Software Developer, Applications MATRIX SYSTEMS & TECHNOLOGIES INCSoftware Developer, ApplicationsBowie, MDRemoteFull timeExperience with React, Angular, Java, SpringBoot, Node.js. **Candidate must hold MBI Clearance with IRS experience**.
Software Test Automation and QA Developer, Senior Booz Allen Hamilton IncSoftware Test Automation and QA Developer, SeniorLaurel, MD$86,800–$198,000 / yearUsing tools like GitLab, ReST, FastAPI and others that you may recommend, and software languages, including Python, Java, and VS Code, you'll build test frameworks, test automation software, and secure software solutions that provide data transport and Zero Trust capabilities to support customer missions. We need a software developer who will use their passion for secure, quality software and modern development practices to learn new tools and techniques, including using approved AI tools to recommend and implement DevOps software process improvements, automate testing, configure tools to support secure software QA, and mentor teammates.
Modern Application Developer EntropyZero ConsultingModern Application DeveloperReston, VAEntropyZero Consulting is a boutique software engineering consultancy focused on delivering quality software and software engineering solutions to public sector and commercial clients. In past Entropy Days, we've programmed robots to battle each other in a winner takes all tournament and shared presentations on topics as diverse as drones and robotics, paragliding, and home brewing.
Associate AI/ML Software Developer (req-261) CATHEXISAssociate AI/ML Software Developer (req-261)Tysons, VA$98,700–$120,300Our values are centered around leading with integrity, owning the outcome, growing together, and moving with purpose in everything we do for our employees, customers, partners, and communities. A motivated and qualified candidate will not only have hands-on development experience in (JavaScript, Python or Java) but also a willingness to collaborate with teams to solve problems.
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.
Software Test Automation And QA Developer, Senior Booz Allen Hamilton Inc.Software Test Automation And QA Developer, SeniorUSA, MD$86,800–$198,000 / yearUsing tools like GitLab, ReST, FastAPI and others that you may recommend, and software languages, including Python, Java, and VS Code, you'll build test frameworks, test automation software, and secure software solutions that provide data transport and Zero Trust capabilities to support customer missions. We need a software developer who will use their passion for secure, quality software and modern development practices to learn new tools and techniques, including using approved AI tools to recommend and implement DevOps software process improvements, automate testing, configure tools to support secure software QA, and mentor teammates.
Applications Developer - Full Performance Nightwing Intelligence SolutionsApplications Developer - Full PerformanceSterling, Virginia$64,000–$128,000 / yearAbility to lead and direct design thinking for applications• Strong working knowledge of RDS SQL• Working experience with Solr and Python• Experience with Jenkins• Experience with Rest APIs• Working experience with AWS technologies (EC2, S3, SQS, SNS)• Experience with application frameworks (Spring Boot, NodeJS-NestJS)• Expert knowledge of UI design principles and techniques• Ability to work well with others as well as independently• Ability to work well in a constantly evolving work environment• Strong presentation skills• BS/BA in Software Engineering, Science, Mathematics, or similar OR equivalent combination of education and experience. The ideal candidate will help promote state-of-the-art IT solutions, collaborating with IT mission partners to share technology and lessons learned and ensure records management processes and requirements are included in the early design stages of IT solutions across the Intelligence Community.
Full Stack Software Developer Omniscius ConsultingFull Stack Software DeveloperLaurel, MDFull timeThis role offers the opportunity to develop, enhance, and sustain enterprise applications that support critical business operations while working with modern development tools, cloud technologies, and Agile methodologies. The ideal candidate is a well-rounded software engineer who enjoys solving complex technical challenges, developing scalable applications, and supporting production systems in a fast-paced environment.
React Software Developer Omniscius ConsultingReact Software DeveloperLaurel, MDAs a React Software Developer, you will be responsible for maintaining, enhancing, and supporting production web applications that facilitate collaboration and business processes between the Department of Defense and industry partners. We are seeking a talented React Software Developer to support mission-critical enterprise applications used across acquisition, finance, human resources, logistics, security, program management, and other corporate services.
NewFull Stack Developer Systech FederalFull Stack DeveloperChantilly, Virginia5 - 7 years’ experience with Python with development of an application in Flask, Django, FastAPI; including developing associated testing (unit and integration). Work with the lead developer to design, code, deliver APIs, and integrate with other software systems and databases.
