Principal AI Software Engineer - Java

Lucas Group

📍 Westlake, Texas, United States 💼 Contract 🕒 Posted June 19, 2026

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Job Description

Title: Principal AI Software Engineer - Java 
Location: Westlake, TX - Onsite

Type: Contract to Hire 
Position Overview:

Our client is scaling their global engineering organization and hiring multiple Principal Engineers to lead a large modernization effort of their Core Platform. This includes rewriting the core Application using a modern cloud‑native architecture, while simultaneously adding agentic AI capabilities to existing SaaS products.
These roles are 100% hands‑on, with direct ownership over architecture, coding, design patterns, and technical leadership.
Responsibilities:
Lead the rewrite of the core platform using Java/Spring and AWS.

Architect and build cloud‑native services with event‑driven patterns and strong reliability.

Design and implement AI‑driven agentic automation flows in existing SaaS products.

Use AI tools (Claude Code, Copilot, Cursor) to accelerate development.
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Job Details

Location Westlake, Texas
Job Type Contract
Category Computer Occupations
Posted Date June 19, 2026
Application Deadline July 29, 2026