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Mentorship & Technical Leadership: Mentors’ junior and mid-level developers on cloud technologies, best practices, and solution delivery and serves as a technical advisor across cross-functional teams, participating in enterprise-level cloud governance. Planet Technologies, the Nation’s leading Microsoft services provider to the public sector, is looking for a highly motivated individual to join our growing team as Cloud Developer In this role, you will be supporting impactful projects that make a difference for our country.

YEAR

Planet Technologies

Cloud Developer

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The ClassifyIT team is seeking a Software Engineer to work with a team of developers to implement new capabilities in support of the current classification marking tool and the tool to be used to support M365 web-based applications. Several factors influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, education, specific skills and competencies and certifications.

Belay Technologies

Junior JavaScript Developer

Candidate must, at a minimum, have one of these certifications: UiPath Certified Advanced RPA Developer, AWS Certified Cloud Practitioner, AWS Certified Developer, AWS Certified Solutions Architect, Azure Developer Associate, Azure Solutions Architect. Our Digital Modernization sector is at the forefront of next-generation technology, architecting cutting-edge solutions in cyber defense, logistics optimization, security operations, and decision intelligence.

SAIC is a premier Fortune 500® technology integrator driving our nation's digital transformation. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in engineering, IT modernization, and mission solutions. Using our expertise and understanding of existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem to deliver innovative, effective, and efficient solutions that are critical to achieving our customers' missions.

We are a team of 26,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.1 billion. For more information, visit saic.com.

Leidos Holdings Inc

Junior Automation Developer (UiPath)

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Legato, LLC recruiters (Staffing@legatocorp.com) would love to speak with you regarding the following position: Windows CNO Developer in Dulles, VA.Security Clearance Required: TS/SCI minimumWhat You Will Do: We are seeking a highly skilled CNO Developer with strong reverse engineering capabilities to support advanced research, systems development, and threat analysis. This role requires deep knowledge of the Windows operating system internals, low-level programming, and the ability to analyze and deconstruct binaries for vulnerabilities, malware, or undocumented system behavior.

Legato Corporation

Windows CNO Developer (BZ)

We integrate off the shelf and new development efforts to sustain and enhance existing architecture and by leveraging cloud-based computing, artificial intelligence (Al), machine learning (ML) and cross-domain transfer systems to provide cutting edge requirements management, task coordination, data exploitation, enrichment, triage, and analytics capabilities. Xcelerate Solution is seeking an Appian Software Developer To design, develop, deploy, and operate a DoD-wide Tasking, Collection, Processing, Exploitation, and Dissemination (TCPED) workflow management platform.

Founded in 2009 and headquartered in McLean, VA, Xcelerate Solutions (www.xceleratesolutions.com) is one of America’s fastest growing companies, being named to the Inc. 5000 List in both 2014 and 2015. With an ISO 9001 certified quality management system, an ISO 27001 certified information security management system, and delivery processes assessed at CMMI® Level 3, Xcelerate is committed to service delivery excellence. Our ability to integrate security solutions, business processes, enterprise technology, and project management enables us to deliver solutions that solve problems and accelerate results for our clients. Xcelerate’s culture is defined by our diversified workforce of dynamic and versatile professionals, supported with growth and development opportunities that contribute to their continued success. This strong commitment to our employees has been recognized by our inclusion on the Washington Business Journal’s “50 Best Places to Work” list.
 
Xcelerate Solutions is an Equal Employment Opportunity/Affirmative Action Employer. We evaluate qualified applicants without regard to race, color, religion, sex, national origin, disability, Veteran status, sexual orientation, or other protected characteristic. In accordance with EO 13665 Final Rule, Xcelerate Solutions will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant.
 
