Full-Stack Developer Role OpenDataJobsFull-Stack Developer RoleWashington, District of ColumbiaAn opening may specify React and Node.js, React and Python, a cloud platform, GraphQL, Representational State Transfer (REST), serverless services, containerized workloads, or a particular database and delivery stack. You decide where logic belongs, keep contracts aligned, test the seams between layers, and work with deeper specialists when architecture, database operations, security, accessibility, or platform concerns exceed the feature team's scope.
Java / C / AWS Software Engineer CymertekJava / C / AWS Software EngineerReston, VirginiaJava Developer, C Developer, AWS Software Engineer, Cloud Software Engineer, Backend Developer, Full Stack Developer, Systems Software Engineer, Cloud Application Developer, Embedded Software Engineer, Cloud Solutions Architect, etc. Computer Science, Software Engineering, Information Technology, Computer Engineering, Cloud Computing, Data Science, Information Systems, Systems Engineering, Network Engineering, Applied Mathematics, etc.
Automation Developer BizFirstAutomation DeveloperWashington, District of ColumbiaThis position supports the following program: U.S. Department of Transportation (DOT), Office of the Secretary (OST), Working Capital Fund (WCF), Office of Financial Management (OFM) — WCF IT Financial Management, Cost Model Development, and Systems Integration Support. · Design and build the automated billing-cycle workflow end to end: scheduled ingestion, validation on load, execution of the approved calculation logic, self-populating exception queues, pre-bill review and approval flows, and publication handoffs.
AI Developer Engineer Unissant IncAI Developer EngineerAshburn, VARemoteEssential Duties and Responsibilities: Design, develop, and productionize RAG applications, chatbots, document translation and summarization services, predictive models, anomaly-detection capabilities, and routing/optimization solutions. Communication Skills: Excellent verbal and written communication skills, with the ability to explain AI/ML designs, model performance, technical risks, and solution tradeoffs to technical and nontechnical audiences.
NewAI Developer/ Applied ML Practitioner Sikich LLPAI Developer/ Applied ML PractitionerWashington, DC$155,000–$162,500 / yearSikich CPA LLC is a licensed CPA firm that provides audit and attest services to its clients, and Sikich LLC and its subsidiaries provide tax and business advisory services to its clients. Through a dedicated focus on key business priorities and intentionally creating a rewarding employee experience, Tantus, a Sikich Subsidiary has developed into a highly regarded provider of professional services and a sought-after employer of choice.
Service Now Developer - Integration Engineer Emergent TechnologiesService Now Developer - Integration EngineerReston, VirginiaA Bachelor’s or Master’s degree in Computer Science (or a related field) is preferred, along with 11+ years of relevant experience , including: Hands-on experience with ServiceNow, including ITSM, ITOM, and CMDB . Emergent Technologies Inc. is seeking a talented and motivated ServiceNow Developer / Integration Engineer to join our growing technology team in support of a mission-critical Government customer.
Al Developer - Document Intelligence & Validation PeopleNTech LLCAl Developer - Document Intelligence & ValidationAlexandria, VA2. Hands-on experience with: Document Al/IDP platforms (OCR, PDF parsing) based extraction, Confidence scoring, rule-based validation, semantic or fuzzy comparison, API integration. The Al Developer will design, build, and optimize document ingestion, extraction, validation, and comparison capabilities to modernize Middle Office authorization workflows.
Windows CNO Developer M9 SolutionsWindows CNO DeveloperHerndon, VirginiaWith 15+ years of proven delivery and growth, M9 Solutions is a unique small business with credible past performance and key capabilities offering project management services, solution architects, business analysts, program managers, technical architects, and technical consultants. M9 Solutions is a proud participant in the Virginia Values Veterans (V3) program and supports the Military Medics and Corpsmen (MMAC) initiative, demonstrating our commitment to hiring and supporting veterans, transitioning service members, military spouses, and dependents.
Front End Developer with Python Django Experience Futrend TechnologyFront End Developer with Python Django ExperienceBethesda, MarylandFutrend Technology is looking for a Front End Developer with Python/Django/Postgres experience to join our team of industry leading professionals and forward thinking customers. Responsibilities Develop and maintain responsive, user-friendly web interfaces for applications built on Python/Django/Oracle/Postgres back-end services.
NewDevOps Engineer Science Applications International CorpDevOps EngineerReston, VA$240,001–$280,000 / yearInfrastructure as Code (IaC): Design and implement infrastructure automation using Terraform and Packer, promoting reproducible, version-controlled infrastructure deployments. 3+ years of experience working with AWS and Azure cloud platforms, including core services (compute, networking, storage, identity management).