Application Developer- Full Stack (SME) Nightwing Intelligence SolutionsApplication Developer- Full Stack (SME)Sterling, Virginia$122,000–$253,000 / yearThe candidate will be part of a team of Software Developers, ETL Developers, and Data Scientists to enhance existing production applications and build out new web services on a routinized production cadence to meet the evolving needs of users. Nightwing is currently seeking a Full Stack Web Application Developer SME in Herndon VA to work on a suite of services that will supply users with tools to automate a wide range of enterprise-wide applications and data centric mission management applications.
Application Developer Bigbear.aiApplication DeveloperAnnapolis Junction, MarylandFull timeYou will bridge the gap between cutting edge research and real-world application, working alongside elite analysts, operators, and data scientists to deliver high-impact, scalable solutions. Collaborate Across Disciplines: Partner closely with cross-functional teams including operators, analysts, and external development shops to translate mission needs into robust software requirements.
Application Developer 3 Bigbear.aiApplication Developer 3Columbia, MarylandFull timeOverview: BigBear.ai is seeking a Application Developer to join exciting, up-and-coming projects where you will design, develop, prototype, modify, and integrate solutions to deliver mission-centric results. This fast-paced and dynamic environment demands a flexible, highly motivated engineer with a strong desire to learn new skills and tackle evolving challenges that are critical to national security.
NewSenior Full Stack Developer Iconma LLCSenior Full Stack DeveloperMcLean, VAThe developer will be involved in developing and enhancing core features of the forecasting engines to improve model accuracy, performance, and scalability, as well as providing support for critical quarterly/yearly production runs used in financial reporting to ensure the integrity, accuracy, and timeliness of outputs. Software Developer who can contribute to the firm's enterprise forecasting platform that supports long-term financial projections, enabling strategic planning and decision-making.
NewSenior Full Stack Developer IconmaSenior Full Stack DeveloperMcLean, VAThe developer will be involved in developing and enhancing core features of the forecasting engines to improve model accuracy, performance, and scalability, as well as providing support for critical quarterly/yearly production runs used in financial reporting to ensure the integrity, accuracy, and timeliness of outputs. Software Developer who can contribute to the firm’s enterprise forecasting platform that supports long-term financial projections, enabling strategic planning and decision-making.
2123 - Full Stack Developer Indrasoft2123 - Full Stack DeveloperColumbia, MarylandRemoteSitting and working on a computer for long, continuous periods each day; effective communications by telephone, email, and face-to-face; standing, walking, and sitting; handling and feeling objects or controls; reaching; talking and hearing; lifting and/or moving up to 10 pounds; and specific vision abilities including close vision, distance vision, color vision, peripheral vision, depth perception, and the ability to adjust and focus. Maintain job knowledge by studying state-of-the-art development tools, programming techniques, and computing equipment, participating in educational opportunities, reading professional publications, maintaining personal networks, and participating in professional organizations.
Senior Ontology Developer (TS/SCI) MaxaarSenior Ontology Developer (TS/SCI)Herndon, Virginia$187,000–$205,700 / yearWorking 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.
Full Stack Developer II LCGFull Stack Developer IIRockville, MarylandThe developer will work closely with project managers, architects, developers, and subject matter experts to deliver scalable, high-quality software solutions following industry best practices throughout the software development lifecycle. Salary at LCG is determined by various factors, including but not limited to role, location, the combination of education/training, knowledge, skills, competencies, certifications, and work experience.
Full Stack Developer II - Java LCGFull Stack Developer II - JavaRockville, MarylandThe developer will collaborate with project managers, architects, developers, and subject matter experts to deliver scalable, high-quality software solutions while following industry best practices throughout the software development lifecycle. Salary at LCG is determined by various factors, including but not limited to role, location, the combination of education/training, knowledge, skills, competencies, certifications, and work experience.
Web Developer Mid CACIWeb Developer MidChantilly, VirginiaCACI is seeking a Web Developer to act as a member of an AGILE development team working with HTML5, JavaScript, Bootstrap, CSS, C#.NET, SQL, Ruby on Rails, Artificial Intelligence, and Amazon Web Services to develop business applications in support of a government customer. Pay 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.
Senior Ontology Developer (TS/SCI) Vantor ServicesSenior Ontology Developer (TS/SCI)Herndon, 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.
