UNKNOWN

FEED

Candidate must maintain a valid REAL ID driver's license, required for access to the customer site, and have access to reliable transportation, as this position requires occasional travel between local work sites during the week. Amentum is seeking software engineering professionals with software development-related education and/or experience to support Real-Time Operating System (RTOS) development in support of Naval projects in Dahlgren, Virginia.

YEAR

Amentum Services Inc

RTOS / VXWorks developer

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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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The ideal candidate will drive the development and maintenance of a robust Figma Design System/UI Kit while partnering closely with technical teams to architect and develop responsive, pixel-perfect web applications using modern frameworks such as React and Angular. In this role, you will lead the modernization and consolidation of mission-critical web applications by designing intuitive, user-centered experiences for cleared end users operating in high-stakes environments.

SHINE Systems

UI/UX Developer

Crelate

We're seeking a highly skilled OSINT Software Developer to join our dynamic team, supporting our government customer in driving innovation, efficiency, and security in the rapidly evolving landscape of government mission and business information technology. As one of the most geographically diverse international defense companies, we deliver a full range of products and services spanning air, land, maritime, space, and cyber, including advanced electronics, intelligence solutions, and dedicated customer support.

BAE Systems Plc

Software Developer

Experience 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.

Everything we do is built on our commitment to do the right thing for our customers, our employees, and our communities. Learn more about the values and culture that are the foundations of our business.

Leidos

In recognition of all these efforts, B&A has been named a Companies as Responsive Employers (CARE) award recipient by Northern Virginia Family Services and nominated by the Northern Virginia Chamber of Commerce for Outstanding Corporate Citizenship Award. B&A is proud to offer three robust individual and family medical plans to full time employees, including a Health Savings Account (HSA) option as well as two tiers of dental coverage, vision, life & AD&D, disability, accident, hospital indemnity, and critical illness insurance.

Bart & Associates Inc

Database Developer

Bart & Associates

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A self‑directed developer who can own complex technical work from concept to deployment; someone who understands federal mission needs and can translate them into secure, scalable platform solutions; a collaborator who communicates clearly with both technical and non‑technical stakeholders; and a professional committed to quality, governance, and continuous improvement. You will build advanced case management frameworks with custom routing, escalation, and SLA logic, enhance SecOps with vulnerability grouping, correlation engines, and automated remediation workflows, and develop dashboards, PA indicators, and cross‑application data linkages for unified risk visibility.

Synergy ECP

Senior ServiceNow Developer

This role collaborates with solution architects, cloud engineers, SQL developers, API developers, and testers and reports to the Development Manager. NET Developer will support the modernization of an enterprise tolling transaction platform undergoing a partial rewrite using microservices and modularization.

Applab Systems Inc

.Net Developer

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FULL_TIME

Overview: GovCIO is currently hiring a highly skilled Senior Application Developer with an active Secret clearance to design, build, and modify application software using programming languages such as Java, ColdFusion, JavaScript, and C#. Qualifications: Bachelor's degree in Computer Science, Engineering, or related field with 12+ years of experience with large integrated projects and 5+ years of professional experience in Java development, preferably in federal or defense contracting environments.

Govcio LLC

Senior Application Developer

[AW]-iCims

Atlas Technologies is seeking a skilled and motivated Senior Appian Certified Developer to join our dynamic IT team and contribute to design and implementation of complex process automation solutions that bridge the gap between our Appian low-code platform and PeopleSoft ERP. You will be responsible for creating a seamless "agility layer" that allows users to interact with PeopleSoft data and workflows directly within Appian interfaces.

Atlas Tech Inc

Senior Appian Developer

In recognition of all these efforts, B&A has been named a Companies as Responsive Employers (CARE) award recipient by Northern Virginia Family Services and nominated by the Northern Virginia Chamber of Commerce for Outstanding Corporate Citizenship Award. Artificial Intelligence/ Machine Learning Developer: At B&A, we foster and embrace a distinct set of values that we live by and instill in all aspects of our organization: dedication, commitment, partnership, trust, and recognition.

Artificial Intelligence/ Machine Learning Developer

Hands-on experience building Canvas Apps, Model Driven Apps, and Power Automate workflows end-to-end, including intake, routing, approval, and notification patterns. This role is responsible for designing and building custom Power Apps (primarily Canvas) and Power Automate flows that automate business processes and support the design of SharePoint sites for multiple teams.