Senior Software Engineer - TS.SCI w/ favorable poly REQUIRED BK ConsultingSenior Software Engineer - TS.SCI w/ favorable poly REQUIREDHerndon, VAThe ideal candidate is a hands-on developer with significant experience in developing scalable data platforms, with experience in business intelligence, analytics, data science, and data products. Bachelor’s Degree in Computer Science, Electrical or Computer Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience.
Software Engineer - TS.SCI w/ favorable poly REQUIRED BK ConsultingSoftware Engineer - TS.SCI w/ favorable poly REQUIREDHerndon, VAThe ideal candidate is a hands-on developer with significant experience in developing scalable data platforms, with experience in business intelligence, analytics, data science, and data products. Bachelor’s Degree in Computer Science, Electrical or Computer Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience.
Senior Software Engineer, Developer Platform ANDURIL INDUSTRIESSenior Software Engineer, Developer PlatformWashington, DC$191,000–$253,000 / 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. The Software Platform team at Anduril is dedicated to building the products and systems that empower our engineering teams to develop, test, and deploy cutting-edge defense technology with unparalleled efficiency and reliability.
Data Scientist - AI/ML (Senior Software Developer; Systems Software) Avid Technology Professionals LLCData Scientist - AI/ML (Senior Software Developer; Systems Software)Columbia, MDExposure to AWS (Amazon Web Services), Cisco (CCNA), and/or STIGs/IAVA, Big Data Platform (BDP). Bachelor's degree in relevant field and 8 years of experience; an advanced degree will be considered in lieu of years of experience.
Senior Software Developer Avid Technology Professionals LLCSenior Software DeveloperBethesda, MDMust remain on the client site during Program core hours of 0900-1500. Excellent problem-solving skills and the ability to work autonomously.
Tech Lead (Spark and Python expertise) Infinity OutsourcingTech Lead (Spark and Python expertise)McLean, Virginia10+ years of experience in solution, design and development of applications using Java 8+/J2EE, Spring, Spring-Boot, Micro Services, RESTful Services and with experience in Big Data and with experience working in heavy data background needed. · Must have excellent experience in designing and Implementing cloud-based solutions in various AWS Services (: s3, Lambda, Step Function, AMQ, SNS, SQS, CloudWatch Events, etc.).
DevOps Developer 3 LancesoftDevOps Developer 3Herndon, VA$62.44Automate implementation and maintenance of security measures, including firewalls, endpoint protection, and access controls, to protect the system from unauthorized access, malware, and other security threats. We provide support for our Mission Operations Portfolio to design, build, test, deploy, operate, and maintain a wide variety of mission critical platforms and systems for commercial and government customers.
Senior Software Engineer VantorSenior Software EngineerArlington, District of ColumbiaA primary focus of this role is writing secure, cloud-ready code optimized for a Develop-Low / Deploy-High (L2H) workflow—utilizing established unclassified enterprise development ecosystems to build and test software that will safely promote across accredited cross-domain solutions into high-side, air-gapped operational networks. This position focuses on developing high-performance API-driven services and data-ingest pipelines that drive Analytic Data Organization, Entity Extraction, and Modernized Storage paradigms.
Mid-Level Java Engineer Expert In Recruitment SolutionsMid-Level Java EngineerSterling,, VAExperience with Docker, Terraform, Jenkins, Ansible, Git and other Continuous Delivery tools. Experience with computer networking protocols, firewall rules, and security systems.
Sr. Java Developer ITCON ServicesSr. Java DeveloperVienna, VAMinimum 6-8 years of experience of development with J2EE, JavaScript, Red Hat Enterprise Linux, Java Development Kit, Apache HTTP Server, JSP, Oracle, jQuery, Bootstrap, Windows Server, Microsoft Azure and AWS Cloud services, SiteMinder, WebSphere, Maven, Git/Bitbucket, J2EE security. Minimum of four (4-6) years of experience with the following frameworks/technologies: JPA/Hibernate, SOA and web service technologies, Spring framework, and web development (HTML, JavaScript, jQuery, CSS, and Custom Tags).
Full Stack Software Engineer (Full Stack Developer All levels) Redwire CorpFull Stack Software Engineer (Full Stack Developer All levels)Chantilly, VAYou will develop advanced React interfaces, implement high‑throughput backend services in Python/C++/Rust, integrate with distributed systems and simulation workflows, and collaborate closely with systems engineers, mission analysts, UI/UX designers, and DevOps teams to deliver reliable, data‑rich, and performance‑critical applications across aerospace and defense environments. This role blends modern frontend engineering, high‑performance backend development, and systems‑level thinking to ensure that user interfaces, APIs, data pipelines, and real‑time services are coherent, scalable, secure, and aligned with mission and product objectives.