9128 - Front-End Developer Indrasoft9128 - Front-End DeveloperColumbia, MarylandRemoteMaintain job knowledge by studying state-of-the-art development tools, programming techniques, and computing equipment, participating in educational opportunities, reading professional publications, maintaining personal networks, and participating in professional organizations. Write well-designed, testable, and efficient code for software components, units and modules that meet product specifications and development schedules using structured development processes.
Java Developer CSIJava DeveloperChantilly, VirginiaResponsibilities include: identify system scope and objectives; determine system equipment capacity, operating parameters, and throughput; prepare detailed specifications; design, code, test, and debug; perform quality assurance reviews; contribute to development of security authorization documentation; represent program in design reviews and demonstrations; and mentor junior developers. Our expertise in Data/Information, IT Services/Applications, Cybersecurity/Information Assurance, and Counterintelligence/Insider Threats enables us to effectively operate from the C-Suite to the Dev-Suite working with partners and clients to solve the most difficult challenges.
Scientific Software Developer (DC, NoVA) Stellar ScienceScientific Software Developer (DC, NoVA)Tysons, VAFull timeSupport software development in the following domains: computer vision and image processing, image simulation, laser or high-power microwave source generation and effects modeling, atmospheric modeling, computational electromagnetics (CEM), space domain awareness (SDA), high performance computing (HPC), computer aided design (CAD) tools, artificial intelligence (AI) and machine learning (ML) techniques, among others. Reinforcement learning, large language model development, computer vision, data mining, and core ML techniques (classification, regression, clustering).
Software Developer II (Kubernetes and Integration Specialist) Rite-Solutions IncSoftware Developer II (Kubernetes and Integration Specialist)VAThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. Arcfield 's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, Short Term and Long-Term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.
Full Stack Developer - Tech Dev (TS/SCI Required) IT Concepts IncFull Stack Developer - Tech Dev (TS/SCI Required)Washington, DC$165,000–$185,000 / yearKentro is hiring a qualified Full Stack Developer - Tech Dev to support our Defense Intelligence client in Washington, D.C. The ideal candidate will bring experience in multiple development technologies and methodologies and intense process transformation skills to enhance the team's capabilities. We are looking for a flexible software developer with experience delivering web solutions for the federal government, who is comfortable developing in multiple languages and is experienced in both front and back, microservices, and API development.
Senior Full Stack AI Developer CACI International IncSenior Full Stack AI Developernational harbor, MD$105,100–$231,100 / yearSignificant professional Full-Stack development experience with expertise in multiple programming languages, proficiency with cloud services (Azure and AWS with Azure preferred), deep expertise in Python for back-end development, experience with front-end frameworks such as React and CSS and strong experience in API development and management. The ideal candidate is a strong individual contributor with continuous, hands-on coding experience, spending approximately 80% of their time writing code and will excel with current experience developing innovative AI solutions as part of a technically diverse and geographically disbursed team.
Senior Software Developer AvaloreSenior Software DeveloperTysons, VirginiaThe developer, with a minimum of 10 years’ experience, will support the full lifecycle development (analyze, design, develop, deploy, maintain) of innovative and interactive web, video and multimedia training products. Products also include web-based training, SharePoint and websites, multimedia applications, video productions, graphic design, and print products.
AI-Powered Developer Experience Engineer BitwiseAI-Powered Developer Experience EngineerLaurel, MarylandYou'll be working at an exciting intersection of software engineering and applied AI, integrating large language models and agent-based systems into real development workflows — not just experimenting in a sandbox, but shipping tools that people actually use and that make a measurable difference. In this role, you'll focus on meaningfully improving the productivity and day-to-day experience of a software engineering team by designing and delivering advanced developer tooling with a strong emphasis on AI and automation.
Senior Java Developer w/ Angular Omm IT SolutionsSenior Java Developer w/ AngularWoodlawn, MarylandDemonstrate a strong understanding of the latest trends in Artificial Intelligence (AI) and showcase the ability to apply AI knowledge to enhance or redesign existing system architectures, identifying opportunities where AI-driven solutions can add value, improve efficiency, or enable new capabilities. Experience with JEE technologies including Struts, Spring Framework (IoC, MVC, Transactions, Security, and Batch), Spring Boot, Spring JDBC, JPA, Hibernate, SOAP/RESTful, XML, DB2, Tomcat, WebSphere.
