Senior .NET Developer - Mentor, Hybrid Philly Contract

TEK Systems; Philadelphia (Philadelphia County); Hybrid; USD 55,000 - 76,000; Full time

Benefits offered by this job

Medical, dental & vision

401(k) Retirement Plan

Life Insurance

Disability insurance

Health Spending Account (HSA)

Transportation benefits

Employee Assistance Program

Time Off / PTO

Job summary

TEKsystems is seeking a Developer II for a contract role in Philadelphia, PA, blending front-end and back-end work. You will independently program enhancements, gather complex requirements, and mentor junior developers while improving documentation and processes.

The ideal candidate has 5–8 years of experience with C#, ASP.NET, React, SQL, and related technologies, and embraces modern development practices in a hybrid work setting.

Qualifications

• Bachelor's degree or equivalent work experience.
• 5-8 years developing in listed technology.
• Experience with ASP.NET, C#, React, and SQL.

Responsibilities

• Collaborate with internal and external partners to gather, document, and clarify requirements independently.
• Independently design algorithms, workflows, and system documentation for assigned projects.
• Produce efficient, high-quality code and conduct thorough testing and deployment activities.
• Diagnose and resolve moderate to complex production issues without supervision.
• Drive technical documentation for workflows, processes, and architectural changes.
• Lead small technical initiatives and recommend software improvements proactively.
• Actively mentor and review work from Developer I and Junior Developer team members.
• Demonstrate initiative in learning and applying modern development methodologies and technologies.
• Independently identify skill gaps and request training or resources to support professional growth and project needs.

Skills

C#

SQL

ASP.NET

React

Entity Framework

JavaScript

Education

Bachelor's Degree in Computer Science or related field

Tools

ASP.NET Core

DevOps & CI/CD

Design Patterns

Job description

TEKsystems is seeking a Developer II for a contract role in Philadelphia, PA, blending front-end and back-end work. You will independently program enhancements, gather complex requirements, and mentor junior developers while improving documentation and processes.

The ideal candidate has 5–8 years of experience with C#, ASP.NET, React, SQL, and related technologies, and embraces modern development practices in a hybrid work setting.