HP099 Scientific Software Developer SupportHP099 Scientific Software DeveloperGreenbelt, MarylandWith a history of expertise in software development, computer network design, IT security, mission operations support, and educational outreach, Team ADNET is deeply embedded in the Space and Earth Science at NASA's Goddard Space Flight Center (GSFC) in Greenbelt, MD. Duties of the role include the design, implementation, and maintenance of VSO services, improving and implementing unit tests for the VSO code, creating automated process monitoring tools to gain insight into the operation and usage of the VSO, and improving the VSO development environment.
Python Data engineer Iconma LLCPython Data engineerMclean, VAThis role will be responsible for supporting our organization's data-driven initiatives, collaborating with business partners and multi-discipline technology teams, and designing and implementing data modeling solutions This position requires strong experience in data analysis, modeling and engineering with ability to translate complex technical issues into easily understood communications that will influence executive audiences with varied technical backgrounds and capabilities. 5 years' extensive knowledge and experience in the Data technologies for Data Analytics, Data Lake/Mart/Warehouse, Databases SQL/NoSQL (DB2, Oracle), Big Data Technologies (PySpark), ETL (Informatica), CDC (Attunity), REST API.
Python Data engineer IconmaPython Data engineerMclean, VAThis role will be responsible for supporting our organization’s data-driven initiatives, collaborating with business partners and multi-discipline technology teams, and designing and implementing data modeling solutions This position requires strong experience in data analysis, modeling and engineering with ability to translate complex technical issues into easily understood communications that will influence executive audiences with varied technical backgrounds and capabilities. 5 years’ extensive knowledge and experience in the Data technologies for Data Analytics, Data Lake/Mart/Warehouse, Databases SQL/NoSQL (DB2, Oracle), Big Data Technologies (PySpark), ETL (Informatica), CDC (Attunity), REST API.
Java Developer / OneStream, Associate (Part Time - Regular) LCGJava Developer / OneStream, Associate (Part Time - Regular)Rockville, MarylandDevelop middleware, microservices, and data synchronization services that exchange information between Java applications and enterprise platforms using REST APIs, SOAP services, JSON/XML, messaging technologies, scheduled batch processing, or ETL frameworks. The ideal candidate will have experience integrating Java applications with enterprise business platforms such as OneStream, ERP, HR, financial, or other enterprise systems through REST APIs, web services, messaging technologies, ETL processes, or middleware solutions.
Full Stack Java Developer Alpha Omega IntegrationFull Stack Java DeveloperVienna, VirginiaThere are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, education and certifications as well as contract provisions regarding labor categories that are specific to the position and could fall outside of this range. Provide technical knowledge and analysis of highly specialized applications and operational environment, high-level functional systems analysis, design, integration, documentation and implementation advice on moderately complex problems that require an appropriate level of knowledge of the subject matter for effective implementation.
Full Stack Java Developer :: Washington, DC (Remote) ARK Solutions, Inc.Full Stack Java Developer :: Washington, DC (Remote)Washington, DCRemoteEffective verbal and written communication skills, especially for collaborating on mainframe integration with Java developers and migration planning. Experience with test automation in unit tests, functional tests, regression tests, and performance tests.
Full Stack Java Developer CACIFull Stack Java DeveloperReston, VirginiaThe Integrated Broadcast Service (IBS) is a worldwide Department of Defense (DoD) network designed to transmit time-sensitive tactical and strategic intelligence and targeting data from various sources to authorized users across all echelons, in near real-time. 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.
Associate Application Programmer / Java Developer Revolutional, LLCAssociate Application Programmer / Java DeveloperWashington, DCRemote$75,000–$100,000 / yearWe apply modern capabilities, including AI/ML, cloud, cybersecurity, and IT modernization to solve complex challenges, enable faster and more secure operations, and drive measurable mission outcomes. The role includes conducting software analysis, programming, debugging, implementing unit tests, remediating SonarQube findings, and developing technical documentation.
Application Programmer / Java Developer Revolutional, LLCApplication Programmer / Java DeveloperWashington, DCRemote$110,000–$160,000 / yearWe apply modern capabilities, including AI/ML, cloud, cybersecurity, and IT modernization to solve complex challenges, enable faster and more secure operations, and drive measurable mission outcomes. The role includes conducting software analysis, programming, debugging, implementing unit tests, remediating SonarQube findings, and developing technical documentation.
