Mid-Level Software Engineer

Visual Connections, LLC; McLean (VA); Hybrid; USD 90,000 - 130,000; Full time

Benefits offered by this job

Full Medical, Dental, Prescription and

11 Paid Holidays annually

Paid time off

Disability and Life Insurance

EAP

Job summary

Visual Connections, LLC in McLean, VA is hiring a Mid-Level Software Engineer to design, develop, and maintain .NET applications. You will build data access layers with EF, LINQ, and ADO.NET, while writing efficient SQL Server objects and supporting migrations. The role requires strong WCF experience, unit testing, and collaboration in an Agile team.

Hybrid work arrangement in McLean, VA with benefits including health coverage and professional development opportunities.

Qualifications

• Bachelor's degree in computer science or related field.
• 4 years of experience as a Software Engineer.
• Ability to obtain and maintain a Public Trust with the Federal government.
• Employer-based sponsorship is not available; must have residency in the United States for at least 3 years.

Responsibilities

• Design, develop, and maintain applications using C# and the .NET stack.
• Develop data access layers with Entity Framework, LINQ, and ADO.NET.
• Write and optimize SQL Server objects (T-SQL, procedures, UDFs, triggers).
• Support database migrations and major data architecture changes.
• Design service-oriented components using WCF.
• Implement unit testing with NUnit and MSTest.
• Troubleshoot across application, database, and server tiers.
• Collaborate with cross-functional teams in Agile ceremonies.

Skills

C#

.NET

ASP.NET MVC

Web API

WCF

Entity Framework

LINQ

ADO.NET

SQL

SQL Server

Unit testing

Azure DevOps

CI/CD

NUnit

MSTest

Kendo UI

NPM

Azure fundamentals

Education

Bachelor's degree in computer science or related

Tools

Kendo UI

NPM

SQL Server 2022

Azure DevOps

Web Apps

SonarQube

Job description

Visual Connections, LLC is seeking a Mid-Level Software Engineer for our McLean, VA team. The candidate should have experience in .NET and SQL development, technical analysis, and unit testing, along with the required education and work experience. Additional duties may be assigned to meet business needs.

Design, develop, and maintain applications using C# and the .NET stack, including .NET MVC, .NET Core 8.0, Web API, Telerik Kendo UI, and NPM.

Develop efficient data access layers using Entity Framework, LINQ, and ADO.NET.

Write and optimize SQL Server database objects, including T-SQL queries, stored procedures, UDFs, and triggers, leveraging SQL Server 2022 features.

Support complex database architectures and participate in database migration efforts.

Design and maintain service-oriented components using WCF.

Implement unit testing using frameworks such as NUnit and MSTest to ensure code quality and reliability.

Troubleshoot and resolve issues across application, database, and server tiers.

Collaborate closely with cross-functional development teams to design, review, and deliver high-quality software solutions.

Participate in Agile ceremonies and practices, including sprint planning, daily stand-ups, backlog refinement, and continuous improvement.

Qualifications

Bachelor's degree in computer science or related degree and 4 years of experience as a Software Engineer.

The ability to obtain and maintain a Public Trust with the Federal government is mandatory.

Employer-based sponsorship is not available for this role. Legal permanent residents must have maintained residency status in the United States for a minimum of the past three years.

Knowledge, Skills and Abilities

Strong experience with C# and the .NET platform, including .NET Core, MVC, Web API, and WCF.

Strong experience with SQL Server (2022), T-SQL, and database design and migration concepts.

Skilled in developing, testing, and maintaining full-stack .NET applications using Entity Framework, LINQ, and ADO.NET.

Skilled in writing and optimizing SQL queries, stored procedures, and database objects.

Hands-on experience with Azure DevOps and Web Apps, CI/CD pipelines, work item tracking, and release management.

Ability to troubleshoot issues across application, database, and server tiers and collaborate effectively within an Agile development team.

Excellent oral and written communication skills.

Familiarity with Static Code Analysis using SonarQube or similar.

Microsoft certified: Azure fundamentals or related cloud certifications.

Work Location

Hybrid, office located in McLean, VA.

Benefits

• Full Medical, Dental, Prescription and Vision health care
• 11 Paid Holidays annually
• Paid time off
• Short Term, Long Term Disability and Life Insurance
• Employee Assistance Program (EAP)
• Training and Development opportunities including professional certification and educational reimbursement

Visual Connections, LLC provides employment opportunities for all employees and applicants in accordance with applicable federal, state and local laws. This policy applies to all terms and conditions of employment, including, but not limited to, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.