This position is no longer accepting applications
Closed on June 23, 2026.
Senior Software Engineer
Backend Developer
Senior
.NET
API
APIs
Cloud Operations
Database
DevOps
DevSecOps
Git
MS SQL
Security
Software Engineering
SQL
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Job Description
Leidos is seeking a Senior Software Engineer for a hybrid role based in Maryland. The position centers on DevSecOps, integration and maintenance of software systems, and analytics across biometric and data-centric architectures. A TS/SCI clearance with the ability to obtain and maintain a poly is required, with a salary range of USD 107,900 to 195,050 per year.
Responsibilities
- Operate within a DevSecOps framework to ensure end users have reliable access to biometric systems and data.
- Lead the integration, ongoing maintenance, and monitoring of software systems to guarantee continuous availability of technical resources.
- Design, implement, and enhance complex software architectures, including processing-intensive analytics, real-time capabilities, and management information systems.
- Collaborate with Systems Engineers, Software Engineers, Architects, and Operations teams to develop enterprise AFEM (Automated Facial Extraction and Matching) capabilities.
- Contribute to testing, staging, and production deployments to ensure reliability and performance.
Requirements
- Education: Bachelor’s degree with 8+ years of relevant experience or Master’s degree with 6+ years of relevant experience; additional years of experience may substitute for a degree.
- Clearance: Active Top Secret/SCI clearance with the ability to obtain and maintain a Poly.
- Proficiency in C# programming and API development.
- Knowledge of SQL Server, ETL processes, and application-level security.
- Hands-on experience with microservices architectures and logging systems.
Technologies
- C#, API development
- SQL Server, ETL processes
- Elasticsearch, GitLab, Jenkins
- Docker, AWS, Lambda
- CUDA, PyTorch, GraphQL, Python
- Bash, Apache NiFi, Kafka
- Linux, Linux server management
Benefits
- Flexible work arrangements including remote options and on-site presence in Bethesda, MD
- Collaborative environment that values innovation and professional development
- Opportunities to work on mission-focused solutions with cutting-edge technologies
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