Sr. Web Developer

Post Date

Oct 30, 2025

Location

Philadelphia,
Pennsylvania

ZIP/Postal Code

19103
US
Jan 01, 2026 Insight Global

Job Type

Perm

Category

Programmer / Developer

Req #

PHL-bedc9ded-bde5-426d-a7d3-40388ea985d2

Pay Rate

$96k - $120k (estimate)

Job Description

We are seeking an experienced Senior Full-Stack Developer with advanced proficiency in middle-tier architecture, troubleshooting, and development. The ideal candidate will demonstrate:

Backend Development: Strong hands-on experience in C# programming with .NET Core, including building scalable APIs and services.
Application Integration: Deep understanding of IIS configuration and optimization for web applications, ensuring secure and reliable connectivity.
Troubleshooting: Ability to diagnose and resolve complex issues across application layers, including performance bottlenecks and connectivity failures.

Microsoft Ecosystem: Extensive experience with MS stack technologies, including SQL Server for database design and optimization.
DevOps & CI/CD: Proficiency in Azure DevOps, Git, and automated build/release pipelines throughout the SDLC.
Cloud & Infrastructure: Familiarity with cloud deployment strategies and containerization (Docker/Kubernetes preferred).

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.

Required Skills & Experience

7+ years development C#, .NET Core
Strong troubleshooting & problem solving skills
Build and enhance the test coverage (unit, functional, and
integration) of multiple applications
Architect efficient and reusable front and middle-tier systems that drive complex web and mobile applications.
Strong SQL skills

Nice to Have Skills & Experience

AI interest or experience
Containerization using docker
Cloud exposure
Financial services application development experience

Benefit packages for this role will start on the 31st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.