Full Stack .NET Developer

Post Date

Aug 14, 2026

Location

Philadelphia,
Pennsylvania

ZIP/Postal Code

19103
US
Oct 14, 2026 Insight Global

Job Type

Contract,Perm Possible

Category

Programmer / Developer

Req #

PHL-011e7e8e-cd11-4568-907e-66caaecae446

Pay Rate

$55 - $69 (hourly estimate)

Job Description

Our client is undertaking a major UKG Workforce Management modernization initiative, and this team is responsible for building the technology layer that will support it long-term. They are migrating from their current Workforce Central environment toward UKG Pro WFM, which entails: rebuilding their application ecosystem in Azure, creating a brand-new middleware/API layer from scratch and modernizing existing functionality using newer technologies and cloud architecture.

What You'll Do:
Build and maintain full-stack features spanning Vue / Nuxt front-ends, C#/.NET middleware, and SQL data
Design, build, and maintain RESTful APIs and middleware services using C# and ASP.NET Core
Write and optimize SQL queries and work with relational data
Design and develop responsive, accessible user interfaces in Vue / Nuxt
Contribute to migrating applications and services to Azure and refactoring legacy code toward modern, cloud-native patterns

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

Required Qualifications:
3-5 years of experience in C# and .NET (.NET 6/8/10, ASP.NET Core) for API and middleware development
Demonstrated experience designing and building RESTful APIs
Strong SQL skills and experience with relational databases (SQL Server and/or Oracle preferred)
Strong front-end experience with Vue / Nuxt (preferred), or a comparable modern JavaScript framework with a willingness to work in Vue / Nuxt
Proficiency with HTML, CSS, and modern JavaScript / TypeScript
Proficiency with Git and modern source-control workflows
Familiarity with CI/CD practices and tooling (Azure DevOps or similar)
Understanding of API and web security fundamentals (OAuth 2.0, OpenID Connect, token-based auth)

Benefit packages for this role will start on the 1st 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.