Full Stack Software Engineer – .NET / C#

GTN Technical Staffing; Fort Worth (TX); On-site; USD 110,000 - 140,000; Full time

Job summary

GTN Technical Staffing is seeking a Full Stack Software Engineer to join a Fort Worth-based aerospace/defense software team. You will work on full-stack applications using .NET/C#, and modern front-end technologies in an on-site, direct-hire role.

This role emphasizes Domain-Driven Design, clean architecture, and TDD, with ownership over architecture, delivery, and CI/CD pipelines in a fast-paced, agile environment.

Qualifications

• 5+ years of professional software development experience.
• Hands-on experience with .NET and C#.
• Domain-Driven Design experience required.
• Experience with clean architecture and software design principles.
• Experience with React, Vue, or similar front-end frameworks.
• Strong knowledge of PostgreSQL and SQL.
• Experience with unit testing, integration testing, and TDD.
• Familiarity with CI/CD pipelines and modern DevOps workflows.
• Fort Worth, TX-based on-site work.

Responsibilities

• Design, develop, and maintain full-stack applications using .NET / C# and modern front-end technologies.
• Build responsive front-end solutions using React, Vue, or similar frameworks.
• Design and support relational databases using PostgreSQL, SQL, and related technologies.
• Apply Domain-Driven Design (DDD) principles to create scalable, maintainable software systems.
• Design solutions using clean architecture, CQRS, service-oriented, and modern patterns.
• Develop and maintain unit and integration tests using TDD practices.
• Participate in architecture, design, code review, and technical planning sessions.
• Support applications across CI/CD pipelines and cloud-based environments.
• Troubleshoot complex application, integration, and performance issues.
• Collaborate with engineers, product teams, and other stakeholders throughout the software development lifecycle.

Skills

.NET & C#

DDD

Unit testing

CI/CD

Communication

Problem solving

Education

Bachelor’s degree in CS/Engineering

Tools

React/Vue

PostgreSQL

Azure/AWS

CI/CD tooling

Job description

Full Stack Software Engineer - .NET / C#

Location: Fort Worth, TX

Work Arrangement: On-site / Fort Worth-based

Schedule: Full-time, Monday-Friday | 9/80 schedule with every other Friday off

Employment Type: Direct Hire

Overview

Our client is seeking an experienced Full Stack Software Engineer to join a growing engineering team supporting advanced aerospace, defense, and mission-critical software programs.

Hands-on Domain-Driven Design experience is required for this position.

This is an opportunity to work in a smaller, agile engineering environment where developers have meaningful ownership over architecture, development, testing, and delivery.

Key Responsibilities

• Design, develop, and maintain full-stack applications using .NET / C# and modern front-end technologies.


• Build responsive front-end solutions using React, Vue, or similar frameworks.


• Design and support relational databases using PostgreSQL, SQL, and related technologies.


• Apply Domain-Driven Design (DDD) principles to create scalable, maintainable software systems.


• Design solutions using clean architecture, CQRS, service-oriented, and modern application design patterns.


• Develop and maintain unit and integration tests using Test-Driven Development (TDD) practices.


• Participate in architecture, design, code review, and technical planning sessions.


• Support applications across CI/CD pipelines and cloud-based environments.


• Troubleshoot complex application, integration, and performance issues.


• Collaborate with engineers, product teams, and other technical stakeholders throughout the software development lifecycle.

Required Qualifications

• 5+ years of professional software development experience.


• Strong hands-on experience with .NET and C#.


• Professional experience building modern full-stack applications.


• Hands-on experience with Domain-Driven Design is required.


• Experience applying clean architecture and software design principles.


• Experience with React, Vue, or comparable modern front-end frameworks.


• Strong knowledge of relational databases, including PostgreSQL and SQL.


• Experience with unit testing, integration testing, and Test-Driven Development.


• Familiarity with CI/CD pipelines and modern DevOps workflows.


• Strong problem-solving, communication, and collaboration skills.


• Must be based in or able to work from Fort Worth, TX.

Preferred Qualifications

• Experience with CQRS and service-oriented architecture.


• Experience developing microservices or distributed systems.


• Cloud experience with Azure or AWS.


• Experience deploying and supporting applications in cloud environments.


• Experience working across multiple applications, services, or engineering teams.


• Aerospace, defense, aviation, or other mission-critical software experience is a plus.

Education

Bachelor's degree in Computer Science, Engineering, Information Technology, or a related discipline preferred. Equivalent professional software engineering experience will also be considered.