Applicants selected must be able to possess and maintain a government clearance as required for access to classified information. 
US CITIZENSHIP REQUIRED

Xcelerate Solutions LLC

Appian Software Developer - TS/SCI

Develop solutions using C#/.NET, HTML5, JavaScript, Bootstrap, CSS, SQL, and AWS and Microsoft cloud services while integrating large language models (LLMs), APIs, MCP servers, and other AI capabilities. Experience integrating multiple LLMs or AI services through APIs or SDKs, with familiarity in prompt engineering, tool calling, or retrieval-augmented generation (RAG).

Seamless Migration

AI Web Developer (TS/SCI CI Poly)

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REQUIRED EXPERIENCE: 16 years INTERVIEWS: Webcam and In Person Job Description: The Client requires a senior, hands-on Solution Architect resource to serve as the technical design authority for STAAND (Stronger Together Against Abuse and Neglect in DC), the District's federally certified Comprehensive Child Welfare Information System. The Resource is expected to personally configure, code, prototype, review, and troubleshoot in the platform while serving as the credible technical voice to executive leadership, STAAND Product Team, Microsoft, and Federal Partners (ACF/Children's Bureau).

HOUR

AHU Technologies

Senior D365 CE / Power Platform Developer

What you will need: Bachelor's degree in computer science or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience. Within the intelligence portfolio at Two Six Technologies, our program engineers a cloud suite of applications and services empowering the Intelligence Community to share vital information at speed, without compromising control.

Twosix Technologies

Software Developer

This role partners with stakeholders, system administrators, and cross-functional teams to deliver scalable applications, workflows, and integrations while supporting platform modernization and process automation. Design, develop, customize, and deploy ServiceNow applications, modules, workflows, forms, and user interfaces to support business and operational requirements.

Credence

Servicenow Developer

Proficiency in at least 3 of the following: Java/Spring Boot, Python, Elastic Search/Open Search, microservice architectures, CI/CD tools (AWS tools, Maven, GitLab, GitOps, Kubernetes, Docker, Ansible), NoSQL/MongoDB/DynamoDB query and schema design, OAuth/OIDC implementation, test frameworks and automation (Cypress, Cucumber). EmergeATS is seeking a senior Agile Developer (Microservices) to support a Lockheed Martin program modernizing a legacy operational system using a microservices-based architecture and cutting-edge technologies.

Kroll Technologies, LLC

Agile Developer, Cyber & Data Resilience (Clearance Required)

Responsibilities include designing and implementing APIs, data processing pipelines, and computational services, developing reusable React components, integrating with APIs, ensuring performance and usability at scale, contributing to system architecture, writing well-tested, maintainable code, and mentoring other developers. The Senior Software Developer will collaborate closely with PhD-level scientists and subject matter experts to translate complex scientific workflows into reliable, scalable services and to design user interfaces that make complex scientific data and workflows accessible and actionable.

Guidehouse

Senior Software Developer

Exposure to test automation frameworks (e.g., Selenium, Cypress, Robot Framework, JUnit), including writing test scripts, or BDD tools (Cucumber, SpecFlow, Behave), including writing the step definitions behind Gherkin scenarios. Run discovery with operators, subject matter experts, and government leads, through interviews, site visits, and demos, to understand mission workflows, pain points, and what would make a capability acceptable to them.

BluestoneLogic

Systems Engineer / Test Engineer (Junior–Mid)

Responsibilities include: Works directly with the customer or contractor management to build, design, test and deploy systems for monitoring and management of a network comprised of Cisco routers/switches, Microsoft servers and workstations, and a wide variety of monitoring products. Preferred Qualifications: Hands-on experience integrating with network management, security, and monitoring tools i.e., HP Network Automation, Micro Focus Network Automation, OpenText, Cisco Prime, Cisco DNA, Red Seal, NetBrain, Cisco ISE, Niksun, LiveAction.