Senior Application Programmer / Java Developer Revolutional, LLCSenior Application Programmer / Java DeveloperWashington, DCRemote$130,000–$185,000 / yearWe apply modern capabilities, including AI/ML, cloud, cybersecurity, and IT modernization to solve complex challenges, enable faster and more secure operations, and drive measurable mission outcomes. The role includes conducting software analysis, programming, debugging, implementing unit tests, remediating SonarQube findings, and developing technical documentation.
Data Scientist, Principal (Senior Software Developer; Systems Software) Avid Technology Professionals LLCData Scientist, Principal (Senior Software Developer; Systems Software)Columbia, MDExposure to AWS (Amazon Web Services), Cisco (CCNA), and/or STIGs/IAVA, Big Data Platform (BDP). Bachelor's degree in relevant field and 8 years of experience; an advanced degree will be considered in lieu of years of experience.
Data Scientist (Senior Software Developer; Systems Software) Avid Technology Professionals LLCData Scientist (Senior Software Developer; Systems Software)Columbia, MDExposure to AWS (Amazon Web Services), Cisco (CCNA), and/or STIGs/IAVA, Big Data Platform (BDP). Bachelor's degree in relevant field and 8 years of experience; an advanced degree will be considered in lieu of years of experience.
Principal Java Developer Bright Vision TechnologiesPrincipal Java DeveloperSterling, VARemoteFull timeThe successful candidate will bring deep backend expertise in Java and the Spring ecosystem, combined with strong hands-on experience building responsive, component-driven front-end applications using modern JavaScript frameworks. You will work closely with product managers, architects, DevOps engineers, and fellow developers in an Agile environment to deliver high-quality, secure, and performant applications that directly support strategic business outcomes.
Cloud Software Developer N4 SolutionsCloud Software DeveloperGreenbelt, MarylandThe Cloud Software Developer will support NASA’s Earth Observing System Data and Information System (EOSDIS) Evolution and Development 3 (EED-3) environment, developing and maintaining cloud-based software and infrastructure that enable scientists and students to discover, transform, update, and improve the quality of Earth Science data. N4 Solutions, LLC offers our public and private sector clients the collective intellectual knowledge, expertise, and experience of our company and associates to help our customers evaluate, collaborate, innovate, and create business, technology, and scientific solutions that enable them to accomplish their mission and achieve organizational objectives.
Sr. Full Stack Developer Leidos Holdings Inc.Sr. Full Stack DeveloperBethesda, MD$107,900–$195,050 / yearDocument and Perform systems software development, including deployment of build artifacts across different environments leveraging GitFlow constructs and using industry leading DevOps tools like GitHub, Jenkins, and Unix bash scripting. Support the Agile software development lifecycle following Program SAFe practices while coordinating closely with team members, Product Owners and Scrum Masters to ensure User Story alignment and implementation to customer use cases.
Java Developer ITCON ServicesJava DeveloperVienna, VAMinimum 5 years of experience with J2EE, Apache Struts2 framework, Spring Framework, jQuery JavaScript, Red Hat Enterprise Linux, Java Development Kit, Apache HTTP Server, Apache Tomcat, JSP, Microsoft SQL Server, jQuery, Bootstrap, Windows Server, SiteMinder, WebSphere, Maven, Git/Bitbucket, J2EE security, CI/CD. Minimum of four (4) years of experience with two or more of the following frameworks/technologies: JPA/Hibernate, SOA and web service technologies, Struts framework, Spring Framework, and web development (HTML, JavaScript, jQuery, and CSS, Custom Tags).
Java Developer PeopleNTech LLCJava DeveloperAlexandria, VA$60–$65 / hourJava Developer- Focus on Backend and API 5+ years of Software Engineering experience, 5+ years of experience in Application Development using Java and Microservices, Rest API . 2+ years of experience in Migrating Applications to Cloud such as Google, Azure, or PCF.
Java Backend Developer Senior Science Applications International CorpJava Backend Developer SeniorAshburn, VAWorking closely with the tech lead and senior developers, the Mid-Level Java Developer will participate in the system architecture design, systems engineering, development, integration testing and validation, and all aspects of the software life-cycle (requirements to design to implementation to test) for a java backend application involving extensive messaging and transaction processing. Proficient in applying core Java programming skills and using popular 3rd-party libraries to interpret data mappings and organize information for processing large-scale datasets across various representation formats such as relational databases, NoSQL Databases, XML, JSON, and raw flat files.
