Principal Software Engineer

Xometry·Lexington, KY·Posted 17 September 2026

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About the role

Xometry (NASDAQ: XMTR) powers the industries of today and tomorrow by connecting the people with big ideas to the manufacturers who can bring them to life. Xometry’s digital marketplace gives manufacturers the critical resources they need to grow their business while also making it easy for buyers at Fortune 1000 companies to tap into global manufacturing capacity. Xometry is looking for a Principal Software Engineer to join our Partner Ecosystems team. This team builds the high-performance integration layer that embeds Xometry’s AI-native marketplace directly into the world’s leading CAD and PLM platforms. You will be the primary technical architect for our landmark partnership with a major enterprise partner. This is not a standard plug-in project; you will be responsible for extracting Xometry’s core AI engines (DFM and IQE) and natively embedding them into our partner's core digital ecosystems. Your work will enable a "science fiction speed" workflow where designers receive real-time manufacturability and pricing feedback on native 3D geometry without ever leaving their primary design environment. This role requires a hybrid schedule (3 days a week) at our North Bethesda, MD…

This is a summary of the advert. The full description and the application are on Xometry's careers site.

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