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# Principal Software Engineer

- **Company:** Liberty Mutual Insurance
- **Location:** Boston, MA, United States
- **Experience:** Expert
- **Salary:** $170,000.0 - $185,000.0
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), JavaScript (Programming Language), Application Programming Interfaces (APIs), Amazon Web Services, Code Review, Cyber Security, DevOps, MongoDB, Node.Js, NoSQL, Systems Development Life Cycle, Responsive Web Design, Software Engineering, TypeScript, Extensible Markup Language (XML), Test-Driven Development (TDD), Data Ingestion, ReactJS, Spring-boot, Microservices
- **Published:** June 29, 2026
- **Apply:** https://careers-libertymutual.icims.com/jobs/76350/principal-software-engineer/job?in_iframe=1

## About the Role

You must be authorized to work in the United States without employer sponsorship now or in the future. We will not sponsor employment visas. Candidates who will require future sponsorship, including candidates on CPT/OPT/STEMOPT who will require future sponsorship, are not eligible to apply., + Ten years of related software engineering experience

 + A comprehensive understanding of agile environments
 + Extensive knowledge of contemporary frameworks and emerging technologies
 + A history of practicing DevOps and SecOps
 + A strong background in business operations and strategies, including knowledge of global business, technology trends and the financial services industry
Skills

 + Solid negotiation, facilitation, consensus building and influencing capabilities
 + Ability to identify patterns and problems across teams and deliver effective solutions
 + Openness and adaptability to respond to fast-moving circumstances
 + A design thinking and test-driven development mindset
 + Excellent oral and written communication skills, and an aptitude for working in teams
Knowledge

 + Experience developing or architecting cloud-hosted, responsive web applications using Java, SpringBoot, AWS, ACORD
XML, React, Typescript, Node.js and MongoDB

 + Strong background in code review
 + High-level proficiency with client-side JavaScript frameworks, server-side frameworks, and NoSQL databases
 + Familiarity with event-based System of Engagement architectures and integration with API exposing microservices
 + Deep understanding of layered solutions and designs
 + Cognizance of security concerns, from access control and authentication to secured SDLC processes
 + Understanding of DCI/MDM systems, data ingestion and cloud-scale data sets, + A Bachelor's or Master's degree in a technical orbusiness discipline, or equivalent experience

## Description

As a Principal Software Engineer you will work with other software engineers, data engineers, solutions engineers, architects, managers, directors and vendors to help maintain our Claims and Policy Center application. You will work collaboratively with

remotely distributed team to develop, maintain and improve performance of application and/or software from user stories and technical/architectural specifications. You will analyze complex technical system problems and create innovative solutions that exceed expectations.


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