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, Virginia$220,000–$242,000 / yearWorking 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.
PeopleSoft HCM,ELM Developer Lead Digital Management LLCPeopleSoft HCM,ELM Developer LeadWashington, DCWith a focus on end-to-end managed IT services, including managed mobility, cloud, cybersecurity, network operations, and application development, DMI supports public sector agencies and commercial enterprises around the globe. Comprehensive experience with HTML, Java, J2EE, JSP, Extensible Markup Language (XML), JavaScript, C++, and object‑oriented analysis and design; relational database programming; and administration of programming/application development systems.
Senior Developer Platinum TechnologiesSenior DeveloperHerndon, VirginiaWorking within an Agile DevSecOps environment, the Senior Developer collaborates with ontology engineers, software engineers, database engineers, data engineers, and Government stakeholders to deliver high-quality software that supports operational mission requirements. This position develops application services, APIs, user interfaces, and backend components that leverage enterprise ontologies, knowledge graphs, and Semantic Web technologies to support data interoperability and mission workflows.
Sr. Software/Web Developer (AOA-SWD-000) KentroSr. Software/Web Developer (AOA-SWD-000)Springfield, Virginia$160,000–$170,000 / yearFull timeUse COTSopen source, freeware (Python, JavaScript, AngularJS, JavaScript frameworks, Django, Model Glue, etc.), HTML, CSS, SQL, database (MySQL, etc.), and SharePoint to support systems and associated applications located in test and operational environments in support of line of business functions: Assess the functionality and data storage capability. Support production teams made up of analysts, data stewards, geospatial and imagery analysts, database engineers, data scientists, multimedia specialists, graphic designers, 3d designers, and editors to develop modern web conveyance products for special intelligence topics.
Ontology Software Developer (TS/SCI) VantorOntology 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.
Lead Developer, Senior Nationwide IT ServicesLead Developer, SeniorWashington, DC, DCFull timeThe Senior Lead Developer will collaborate closely with the Program Manager, Technical Lead / Solution Architect, Government stakeholders, cybersecurity personnel, business analysts, and DevSecOps engineers to support application modernization, cloud migration, operations and maintenance, and the development of new enterprise capabilities. Through mediation, arbitration, conflict prevention, and collaborative training programs, FMCS helps improve communication and cooperative problem-solving while administering labor relations programs under federal law to support stable, productive workplaces nationwide.
Software Developer Bridge Core (BCore)Software DeveloperChantilly, Virginia$190,000–$230,000 / yearFull timeBcore accelerates decisive advantage for warfighters and intelligence professionals by fusing human insight, rapid-fire engineering, precision-measured outcomes, and relentless grit into mission-ready solutions. Responsibilities: You will be part of a team of developers that are building a new application that utilizes LLM to convert data and access policies from a variety of sources and formats into a uniform format for compliance assessment.
NewSoftware Engineer (Ai-Assisted Developer Tooling) Visionist, Inc.Software Engineer (Ai-Assisted Developer Tooling)Laurel, MD$170,000–$240,000 / yearWe embed small engineering teams with analysts to rapidly identify and solve mission capability gaps playing a critical role in defending our nation's cyber infrastructure & providing expertise in malware analysis, attribution, mapping adversarial infrastructure, pen testing, and operational planning. This premier program encompasses traditional software services including Systems Design and Engineering, Database Administration, Data Science and Knowledge Management, Enterprise Risk Management, Integration and Test, as well as Operations and Systems Support.
NewSoftware Engineer (AI-Assisted Developer Tooling) Visionist IncSoftware Engineer (AI-Assisted Developer Tooling)Laurel, MD$170,000–$240,000 / yearWe embed small engineering teams with analysts to rapidly identify and solve mission capability gaps playing a critical role in defending our nation's cyber infrastructure & providing expertise in malware analysis, attribution, mapping adversarial infrastructure, pen testing, and operational planning. This premier program encompasses traditional software services including Systems Design and Engineering, Database Administration, Data Science and Knowledge Management, Enterprise Risk Management, Integration and Test, as well as Operations and Systems Support.
Software Developer LeidosSoftware DeveloperChantilly, VirginiaExperience with Public Key Infrastructure (PKI) and understand key concepts like digital certificates, Certificate Authorities (CAs), Registration Authorities (RAs), key management practices, cryptographic algorithms, certificate revocation procedures, and trust models. Leidos is seeking a Software Developer for a 200+ FTE technical development program supporting the Sponsor's Enterprise PKI System as well as IdAM IICAM, Authentication, Authorization, Attributes and Digital Policy Management.