Web Developer Senior CACIWeb Developer SeniorChantilly, 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. CACI is seeking a Web Developer to act as a member of an AGILE development team working with HTML5, JavaScript, Bootstrap, CSS, C#.NET, SQL, Ruby on Rails, Artificial Intelligence, and Amazon Web Services to develop business.
Geospatial Developer Leidos Holdings Inc.Geospatial DeveloperChantilly, VA$87,100–$157,450 / yearThe Geospatial Developer will be responsible for collecting geospatial data from open-source websites using Python, transforming and formatting the data into geospatially compatible formats, and ingesting it into ESRI-based web applications such as Portal for ArcGIS and ArcGIS Online. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Angular Developer Rapinno TechAngular DeveloperHerndon, VirginiaMay analyze and design databases within an application area, working individually or coordinating database development as part of a team; utilizes SAFe agile development methodologies as part of an inter-disciplinary agile team. The candidate will be expected to devise effective ideas that will deliver benefit to the customer, develop, and demonstrate these concepts coherently.
Full Stack Web Developer CACIFull Stack Web DeveloperMclean, VirginiaCACI is seeking a Full Stack Web Developer for custom development capabilities to design and develop integrated web applications with the end goal of providing customers with beautiful, functional, and informative websites, as well as functional data repositories. Pay 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.
NewMultimedia Training Developer CACIMultimedia Training DeveloperFairfax, 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. This role is evenly split between developing eLearning products and creating multimedia and web-based content for an Interactive Electronic Technical Manual (IETM).
Software Engineer – Developer and Production Systems Support Nightwing Intelligence SolutionsSoftware Engineer – Developer and Production Systems SupportSterling, Virginia$99,000–$206,000 / yearKey Job Responsibilities: Provide onsite support for Java-based web applications within a microservices architecture, ensuring high availability, reliability, and performance of deployed systems in the customer space. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization.
Scientific Software Developer (DC, NoVA) Stellar Science Ltd CoScientific Software Developer (DC, NoVA)Tysons, VASupport software development in the following domains: computer vision and image processing, image simulation, laser or high-power microwave source generation and effects modeling, atmospheric modeling, computational electromagnetics (CEM), space domain awareness (SDA), high performance computing (HPC), computer aided design (CAD) tools, artificial intelligence (AI) and machine learning (ML) techniques, among others. Reinforcement learning, large language model development, computer vision, data mining, and core ML techniques (classification, regression, clustering).
Scientific Software Developer (Dc, Nova) Stellar Science Ltd CoScientific Software Developer (Dc, Nova)Tysons Corner, VASupport software development in the following domains: computer vision and image processing, image simulation, laser or high-power microwave source generation and effects modeling, atmospheric modeling, computational electromagnetics (CEM), space domain awareness (SDA), high performance computing (HPC), computer aided design (CAD) tools, artificial intelligence (AI) and machine learning (ML) techniques, among others. Reinforcement learning, large language model development, computer vision, data mining, and core ML techniques (classification, regression, clustering).
Software Engineer II - BDX Developer Experience Booking.comSoftware Engineer II - BDX Developer ExperienceWashington D.C., District of Columbia$191,600–$212,900 / yearFull timeThis role sits at the intersection of backend engineering, data platforms, and developer advocacy, requiring you to navigate complex architectures while keeping friction low for the users of our internal Python SDKs, workflow frameworks, and dbt . We build and maintain the tooling, platform integrations, and paved paths that help internal customers (Data Scientists, ML and Data Engineers, and Analyst community) develop, test, publish, and operate data workflows with confidence.
Senior Salesforce Developer Polar IT ServicesSenior Salesforce DeveloperReston, Virginia2+ experience in the Salesforce platform (development experience must exceed 5 years) • Knowledge in SOAP API, REST API, and Bulk API • Experience integration Salesforce with 3rd party APIs • Strong skills with HTML, CSS, JavaScript and UI frameworks within Visualforce pages or Lightning components • Experience with development tools such as Visual Force, Git • Deep understanding of the limitations on the Salesforce platform, specifically with governor limits and best practices in delivering solutions. Developer IV performs high complexity (i.e. system level applications) analysis, design, development and unit testing of software applications from user requirements and design documents.
