UNKNOWN

FEED

The developer will also create REST API integrations and telemetry webhooks, translate high‑fidelity prototypes into production code, enforce WCAG 2.1 and security best practices, and support Agile workflows through Git‑to‑Jira mapping. The SMX salary determination process takes into account a number of factors, including but not limited to, geographic location, Federal Government contract labor categories, relevant prior work experience, specific skills, education and certifications.

YEAR

Sr. Web Developer (5601) (TS/SCI) (D.C. and Ft. Meade, MD)

GreenHouseAPI

Position Description: We are seeking CNO Developer specializing in firmware to join our team, supporting the development and enhancement of both new and existing cyber capabilities. We foster a collaborative culture built on teamwork, innovation, and shared goals — where ideas are valued, contributions are recognized, and everyone has the opportunity to make an impact.

Tiber Technologies

Firmware CNO Developer

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This fast-paced and dynamic environment requires a flexible, highly motivated engineer with a strong desire to learn new skills and tackle evolving technical challenges. We foster a collaborative culture built on teamwork, innovation, and shared goals — where ideas are valued, contributions are recognized, and everyone has the opportunity to make an impact.

Embedded Developer

The Appian Developer will be responsible for designing, developing, maintaining, and enhancing Appian-based applications and automated workflows supporting critical criminal justice operations. 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.

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.

Amyx Inc

Appian 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

The Senior Software Developer will work with the team to develop and maintain software supporting NCBI’s Controlled Data Access technologies including the Authorized Access platform and Study Registration System. The Controlled Data Access (CDA) team is responsible for developing and maintaining state of the art digital token technologies to manage users and access to the NIH developed systems.

Ariadne

NCBI Full Stack Developer

Utilize best practices in web screen design and learn about different middleware platforms to source and update data through web screens as specified in functional requirements. This is an exciting opportunity to join a growing company comprised of highly qualified, highly impactful, and multi-talented individuals.

Azusa Solutions

Cleared Full Stack Developer

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This role focuses on developing sophisticated, user-friendly applications and custom front-end interfaces that integrate data from Oracle and Microsoft SQL Server databases without relying on Microsoft Dataverse. We provide customers with specialized technical skills and deep subject matter expertise focused on Homeland Security, Biometrics, Law Enforcement, and Healthcare domains to meet the complex mission challenges of today and tomorrow.

AVER LLC

Aver Careers - Power Platform Developer

Experience with messaging frameworks such as JMS, RabbitMQ, ActiveMQ, ZeroMQ, and supporting data formats such as JSON, XML, and Google Protocol Buffers. Akina is a Woman Owned, Service Disabled, Veteran Owned, Small Business, looking for talented and ambitious individuals to join our team.

Akina

Full Stack Java Developer 3 - (Java, Spring Boot, Microservices)

Proven ability to figure things out independently: research unfamiliar behavior, create/test a technical model, isolate root cause, validate conclusions, and personally implement or lead the solution; reason from high-level behavior through OS/network/software/virtualization and, when required, low-level/kernel mechanisms. of assessment items to course objectives when tasked; instructional design structure and psychometric validity remain responsibility of the Instructional Designer and/or Senior Instructional Testing Expert, as applicable to ensure student demonstrates required proficiency.

Amentum

Content Developer 3

Collaborating with developers, analysts, and subject-matter experts, you'll translate complex business needs into maintainable AI-powered solutions, evaluate emerging technologies, and recommend approaches that expand application capabilities and improve workflows. 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.

CACI provides information solutions and services in support of national security missions and government transformation for Intelligence, Defense, and Federal Civilian customers. A member of the Fortune 1000 Largest Companies, the Russell 2000 Index, and the S&amp;P SmallCap 600 Index, CACI provides dynamic careers for over 15,800 employees working in over 120 offices worldwide. Visit <a href="http://www.caci.com" target="_blank" itemprop="url" mns_rt="Company">www.caci.com</a>. 
 
 We strive to sustain a corporate culture based on integrity - one that's focused on treating customers ethically and making their priorities our priorities. We pride ourselves in finding and hiring people with the highest intellectual capital, and providing them with challenging opportunities and encouraging their innovation and initiative.

