JobsPrincipal Full Stack Engineer
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Principal Full Stack Engineer

Fidelity

Location

Merrimack, NH, Westlake, TX

Type

Full-time

Posted

6/7/2026

Compensation

Not listed

Undergraduate with 5+ Years of Experience
Approval 99.8%·Filings 1,603·New hires 169·
💎 Strong Sponsor
·FY 2025

Job description

The Fidelity Trade Management Engineering (TME) group is seeking a seasoned engineer to enhance its brokerage platform's order management and trade processing system. This fast-paced team focuses on cutting-edge technologies to deliver low latency and high throughput trading solutions. The ideal candidate will be versatile, eager to tackle new challenges, and committed to collaborative problem-solving. A positive approach to leadership and teamwork is essential as the team pushes technology forward.

Requirements

  • Bachelor's degree in Computer Science, Engineering, Information Technology or equivalent, with a preference for advanced study.
  • Minimum 8 years of software design, development and performance testing experience.
  • Deep hands-on experience in Software Performance Engineering.
  • Demonstrated skill in Java, Spring, Python, and Linux.
  • Hands-on experience using tools like jMeter for software benchmarking.
  • Willingness to guide and mentor junior team members.
  • Previous exposure to trading systems or brokerage technology.
  • Knowledge of the FIX protocol is a plus.

Responsibilities

  • Collaborate with teams to build a highly scalable and resilient trading platform.
  • Deliver high quality, timely, cost-effective, and maintainable software solutions in an agile environment.
  • Contribute to the improvement of engineering practices such as code and design reviews.
  • Work with squad lead and team tech lead to design and implement novel solutions.
  • Present complex technical solutions and ideas to management and stakeholders.
  • Develop an understanding of the business domain and contribute to technology discussions.
  • Investigate creative practices and help decide how to apply them within the team.

Benefits

  • Fidelity offers competitive compensation, annual bonuses, retirement contributions, comprehensive healthcare coverage, parental leave, tuition assistance, wellness programs, and extensive professional development opportunities.

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