Senior Software Engineer, Platform HackerOne IncSenior Software Engineer, PlatformWashington DC, DCRemote$182,000–$222,000 / yearThe HackerOne Platform unites agentic AI solutions with the ingenuity of the world's largest community of security researchers to continuously discover, validate, prioritize, and remediate exposures across code, cloud, and AI systems. Industry leaders, including Anthropic, Crypto.com, General Motors, Goldman Sachs, Lufthansa, Uber, UK Ministry of Defence, and the U.S. Department of Defense, trust HackerOne to safeguard their digital ecosystems.
Software Developer Intelliforce-IT Solutions GroupSoftware DeveloperAnnapolis Junction, MDFull timeOr bachelor’s degree in computer science or related discipline from an accredited college or university, plus five years of experience as a Software Engineer in programs and contracts of similar scope, type, and complexity. Master’s degree in computer science or related discipline from an accredited college or university, plus three years of experience as a Software Engineer in programs and contracts of similar scope, type, and complexity.
Ontology Software Developer (TS/SCI) MaxaarOntology Software Developer (TS/SCI)Herndon, VirginiaWorking within an Agile DevSecOps environment, the Software Engineer collaborates with ontology engineers, database engineers, data scientists, and Government stakeholders to deliver secure, high-performance applications that leverage Semantic Web technologies and AI/ML capabilities. This position develops scalable applications, APIs, and microservices that integrate ontology-driven data models, knowledge graphs, and enterprise data sources to support Object-Based Intelligence workflows.
Ontology Software Developer (TS/SCI) Vantor ServicesOntology Software Developer (TS/SCI)Herndon, VirginiaWorking within an Agile DevSecOps environment, the Software Engineer collaborates with ontology engineers, database engineers, data scientists, and Government stakeholders to deliver secure, high-performance applications that leverage Semantic Web technologies and AI/ML capabilities. This position develops scalable applications, APIs, and microservices that integrate ontology-driven data models, knowledge graphs, and enterprise data sources to support Object-Based Intelligence workflows.
Software Engineer, Intelligent Systems Virginia TechSoftware Engineer, Intelligent SystemsArlington, VirginiaWith a presence in both Blacksburg and Washington, D.C. metro areas, VTNSI serves dual missions of (1) performing cutting-edge research and development for externally sponsored Department of Defense and Intelligence Community programs and (2) cultivating the next generation of national security workforce and thought leaders by engaging students in curricular, extracurricular, and research and development opportunities. As one of the fastest growing thematic research institutes at Virginia Tech, sponsors and collaborators benefit from VTNSI through both highly experienced student talent pipelines and senior technical leadership that addresses some of our nation’s greatest national security challenges and threats.
Software Engineer II – AI Infrastructure Staffed4USoftware Engineer II – AI InfrastructureAnnapolis Junction, MarylandYou'll work alongside top-tier engineers building scalable AI platforms, deploying cutting-edge technologies, and solving some of the most challenging problems in modern software engineering. This role focuses on AI inference services while supporting a broader ecosystem of AI-enabled applications, including Retrieval-Augmented Generation (RAG), autonomous agents, and emerging machine learning technologies.
Software Engineer II Alarm.comSoftware Engineer IITysons Corner, VA$88,300–$122,550 / yearOur comprehensive suite of solutions—including security, video surveillance, access control, active shooter detection, intelligent automation, energy management, and wellness—is delivered exclusively through a trusted network of thousands of professional service providers and commercial integrators across North America and worldwide. We collect and use those categories of Personal Information about you for human resources and other business management purposes, including identifying and evaluating you as a candidate for potential or future employment or future positions, recordkeeping in relation to recruiting and hiring, conducting criminal background checks as permitted by law, conducting analytics, and ensuring compliance with applicable legal requirements and Company policies.
Software Engineer, C++ Anduril Industries IncSoftware Engineer, C++Washington, DC$166,000–$220,000 / yearTo ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process. This third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources.
Senior Software Engineer Nightwing Intelligence SolutionsSenior Software EngineerSterling, Virginia$99,000–$206,000 / yearOur capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges.
Full Stack Software Engineer Brandes Associates IncFull Stack Software EngineerWashington, DCAgile Empowerment Technologies (AET), a division of Brandes Associates, is seeking a Full Stack Software Engineer with 5+ years of experience to support the continued development, modernization, and sustainment of secure mission software products used in DoD, Intelligence Community, and allied mission environments. This position contributes across the full application stack, including user interface components, backend services, API layers, integration and messaging services, relational databases, automated testing, and deployment-support activities.