Guidehouse Inc

Power Platform Developer

In this position, you will work within small teams to develop and deploy mission-critical systems, reverse-engineer network application protocols, and develop tools for complex data and network analysis. Pay Range: At GRVTY, we understand that compensation is influenced by many factors-such as geographic location, federal contract labor categories, wage rates, prior experience, skillsets, education, and certifications.

Verite Group, Inc.

CNO Developer

The ideal candidate brings deep technical expertise in Esri enterprise architecture-including ArcGIS Enterprise/Portal, ArcGIS Pro, Experience Builder Developer Edition, and Survey123-alongside demonstrated experience exposing geospatial REST services to external enterprise systems, proprietary search engines, and lightweight 3D clients (ArcGIS Earth). Expose and optimize ArcGIS Server/Portal REST endpoints (Feature Services, Map Services, Query Services, and GeoJSON endpoints) for seamless consumption and indexing by proprietary enterprise search engines and external indexing engines.

Maxar Technologies Inc (Inactive)

Geospatial Developer

The Appian Developer will be responsible for designing, developing, maintaining, and enhancing Appian-based applications and automated workflows supporting critical criminal justice operations. Overview: Amyx is seeking to hire an Appian Developer to support our Air Force Office of Special Investigations (AFOSI) Criminal Justice Information Center (CJIC) Professional Support Services contract in the Quantico, VA area.

<p>Amyx, Inc. is a financially strong ISO 9001-2008 certified and CMMI-DEV Level 3 appraised small business founded in 1999 and headquartered in Reston, Virginia. Amyx’s services are listed below. These services, backed by proven solutions, are delivered by a workforce of exceptional professionals, many of whom possess over 25 years of experience. Amyx personnel have strong core values rooted in public service and hold an intense belief that service to the Government can make a difference. Additional information on our core capabilities can be found on our Core Capabilities page. </p>

Amyx, Inc.

Appian Developer

Develop and customize ServiceNow applications using: Business Rules, Script Includes, UI Policies, Client Scripts, Flow Designer, IntegrationHub, and Automation workflows. This role serves as a hands-on technical leader, responsible for guiding development efforts, ensuring best practices, and delivering scalable, high-quality ServiceNow capabilities.

Softthink Solutions Inc

ServiceNow Senior Developer / Technical Lead

In recognition of all these efforts, B&A has been named a Companies as Responsive Employers (CARE) award recipient by Northern Virginia Family Services and nominated by the Northern Virginia Chamber of Commerce for Outstanding Corporate Citizenship Award. We are seeking a Full Stack Developer to join our team in Ashburn, Virginia to support the ongoing modernization and maintenance systems for the Department of Homeland Security (DHS), Customs and Border Protection (CBP) program.

Full Stack Developer

Deep Learning: Solid understanding of deep learning architectures such as CNNs (Convolutional Neural Networks), RNNs (Recurrent Neural Networks), LSTMs (Long Short-Term Memory networks), and GANs (Generative Adversarial Networks), with the ability to apply them to real-world data sets and problems. In recognition of all these efforts, B&A has been named a Companies as Responsive Employers (CARE) award recipient by Northern Virginia Family Services and nominated by the Northern Virginia Chamber of Commerce for Outstanding Corporate Citizenship Award.

Systems Developer Jobs in Virginia

RTOS / VXWorks developer Amentum Services Inc

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

UI/UX Developer SHINE Systems

Software Developer BAE Systems Plc

Software Developer Leidos

Database Developer Bart & Associates Inc

Database Developer Bart & Associates

Senior ServiceNow Developer Synergy ECP

.Net Developer Applab Systems Inc

Senior Application Developer Govcio LLC

Senior Appian Developer Atlas Tech Inc

Artificial Intelligence/ Machine Learning Developer Bart & Associates

Power Platform Developer Guidehouse Inc

CNO Developer Verite Group, Inc.

Geospatial Developer Maxar Technologies Inc (Inactive)

Appian Developer Amyx, Inc.

ServiceNow Senior Developer / Technical Lead Softthink Solutions Inc

Full Stack Developer Bart & Associates Inc

AI-ML Developer Bart & Associates Inc

Artificial Intelligence/ Machine Learning Developer Bart & Associates Inc

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