Principal Software Engineer (AI Engineering)

Posted 8 Hours Ago
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Dublin, IRL
In-Office
Entry level
Fintech
The Role
Develops and delivers leading-edge AI capabilities for engineering teams within Fidelity Architecture and Engineering. The role involves building AI-driven workflows, using AI tooling, applying software engineering best practices, exploring emerging technologies, contributing to open-source initiatives, and collaborating across multidisciplinary teams.
Summary Generated by Built In
Job Description:

The Role


As a Principal Software Engineer you will work within highly collaborative, multi-functional team committed to improving the value of our technology solutions by delivery leading edge AI capabilities to our engineering teams. Our team blend deep technology & business expertise with a passion for exploring and implementing new emerging technologies while working in an open and transparent way. We are passionate about opensource contribution, sharing our expertise and knowledge with the engineering community, participating in foundations like FINOS while embracing a continuous learning approach support by a dedicated learning day each week. 


The Expertise and Skills You Bring


  • Hands-on experience in 2 or more languages (Python, Go, Javascript, Rust etc.)
  • Hands-on experience with AI based tooling (GitHub Copilot, Claude code etc)
  • Advocate for software engineering best practices and principles. 
  • Passionate for new AI technologies
  • Passion for a continuous learning culture.

Bonus skills


  • Experience building Agents, Skills or AI driven workflows.

The Team

This is an opportunity for a highly motivated Software Engineer to join Fidelity Architecture and Engineering (FAE) and work in a diverse, open and transparent culture where you will contribute to powering the next generation of Fidelity’s digital services through innovative solutions using the latest cloud native technologies and leading-edge engineering practices.


Company Overview

At Fidelity, we are passionate about making our financial expertise broadly accessible and effective in helping people live the lives they want! We are a privately held company that places a high degree of value in creating and nurturing a work environment that attracts the best talent and reflects our commitment to our associates. We are proud of our diverse and inclusive workplace where we respect and value our associates for their unique perspectives and experiences. For information about working at Fidelity, visit FidelityCareers.com. Fidelity Investments is an equal opportunity employer.

Fidelity will reasonably accommodate applicants with disabilities who need adjustments to complete the application or interview process. Please email us at [email protected] or call 800-835-5099, prompt 2, option 2 if you would like to request an accommodation.



Category:Information Technology

Skills Required

  • Hands-on experience with two or more programming languages, such as Python, Go, JavaScript, or Rust
  • Hands-on experience with AI-based tooling, such as GitHub Copilot or Claude Code
  • Knowledge and advocacy of software engineering best practices and principles
  • Passion for new AI technologies and continuous learning
  • Experience building AI agents, skills, or AI-driven workflows

Fidelity Investments Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Fidelity Investments and has not been reviewed or approved by Fidelity Investments.

  • Strong & Reliable Incentives — Bonuses, commissions, and profit-sharing are presented as generous and meaningful components of total compensation, with certain roles achieving high total earnings through multiple pay streams. Variable pay is consistently framed as a positive contributor beyond base salary.
  • Retirement Support — A 401(k) match up to 7% alongside additional profit-sharing up to 10% materially enhances long-term compensation. These retirement features are highlighted as standout strengths of the overall package.
  • Parental & Family Support — Generous paid parental leave (16 weeks maternity, 12 weeks parental), backup dependent care, and adoption assistance provide robust family support. Hybrid work and caregiving resources further ease family responsibilities.

Fidelity Investments Insights

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The Company
HQ: Boston, MA
58,848 Employees
Year Founded: 1946

What We Do

At Fidelity, our goal is to make financial expertise broadly accessible and effective in helping people live the lives they want. We do this by focusing on a diverse set of customers: - from 23 million people investing their life savings, to 20,000 businesses managing their employee benefits to 10,000 advisors needing innovative technology to invest their clients’ money. We offer investment management, retirement planning, portfolio guidance, brokerage, and many other financial products. Privately held for nearly 70 years, we’ve always believed by providing investors with access to the information and expertise, we can help them achieve better results. That’s been our approach- innovative yet personal, compassionate yet responsible, grounded by a tireless work ethic—it is the heart of the Fidelity way.

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