Principal Software Engineer

At Franklin Templeton, we’re advancing our industry forward by developing new and innovative ways to help our clients achieve their investment goals. Our dynamic firm spans asset management, wealth management, and fintech, offering many ways to help investors make progress toward their goals. Our talented teams working around the globe bring expertise that’s both broad and unique. From our welcoming, inclusive, and flexible culture to our global and diverse business, we provide opportunities to help you reach your potential while helping our clients reach theirs.

Come join us in delivering better outcomes for our clients around the world!

The Mosai

Q team delivers a unified data and compute platform for investment professionals, providing access to diverse financial datasets through flexible APIs. The platform supports customized data access based on client needs, contracts, and SLAs. The team builds and operates a factor modeling framework for advanced portfolio management, using both proprietary and client data. Mosai

Q also provides managed hosting for custom applications, focusing on performance, scalability, and production support. Team members work cross-functionally to ensure reliable infrastructure, trusted data, and scalable analytics capabilities that support investment decision‑making. Joining the team offers exposure to complex financial systems, large‑scale data platforms, and meaningful impact on investment decision‑making.

• Design, develop, and maintain the Mosai
  
  Q data and compute platform.
• Define and lead application programming interface architecture.
• Collaborate with cross‑functional teams to translate requirements into solutions.
• Optimize structured and unstructured database performance.
• Build and maintain RESTful application programming interfaces.
• Deploy, monitor, and support backend services.
• Mentor engineers and review code quality.
• Evaluate new technologies to improve the platform.

• 15+ years of progressive software development experience.
• 10+ years of backend development using Python.
• 5+ years in an engineering leadership role.

• Master’s degree in Computer Science, Engineering, or related field.

• Strong SQL and No
  
  SQL database expertise.
• Advanced API and distributed systems design experience.
• Hands‑on experience with gRPC, JSON/RPC, and RESTful services.
• Containerization and orchestration using Docker and Kubernetes.
• Backend development on Linux environments.

• Strong analytical and problem‑solving abilities.
• Effective cross‑functional communication skills.

This is a hybrid position based in the NYC or California area, with three days in the office. Standard working hours and flexible scheduling details will be shared during the hiring process.

Franklin Templeton offers employees a competitive and valuable range of total rewards—monetary and non‑monetary—to support their well‑being and recognize their time, talents, and results. Along with base compensation, employees are eligible for an annual discretionary bonus, a 401(k) plan with a generous match, and recognition rewards. We also offer a comprehensive benefits package, which includes a range of competitive healthcare options, insurance, and disability benefits, employee stock investment program, learning resources, career development programs, reimbursement for certain education expenses, paid time off (vacation / holidays / sick / leave / parental & caregiving leave / bereavement / volunteering / floating holidays) and a motivational wellbeing program.

The annual salary range for this position is $165,000–$222,000 depending on location and level of relevant experience, plus discretionary bonus.

• Three weeks paid time off the first year
• Medical, dental and vision insurance
• 401(k) Retirement Plan with 85% company match on your pre‑tax and/or Roth contributions, up to the IRS limits
• Employee Stock Investment Program
• Tuition Assistance Program
• Purchase of company funds with no sales charge
• Onsite fitness center and recreation center*
• Onsite…