Sr. Software Engineer Leidos Holdings IncSr. Software EngineerBethesda, MD$107,900–$195,050 / yearYou will work closely with Systems Engineers, Software Engineers, Architects, and Operations Engineering/Manager on a broad scope of activities extending across the development of systems to include middle-tier and backend engineering tasks. Specifically, we are looking for a skilled Python developer to join our team to build and maintain scalable microservices that interface with Kafka for real-time messaging and Elasticsearch for data indexing and search.
Software Engineer Leidos Holdings IncSoftware EngineerBethesda, MD$87,100–$157,450 / yearYou will work closely with Systems Engineers, Software Engineers, Architects, and Operations Engineering/Manager on a broad scope of activities extending across the development of systems to include middle-tier and backend engineering tasks. Specifically, we are looking for a skilled Python developer to join our team to build and maintain scalable microservices that interface with Kafka for real-time messaging and Elasticsearch for data indexing and search.
Senior Java Developer CACISenior Java DeveloperSterling, VirginiaFrameworks and Technologies: Expertise in Java frameworks like Spring, Spring Boot, Hibernate, Java EE plus experience with related technologies like Web Services (RESTful and SOAP), messaging frameworks, and caching mechanisms. 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 Java Developer ICONMA, LLCSenior Java DeveloperMclean, VA$47.14–$52.14 / hourOur client, a IT Services and Consulting company, is looking for a Senior Java Developer for their McLean, VA location. AWS services (S3, SQS, SNS,ECS, Lambda, AWS Cloud watch etc.).
Full Stack Developer / Java Developer LCGFull Stack Developer / Java DeveloperRockville, MarylandWorking experience with Docker and similar Containerization methods, knowledge of Web design patterns and front-end technologies like HTML5, jQuery, and MVC framework like spring and Spring Boot. Working experience in developing web services using HTTP REST/JSON and SOAP, Oracle PL/SQL, knowledge of data transfer objects and associated design patterns.
Software Engineer - TS/SCI VMD CorpSoftware Engineer - TS/SCIBethesda, MDYou will work closely with Systems Engineers, Software Engineers, Architects, and Operations Engineering/Manager on a broad scope of activities extending across the development of systems to include middle-tier and backend engineering tasks. This strong commitment to our employees has been recognized by our inclusion on the Washington Business Journal’s “50 Best Places to Work” list as well as being a “Great Place to Work” certified company with a 4.6 star, and a 99% CEO approval Glassdoor rating.
Java Developer Agile DefenseJava DeveloperRosslyn, VirginiaCollaboration with cross‑functional teams will ensure the delivery of scalable, high‑performing solutions across cloud‑native and cloud‑agnostic environments. Work closely with cross-functional teams to build scalable, high-performance applications leveraging cloud native and cloud agnostic services.
Java Developer Junior Science Applications International CorpJava Developer JuniorAshburn, VA$80,001–$120,000 / yearOur robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. 2+ years of Java J2EE/JEE design and software development experience including designing, developing, and documenting large-scale enterprise software systems.
Full Stack Java Developer Rapinno TechFull Stack Java DeveloperMcLean, VirginiaJava8, Spring, Spring Boot, Microservices, REST/ RESTful APIs, AWS, Angular/ React JS. Note: Need Only US Citizen, Green Card, EAD-GC, J2 EAD, H4 EAD, L2 EAD, and TN Visa.
Senior Java Developer Pyramid, IncSenior Java DeveloperMcLean, VAFull timeAPI/Microservice Development leveraging Java/JEE Spring Framework Docker AWS Jenkins Linux Environment Middleware Exposure to Go and Kubernetes Operations Our client is a leading Banking and Financial Industry and we are currently interviewing to fill this and other similar contract positions. Clearly document and diagram deployment-specific aspects of architectures and environments, working closely with Software Engineers of Consumer Clients, Cloud Engineering Teams, and others in DevOps.
Core Java developer Pyramid, IncCore Java developerWashington, DCFull timeThe REX data is a back end system which consumes all cable meta data, compute availability, aggregate data and build Indexes and other in-memory data structures to support Content navigation and Discovery services (Search & Browse Functionalities) in X1 STBs, Mobile & tv.xfinity.com. Job ID: 18-17163 Key Responsibilities: The successful candidate will be responsible for working as part of REX Engineering team on the features of cable meta data aggregation per the requirements as specified, conduct unit and integration testing and coordinating the release process for each sprint.