Principal Performance Engineer

Fidelity Investments Inc.; North Carolina; On-site; USD 140,000 - 210,000; Full time

Job summary

Fidelity Labs, Fidelity Investments' in‑house fintech incubator, seeks a Principal Performance Engineer to lead hands‑on performance exploration and architecture for world‑class end‑to‑end systems. You will design, implement, and optimize scalable services and pipelines, bridging functional and non‑functional requirements.

Join a collaborative team focused on performance insights, observability, and rapid iteration in a fast‑paced Agile environment.

Qualifications

• Strong Java development experience.
• Hands‑on experience building and maintaining services using Spring Boot.
• Solid understanding of RESTful APIs and distributed systems.
• Experience designing and executing performance/load tests.
• Strong debugging and profiling skills.
• Ability to read, write, and improve production-quality code.
• Experience with performance testing tools like k6, Gatling, or JMeter.
• Familiarity with Node.js and frontend frameworks like Angular or React.

Skills

Java development

Spring Boot

RESTful APIs

Performance testing

Debugging & profiling

Production-quality code

Performance engineering mindset

Agile/Scrum

Cloud-native apps

Observability

Tools

k6

Gatling

JMeter

Node.js

Angular

React

CI/CD pipelines

Job description

Fidelity will not provide immigration sponsorship for this position.

Job Description:

The Role

Fidelity Stock Transfer (FST) in Fidelity Labs is looking for a Principal Performance Engineer to join us. As a key member of a growing engineering team, this role will be hands‑on building the technology and architecture of world class end‑to‑end systems. Learn more about FST at fidelitystocktransfer.com

The Expertise You Have

• Strong Java development experience
• Hands‑on experience building and maintaining services using Spring Boot
• Solid understanding of RESTful APIs and distributed systems
• Experience designing and executing performance/load tests
• Strong debugging and profiling skills
• Ability to read, write, and improve production-quality code
• Experience with k6, Gatling, JMeter, or similar performance testing tools
• Familiarity with Node.js
• Frontend experience with Angular and/or React
• Understanding of CI/CD pipelines and test automation
• Experience testing cloud‑native applications (containers, microservices)
• Knowledge of observability tools (metrics, logging, tracing)
• Experience working in Agile/Scrum development environments
• A developer‑first mindset with a strong interest in performance engineering
• Someone who can bridge the gap between functional correctness and non‑functional requirements
• A collaborative engineer who can influence design decisions based on performance insights
• Comfort stepping into existing codebases and improving them
• You build positive relationships with other team members and have excellent verbal and written communication.

The Team

We are Fidelity Labs, Fidelity Investments' in‑house fintech incubator with a mission to build new businesses to drive growth for Fidelity. We seek to shape the future of our industry by building new products and services to improve the lives of the diverse set of customers, businesses and financial institutions we serve.

Fidelity Labs is a dynamic workplace that combines the best parts of startup life-building from scratch, adapting quickly, and moon‑shot ambition with the scale and stability of an industry leader. We provide a safe space for startup teams to explore new business ideas, quickly test them with customers, and scale the most promising concepts within an existing business unit, or as a new venture.

This opportunity is brought to you by Fidelity Labs. Learn more at labs.fidelity.com.

#fidelitylabs

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.

Category:

Information Technology

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-regulated organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.