.NET Developer

Apex Systems; Southlake (TX); On-site; USD 110,000 - 150,000; Full time

Benefits offered by this job

Medical insurance

401K with company match

ESPP

HSA

Employee Assistance Program (EAP)

Training & certification programs

Job summary

Everforth Apex Systems in Southlake, Texas is seeking a NET Developer to support and modernize backend applications, focusing on .NET Core APIs, CQRS-based services, and occasional legacy SOAP integrations. This role emphasizes maintenance and incremental feature development in a production environment.

You will collaborate across teams, write SQL queries, troubleshoot production issues, and participate in CI/CD pipelines within private-cloud environments.

Qualifications

• Strong background in C# and .NET Core development, with production experience developing APIs and implementing CQRS.
• Solid SQL skills, including writing queries and joins.
• Experience with maintaining and enhancing backend services in a production environment.

Responsibilities

• Maintain and enhance existing .NET Core APIs.
• Develop incremental features using CQRS patterns.
• Support legacy SOAP services and integrations.
• Write SQL queries and work with relational data.
• Troubleshoot existing applications and production issues.
• Occasionally support Angular and Node.js components.
• Work with CI/CD pipelines and private-cloud environments.

Skills

C#

.NET Core

CQRS

SQL

Job description

Job #3053412

Job Description

• NET Developer

Location

Southlake, Texas (Onsite)

Role Overview

This position involves supporting and modernizing existing backend applications. The primary focus will be on maintaining and enhancing .NET Core APIs, CQRS-based services, and some legacy SOAP integrations. Most work will consist of maintenance and incremental feature development.

Key Responsibilities

• Maintain and enhance existing .NET Core APIs.
• Develop incremental features using CQRS patterns.
• Support legacy SOAP services and integrations.
• Write SQL queries and work with relational data.
• Troubleshoot existing applications and production issues.
• Occasionally support Angular and Node.js components.
• Work with CI/CD pipelines and private-cloud environments.

Required Qualifications

Experience

7–8 years of hands‑on software development experience.

Technical Skills

Strong background in C# and .NET Core development, with production experience developing APIs and implementing CQRS. Solid SQL skills are required, including writing queries and joins.

Everforth Apex is a world‑class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.

Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on‑demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Everforth Apex team member can provide.

Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.

If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at [e-mail] or 804-523-8228. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.

UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex Systems.

© 2026 Everforth, Inc. All rights reserved.

Everforth Apex Systems is part of the Commercial Segment of Everforth, Inc.

NYSE: EFOR

4400 Cox Road

Suite 200

Glen Allen, Virginia 23060

Everforth Apex is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Benefits Department at [e-mail] or 804-523-8228. (Do not submit resumes or solicit consultants to this email address). UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex.