Jobs and Careers
LI

Principal Software Engineer

Liberty Mutual Insurance
Portsmouth, United StatesRemotefull_timeVerifiedPosted 19 Nov 2025

About the role

Description

  • Lead software engineer of the squad and influences the whole release train in innovation opportunities and technical direction.
  • Mentors less experienced engineers.
  • Develops component design and system/application architecture, sharing with other engineers to drive an effective approach.
  • Develops maintainable/scalable, effective, defect-free source code that meets business requirements and team standards.
  • Conducts automated test case development as well as drives overall automation strategy and coverage.
  • Leads Behavior Driven Development best practices and conversations to ensure a user-focused lens is considered when building software.
  • Identifies and implements appropriate continuous improvement opportunities.
  • Works directly with Product Owner to prioritize technical debt and cadence of features.
  • Contributes and influences technical alternatives considering future roadmap, Total Cost of Ownership, reusability, and flexibility in user needs.
  • This leader should be on the forefront of technical initiatives that drive the team and company forward while ensuring that business priorities are successfully released and continuously monitored.
  • Travel required up to 10%.
  • Telecommuting permitted up to 100%.

Qualifications

The position requires a bachelor’s degree, or foreign equivalent, in Business Administration, Applied Computer Science, or a related field and six (6) years of experience in the job offered or a Principal Software Engineer-related occupation. Employer will also accept a master’s degree, or foreign equivalent, in Business Administration, Applied Computer Science, or a related field and three (3) years of experience in the job offered or a Principal Software Engineer-related occupation.

Position also requires demonstrable experience with each of the following:

  • Highly proficient in software engineering languages and tools with experience in AWS, Java, Python, Typescript, JavaScript (NodeJS, Angular, React), Java/J2EE Spring Boot, Docker, Microservices, and Git.
  • Experience with event architecture, specifically RabbitMQ and Kafka.
  • Diverse in technologies and new technical architecture principles and concepts, especially ways to scale flexibly for large data volumes.
  • Strong understanding of database concepts including NoSQL using Mongo Atlas and SQL using Azure SQL.
  • Drives continuous improvement activities related to Total Cost of Ownership (TCO).
  • Layered systems architectures solutions and designs and shared software concepts.
  • Understanding and teaching principles of functional and system integration testing including unit testing.
  • IT concepts, strategies, methodologies.
  • DevOps principles including CI/CD pipeline including strong experience with Bamboo and driving optimal configuration of CI/CD.
  • Leading Agile software development concepts and processes including development lifecycle, Scrum, and Kanban.
  • Working with minimal requirements to perform technical analysis and complete work meeting business expectations.
  • Leading release readiness as well as change management.
  • Performing impact analysis and leading or delegating production support activities.
  • Making recommendations for design, defining design reasoning, and understanding potential impacts of design requirements.
  • Backlog tracking, influencing tech debt remediation, understanding burndown metrics, and promoting incremental delivery.
  • Travel required up to 10%.
  • Telecommuting permitted up to 100%.

REFER TO: To apply, please visit https://jobs.libertymutualgroup.com/, select “Search Jobs,” enter job requisition #2025-73273 in the “Job ID or Keywords” field, and submit resume. Alternatively, you may apply by submitting a resume via e-mail to RecruitLM@LibertyMutual.com. Reference requisition number in subject of e-mail.

About Us

Pay Philosophy: The typical starting salary range for this role is determined by a number of factors including skills, experience, education, certifications and location. The full salary range for this role reflects the competitive labor market value for all employees in these positions across the national market and provides an opportunity to progress as employees grow and develop within the role. Some roles at Liberty Mutual have a corresponding compensation plan which may include commission and/or bonus earnings at rates that vary based on multiple factors set forth in the compensation plan for the role. 

 

At Liberty Mutual, our goal is to create a workplace where everyone feels valued, supported, and can thrive. We build an environment that welcomes a wide range of perspectives and experiences, with inclusion embedded in eve

Apply for this role

Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.

Apply Now →Generate Application Kit

Free account required — sign up in 30s

Company

Liberty Mutual Insurance

View company profile →