Senior Python Software Engineer Expert In Recruitment SolutionsSenior Python Software EngineerTysons, 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. · At least 5 years' of hands-on Python software development experience with Bachelor's degree or 3 years' of hands-on Python software development experience with advanced degree in production-grade coding (not scripting).
React Software Developer SITEC ConsultingReact Software DeveloperLaurel, MDFull timeReact Software DeveloperLocation: Laurel, MDSchedule: Full-Time, Primarily On-SiteTelework: Up to One Day Per WeekClearance Required: TS/SCI with PolygraphSITEC Consulting is seeking a React Software Developer to support the sustainment, modernization, and enhancement of enterprise business applications in a secure mission environment. The ideal candidate is a front-end developer with strong React experience, solid JavaScript or TypeScript skills, and the ability to work independently while collaborating with engineers, testers, product stakeholders, and end users.
NewSecurity Software Engineer/Developer SGA Inc.Security Software Engineer/DeveloperRockville, MD$64–$67 / hourPreferred Skills: Experience with AWS services such as Lambda, Step Functions, CloudFormation, SNS, SQS, ECS, EC2 and Infrastructure-as-Code tools. Evaluate AWS services, open-source tools, and commercial security products through technical testing and proof-of-concept development.
Software Developer (TS/SCI) Judge GroupSoftware Developer (TS/SCI)Washington, DC$120,000–$130,000 / yearThis role involves recommending software upgrades for current and future systems, translating User Interface (UI)/User Experience (UX) design wireframes, ensuring software continues to function normally through software maintenance and testing, and documenting every aspect of the application, service, or environment as a reference for future maintenance and upgrades. The Software Engineer is responsible for designing, testing, and developing well-designed web-based software code that is testable and efficient, using best software development practices to meet user needs.
Senior Python Software Engineer 1 of 2 V-Soft Consulting Group, IncSenior Python Software Engineer 1 of 2Tysons, 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. Must Have Qualifications: At least 5 years of hands-on Python software development experience with bachelor’s degree or 3 years of hands-on Python software development experience with advanced degree in production-grade coding (not scripting).
Senior Manager, Software Engineering HITT ContractingSenior Manager, Software EngineeringFalls Church, VA$120,000–$175,000 / yearFull timeReporting to the Head of Software Engineering, the Principal Software Engineer sets the technical direction for how software gets built at HITT — architecting the practice’s first AI-native applications, establishing the platform and paved-road tooling every team will use, and writing production code every day alongside AI coding agents. The Principal Software Engineer will help recruit engineers into a lean, agile, AI-augmented team and will train HITT’s existing developers in AI-enabled methods — through pairing, code review, workshops, and reference implementations — raising the technical bar for the entire practice.
Mid-Level Software Developer Fusion TechnologyMid-Level Software DeveloperWashington, DCRemoteFull timeExperience is important to us: You have a Bachelor's degree with 3 years of experienceExperienced Software Developer:At least 3 years in Java or similar object-oriented programming languageExperience working with Spring Boot REST APIs and SOAP web servicesExperience with HTML front-end development and building dynamic web applications using JSP and ServletsExperience with Elasticsearch or OpensearchExperience with Oracle SQLExperience with Maven for managing code librariesFamiliarity with GIT, Bitbucket, or a similar version control systemBonus points if you have:Familiarity with AWS or similar cloud servicesFamiliarity with Jenkins and writing Jenkins pipelinesFamiliarity with Jira and working in AgileFamiliarity with containers (Docker/Kubernetes)Familiarity with NIEM XMLWhat you'll do: The software developer will be responsible for developing and maintaining Jaa Spring Boot REST services, SOAP services, web applications, as well as custom libraries. Fusion Technology is a performance-driven HUBZone Small Business concern residing in the heart of the beautiful mountainsides of West Virginia, steps away from the Federal Bureau of Investigation's Criminal Justice Information Services Division's Headquarters.
Principal Software Engineer Expert In Recruitment SolutionsPrincipal Software EngineerWoodlawn, MDImplementation of Graphical User Interface (GUI) using the presentation tier technologies such as AngularJS, ReactJS, Node JS, Type Script, JavaScript, JSP, HTML, CSS, XML, AJAX, and jQuery, Front end development using modern JavaScript and experience with ES13+ features, such as classes, arrow functions, template literals and modules. Demonstrate 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.
Senior AI/ML Software Developer - TS/SCI with Poly (req-243) CATHEXISSenior AI/ML Software Developer - TS/SCI with Poly (req-243)Tysons, VA$148,000–$179,000Our 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.
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.
