Principal Back-End Engineer (Python)

Join FFIO Technology at Fidelity Investments as a Principal Back-End Engineer (Python) where you'll be at the forefront of platform modernization and cutting-edge technology. This role offers an exciting opportunity to work on cloud-native applications, develop APIs, and enhance Analytics Calculation Engines that handle billions of computations daily.

The position is part of the FFIO technology team, which crafts and maintains technology solutions supporting Fidelity's accounting and investment management services. You'll specifically work with the Performance Attribution team, responsible for producing daily transaction-based attribution analytics at the holdings level, serving Senior Investment Staff, Portfolio Managers, and other key stakeholders.

As a Principal Back-End Engineer, you'll leverage your expertise in Python, Java, and cloud technologies to build and maintain critical systems. The role requires a strong background in financial services, particularly in Portfolio Accounting and Reference data. You'll work in small, multi-functional squads, collaborating closely with attribution analysts to extend and modernize the platform.

The position offers comprehensive benefits including 401(k) with company match, medical/dental/vision coverage, generous parental leave, and student loan assistance. Fidelity's hybrid working model combines the best of both onsite and remote work, requiring onsite presence every other week.

This is an excellent opportunity for a seasoned engineer who wants to make a significant impact in financial technology while working with a respected industry leader. The role combines technical challenges with business-critical responsibilities, offering both professional growth and the chance to contribute to systems used by thousands of investment professionals.