Principal Engineer

United States of America, Eagan, Minnesota💼 Full-time🗓 2026-10-06 → 2026-10-07

Core

Lead the technical direction and development of high-performance, scalable tax and accounting software ecosystems and US tax compliance solutions.

Role type

Principal Engineer (Technical Leadership & Strategy)

Builds

Scalable web-based tax compliance products, AI-powered features, and cloud-native infrastructure.

Domain

Tax & Accounting / Enterprise Software / Cloud Infrastructure

Required skills

Software architecture, .Net stack, REST APIs, AI/GenAI (RAG, fine-tuning), Cloud infrastructure (AWS), Legacy modernization, Technical mentorship

Preferred skills

Production AI/ML integration, Intelligent automation, Test-driven development, Regulated system experience (via careerplan.io/jobs/JREQ204118-1-principal-engineer-at-thomsonreuters)

Technologies

.Net, ASP.Net, React, Angular, TypeScript, Node.js, Python, AWS (EC2, S3, Lambda, RDS), Containers

Responsibilities

Provide technical leadership and strategic direction for engineering teams; Identify and implement AI-powered product enhancements; Establish technical governance and coding standards; Modernize legacy web applications to cloud-native solutions; Troubleshoot complex technical issues; Represent the company as a technical expert in industry forums.

Seniority

Principal, hands-on IC with strategic oversight

About thomsonreuters

Thomson Reuters informs the way forward by bringing together the trusted content and technology that people and organizations need to make the right decisions. We serve professionals across legal, tax, accounting, compliance, government, and media. Our products combine highly specialized software and insights to empower professionals with the data, intelligence, and solutions needed to make informed decisions, and to help institutions in their pursuit of justice, truth, and transparency. Reuters, part of Thomson Reuters, is a world leading provider of trusted journalism and news.