CACI

AI Developer T5

Preference for a Master''s or Masters of Business Administration degree in at least one of the following fields of study: Actuarial Science, Business Administration/Management, Business Analytics, Commerce, Computer and Information Science, Computer Applications, Computer Engineering, Computer Engineering & Accounting, Data Processing/Analytics/Science, Economics, Electrical Engineering, Engineering, Engineering and Business, Finance, Information Technology, Management Information Systems, Mathematics, Mechanical Engineering, Operations Management/Research, Risk Management, Software App, Statistics. As a Senior Associate you will analyze complex issues, manage assigned workstreams, build client relationships, and mentor junior team members while using professional judgment and technical skills to deliver work that aligns with project goals and business needs.

PwC’s accounting practice originated in London well over a century ago. As times changed and PwC expanded worldwide, our commitment to clients—like you—never wavered. With us, you’re always supported by a global network of more than 223,000 people in 157 countries with one goal: to help your business thrive.

PwC’s professional services include audit and assurance, tax and consulting that cover such areas as cybersecurity and privacy, human resources, deals and forensics. We help resolve complex issues and identify opportunities across these industries.

Let’s combine your ​aspirations with our world-class capabilities to achieve your goals.

PricewaterhouseCoopers LLP

Guidewire Digital Developer, Senior Associate

Annexa is currently supporting D.C. Government's Office of the Chief Technology Officer, and we are looking for a Oracle Database Developer with GIS experience to join our team. Performs monitoring, maintenance, or reporting on real- time databases, real-time network and serial data communications, and real-time graphics and logic applications.

Annexa

Oracle Database Developer (GIS)

BCC-NIH

Full Stack Developer

Work with business stakeholders and users to develop software requirements and specifications for current system enhancements, new system functionality and new projects for use by customers. 5+ years of experience in superior writing, communication, presentation skills, interpersonal skills, and working cross-functionally with senior management.

Senior Business Systems Analyst

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. The ideal candidate will have strong experience in ETL processes, data integration, and working with large, complex datasets, including geospatial data.

GRVTY

ETL Developer

Bcore accelerates decisive advantage for warfighters and intelligence professionals by fusing human insight, rapid-fire engineering, precision-measured outcomes, and relentless grit into mission-ready solutions. Whether it’s architecting critical IT solutions, producing actionable intelligence, or developing cutting edge technology, we succeed because of the expertise, collaboration, and agility of our teams.

Bridge Core (BCore)

Full-stack Developer

However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with CGI's legal duty to furnish information. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise.

CGI Inc

Angular Developer

You will be joining our amazing BigBear.ai team to provide development for legacy and existing systems whether it’s building out new features, enhancements, or bug fixes and adding features that will allow our successor system to integrate with older legacy systems so that both systems can co-exist. Tech Stack : TypeScript, Angular, Node, NestJS, Express Servers, Jest, MongoDB, PostgreSQL, Redis, ElasticSearch, GitLab CI Pipelines, Docker, OpenShift.

Bigbear.ai

Sr. Application Developer SME

Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. The ideal candidates will bring strong low-level programming expertise, hands-on experience with the Android NDK, and a proven ability to work across the full development lifecycle.

Systems Software Developer Jobs in Mclean, VA

Sr. Web Developer (5601) (TS/SCI) (D.C. and Ft. Meade, MD) SMX

Firmware CNO Developer Tiber Technologies

Embedded Developer Tiber Technologies

Appian Developer Amyx Inc

Senior Application Developer Govcio LLC

NCBI Full Stack Developer Ariadne

Cleared Full Stack Developer Azusa Solutions

Aver Careers - Power Platform Developer AVER LLC

Full Stack Java Developer 3 - (Java, Spring Boot, Microservices) Akina

Content Developer 3 Amentum

AI Developer T5 CACI

Guidewire Digital Developer, Senior Associate PricewaterhouseCoopers LLP

Oracle Database Developer (GIS) Annexa

Full Stack Developer BCC-NIH

Senior Business Systems Analyst Annexa

ETL Developer GRVTY

Full-stack Developer Bridge Core (BCore)

Angular Developer CGI Inc

Sr. Application Developer SME Bigbear.ai

Android Mobile Application Developer Nightwing Intelligence Solutions

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