April 15, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
Germantown, MD26 days ago
Job Description: Senior Applications Developer/Engineer, highly proficient in leading and independently maintaining, developing, testing and delivering high quality, enterprise-wide solutions. Required Experience: 10 Years+ experience: Designing, developing, testing, and maintaining custom Jira solutions .
Washington, DC18 days ago
5 years of experience in superior writing, communication, presentation skills, interpersonal skills and work cross-functionally with senior management. Updates system and process documentation, produces user guides, ER diagrams, and SOPs as needed - Including Visio Network design drawings.
Springfield, VA30+ days ago
Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals. This position is part of our Cyber and Intelligence division, which plays a critical role in supporting Enterprise-Level Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities, and personnel operations.
Springfield, VA30+ days ago
Desired experience: Experience supporting; ServiceNow ITSM implementations, federal or regulated environments, platform governance and backlog management, user acceptance testing (UAT) and release validation. This position is part of our Cyber and Intelligence division, which plays a critical role in supporting Enterprise-Level Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities, and personnel operations.
Greenbelt, MD30+ days ago
GAMA-1 is seeking a remote Software Developer Web Applications IV (Applications Developer) with experience in the research, design, and development of computer and network software or specialized utility programs. The Software Developer Web Applications IV (Applications Developer r) will analyze user needs, develop software solutions, update software, or enhance existing software capabilities.
Tysons Corner, VA30+ days ago
strong>To learn more about life at Sky Solutions, visit our Careers page:
The Application Developer will play a key role in delivering high-quality technical solutions that align with client needs and mission requirements, working closely with team members, stakeholders, and leadership. DTC Global Services, LLC is seeking a skilled and detail-oriented Application Developer to support the design, development, and maintenance of PRISM and related enterprise applications.
p>Big data visualization and technologies to include: Data Visualization (D3.js, Chart.js, or Leaflet), Data Ingest (JSON, Kafka, Microservices, Elastic Search), Analytics (HIVE, SPARK, R, PIG, OOZIE workflows), Elasticsearch, Hadoop (HIVE data, OOZIE, Spark, PIG, IMPALA, HUE), COTS Integration (Knowi, MongoDB, Oracle, MySQL RDS, Elastic, Logstash, Kibana, Zookeeper, Consul, HADOOP/HDFS), Docker and Chef. Additional Skills We'd Like to See: Large scale software development experience: Develop/modify/troubleshoot Angular and TypeScript code, State Management (NGRX/NGXS), COTS Integration, Agile development experience, familiarity with Scaled Agile Framework (SAFe) using VersionOne.
Sterling, Virginia19 days ago
The candidate will be part of a team of Software Developers, ETL Developers, and Data Scientists to enhance existing production applications and build out new web services on a routinized production cadence to meet the evolving needs of users. Nightwing is currently seeking a Full Stack Web Application Developer - Expert in Herndon VA to work on a suite of services that will supply users with tools to automate a wide range of enterprise-wide applications and data centric mission management applications.
Sterling, Virginia30+ days ago
The candidate will be part of a team of Software Developers, ETL Developers, and Data Scientists to enhance existing production applications and build out new web services on a routinized production cadence to meet the evolving needs of users. Nightwing is currently seeking a Full Stack Web Application Developer SME in Herndon VA to work on a suite of services that will supply users with tools to automate a wide range of enterprise-wide applications and data centric mission management applications.
Herndon, Virginia30+ days ago
Overview: VTG is currently seeking a Full Stack Web Application Developer (Expert) in Herndon VA to work on a suite of services that will supply users with tools to automate a wide range of enterprise-wide applications and data centric mission management applications. The candidate will be part of a team of Software Developers, ETL Developers, and Data Scientists to enhance existing production applications and build out new web services on a routinized production cadence to meet the evolving needs of users.
p>Additional Skills We'd Like to See: - Large scale software development experience: develop/modify/troubleshoot JAVA code, COTS Integration, Agile development experience, familiarity with Scaled Agile Framework (SAFe) using VersionOne, Angular, DOJO, Oracle Weblogic, Tomcat, Oracle DBMS, Postgres DBMS, SQL, PL/SQL, UNIX/LINUX operating Systems, HTML, Selenium, JavaScript, EJB, Webservices, Microservices leveraging Docker & Kubernetes, REST, XML, UML, Eclipse or Netbeans, Deployment architectures including Continuous Integration Pipeline build concepts leveraging: Docker, Git / JIRA, Kubernetes, Jenkins, Conductor, Kafka/Zookeeper, Consul, CMDB.
