Developer Jobs in Smithfield, RI

1 job found

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1mo ago

Principal Quant Developer

Fidelity Investments Smithfield, RI

Smithfield, RI

1mo ago Closed

$107k - $216k/yr Full time APIs Cplex DevOps

This position is no longer accepting applications (closed Aug 14, 2026).

Job Description

The Principal Quant Developer will join Fidelity Investments QRIT team to design, build, enhance, and support a portfolio optimization and backtesting ecosystem, working hands-on alongside software engineers and quantitative developers.

Location

Smithfield, RI (onsite)

Salary

USD 107,000 - 216,000 per yearly

Experience and Education

Minimum of 7 years of professional experience in financial services, with asset management experience preferred.

Education: Bachelor’s degree; Master’s degree preferred.

Responsibilities

Collaborate with quantitative research and investments teams to design, build, enhance, and support a comprehensive portfolio optimization and backtesting ecosystem.
Engage in hands-on development in partnership with a team of software engineers and quantitative developers.

Requirements

Minimum 7 years of professional experience in financial services, with asset management experience preferred.
Experience leveraging industry-scale optimization libraries such as Matlab Linear, Gurobi, Cplex, Axioma, and SciPy.
Proficiency in Python and microservices / RESTful APIs.
Proven ability to design highly scalable and low latency systems.
Experience with AWS cloud environment and working knowledge of CI/CD and DevOps.
Strong expertise in system architecture, design patterns, and software engineering fundamentals including OOP, functional programming, and data modeling.
Advanced understanding of data structures.
Portfolio construction and/or portfolio optimization experience is a plus.
Proven ability to capture requirements and formulate plans by partnering with stakeholders across the organization.
Strong communication, interpersonal, and relationship-building skills to influence decisions across Fidelity at all levels.
Bachelor’s degree in a computational field such as Computer Science; Master’s degree is preferred.

Technologies

Python
Matlab Linear
Gurobi
Cplex
Axioma
SciPy
RESTful APIs
Micro-services
AWS
CI/CD
DevOps

Benefits

Comprehensive health care coverage and emotional well-being support
Market-leading retirement
Generous paid time off and parental leave
Charitable giving employee match program
Educational assistance including student loan repayment, tuition reimbursement, and learning resources to develop your career

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