Senior Software Developer – Secret

Xcelerate Solutions

Senior Software Developer designing, developing, and maintaining secure enterprise applications at Xcelerate Solutions. Collaborating with teams and mentoring junior developers in a hybrid work environment.

Posted 7/11/2026full-timeQuantico • Virginia • 🇺🇸 United StatesSeniorWebsite

Tech Stack

Tools & technologies

ASP.NETCloudDockerJavaMicroservicesMS SQL Server.NETOraclePythonServiceNowSQL

About the role

Key responsibilities & impact

Design, develop, test, deploy, and maintain secure, scalable enterprise software applications using modern software engineering and Secure Software Development (SecDevOps) practices
Develop full-stack applications using ASP.NET Core, .NET Framework, Java, Python, and other modern programming languages and frameworks
Design, develop, optimize, and maintain relational database solutions using Microsoft SQL Server, Oracle Database, and other enterprise database technologies
Develop and maintain applications leveraging enterprise platforms including SharePoint and ServiceNow
Build, deploy, and maintain RESTful APIs and microservices architectures supporting distributed enterprise applications
Develop cloud-ready and containerized applications utilizing Docker and container orchestration platforms
Create, maintain, and optimize Dockerfiles and Infrastructure as Code (IaC) components supporting application deployment and container lifecycle management
Design and implement secure CI/CD pipelines supporting automated build, testing, deployment, and release processes
Troubleshoot and resolve complex software, database, and application integration issues
Develop automated unit, integration, regression, and performance tests
Produce technical documentation, system design documentation, API documentation, and operational procedures
Mentor junior developers and promote software engineering best practices across development teams
Support Agile software development methodologies, including Scrum, sprint planning, backlog refinement, and retrospectives

Requirements

What you’ll need

Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related technical discipline (or equivalent experience)
7+ years of professional software development experience designing and developing enterprise applications
Extensive experience developing applications using: ASP.NET Core, .NET Framework, C#, Java, Python
Strong experience with Microsoft SQL Server, Oracle Database, database design, query optimization, stored procedures, and data modeling
Experience developing applications using SharePoint and/or ServiceNow platforms
Experience designing, developing, and maintaining RESTful APIs and enterprise web services
Experience developing applications for containerized environments using Docker
Experience creating and maintaining Dockerfiles and container build configurations
Strong understanding of software design patterns, object-oriented programming, and software architecture principles
Experience performing code reviews, debugging, performance tuning, and application optimization
Strong analytical, troubleshooting, and problem-solving skills
Excellent written and verbal communication skills

Benefits

Comp & perks

Health insurance
Retirement plans
Paid time off
Professional development opportunities

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

ASP.NET CoreC#JavaPythonMicrosoft SQL ServerOracle DatabaseRESTful APIsDockerInfrastructure as CodeSoftware Design Patterns

Soft Skills

Analytical SkillsTroubleshootingProblem-SolvingWritten CommunicationVerbal Communication

Certifications

Bachelor's Degree in Computer ScienceSoftware EngineeringInformation Technology