- Big data technologies to include: Data Ingest (JSON, Kafka, Microservices, Elastic Search), Analytics (HIVE, SPARK, R, PIG, OOZIE workflows), Elasticsearch, Hadoop (HIVE data, OOZIE, Spark, PIG, IMPALA, HUE), COTS Integration (Knowi, MongoDB, Oracle, MySQL RDS, Elastic, Logstash, Kibana, Zookeeper, Consul, HADOOP/HDFS), Docker and Chef.
Fairfax, Virginia5 days ago
li class="ewa-rteLine">ASP.NET, C#, Python, Java, C/C++, CSS/JavaScript, SQL & SQL reporting, SQL Server, Visual Studio, GIT, CI/CS/CD, Artificial Intelligence (AI)/Machine Learning (ML), SharePoint, MS Power Platform, Microsoft Internet Information Server (IIS), MarkLogic, ORACLE, Oracle APEX. Additional Job Information: TekSynap is a fast growing high-tech company that understands both the pace of technology today and the need to have a comprehensive well planned information management environment.
Fairfax, Virginia5 days ago
li class="ewa-rteLine">ASP.NET, C#, Python, Java, C/C++, CSS/JavaScript, SQL & SQL reporting, SQL Server, Visual Studio, GIT, CI/CS/CD, Artificial Intelligence (AI)/Machine Learning (ML), SharePoint, MS Power Platform, Microsoft Internet Information Server (IIS), MarkLogic, ORACLE, Oracle APEX. Additional Job Information: TekSynap is a fast growing high-tech company that understands both the pace of technology today and the need to have a comprehensive well planned information management environment.
Herndon, Virginia18 days ago
Overview: VTG is currently seeking a Full Stack Web Application Developer SME in Herndon VA to work on a suite of services that will supply users with tools to automate a wide range of enterprise-wide applications and data centric mission management applications. The candidate will be part of a team of Software Developers, ETL Developers, and Data Scientists to enhance existing production applications and build out new web services on a routinized production cadence to meet the evolving needs of users.
This effort supports the 2030 Census and American Community Survey (ACS) by modernizing and integrating applications and data systems, reducing technical debt and lifecycle costs, and enabling secure, scalable, near–real-time data processing and analytics. iWorks is supporting the Decennial Transformation and Application Modernization (DTAM) project, an initiative focused on transforming the U.S. Census Bureau's Decennial Census Programs into a modern, data-centric, cloud-smart IT environment.
We are seeking Senior Application Developers to support the NOAA National Weather Service AWIPS program, a mission-critical system used nationwide to process and disseminate real-time weather data that protects life and property. Our service and solutions delivery start with understanding each client’s end-state, and then seamlessly integrating within each Agency’s organization to improve and enhance strategic and technical operations and deployments.
p>AMERICAN SYSTEMS, a 100% employee-owned federal government contractor, is seeking a Senior Web Applications Developer to support mission-critical initiatives at Joint Base Anacostia-Bolling (JBAB), Washington, DC. Node.js, JavaScript, HTML, CSS, SQL, and RESTful API integration, along with the ability to refactor legacy systems, improve application scalability and performance, and collaborate with stakeholders in Agile development environments.
Washington, DC30+ days ago
AMERICAN SYSTEMS, a 100% employee-owned federal government contractor, is seeking a Senior Web Applications Developer to support mission-critical initiatives at Joint Base Anacostia-Bolling (JBAB), Washington, DC. Node.js, JavaScript, HTML, CSS, SQL, and RESTful API integration, along with the ability to refactor legacy systems, improve application scalability and performance, and collaborate with stakeholders in Agile development environments.
The Applications Developer will support technical meetings with vendors to communicate program and mission requirements and provide technical advice and direction based on practical knowledge of mobile phone hardware, mobile operating systems (Android/iOS), software (commercial, FOSS, and GOTS), and security mechanisms. You will work with the customer Enterprise team to integrate their geospatial mission data within a common, enterprise web application, to include system administration, database administration, file, and access management functions using Amazon EC2, S3, and related services.
Compensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs. · Maintain the existing MS SQL databases, while designing, structuring and maintaining additional databases as required supporting new applications.
Chantilly, VA30+ days ago
About Agile5: Agile5 Technologies, Inc., is a Woman-Owned Small Business (WOSB) and Information Technology (IT) services firm that specializes in the design, development, testing, integration, and maintenance of enterprise software systems. Develop and consume RESTful APIs and microservices to ensure smooth data communication between front-end systems and back-end databases.