Science Applications International Corp

Senior Network Operational Tools Developer

Noteworthy achievements include initiatives aimed at enhancing human resilience in the food supply chain, leveraging autonomy for streamlined operations, establishing root-of-trust capabilities for high-quality, trusted data, and designing ecosystems and tools for securing and transferring digital value through digital wallets. Our proficiency extends to using artificial intelligence and data to fortify security and enhance visibility in data assets, aiding in the management of health issues at local, state, and national levels.

Imagineeer

DotNET Developer

These applications allow users to obtain vital information such as: current War Reserve Materiel assemblage authorizations, historical equipment maintenance data, calculated force health protection requirements, Theatre Lead Agent Medical Materiel ordering capability, Key Performance Indicator and Logistics Management Indicator metrics, and much more. Develop and integrate web applications within the existing AFMED website framework, including data definition libraries, role-based security, navigation structure, and database design methodologies.

VetRamp

Web Developer

Their IT and PLM consulting offerings include; Advisory, PLM Software/Services, Program Management, Solution Architecture Training/Staffing, Cloud Solutions, Servers/Networking, Infrastructure, ERP Practices and QA Services. Duties include preparing raw data for Tableau consumption, establishing data source connections, creating dimensions/measures, developing interactive dashboards, and verifying data accuracy with data engineers and analysts.

PROLIM Global Corporation

Tableau Developer 3

The successful candidate will apply their technical expertise in Microsoft Power Platform (Power Apps (Canvas and Model Driven), Power Automate, Power BI), Dataverse, and SharePoint to design and maintain custom workflows, custom applications, and enterprise-grade process automation solutions. Additional responsibilities include leading full-stack development efforts, configuring systems architecture, and utilizing programming languages such as Power FX, SQL, JavaScript, HTML/CSS, and DAX to ensure seamless integration and tailored functionalities.

Senior Power Platform Developer

The Agentic AI Developer will play a key role in improving automated customer interactions, reducing reliance on traditional menu-driven IVR systems, and enabling more natural, efficient, and accessible communication experiences. Leidos is seeking an experienced Agentic AI Developer to support the Enterprise Health Sector in modernizing and enhancing its customer service and Interactive Voice Response (IVR) capabilities through innovative artificial intelligence technologies.

Agentic AI Developer-IVR Modernization

Active Secret Guidehouse seeks a Palantir Developer to support the Department of Defense (DoD) by designing, building, and operating data solutions in the Vantage platform, leveraging Palantir Foundry to enable authoritative, decision-grade financial and operational insights. Engineer and optimize data models, Delta tables, and curated datasets to support financial reporting, PPBE workflows, auditability, and mission analytics within Advana and downstream Foundry use cases.

Palantir Developer

REDLattice is seeking a highly skilled CNO Developer to join our team and support the design and development of custom tools and techniques for advanced Computer Network Operations. In this role, you'll work hands-on across the software development lifecycle, building custom capabilities and developing end-to-end data flow and tasking within CNO tools.

Systems Developer Jobs in Washington, DC

Cloud Developer Planet Technologies

Junior JavaScript Developer Belay Technologies

Junior Automation Developer (UiPath) Leidos Holdings Inc

Windows CNO Developer (BZ) Legato Corporation

Appian Software Developer - TS/SCI Xcelerate Solutions LLC

AI Web Developer (TS/SCI CI Poly) Seamless Migration

Senior D365 CE / Power Platform Developer AHU Technologies

Software Developer Twosix Technologies

Servicenow Developer Credence

Agile Developer, Cyber & Data Resilience (Clearance Required) Kroll Technologies, LLC

Senior Software Developer Guidehouse

Systems Engineer / Test Engineer (Junior–Mid) BluestoneLogic

Senior Network Operational Tools Developer Science Applications International Corp

DotNET Developer Imagineeer

Web Developer VetRamp

Tableau Developer 3 PROLIM Global Corporation

Senior Power Platform Developer Science Applications International Corp

Agentic AI Developer-IVR Modernization Leidos Holdings Inc

Palantir Developer Guidehouse

CNO Developer REDLattice

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