Senior Full Stack .NET Developer Team Velocity Marketing, LLCSenior Full Stack .NET DeveloperVARemoteWe are especially interested in engineers who embrace modern AI-assisted development workflows and continuously explore new technologies that improve software quality, delivery speed, and developer productivity. You will play a key role in designing, building, and enhancing enterprise-grade tooling, reporting systems, and customer-facing applications for a leading automotive marketing technology company.
Senior Full Stack .NET Developer Team VelocitySenior Full Stack .NET DeveloperRemote, Continental U.S., VARemote$150,000–$175,000 / yearWe are especially interested in engineers who embrace modern AI-assisted development workflows and continuously explore new technologies that improve software quality, delivery speed, and developer productivity. You will play a key role in designing, building, and enhancing enterprise-grade tooling, reporting systems, and customer-facing applications for a leading automotive marketing technology company.
Software Engineer Full Stack Java Developer Nissint Technologies, LLCSoftware Engineer Full Stack Java DeveloperHanover, MDFull timeYour role will be pivotal in safeguarding sensitive information and maintaining operational resilience against evolving cyber threats, and will focus on cross-domain collaboration while fostering coordinated efforts to protect national interests and execute intelligence missions effectively. This job presents an exciting opportunity to collaborate with a group of talented professionals dedicated to providing critical infrastructure and advanced capabilities that enable secure, mission-critical operations across multiple agencies and domains.
Senior Red Hat OpenShift Automation Engineer JobotSenior Red Hat OpenShift Automation EngineerRockville, MD$140,000–$160,000 / yearWith deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
Senior PeopleSoft/Oracle Developer NSSSenior PeopleSoft/Oracle DeveloperHerndon, VirginiaYou’ll work closely with engineering teams to support, enhance, and maintain critical PeopleSoft environments and Oracle-based applications — with a strong focus on security compliance, data integrity, and system performance. This role is ideal for a senior engineer who can work across application, middleware, and infrastructure layers to ensure stable, secure, and high-performing systems.
Associate Software (Full-Stack) Developer VTG.Associate Software (Full-Stack) DeveloperWashington$90,000–$115,000 / yearYou will operate in an agile product environment, contributing to a modern web-based platform that integrates diverse data sources, applies risk scoring across DoD taxonomies, and delivers actionable insights to senior defense stakeholders. When extending an offer, VTG also considers work experience, education, skill level, market considerations and may possibly include contractual requirements which may cause an offer to fall outside of this range.
Lead Full-Stack Developer - Hybrid S.W.I.F.T. SCRLLead Full-Stack Developer - HybridManassas, VAThis role requires strong technical expertise, sound engineering judgment, and the ability to collaborate effectively across teams while contributing to scalable and reliable systems. We were established to find a better way for the global financial community to move value - a reliable, safe and secure approach that the community can trust, completely.
NewGenAI Developer SentrillionGenAI DeveloperAshburn, VAExpertise in multiple software developer languages including, but not limited to: Python, Java, JavaScript, and TypeScriptDemonstrated experience with cloud services and platforms (AWS and Google) which includes an understanding of how to deploy, manage, and scale applicationsFamiliarity with cloud architectureKnowledge of virtual networks, load balancers, and content delivery networks (CDNs)Experience working with DevSecOps. Exposure to or basic practical experience with relevant GenAI frameworks and librariesExperience working with APIs for commercial or open-source modelsAbility to analyze technically complex problems and develop and implement new and innovative solutions in a fast-moving and fluid software prototyping development environment.
Java, Scala, Python Developer CymertekJava, Scala, Python DeveloperReston, VirginiaJava Developer, Scala Developer, Python Developer, Software Engineer, Backend Developer, Full Stack Developer, Data Engineer, Distributed Systems Developer, Big Data Developer, API Developer, etc. Computer Science, Software Engineering, Information Technology, Computer Engineering, Data Science, Information Systems, Applied Mathematics, Artificial Intelligence, Systems Engineering, Computational Science, etc.
Mobile Developer Senior Science Applications International CorpMobile Developer SeniorAshburn, VAOur robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. By providing the information below and checking the boxes referenced, you acknowledge and consent to SAIC''s Privacy Policy to include access and use of your information for the purposes of sharing your information for possible employment recruitment effects by SAIC and it''s third party vendors.