Principal Front Office Engineer - Investment Innovation, Integration & Trading
Liberty Mutual · Boston, MA, US
About this role
**About the Role** Liberty Mutual Investments Technology is seeking a **Principal Front-Office Engineer** to serve as the technical lead embedded within the **Investment Innovation, Integration & Trading (I3T)** team. You’ll design and implement small-scale proofs of concept and prototypes that support fixed income portfolio analytics, improve investment analysis, develop **AI-enabled workflows**, and enhance **reporting systems and processes**. You’ll partner closely with analysts and investment teams to help them use AI more effectively—building artifacts in a more technically sound way—and then scaling those prototypes into **production-ready applications**. This is a hands-on role for a software architect and builder who enjoys rapid iteration and delivering quality solutions. **Location / Work Model** - **Boston-based** - **Hybrid**: 3 days per week in office --- **What You’ll Do** - Lead design and implementation of prototypes and production systems for analytics, reporting, and investment decision-making - Build robust full-stack tools that scale from AI-developed prototypes to quality applications - Develop and maintain data-driven workflows and reporting processes - Collaborate with business stakeholders to translate AI-generated artifacts into production-ready solutions --- **Qualifications** - Strong problem-solving skills; can think critically and work independently with minimal handholding - Excellent communication skills with the ability to explain complex ideas to technical and non-technical stakeholders - Strong attention to detail and ability to manage multiple priorities in a fast-paced environment - **Full-stack development** experience with **8+ years** programming in **Python** - Proficiency with key Python libraries: **pandas**, **NumPy** - **Strong SQL** skills - Experience with **Bloomberg BQuant** is strongly preferred - Writing/maintaining **BQL** queries - Using **PyBQL** and working within the Bloomberg data ecosystem - Front-end development and UX experience required - Pythonic front-end/data visualization libraries preferred (e.g., **Plotly**, **Dash**) - **Git** experience required - Experience with agentic programming tools (e.g., **GitHub Copilot**, **Claude**) required - Experience developing applications for investment management firms or financial services is a plus - Familiarity with financial data platforms/databases (e.g., **Bloomberg, FactSet, Aladdin, eFront, Moody’s**) is strongly preferred - Preferred: statistical/time-series analysis with libraries such as **scikit-learn**, **SciPy**, **cvxpy** - Foundational knowledge of financial markets, including **fixed income**, **private equity**, and **private credit** --- **Education** - Bachelor’s or Master’s degree in a technical or business discipline, **or equivalent experience** --- **Compensation & Benefits** - Pay philosophy and salary range depend on factors including skills, experience, education, certifications, and location - Liberty Mutual offers comprehensive benefits, workplace flexibility, professional development, and Employee Resource Groups --- **Equal Opportunity Employer** Liberty Mutual is an equal opportunity employer and does not tolerate discrimination on protected bases.
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