Principal / Senior Software Engineer is open at Flagship Pioneering, Inc. in Cambridge, MA USA. The posting gives a salary of $108K - $209K. Posted on Jul 30, 2026, and still on Flagship Pioneering, Inc.’s careers page when we last checked, on Nov 15, 2026.
About the role
We are seeking an experienced, creative, and talented Principal / Senior Software Engineer. The ideal candidate will have a strong background in software and product development, with the ability to lead projects and communicate effectively across teams and with ML researchers. Key Responsibilities Lead the design and development of customer-facing features across the front-end and back-end application stack…
The opening lines of the posting. The rest is on Flagship Pioneering, Inc.’s careers page.
Hiring at Flagship Pioneering, Inc.
Flagship Pioneering, Inc. has 100 open roles right now. Most are in Data & Research, Engineering and Operations. The median advertised salary across its roles with a published range is $176K. See all its roles
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