Software Engineer - C#/ BCS

Securiport LLC; Reston (VA); On-site; USD 90,000 - 120,000; Full time

Job summary

Securiport LLC in Reston, VA, is hiring a Software Engineer with 3-5 years of experience. You will contribute to building and maintaining C#/.NET applications for web and Windows, and work on APIs, microservices, and distributed systems in an Agile team.

Join a hands-on engineering environment with opportunities for technical growth, collaborating with DevOps, QA, and business analysts on mission-critical systems.

Qualifications

• 3-5 years of professional software development experience.
• Strong experience with C# and .NET Framework or .NET Core.
• Experience developing applications for Windows platforms.
• Experience working with SQL Server.
• Experience building or supporting APIs, including REST and/or gRPC.
• Experience with microservices.
• Familiarity with Git/GitHub for version control.
• Understanding of the software development lifecycle (SDLC).
• Experience with unit testing frameworks.

Responsibilities

• Contribute to the design, development, testing, and deployment of software applications.
• Build and maintain C#/.NET applications for web and Windows platforms.
• Develop and support RESTful APIs and microservices.
• Write and optimize queries using SQL Server.
• Collaborate with cross-functional teams to deliver high-quality solutions.
• Participate in code reviews, debugging, and performance tuning.
• Write and maintain unit tests to ensure code quality and reliability.
• Support continuous improvement of development processes and tools.

Skills

C#

NET

SQL Server

REST APIs

Microservices

Git/GitHub

SDLC

Unit Testing

Education

Bachelor's degree in CS/CE

Tools

Windows

Job description

Job Summary:

Securiport LLC is a U.S.-based company headquartered in Reston, VA, specializing in the design and implementation of advanced border security solutions, including passenger biometric recognition, immigration processing, and intelligent information management systems. Our technology enables governments worldwide to enhance security, screening, and operational efficiency.

We are seeking a Software Engineer (3-5 years experience) to join our Product Development team. In this role, you will contribute to building and maintaining applications across web and Windows platforms using C#, .NET, and SQL Server. You will work on APIs, microservices, and distributed systems that support secure, scalable, and high-performance applications. You will collaborate closely with senior engineers, DevOps, QA, and business analysts in an Agile environment, gaining hands-on experience with modern software architecture and mission-critical systems. This is a hands-on engineering role with strong opportunities for technical growth.

What You’ll Do

• Contribute to the design, development, testing, and deployment of software applications
• Build and maintain C#/.NET applications for web and Windows platforms
• Develop and support RESTful APIs and microservices
• Write and optimize queries using SQL Server
• Collaborate with cross-functional teams to deliver high-quality solutions
• Participate in code reviews, debugging, and performance tuning
• Write and maintain unit tests to ensure code quality and reliability
• Support continuous improvement of development processes and tools

Required Qualifications

• 3-5 years of professional software development experience
• Strong experience with C# and .NET Framework or .NET Core
• Experience developing applications for Windows platforms
• Experience working with SQL Server
• Experience building or supporting APIs, including REST and/or gRPC
• Experience with microservices
• Familiarity with Git/GitHub for version control
• Understanding of the software development lifecycle (SDLC)
• Experience with unit testing frameworks

Preferred / Nice to Have

• Experience working with other relational databases
• Exposure to distributed or asynchronous systems
• Familiarity with Agile/Scrum methodologies
• Experience with Azure DevOps or CI/CD pipelines
• Exposure to cloud environments, Azure preferred
• Experience in biometrics, security systems, or immigration technologies
• Experience working with hardware integrations or drivers

Education & Experience

• Bachelor’s degree in Computer Science, Computer Engineering, or related field
• In lieu of a degree, equivalent practical experience will be considered

Why Join Securiport

• Work on real-world, mission-critical security systems
• Gain experience with modern APIs, microservices, and distributed architectures
• Collaborative and growth-oriented engineering environment
• Clear path to senior-level progression

Travel Requirements

• This position has no travel requirements
• This position is fully on site with no remote option.
• #LI-NA1

Securiport is proud to be an Equal Employment Opportunity and affirmative action employer. We do not discriminate based upon race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. Securiport is committed to working with and providing reasonable accommodations to applicants with physical and mental disabilities. Please see the United States Department of Labor'sEEO posterandEEO poster supplementfor additional information.

Disclaimer: Nothing in this job description restricts management's right to assign or reassign duties and responsibilities to this job at any time. The above statements are intended to describe the general nature and level of work being performed by people assigned to this position at the time this job description was written. They are not intended to be an exhaustive list of all duties, responsibilities and skills required of personnel so classified. This document does not create an employment contract, implied or otherwise, and all employees in this position are employed“at-will.”