Embedded Software Engineer ( Linthicum, MD ) 1505 TalentPro ConsultingEmbedded Software Engineer ( Linthicum, MD ) 1505Linthicum, MD$50–$65 / hourPython Optimization Basic Qualifications for Engineer Embedded Software 2 Bachelor's degree in Computer Science, Computer Engineering, Software Engineering, or another STEM discipline with a minimum of 8+ years software development experience working on embedded real-time systems or 6+ years with a Master’s Degree or 3 years with PhD. The integration and test software engineer will design, develop, integrate and test software that manages test equipment and executes tests for a Space payload unit ensuring compliance to established requirements.
NewSoftware Engineer, Level 0 (AE26061234C) Advantage Engineering & IT Solutions IncSoftware Engineer, Level 0 (AE26061234C)Annapolis Junction, MDRemote$86,500–$92,800 / yearFull timeBachelor's degree in Computer Science, Software Engineering, or related discipline.4 years of experience as a Software Engineer on projects with similar software processes may be substituted for a bachelor's degree. Mission Description:Design, develop, test, deploy, and maintain complex software solutions supporting mission-critical systems, large-scale data processing, advanced analytics, and enterprise applications.
Principal Software Engineer, SIEM Ruby/Rails Huntress Labs IncPrincipal Software Engineer, SIEM Ruby/RailsDCRemoteAs a Principal Software Engineer at Huntress, you will be responsible for leading a feature delivery team in the design, development, and high-quality release of software features for the Huntress SIEM Platform that provides for automated detection and human-powered threat hunting. Collaborate closely with the team engineering manager, product manager, security research, platform, and architect on strategic initiatives and technical designs.
NewSoftware Engineer Level 1 - 3 TS/SCI/FS Poly ONLY Altamira TechnologiesSoftware Engineer Level 1 - 3 TS/SCI/FS Poly ONLYAnnapolis Junction, Maryland$140,000–$230,000 / yearRequired Skills: • Requires a bachelor’s degree in a relevant discipline (e.g., computer science, information systems, and network engineering) from an accredited college or university and eight (8) years of relevant programming experience in the field (e.g., computer science, information systems and network engineering).• Provides specific input to the software components of system design to include hardware/software tradeoffs, software reuse, use of Commercial Off-the-shelf (COTS)/Government Off the shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components.
Software Engineer - AI Enablement & Enterprise Systems ConsultNetSoftware Engineer - AI Enablement & Enterprise SystemsRockville, MDThis role will partner with business stakeholders, architects, and engineering teams to evaluate, prototype, and implement AI-enabled solutions that improve operational efficiency, analytics, and decision-making across enterprise platforms. For over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact.
NewSenior Software Engineer - Architecture & Systems Design CACISenior Software Engineer - Architecture & Systems DesignHerndon, VirginiaPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Create technical documentation including message sequence charts, UML class diagrams, and software architecture specifications that enable distributed teams to build complex systems correctly and efficiently.
Software Engineer IV ProsyncSoftware Engineer IVAnnapolis Junction, MDProvides specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Open Source Software (OSS) and/or Commercial OffThe-Shelf (COTS) Government Off-The-Shelf (GOTS) software in place of new development, and requirements analysis and synthesis from system level to individual software components. These systems might include, but are not limited to, processing intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, business management information systems, and systems which incorporate data repositories, data transport services, and application and systems development and monitoring.
Senior Signals Software Engineer GliaCell TechnologiesSenior Signals Software EngineerColumbia, MDFull timeWe also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. Fourier transforms, filtering, communications theory, digital modulation, error control coding, signal analysis tools, digital signal processing.
Principal Embedded Software Engineer Trident Systems IncPrincipal Embedded Software EngineerSterling, VAThis is a hands-on engineering role intended for a deeply experienced embedded software engineer who thrives in complex hardware-centric environments and contributes through strong technical execution, sound engineering judgment, architectural rigor, and mentorship of other engineers. The Principal Embedded Software Engineer serves as a highly experienced individual contributor responsible for embedded software architecture, implementation, and technical execution across advanced aerospace computing platforms and supporting engineering systems.
Software Engineer - JobID-0207 INNOVATIVE DEFENSE TECHNOLOGIESSoftware Engineer - JobID-0207Arlington, VA$90,000–$184,000 / yearAbout the Role: Innovative Defense Technologies (IDT), a leading defense technology company, is seeking a Software Engineer to be part of our Engineering team and based out of our Arlington, VA, Mount Laurel, NJ, or San Diego, CA location. Assure Quality: Maintains a focus on quality that produces deliverables that meet objectives and align needs, uses, and acceptance requirements set forth by relevant stakeholders.