Lead Front End Developer
About The Position
Intercontinental Exchange (ICE) is seeking a Lead 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. The role increasingly involves coordinating development workflows across AI-assisted tools and agents, and contributing beyond code to requirements definition, technical design, and testing strategy. Passion, discretion, analytical thinking, and independent judgment are key to success in this role.
Requirements
- Bachelor’s degree in computer science; graduate degree preferred.
- 5+ years of advanced JavaScript and functional programming experience.
- Advanced experience working with modern CSS.
- Strong proficiency with HTML5 and contemporary front‑end techniques.
- Experience with iterative/test-driven development, code refactoring, and continuous integration.
- Experience with at least one JavaScript framework (e.g., React, Vue.js, Angular).
- Experience with client-side testing tools (e.g., React-Testing-Library, Jest, Enzyme).
- Familiarity with unit/e2e/accessibility testing and debugging workflows
- Experience with server-side technologies such as Node.js.
- Strong understanding of browser quirks and cross-browser optimization.
- Strong technical writing skills, with the ability to clearly articulate requirements, design decisions, and architectural rationale.
- Experience participating in or leading activities across the full SDLC, including requirements analysis, design, testing, and deployment.
- Ability to effectively direct and review output from AI-assisted development tools and agents.
- Passion for learning new technologies and adapting to fast-paced environments.
Nice To Haves
- Knowledge of React, Redux, TypeScript, and modern JavaScript (ES6+).
- Experience with modern styling tools such as Emotion, Tailwind, LESS, or SASS.
- Understanding of RESTful API design and JSON-based integrations.
- Familiarity with build/tooling frameworks: Webpack or Vite, Babel, Node.js (npm), and Git.
- Experience with Electron.
- Exposure to AI-assisted development workflows (e.g., Claude, Copilot, Cursor) and familiarity with concepts such as RAG, MCP, or LLM integration
- Experience writing technical documentation, design specifications, or architecture proposals
Responsibilities
- Contribute to the design and development of company-wide web applications and libraries.
- Lead efforts to design, architect, and implement new software components.
- Independently manage project activities related to builds and deployments.
- Create and maintain software tests to ensure functionality and quality.
- Develop design documentation for new software and subsequent versions.
- Identify opportunities to improve and optimize applications.
- Collaborate with business analysts or product managers to understand new requirements.
- Support and mentor developers on JavaScript/web concepts, effective use of AI-assisted development tools, and technical communication best practices.
- Adhere to team guidelines for quality and consistency.
- Follow company software development processes and standards.
- Author and maintain technical design documents, architecture decision records, and requirements specifications.
- Coordinate development activities across AI-assisted tools and agents to accelerate delivery and maintain quality.
- Participate in the full software development lifecycle, including requirements gathering, design, development, testing, and deployment.
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
