Senior Software Engineer

Fidelity Investments Inc.; Texas; On-site; USD 130,000 - 170,000; Full time

Job summary

Fidelity Investments in Westlake, TX seeks a Senior Software Engineer to advance our digital desktop experiences. You will own end-to-end features for Fidelity’s desktop platforms, collaborating with product, design, and backend teams to deliver scalable, high-quality software.

You’ll apply modern programming languages, testing practices, and DevOps culture to accelerate delivery and improve customer outcomes. Onsite work is required in Westlake, Texas.

Qualifications

• Experience with .NET/C#/XAML desktop apps.
• Proficiency with WPF, Xamarin.Forms, or .NET MAUI.
• Experience with Azure DevOps or GitHub pipelines.
• Familiar with CI/CD, testing, and automated validation.
• Strong communication and collaboration in cross-functional teams.

Responsibilities

• Develop desktop features from concept to deployment.
• Collaborate across autonomous cross-functional teams.
• Improve Fidelity's desktop apps and digital experience.

Tools

.NET/C#/XAML

HTTP APIs

Networking basics

Desktop frameworks (WPF/Xamarin/.NET MAUI)

Azure DevOps / GitHub pipelines

Performance tuning

Visual design & prototyping

Unit testing (MSUnit/NUnit/xUnit)

API design & microservices

DevOps / CI/CD

Job description

Senior Software Engineer### Senior Software EngineerApply: Westlake, TX: Full time: Posted Today: 2134706**Fidelity will not provide immigration sponsorship for this position.**## ## Job Description:**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 ProFidelity Trader+. 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 We’re Looking For**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 frameworksCare 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 togglesStay 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** * .NET/C#/XAML -based applications expertise desired* Strong knowledge of HTTP based APIs, Networking and how the internet works.* Experience with desktop application frameworks (such as WPF, Xamarin.Forms, .NET MAUI)* Experience with Azure DevOps or GitHub 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, VS Code, WebStormRider)* Unit testing and Automation Tools/Frameworks (MS Unit, NUnit, xUnit)* API Design and Development, MicroServices Architecture.* DevOps, Automated Testing and Continuous Delivery**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 believe that delivering the best possible customer experience requires an artful blend of human ingenuity and technology. While we value smart technologists, we are fanatics about our culture that promotes autonomy and leadership at all levels. People who are great cultural fits demonstrate curiosity to learn, are unafraid to break things, step up and take the lead, take ownership of their projects, and thrive by sharing knowledge. **Our culture code is simple** * We share knowledge to empower and connect everyone* We live outside our comfort zone.* We believe life is too short to not love what you do* We know amazing people create great opportunities* We are customers.* We favor autonomy and take ownershipFidelity’s Onsite Working Model Fidelity is transitioning to a full-time onsite working model through a phased rollout across regions and roles. Currently, some roles and locations require 100% onsite presence, while others require less. Onsite expectations are likely to evolve as the rollout continues. This transition does not apply to fully remote roles.## ## Certifications:## ## Category:## Information TechnologyPlease 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.