Technical Lead /Architect - C# .NET Desktop Trading Application

Job Description:

Note: Fidelity will not provide immigration sponsorship for this position.

Technical Lead /Architect - C# .NET Desktop Trading Application

The Role

Are you interested in serving the needs of millions of customers by building the best-in-class digital experience that helps them in financial planning, investing, and retirement solutions? Our architecture team supports the development of advanced trading desktop applications and platforms. If you are passionate about customer experience, delivering world-class advanced trading systems, and working in a diverse environment, we want you to bring your expertise to our team!

The Expertise and Skills You Bring

You have a passion for technology and can navigate your way across complex and rapidly changing landscapes by staying on top of latest trends and thrive by sharing knowledge.

• Proven experience in designing high performance customer facing desktop applications.
• A track record of designing and building sophisticated architecture that supports complex and rich client applications.
• Expert knowledge in client-side technologies with focus on Microsoft tech stacks. MUST have hands-on expertise with .NET (v9) C# and XAML.
• Experienced with the tools of the trade including a variety of modern programming languages, patterns, and frameworks
• Experience in leading, defining and implementing application architecture that aligns with best practices and proven standards
• Well versed in complete development life cycle including CI/CD practices and performance testing and toning of applications.
• An expert communicator and technical expert, able to effectively communicate technical ideas, lead and drive technical conversations to solutions
• A Bachelor's degree or equivalent experience in Computer Science or a related field

The Team

At Fidelity, we are dedicated to delivering outstanding digital experiences for our clients. As a member of the Fidelity Architecture & Engineering team supporting the Active Trader products, you will play a pivotal role in crafting the future of our digital offerings. We are a collaborative group driven by innovation, working closely with partners throughout the organization to ensure seamless user experiences.

By joining our team, you will join our ongoing architecture and development efforts. You will work closely with product and engineering teams to influence technology choices and provide technical leadership. Together, we will deliver innovative solutions that meet the evolving needs of our customers.

Most roles at Fidelity are Hybrid, requiring associates to work onsite every other week (all business days, M-F) in a Fidelity office. This does not apply to Remote or fully Onsite roles.

Note: If you are a FINRA registered internal employee who is considering moving to a non-licensed role, you may want to proactively have a conversation with the hiring manager to understand the potential impact to your registrations before a final hiring decision is made.

Certifications:

Category:

Information Technology
Most roles at Fidelity are Hybrid, requiring associates to work onsite every other week (all business days, M-F) in a Fidelity office. This does not apply to Remote or fully Onsite roles.

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.

Client-provided location(s): Salt Lake City, UT, Durham, NC, North Smithfield, RI, Merrimack, NH, Westlake, TX

Job ID: Fidelity-2122824

Employment Type: OTHER

Posted: 2026-02-06T18:50:22