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Senior Software Engineer - .NET​/C# ​/XAML Digital Experience

Job in Lake Charles area, Calcasieu Parish, Louisiana, 70669, USA
Listing for: Fidelity Investments
Full Time position
Listed on 2026-10-15
Job specializations:
  • Software Development
    Software Engineer, Full Stack Developer, Senior Developer
Job Description & How to Apply Below
Position: Senior Software Engineer - .NET / C# / XAML Digital Experience
Fidelity will not provide immigration sponsorship for this position.

Job Description:

The Team Software Engineer - Digital Experience 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 chapter comprises teams that work on desktop applications and platforms like Active Trader Pro. We're looking for product-aware engineers who are passionate, inquisitive, and responsible individuals to help us on our mission to deliver the best user experience to our customers.

The Purpose of Your Role Our teams build and contribute to Fidelity’s digital presence. As a desktop developer, you will help us build the desktop user experience and the underlying platforms needed to support our digital presence. You’ll work on building end to end features as part of our autonomous, cross functional teams. You’ll have the opportunity to contribute to own entire features from concept to deployment working on cross-functional teams.

You'll have the opportunity to contribute ideas to improve our products as well as develop your skills, learn new technologies and languages, and continue to learn. We're looking for highly motivated individuals who work well in a collaborative, iterative, and fast-paced environment.

The Expertise You Have 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.

Are a creator, a doer, and a disruptor who will help us solve real-life problems and meet real customer needs. You’ll be helping us build things, taking an idea, and creating rapid prototypes that are shippable and learn from real-life feedback.

Are comfortable to be a self-starter, who actively challenges status-quo, is curious and not afraid to ask Why and What if?

Are experienced with the tools of the trade including a variety of modern programming languages and frameworks

Care about cycle time and use CI/CD practices, tools to rapidly deploy changes to customers while minimizing risk using practices like A/B tests, blue-green deployments, and feature toggles

Stay on top of Algorithms, Data Structures and Design Patterns and love the challenge of building highly scalable systems that can support thousands of transactions/sec.

Have a mindset of test first development and are experienced in modern test frameworks. We believe in testing and that quality is everyone’s job.

Are data-driven and can measure, collect and use data to make decisions. We understand the value of intuition and the need to balance decisions accordingly.

Have strong communication skills and technical expertise to drive and participate in meaningful discussions.

The Skills You Bring Strong knowledge of HTTP based APIs, Networking and how the internet works.

Strong .Net/C#/XAML based applications expertise desired​Dev Ops, Automated Testing and Continuous Delivery Strong experience with application frameworks such as WPF, MAUI, Xamarin

Experience with Azure Dev Ops or Git Hub repository/pipelines and tools

Experience with performance tuning and memory utilization of desktop applications

Comfortable with Visual Design and Rapid Prototyping Expert at one IDE of choice (Visual Studio, Web Storm)
Unit testing and Automation Tools/Frameworks (MS Unit, NUnit, xUnit)
API Design and Development, Micro Services Architecture.

How Your Work Impacts the Organization We believe that diversity in background and experience will foster an inclusive and engaging work environment for our employees. This ultimately enables us to deliver a better product for our customers.

Being technically competent is only telling half the story. We…
Position Requirements
10+ Years work experience
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