UNKNOWN

ADAPTED_NOW

HOUR

Solves complex business problems and introduces approaches that simplify code and infrastructure, prioritizing work that reduces maintenance and migration costs with meaningful, measurable impact. Proactively identifies and mitigates technical risks before they affect project delivery, and resolves cross-team dependencies early to support successful execution.

Software Guidance & Assistance

Full Stack Developer

FEED

Working closely with the tech lead and senior developers, the developer will participate in the system architecture design, 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. SAIC is currently seeking a motivated, career and customer oriented, and hands on mid-level Java Developer with cloud experience to join our team to begin an exciting and challenging career in Ashburn, Va.

YEAR

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.

Science Applications International Corp

Java Full-Stack Developer Senior

Work will include investigating solutions to problems and developing and modifying existing process flows to help improve the application to better meet the needs of the user community. Focus on business logic and process flows, working on the design and development of business logic, process models/flows, and UI screens to implement in a BPM (Business Process Management) based system.

BayNova LLC

Appian Developer

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Additionally, based on a DevOps framework, you will participate in and/or direct major deliverables of projects through all aspects of the software development lifecycle, including scope and work estimation, architecture and design, coding, and unit testing. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.

Leidos Holdings Inc.

Sr. Marklogic Developer

Marklogic Developer (Sme)

CACI is currently looking for a Senior iOS Developer with strong native Swift experience and Agile methodology expertise to join our BEAGLE (Border Enforcement Applications for Government Leading-Edge Information Technology) Agile Solution Factory (ASF) Team supporting the Customs and Border Protection (CBP) client located in Northern Virginia! 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

Mobile Developer (iOS / Swift)

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. Must possess knowledge of PeopleSoft and/or like Enterprise Resource Planning (ERP) products and have full project lifecycle experience on multiple projects deployed PeopleSoft and/or other ERP solutions.

PeopleSoft Developer

FULL_TIME

Overview: We are seeking an experienced Senior Full Stack Software Engineer to maintain and modernize legacy applications while designing and developing scalable software solutions using Java, Spring Boot, Angular, TypeScript, and Amazon Web Services (AWS). This role requires strong technical expertise, problem-solving capabilities, and the ability to collaborate with internal and external teams to deliver solutions that meet customer requirements.

Senior Full Stack Developer

[AW]-iCims

OTHER

Apply software design and architectural patterns (e.g., layered architecture, dependency injection, repository pattern) to build scalable and maintainable solutions. Collaborate closely with product managers, UX/UI designers, QA engineers, and other developers to define, design, and deliver new features and enhancements.

Cayuse Holdings

.NET & REACT Full Stack Developer

The ideal candidate will work across the full software development lifecycle in an Agile environment, collaborating with product managers, architects, data engineers, DevOps professionals, security teams, and business stakeholders to deliver reliable and mission-focused technology solutions. Analytica is seeking a Full Stack Developer to support the design, development, testing, deployment, and maintenance of secure, scalable enterprise applications for a federal government client.

Analytica

Job Title: Full Stack DeveloperJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: NoneType of Travel: None* * * The Opportunity: CACI is seeking an experienced Full Stack Developer to support the design, development, operations, and sustainment of mission-critical applications, data analytics products, and services. Five or more years of software development and/or full stack development experience using technologies and tools such as:JavaScript and TypeScriptPythonNode.jsCommand-line tools such as NPMGitAWS services, including EC2, S3, RDS, EBS, ELB, and related cloud technologies.

This version positions the role as a hybrid AI Engineer + Business Intelligence Developer, to build AI solutions while also delivering executive reporting, KPI dashboards, and measurable business outcomes. 3+ years of experience building production-level AI or ML systems, including LLMs, AI agents, or complex automation frameworks.[KN1.1].

ICONMA, LLC

Agentic AI Engineer / AI Developer (with Business Intelligence & Reporting)

jobdiva

We 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 core challenge: delivering secure, scalable, and high-performing enterprise applications in fast-paced Agile environments while maintaining operational reliability and modernization objectives.

Revolutional, LLC

Junior Full Stack Developer

GreenHouseAPI

Job Title: Full Stack Developer, SeniorJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: Top SecretEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Continental US* * * The Opportunity: Experience with general Software concepts – Software as a Service, Microservices, Containerization, Cross-browser compatibility, Web User Interface Design, Security Principles, Object-Oriented Design, Web Services.

