Principal Engineer, Full Stack Development

careers-ice; Jacksonville (FL); On-site; USD 130,000 - 190,000; Full time

Job summary

ICE Mortgage Technology in Jacksonville, FL is seeking a Principal Engineer to lead full stack development of mortgage servicing solutions. You will design APIs, develop front-end apps with React/Angular/Node.js, and implement secure, scalable back-end services in Python and Java (Spring Boot) while mentoring teammates and advancing CI/CD and cloud deployments.

You will also build AI capabilities using AWS Bedrock, model data for applications, and collaborate with UX and security teams to

Qualifications

• Master’s degree or equivalent in Computer Engineering or Computer Science.
• 7+ years of software development experience.
• Experience with Python, .NET/Java/Spring, and JavaScript.
• Experience with OAuth2, JWT, and related security standards.
• Experience with OpenAPI 3.0 (Swagger) and API documentation.
• Experience with OpenShift and microservices.
• CI/CD pipelines experience.
• Cloud experience with AWS or Azure.
• Strong SDLC with Agile and secure coding practices.

Responsibilities

• Provide technical leadership to software engineering staff.
• Design and develop APIs and full-stack solutions.
• Develop front-end apps using React, Angular, Node.js.
• Develop APIs with Python and Java (Spring Boot).
• Create data models for apps and databases.
• Write technical specs and test protocols (unit, component, scenario).
• Mentor junior developers and maintain documentation.
• Stay current with web development standards.

Skills

Python

Java/Spring

JavaScript

React

Angular

Node.js

OpenAPI

OAuth2

JWT

CI/CD

AWS

Azure

OpenShift

Security

SQL databases

Education

Master’s in CS

Tools

OpenShift

Swagger

Postman

Git

Azure DevOps

Job description

Overview

Job Purpose

ICE Mortgage Technology is digitizing and automating the entire real estate and housing finance lifecycle so critical data can flow seamlessly from one process to the next creating a better experience for the homeowner, lender, and servicer. We are providing configurable technology, extensive data and comprehensive analytics that span the entire loan life cycle.

The Principal Engineer, Full Stack Development will be responsible for designing, developing, and architecting solutions that enhance our mortgage servicing capabilities.

Responsibilities

• Provides technical leadership to software engineering staff in the development, testing, and implementation processes
• Receives general direction from management
• Designs and develops APIs necessary to affect front end functionality and/or be consumed by other partners
• Provides full stack design and development of projects involving application development, migrations, and additions to existing applications
• Develops front end applications utilizing React, Angular, Nodejs, etc. in close accord with a UX team and ensures the responsiveness of those applications
• Develops code libraries and APIs using Python and Java (Spring boot)
• Develops AI solutions using AWS Bedrock and related services
• Utilizes secure development practices which encompasses secure coding, testing, access control and secure deployment to build robust and resilient applications
• Designs and creates data models for applications and databases to persist them
• Participates in software design meetings and analyzes user needs to determine technical requirements
• Writes technical specifications based on conceptual design and stated business requirements
• Develops and/or reviews development of test protocols for testing application before user acceptance with an emphasis on automated Unit Tests, Component Tests, and Scenario Tests
• Completes documentation and procedures for installation and maintenance
• May mentor or guide work of less experienced software development staff
• Remains current on industry standards in web development
• Performs additional related duties as assigned

Knowledge and Experience

• A Master’s degree in Computer Engineering, Computer Science, or other related discipline; or equivalent combination of education and experience that is required for the specific job level
• 7+ years of experience in Software Development
• Experience working with development technologies including Python, .Net or Java/Spring, JavaScript and Python
• Experience with OAuth2, JWT, JWS, JWE, JWKS/certificates, signing and encryption
• Experience with Open API Specifications 3.0 (OAS or Swagger)
• Experience working with OpenShift container platform and developing microservices
• Experience with API documentation tools and formats, such as Swagger and Postman, to create API documentation that is comprehensive, accurate, and up to date
• Experience with modern front-end technologies such as React or Angular a plus
• Experience with RESTful services and SOAP Web services development
• Experience working with applications in the cloud such as AWS or Azure a plus
• Experience with Continuous Integration and Continuous Delivery (CI/CD) pipelines
• Experience with source code management tools such as Azure DevOps, TFS, Jira or Git
• Experience interacting with relational databases, such as MySQL, PostgreSQL, Oracle, or SQL Server
• Proficiency with development techniques such as Test-Driven Development, Unit Tests,
• Component Tests and/or Scenario Tests a plus
• Familiarity working in a Software Development Life Cycle (SDLC) leveraging Agile principles and AI Tools such as GitHub Copilot, Claude Code or Cursor
• Experience working with software security platforms such as Snyk, and remediating security vulnerabilities
• Excellent analytical, decision-making and problem-solving skills
• Must be able to multitask in a fast-paced environment with focus on timeliness, documentation, and communications with peers and business users alike
• Ability to communicate well both verbally and in writing to technical and non-technical audiences of various levels within ICE or outside the organization (executives, regulators,clients, etc.)
• Previous experience with people management is a plus

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