Engineer II

Intercontinental Exchange · Jacksonville

Job Purpose

We are seeking an experienced Software Developer (Level 2) 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. You will work in an AI-forward engineering culture, leveraging tools like Claude to accelerate development, improve code quality, and solve complex problems more effectively.

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
Leverage Claude as a core development tool to accelerate workflows including code generation, documentation, and code review assistance
Collaborate with cross-functional teams to understand requirements and deliver solutions
Troubleshoot, debug, and resolve technical issues in both backend and frontend systems, using AI-assisted tools to diagnose and resolve issues faster
Participate in code reviews, providing and receiving constructive feedback
Write and maintain unit tests to ensure code quality and functionality, including AI-assisted test generation and coverage analysis
Contribute to database design and development using SQL
Stay current with relevant technologies, frameworks, and emerging AI/LLM capabilities relevant to the team's stack
Provide occasional guidance to junior developers, including sharing effective AI-assisted development practices

Knowledge and Experience

Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent experience)
2–4+ 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
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
Comfort using Claude as a daily development tool for tasks such as code generation, debugging assistance, and documentation

Preferred Knowledge and Experience

Experience with CI/CD pipelines (e.g., Azure DevOps, GitHub Actions)
Knowledge of containerization concepts (Docker)
Experience with AWS
Experience with Java or Spring Boot as a secondary backend language
Familiarity with microservices architecture
Experience with automated testing frameworks
Understanding of responsive design and accessibility standards
Knowledge of performance optimization techniques
Experience using Claude effectively across the software development lifecycle, from design through testing and deployment
Familiarity with getting the most out of Claude through clear prompting and understanding its strengths and limitations in a dev context

Intercontinental Exchange, Inc. is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to legally protected characteristics.

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