Full Stack Developer, Senior

Responsibilities: Design, develop, test, and maintain responsive, interactive, and user-friendly web applications using JavaScript and modern front-end technologies. This position requires hands-on front-end development experience, strong problem-solving skills, and an understanding of modern software development practices.

Senior Front End Developer

Determination of official compensation or salary relies on several different factors including, but not limited to: level of position, complexity of job responsibilities, geographic location, work experience, education, certifications, Federal Government contract labor categories, and contract wage rates. Designs and develops enterprise applications in a web environment; develops, creates, and modifies general computer applications software or specialized utility programs.

SWIFT is a member-owned cooperative that provides the communications platform, products and services to connect more than 10,800 banking organisations, securities institutions and corporate customers in over 200 countries and territories. SWIFT enables its users to exchange automated, standardized financial information securely and reliably, thereby lowering costs, reducing operational risk and eliminating operational inefficiencies. SWIFT also brings the financial community together to work collaboratively to shape market practice, define standards and debate issues of mutual interest. SWIFT is headquartered in Belgium and has over 24 offices worldwide. In 2014 SWIFT processed more than 5.6 billion FIN messages.

Swift

Java Full Stack Developer

Our 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. SAIC is currently seeking a motivated, career and customer-oriented Mid-Level Software Engineer to join our team in Ashburn, VA to begin an exciting and challenging career with SAIC Federal Systems.

Full Stack .Net Developer

Depending on current team needs, responsibilities may include: developing cloud systems plans and strategy; implementation of enterprise infrastructure and platforms required for cloud computing; and design, development, and deployment of applications into a Cloud or Hybrid Cloud; contribute to development of security authorization documentation; represent program in design reviews and demonstrations; and mentor junior developers. Cloud: Amazon Web Services (e.g., Commercial and Government Cloud Services for DoD and IC, EMR w/Spark and RDS, EC2, EBS, S3, Route 53, RDS, VPC, ELB, CloudWatch, CloudFormation, CloudTrail, Blue Green deployment, Auto scaling, Trusted Advisor, Identity & Access Management, Simple Notation Service, Billing Console), Microsoft Azure.

Cloud Architect/Developer/Engineer

Technical knowledge is insufficient to establish credibility in this operating environment; expertise must be enhanced with rapid acquisition of mission knowledge and demonstrated commitment positive mission outcomes; therefore, we seek self-starters who are capable of independent exploration and knowledge acquisition, willing to develop informal support networks, and with an appreciation for the immense challenge of safeguarding the Nation’s borders. As an SME member, you will also play a key role in architectural decisions, mentoring junior developers, and driving best practices within the team Applicants should note that while some formal training exists to support building knowledge of missions and the implementation of data-driven solutions, much of the knowledge must be gained through on-the-job training and individual initiative.

SourceFly

SME Full Stack Developer - Java/Python , Clearance Required

Python & API Proficiency: Strong experience using Python for backend services, background jobs, or data processing pipelines, with deep knowledge of building robust RESTful APIs (specifically using frameworks like FastAPI). Duties include computer programming, documenting, managing configuration, testing, and bug fixing involved in creating and maintaining applications and frameworks involved in a software release life cycle and resulting in a software product.

Application Developer Jobs in Reston, VA

Full Stack Developer Software Guidance & Assistance

Java Full-Stack Developer Senior Science Applications International Corp

Appian Developer BayNova LLC

Sr. Marklogic Developer Leidos Holdings Inc.

Marklogic Developer (Sme) Leidos Holdings Inc.

Mobile Developer (iOS / Swift) CACI

PeopleSoft Developer CACI

Senior Full Stack Developer VTG

.NET & REACT Full Stack Developer Cayuse Holdings

Full Stack Developer Analytica

Full Stack Developer CACI

Agentic AI Engineer / AI Developer (with Business Intelligence & Reporting) ICONMA, LLC

Junior Full Stack Developer Revolutional, LLC

Full Stack Developer, Senior CACI

Senior Front End Developer VTG

Java Full Stack Developer Swift

Full Stack .Net Developer Science Applications International Corp

Cloud Architect/Developer/Engineer CSI

SME Full Stack Developer - Java/Python , Clearance Required SourceFly

Senior Full Stack Developer Leidos Holdings Inc

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