Lead Developer

Intercontinental Exchange Holdings, Inc.•Atlanta, GA

1d•Onsite

About The Position

Intercontinental Exchange seeks a developer to design, build and own shared libraries, frameworks, and production applications from requirements through non-production deployment. Projects include platform software used by development teams across the company as well as customer-facing web and desktop applications that integrate with disparate systems using APIs, inter-process communication, and backend services. The ideal candidate demonstrates architectural and systems design skill, technical writing ability, and depth in JavaScript, CSS, HTML, and modern frameworks such as React, Redux, and TypeScript, with the judgment to direct and review AI-assisted development.

Requirements

Bachelor's degree in computer science (graduate degree preferred)
5+ years of JavaScript and functional programming experience, with the depth to design, evaluate, and correct production application code
Experience leading architectural and systems design for large-scale web applications and multi-process desktop systems
Full software development lifecycle ownership spanning requirements, design, development, test, and non-production deployment
Technical writing skills for requirements, design decisions, and architecture decision records
Ability to effectively direct and review output from AI-assisted development tools
Advanced experience with React and Redux
Strong proficiency with TypeScript
Experience designing and maintaining libraries or frameworks used by other development teams
Experience with desktop containers or multi-process application architectures
Advanced experience with modern CSS
Strong proficiency with HTML5 and contemporary front-end techniques
Experience with test-driven development and continuous integration
Client-side testing tools (React-Testing-Library, Jest, Enzyme)
Unit/e2e/accessibility testing and debugging workflows
Server-side technologies such as Node.js
Strong understanding of browser quirks and cross-browser optimization

Nice To Haves

Electron and Tauri frameworks
Rust language
MCP, including both use and implementation of MCP servers
Agent and harness design
Emotion and CSS-in-JS
Build frameworks: Webpack, Vite, Babel, Git
Exposure to AI-assisted development workflows (e.g., Claude, Copilot, Cursor)

Responsibilities

Own full software development lifecycle activities, including requirements, design, development, test, and non-production deployment
Lead architectural and systems design of new software components
Own and evolve the shared UI platform, including the component library, application framework, desktop container, and related libraries
Provide technical leadership and last-resort support on React, Redux, and related web and desktop technologies for consuming teams
Design and develop production desktop applications, including a central hub and inter-process communication with messaging-based APIs across application processes
Build and maintain an advanced AI agent/harness application, including MCP tools, resources, and prompts
Direct AI-assisted development and critically review generated code, tests, and documentation
Author requirements, technical design documents, and architecture decision records
Manage builds and non-production deployments independently
Create and maintain software tests ensuring functionality and quality
Identify optimization opportunities for applications
Follow company software development processes and standards