Mid to Senior Full Stack Developer

Addison Group$80K — $145K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 3+ years of software development experience (Mid-Level)
  • 10+ years of software development experience (Senior)
  • Proficiency in C#, .NET Core, and Web API for both levels
  • Experience with JavaScript and modern frameworks like Vue.js or React
  • Familiarity with Microsoft SQL Server
  • Bachelor's degree in a relevant technical or business discipline preferred
  • Strong analytical and troubleshooting skills

Responsibilities

  • Develop, test, deploy, and maintain full stack web applications
  • Build backend services and APIs using C# and .NET Core
  • Create front-end functionality using JavaScript and Vue.js or React
  • Design and maintain database solutions with Microsoft SQL Server
  • Translate technical and business requirements into software solutions
  • Enhance existing applications and contribute to new projects
  • Investigate software issues and implement solutions

Benefits

  • Medical, dental, and vision coverage
  • 401(k) plan
Full Job Description
Job Title: Full Stack .NET Developer - Mid & Senior Level

Industry: Government / Defense Technology

Location (city, state): Remote - Must be available to support East Coast hours

Assignment Type: Full Time, Direct Hire

Pay: Mid-Level: $80,000-$120,000/year; Senior: $120,000-$145,000/year

Benefits: This position is eligible for medical, dental, vision, and 401(k).

Job Description:

We are seeking Full Stack .NET Developers at both the Mid-Level and Senior levels to develop, enhance, and maintain enterprise web applications. The development environment is centered around C#, .NET Core, Web API, JavaScript, Vue.js, and Microsoft SQL Server, with the team following Agile/Kanban development practices.

Senior engineers will take on additional technical ownership, contribute to application architecture, and provide mentorship and guidance to other developers. Mid-Level engineers will work across the development lifecycle while collaborating with senior team members to build and support software solutions.

Key Responsibilities:
  • Develop, test, deploy, and maintain full stack web applications.
  • Build backend services and APIs using C# and .NET Core.
  • Create front-end functionality using JavaScript and modern frameworks such as Vue.js or React.
  • Design and maintain database solutions using Microsoft SQL Server.
  • Translate business and technical requirements into effective software solutions.
  • Enhance existing applications and contribute to new development projects.
  • Investigate software issues and implement appropriate technical solutions.
  • Participate in testing, integration, deployment, and ongoing application support.
  • Utilize Git, Visual Studio, Visual Studio Code, and Microsoft development tools.
  • Work within an Agile/Kanban environment to plan and deliver development tasks.
  • Collaborate with developers, technical teams, and stakeholders throughout the development process.
  • Contribute to application performance, scalability, security, and maintainability.

Qualifications:

Mid-Level:
  • 3+ years of professional software development experience.
  • Hands-on experience with C# and .NET.
  • Experience with JavaScript and a modern framework such as Vue.js or React.
  • Experience developing with Microsoft SQL Server.
  • Experience with Visual Studio or Visual Studio Code.
  • At least 1 year of experience using Git.
  • Understanding of software development, testing, deployment, integration, and maintenance processes.
  • Bachelor's degree in Computer Science, Engineering, Mathematics, Information Systems, Business, or a related field preferred.
  • Strong analytical, troubleshooting, and communication skills.

Senior:
  • 10+ years of professional software development experience.
  • At least 3 years of hands-on experience with the core technologies listed above.
  • Strong proficiency with C#, .NET Core, Web API, JavaScript, and SQL Server.
  • Experience with Vue.js preferred; React or another modern JavaScript framework will also be considered.
  • Experience designing and developing complex software solutions.
  • Background contributing to application architecture and technical strategy.
  • Experience mentoring developers and/or conducting code reviews.
  • Bachelor's degree in a relevant technical or business discipline preferred.
  • Strong communication, organizational, and problem-solving abilities.

Additional Details:
  • U.S. Citizenship is required.
  • Candidates must be eligible to obtain and maintain a Secret security clearance.
  • Government, defense, or other regulated-environment experience is beneficial.
  • Candidates should be comfortable working in a traditional software engineering environment; this is not an AI-focused position.
  • Enterprise web application and service-oriented architecture experience is highly desirable.
  • Multiple openings are available at both the Mid-Level and Senior levels.

About Addison Group

Addison Group is a professional staffing and consulting firm that provides services in the areas of information technology, finance and accounting, healthcare, human resources, and administration. The company was founded in 1999 and is headquartered in Chicago, Illinois. Addison Group has over 2500 employees and operates in 22 locations across the United States. The company has been recognized as one of the fastest-growing private staffing firms in the United States by Inc. Magazine.
Learn more about Addison Group
Size
2,500 employees
Industry
Founded
1999

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