AI/ML Software Developer CATHEXISAI/ML Software DeveloperTysons, VA$123,100–$149,800Our 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.
AI/ML Software Developer (req-281) CATHEXISAI/ML Software Developer (req-281)Tysons, VA$137,448–$167,256Our 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.
Senior AI/ML Software Developer (req-283) CATHEXISSenior AI/ML Software Developer (req-283)Tysons, VA$148,000–$179,000Our 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.
AI/ML Software Developer - Top Secret CATHEXISAI/ML Software Developer - Top SecretTysons, VA$90,000–$135,000Our 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.
Mid-Level Software Developer SITEC ConsultingMid-Level Software DeveloperLaurel, MDFull timeMid-Level Software DeveloperLocation: Laurel, MDSchedule: Full-Time, On-SiteClearance Required: TS/SCI with PolygraphSITEC Consulting is seeking a Mid-Level Software Developer to support the sustainment, enhancement, and production support of enterprise business applications in a secure mission environment. The selected candidate will join a collaborative team of developers and systems engineers responsible for ensuring enterprise applications remain reliable, effective, and responsive to operational needs.
Jr. Software Developer Space Ground System SolutionsJr. Software DeveloperAlexandria, VAFull timeJOB RESPONSIBILITIESDesign, implement, test, document, and maintain software components for cloud, hybrid-cloud, and on-prem systemsBuild and maintain containerized services and Kubernetes deployments (authoring manifests, Helm charts, and CI/CD pipelines)Contribute to SDKs and libraries in multiple languages to support internal and external consumersDevelop and maintain APIs, technical documentation, and examplesParticipate in code reviews, automated testing, and release processesTroubleshoot, profile, and debug performance-sensitive servicesCollaborate directly with engineers, systems integrators, and customers at NRL to refine requirements and deliver featuresREQUIRED SKILLS AND QUALIFICATIONSMust be a US CitizenMust meet eligibility requirements associated with obtaining an active DoD TS/SCI clearanceB.S. in Computer Science, Software Engineering, Computer Engineering, or a closely related field, from an accredited university and at least one (1) year of professional experience Proficiency in one or more of the following: Python, Go (Golang), Java, JavaScript/Node.js, or C/C++Experience developing software on Linux platforms with containers (Docker) and KubernetesStrong debugging and problem-solving skills; familiarity with multi-threaded and concurrent programming conceptsStrong written and verbal communication skills; comfortable working in small, collaborative teamsSelf-motivated and able to develop robust and high-quality software solutions based on high level guidanceMessage-based design and implementation (NATS.io and Protobuf)Cloud & Hybrid Cloud architecturesMicroservices and RESTful API design JavaScript frameworks and tooling (Node.js, Space Ground System Solutions (SGSS), a Parsons company, is hiring junior software developers working onsite at our office in Alexandria, VA, to join mission-focused teams supporting the Naval Research Laboratory (NRL).
Full Stack Software Developer (SMA 2) E LogicFull Stack Software Developer (SMA 2)Washington D.C., DCDocumentation: Maintain accurate, up-to-date technical documentation for all developed systems, including API documentation, data model diagrams, architecture decision records (ADRs), and developer setup guides. Quality Assurance: Write and maintain automated unit, integration, and regression tests for both back-end (pytest) and front-end (Jest, React Testing Library) code.
Senior Salesforce Developer Systems Integration, Inc.Senior Salesforce DeveloperWashington, DCFull timePreferred experience with Genesys, omnichannel routing, IVR/call-flow workflows, BOX secure file transfer, VETS-4212 workflows, secure reporting, or federal contact center technology. Senior Software Developer / Manager Systems Integration, Inc. (SII) is a leading provider of customer experience, cloud-based services, and managed IT solutions.
Software Developer Senior N2IA TechnologiesSoftware Developer SeniorWashington, DCFull timeOne of the following AWS certifications:AWS Certified Developer - AssociateAWS Certified Machine Learning - SpecialtyAWS Certified Generative AI Engineer - ProfessionalSecurity+ certification (required).Active security clearance (required)Preferred QualificationsExperience with one or more additional backend languages, such as Node.js, Software Developer SeniorDCSA | Security clearance requiredOur CompanyN2IA Technologies is a consulting company specializing in acquisition/contracting support, cost/FinOps, and technology optimization for federal clients.
Software Developer Northramp LLCSoftware DeveloperWashington, DCRemoteYou are comfortable engaging directly with federal clients to gather requirements, provide demos, and offer support — and you can translate technical concepts clearly for non-technical stakeholders. Northramp is where you are challenged, trusted, and supported — a place for people who take pride in their work, value clarity and follow-through, and want to make a meaningful impact through technology.