Principal Performance Engineer

About the role

The Principal Performance Engineer will play a crucial role in building and maintaining high-performance systems at Fidelity Stock Transfer. Reporting directly to the Engineering Manager, this individual will work closely with cross-functional teams to ensure that the systems meet both functional and non-functional requirements.

Responsibilities

• Design, develop, and maintain robust, scalable, and performant services using Spring Boot and other relevant technologies.
• Execute performance/load tests using k6, Gatling, JMeter, or similar tools to identify bottlenecks and optimize system performance.
• Collaborate with the team to design and implement CI/CD pipelines and test automation scripts.
• Work with observability tools to monitor and improve system performance and reliability.
• Bridge the gap between functional correctness and non-functional requirements, influencing design decisions based on performance insights.
• Improve existing codebases and contribute to the overall quality of the engineering team's work.

Requirements

• Strong Java development experience.
• Hands-on experience with Spring Boot and other relevant technologies.
• Solid understanding of RESTful APIs and distributed systems.
• Experience designing and executing performance/load tests.
• Strong debugging and profiling skills.
• Experience with k6, Gatling, JMeter, or similar performance testing tools.
• Familiarity with Node.js and frontend technologies like Angular and React.
• Experience with CI/CD pipelines and test automation.
• Knowledge of cloud-native applications (containers, microservices).
• Experience testing cloud-native applications.
• Understanding of observability tools (metrics, logging, tracing).
• Experience working in Agile/Scrum development environments.
• A developer-first mindset with a strong interest in performance engineering.
• Excellent verbal and written communication skills.

Qualifications

• Minimum 5 years of professional software development experience.
• Proven track record of delivering high-quality, performant systems.
• Experience with performance testing tools and methodologies.
• Strong problem-solving and analytical skills.
• Ability to work independently and as part of a team.
• Passion for continuous improvement and innovation.

Skills

• Java development skills.
• Spring Boot expertise.
• RESTful API design and implementation.
• Performance/load testing.
• CI/CD pipeline setup and maintenance.
• Observability tool usage.
• Agile/Scrum methodology.

Benefits

• Competitive compensation package.
• Flexible working arrangements.
• Opportunities for career growth and advancement.
• Health and wellness programs.
• Professional development opportunities.

Pay

Compensation is competitive and commensurate with experience.

Schedule

This role is currently available on a full-time, onsite basis. However, the company is transitioning to a full-time onsite working model through a phased rollout across regions and roles.

Please note 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.