessibility standards • Knowledge of performance optimization techniques

Keywords: Intercontinental Exchange Holdings, Palm Coast , Software Developer, IT / Software / Systems , Jacksonville, Florida