Software Engineer (Java, AWS, Linux) CymertekSoftware Engineer (Java, AWS, Linux)Chantilly, VirginiaComputer Science, Software Engineering, Information Technology, Computer Engineering, Data Science, Systems Engineering, Network Engineering, Information Systems, Cloud Computing, Applied Mathematics, etc. Software Engineer, Java Developer, AWS Cloud Engineer, Linux Systems Developer, Backend Developer, Full Stack Developer, Cloud Software Engineer, Systems Engineer, DevOps Engineer, Application Developer, etc.
Data Architect Role OpenDataJobsData Architect RoleWashington, District of ColumbiaData Architects work closely with data engineers, database developers, database administrators, security teams, software engineers, analysts, and business stakeholders. In those settings, the Data Architect shapes the data and integration architecture while AI engineers remain accountable for model behavior, evaluation, and AI-specific safeguards.
Software Developer ExcelitySoftware DeveloperHerndon, VirginiaResponsibilities: Designs and develops user interfaces and visualizations that support capabilities such as data discovery and query, analytic visualizations, link-node analysis, AI/ML big data analytics, and object production and relationships. Required Skills: A Bachelor’s degree with 9 years of relevant experience OR a Master’s degree with 7 years of relevant experience OR A PhD with 4 years of relevant experience; An additional 4 years of experience maybe considered in lieu of a degree requirement.
Senior .Net Developer AnnexaSenior .Net DeveloperWashingtonRequired Skills: 15+ years of experience developing enterprise applications using Microsoft technologies within a distributed (n-tier) architecture. Leverages excellent written and verbal communication skills to develop new business process and programming solutions as directed by business and technical stakeholders.
5Years Power Platform Developer - Hybrid - Inperson interview GoIntellects5Years Power Platform Developer - Hybrid - Inperson interviewWashington, District of ColumbiaThe Power Platform Developer is responsible for designing, developing, and implementing business solutions using Microsoft's Power Platform suite, including Power Apps, Power Automate and Power BI. Create custom applications using Power Apps to meet specific business needs, including designing user interfaces, workflows, and data integrations.
Application Developer Visionist, Inc.Application DeveloperFort Meade, MD$160,000–$240,000 / yearWe embed small engineering teams with analysts to rapidly identify and solve mission capability gaps playing a critical role in defending our nation's cyber infrastructure & providing expertise in malware analysis, attribution, mapping adversarial infrastructure, pen testing, and operational planning. This premier program encompasses traditional software services including Systems Design and Engineering, Database Administration, Data Science and Knowledge Management, Enterprise Risk Management, Integration and Test, as well as Operations and Systems Support.
Junior Application Developer (Reverse Engineer) Visionist, Inc.Junior Application Developer (Reverse Engineer)Fort Meade, MD$95,000–$155,000 / yearWe embed small engineering teams with analysts to rapidly identify and solve mission capability gaps playing a critical role in defending our nation's cyber infrastructure & providing expertise in malware analysis, attribution, mapping adversarial infrastructure, pen testing, and operational planning. This premier program encompasses traditional software services including Systems Design and Engineering, Database Administration, Data Science and Knowledge Management, Enterprise Risk Management, Integration and Test, as well as Operations and Systems Support.
Netdev Developer Visionist, Inc.Netdev DeveloperFort Meade, MD$160,000–$240,000 / yearWe embed small engineering teams with analysts to rapidly identify and solve mission capability gaps playing a critical role in defending our nation's cyber infrastructure & providing expertise in malware analysis, attribution, mapping adversarial infrastructure, pen testing, and operational planning. This premier program encompasses traditional software services including Systems Design and Engineering, Database Administration, Data Science and Knowledge Management, Enterprise Risk Management, Integration and Test, as well as Operations and Systems Support.
Senior Maximo Application Developer (IBM Maximo) Omniscius ConsultingSenior Maximo Application Developer (IBM Maximo)Ft. Meade, MDThe ideal candidate is a senior-level software professional with extensive experience customizing commercial off-the-shelf (COTS) enterprise applications, developing scalable solutions, and collaborating across engineering, infrastructure, cybersecurity, and customer teams. As the Senior Maximo Application Developer, you will serve as a technical leader responsible for designing, configuring, developing, and maintaining IBM Maximo-based applications supporting enterprise operations.