Summer Internship Program 2027 - Integration Intern

Intercontinental Exchange Holdings, Inc.; Jacksonville (FL); On-site; USD 25,000 - 39,000; Full time

Job summary

Intercontinental Exchange, Inc. in Jacksonville invites a motivated intern to work with our engineering teams on core platform services that support internal and external users relying on secure, documented integrations.

The internship emphasizes hands-on development, testing, and collaboration across finance, technology, and mortgage domains. You will assist in API design, testing, runbooks, and documentation, while gaining exposure to REST APIs, JSON, OAuth, and security best practices through

Qualifications

• Must be currently enrolled in a degree program and advancing to junior year.
• Familiarity with REST APIs, JSON, and HTTP fundamentals.
• Experience with API tools such as ReadyAPI, Postman, or Swagger/OpenAPI.
• Basic knowledge of SQL and API security concepts (OAuth, tokens, rate limiting).
• Strong problem-solving skills and attention to detail.

Responsibilities

• Support development, testing, and enhancement of API services across the mortgage servicing platform.
• Assist with API design, versioning, policies, and developer-facing materials.
• Write and maintain unit, integration, and automated API tests.
• Help investigate defects, review logs and monitoring data, and participate in sprint ceremonies.
• Prepare technical documentation such as runbooks and API usage guides; deliver a final project presentation.

Skills

REST APIs

JSON

HTTP fundamentals

Problem solving

Education

Enrolled in accredited university (undergrad)

Tools

ReadyAPI

Postman

Swagger/OpenAPI

Job description

Job Description

The ICE Internship Program offers a dynamic opportunity to combine hands‑on, impactful work on projects that shape our business, alongside practical career and professional development. You’ll build meaningful connections, strengthen your interpersonal skills, and contribute in ways that truly make a difference.

Beyond your day‑to‑day responsibilities, you’ll participate in weekly sessions led by industry leaders, connect with fellow interns, and deepen your understanding of the financial services, technology, and mortgage industries.

The Integration Intern will work alongside experienced engineers on core platform services that support internal teams and external clients who depend on reliable, secure, and well‑documented integrations.

Responsibilities

• Support the development, testing, and enhancement of API services across the mortgage servicing platform
• Assist with API design and documentation, including versioning, policies, and developer‑facing materials
• Write and maintain unit, integration, and automated API tests
• Help investigate defects, review logs and monitoring data, and contribute to sprint ceremonies
• Prepare technical documentation such as runbooks and API usage guides, and deliver a final project presentation to team leadership

Knowledge and Experience

• Must be currently enrolled in a degree program at an accredited university and be at least advancing to their junior year of study
• Familiarity with REST APIs, JSON, and HTTP fundamentals
• Experience with API tools such as ReadyAPI, Postman, or Swagger/OpenAPI
• Basic knowledge of SQL and API security concepts (OAuth, tokens, rate limiting)
• Strong problem‑solving skills and attention to detail

Internship Program Schedule

To accommodate varying academic calendars, the ICE Internship Program offers two schedule options:

• Option 1: May 24, 2027 – August 6, 2027
• Option 2: June 7, 2027 – August 20, 2027

Candidates will be asked to select their preferred session during the application process.

Please Note: Interns must be available to work full‑time, five days a week, at our Jacksonville office for the entire duration of one of the designated program schedules. Partial participation or alternate dates cannot be accommodated.

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