Senior Software Developer (.NET
Job in
New York, New York County, New York, 10261, USA
Listed on 2026-03-01
Listing for:
Knack Solutions
Full Time
position Listed on 2026-03-01
Job specializations:
-
Software Development
Software Engineer, Senior Developer, Full Stack Developer, C# / Unity Developer
Job Description & How to Apply Below
Location: New York
About the job Senior Software Developer (.NET)
*** W2 only***
Position:Senior Software Developer (.NET)
Work Authorization: US citizens and Greencard holders only
Location: 100% Remote
JOB DESCRIPTION:
- As a Sr. Software Developer you will be responsible for the analysis, design, development, implementation, and support of high-performance, highly scalable .NET scientific simulation platforms using leading agile development practices.
- This is a hands-on role that works both independently and collaboratively in a team environment.
- You must be a self-starter, delivery-focused, and possess a broad set of technology skills to take this complex modeling platform to the next level of usability, performance, automation, and scalability.
RESPONSIBILITIES:
- Redeveloping our WPF UI into a new modern experience, using web technologies based on industry standards with a proven track record.
- Developing new customer online experiences in user portals, online distribution/delivery, licensing, help, news/announcements, etc.
- Supporting our path to Azure (and other cloud providers).
- Support our transition from .NET Framework to .NET Core.
- Enhancing our external and internal telemetry, online reports, and dashboards.
- Work directly with actuaries, experts in reinsurance, and capital modeling to develop user interfaces and APIs for advanced modeling analyses.
- Work with embedded QA and domain experts to design, implement, test, and support software products, tools, and applications.
- Meet with product users to understand their goals and the domain. Use their feedback to further improve the user experience of the modeling software.
- Develop high-performance applications, features, and functionality in C# / .NET using the latest standards and technologies.
QUALIFICATIONS:
- 10+ years software development experience.
- Expert working knowledge of C# (7.3 9.0), .NET Framework/Core, and Visual Studio.
- Has a deep understanding of threading, LINQ, async/tasks, pattern matching, and pinvoke interoperability.
- Has the ability to architect complex code solutions that are understandable, maintainable, flexible, and expandable.
- Has experience with using Azure and related C# Azure packages.
- Have a proven ability to extract goals, ideas, and approaches from domain experts and translate them into requirements, code, UI, and applications.
- Experience with Protobuf and gRPC technologies.
- Knowledgeable of WPF/XAML and/or Win Forms or Web UI frameworks.
- Experience with interactive charting and graphing packages for the visual display of quantitative information.
- Understanding of SQL technologies and languages
- Has experience with Python, Kubernetes, C++, C++/CLI, and/or strong math background.
- Has excellent verbal and written communication skills. Demonstrates self-motivation, resourcefulness, and independent action.
- Experience working directly with users on an agile development team.
- Proven record of shipping commercial software and/or online experiences.
- Can work remotely and in-person. Must be able to travel (at least 4 times a year if not in Seattle).
Position Requirements
10+ Years
work experience
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