FMR

Principal Full Stack Engineer – AI Technology

United States · Work style not stated · Full time

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About the role

Description from the employer’s posting. Check the employer’s page for the current version.

EmployerFMR
LocationUnited States
Work styleWork style not stated
Employment typeFull time
Employer posted6 Oct 2026

Fidelity will not provide immigration sponsorship for this position.

Job Description:

We are looking for an experienced Principal Full Stack Engineer to build scalable AI capabilities for Fidelity Wealth. In this role, you will partner with business, product, architecture, data, and platform teams to turn Wealth priorities into secure, reliable solutions that help advisors work more effectively and improve customer experiences.

The Expertise You Bring

Strong technical judgment and the ability to navigate evolving technology landscapes.
A builder mindset, with experience turning ideas into working prototypes and production-ready solutions.
Curiosity, initiative, and a willingness to challenge assumptions and ask thoughtful questions.
Experience with modern programming languages, frameworks, algorithms, data structures, and design patterns.
A test-first approach and commitment to quality engineering practices.
Clear communication skills and the technical depth to lead meaningful design discussions.
A track record of mentoring engineers, owning issues, and delivering end-to-end solutions.

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The Skills You Bring

Bachelor’s degree or equivalent experience with 8 plus years of software engineering experience, or a master’s degree with 6 plus years of experience.
Strong understanding of software architecture and design patterns for scalable, resilient systems.
Proven experience with at least one modern language, such as Python, Node.js, or Java.
Hands-on experience with cloud platforms such as AWS, Azure, or Google Cloud.
Experience using GenAI tools such as GitHub Copilot, Gemini, or Claude.
Strong problem-solving skills, sound judgment, and a growth mindset.
Ability to collaborate effectively, embrace feedback, and deliver on commitments.

Fidelity’s Onsite Working Model
Fidelity is transitioning to a full-time onsite working model through a phased rollout across regions and roles. Currently, some roles and locations require 100% onsite presence, while others require less. Onsite expectations are likely to evolve as the rollout continues. This transition does not apply to fully remote roles.

The base salary range for this position is $107,000-216,000 USD per year.

Placement in the range will vary based on job responsibilities and scope, geographic location, candidate’s relevant experience, and other factors.

Base salary is only part of the total compensation package. Depending on the position and eligibility requirements, the offer package may also include bonus or other variable compensation.

We offer a wide range of benefits to meet your evolving needs and help you live your best life at work and at home. These benefits include comprehensive health care coverage and emotional well-being support, market-leading retirement, generous paid time off and parental leave, charitable giving employee match program, and educational assistance including student loan repayment, tuition reimbursement, and learning resources to develop your career. Note, the application window closes when the position is filled or unposted.

Please be advised that Fidelity’s business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.

Certifications:

Category:

Information Technology

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