Overview:
Job Purpose
Intercontinental Exchange (ICE) is seeking a Senior Front-End Web Developer responsible for building and supporting shared libraries and frameworks as well as single-page applications (SPA) . These large-scale applications integrate with disparate systems using RESTful web services, JavaScript APIs, and other back-end systems. The ideal candidate will have deep expertise in JavaScript, CSS, and HTML, along with modern frameworks and tools such as React, Redux, and TypeScript. A strong understanding of functional programming principles is essential. Passion, discretion, analytical thinking, and independent judgment are key to success in this role.
Responsibilities
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Contribute to the design and development of company-wide web applications and libraries.
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Lead efforts to design, architect, and implement new software components.
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Independently manage project activities related to builds and deployments.
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Create and maintain software tests to ensure functionality and quality.
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Develop design documentation for new software and subsequent versions.
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Identify opportunities to improve and optimize applications.
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Collaborate with business analysts or product managers to understand new requirements.
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Support and mentor developers on JavaScript/web concepts.
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Adhere to team guidelines for quality and consistency.
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Follow company software development processes and standards.
⠀Knowledge and Experience
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Bachelor’s degree in computer science; graduate degree preferred.
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5+ years of advanced JavaScript and functional programming experience.
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3+ years of advanced CSS experience.
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2+ years of HTML5 techniques.
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Experience with iterative/test-driven development, code refactoring, and continuous integration.
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Experience with at least one JavaScript framework (e.g., React, Vue.js, Angular).
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Experience with client-side testing tools (e.g., React-Testing-Library, Jest, Enzyme).
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Familiarity with unit/e2e/accessibility testing and debugging workflows
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Experience with server-side technologies such as Node.js.
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Strong understanding of browser quirks and cross-browser optimization.
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Passion for learning new technologies and adapting to fast-paced environments.
⠀Preferred Skills
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React
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Redux
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TypeScript
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Modern JavaScript language features (ES6+)
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CSS-in-JS (e.g., Emotion), Tailwind, LESS, or SASS
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RESTful design concepts and JSON-pure APIs
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Webpack / Vitejs (or similar)
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Babel.js
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Node.js (npm)
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Git
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SDLC processes
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Electron
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Knowledge of RAG / MCP / LLM technologies
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Familiarity with AI-assisted development tools and processes (e.g. CoPilot, Cursor)
-: Intercontinental Exchange, Inc. is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to legally protected characteristics.