Suitland, Maryland30+ days ago
p>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. The Applications Developer will be responsible for developing complex software solutions, ensuring code quality, and performing thorough debugging and testing.
The candidate will be part of a team of Software Developers, ETL Developers, and Data Scientists to enhance existing production applications and build out new web services on a routinized production cadence to meet the evolving needs of users. VTG is currently seeking a Full Stack Web Application Developer (Expert) in Herndon VA to work on a suite of services that will supply users with tools to automate a wide range of enterprise-wide applications and data centric mission management applications.
Sterling, Virginia30+ days ago
Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges.
p>Keywords: Application Developer, Java Developer, TS/SCI, Top Secret Clearance, Software Engineer, Linux, Windows, XML, COTS, FOSS, Herndon VA, Government Contractor, Troubleshooting, Systems Integration. Zachary Piper Solutions is seeking an Application Developer to support a company focused on delivering mission-critical technology solutions for government and defense initiatives.
Washington, District of Columbia9 days ago
div>Short Description:
Client is looking for a Senior ServiceNow Developer, you will play a crucial role in designing, developing, and implementing solutions within the ServiceNow platform. We are currently working on Various projects such as media entertainment, ERP Solutions, data warehousing, Web Applications, Telecommunications and medical to our clients all over the world.
This role combines software engineering, low‑code development, and applied AI to build scalable solutions that automate processes, enhance analytics, and modernize legacy workflows. The ideal candidate has hands-on experience with Azure cloud services, Power Apps, Power Automate, and AI-driven capabilities such as Azure OpenAI, Cognitive Services, and AI Builder.
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 today and tomorrow. Join a collaborative team who values AVERs mission focus and culture of delivering exceptional client service with great people and transformative technology solutions that ensure Government mission success.
Chantilly, VA30+ days ago
p>• Design, test, and develop well-designed web-based software using best practices • Translate UI/UX design wireframes into functional code • Ensure software continues to function normally through maintenance and testing • Document every aspect of applications, services, or environments for future reference • Configure, administer, and manage all aspects of website/application tools • Develop content for multiple websites/tools that serve as major sources for information and decision making • Build searches, reports, and dashboards for web applications • Recommend software upgrades for current and future systems • Ensure web applications meet Section 508 compliance requirements • Implement security measures to protect web applications from vulnerabilities • Optimize web applications for maximum speed and scalability • Participate in Program Increments (PIs) and Agile Release Train (ART) activities • Mentor junior developers and provide technical guidance. Advanced proficiency with:
• Angular, React, or other modern frontend frameworks • JavaScript/TypeScript • HTML5/CSS3 • RESTful API design and implementation • Bootstrap and other CSS frameworks • Frontend build tools and package managers • Backend web technologies (.NET C#, Python, Node.js) • Database integration (MySQL, PostgreSQL, Microsoft SQL) • Section 508 compliance implementation • Web application security best practices • Performance optimization techniques.
Participate as a key member of an Agile team, contributing to the full software development lifecycle including requirements gathering, architecture, design, development, testing, and deployment. We work with U.S. government clients in health, civilian, and national security missions to build better technology products that impact our day-to-day lives.
Sterling, Virginia30+ days ago
div class="content">A highly respected, consulting firm is seeking a Full Stack Web Application Developer to join its internal technology team.
Position Overview
The Full Stack Web Application Developer will design, build, and maintain a suite of internal and client-facing applications that support analytical, benchmarking, and performance-focused services.
Washington, District of Columbia30+ days ago
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Job Description:
Short Description: Senior Application Developer with proven professional experience in the design, development, delivery and enhancement of Client-Server/Web-Based/Cloud-Based/Mobile Software Applications using Microsoft .NET Technologies, ASP & C# (C-Sharp).
Minimum Education/Certification Requirements
Bachelor’s degree in Information Technology or related field or equivalent experience
Skills Matrix:
· 11 yrs troubleshooting production problems related to software applications.
Columbia, Maryland30+ days ago
Overview: BigBear.ai is seeking a Application Developer to join exciting, up-and-coming projects where you will design, develop, prototype, modify, and integrate solutions to deliver mission-centric results.
Education & Experience:- 7-12 years of experience with a B.S. or 10 years with an M.S. (4 additional years of software engineering experience may be substituted for a bachelor’s degree).
An innovation leader in every industry we serve, we follow our Purpose and Guiding Principles to help pet owners worldwide keep their companion animals healthy and happy, to ensure safe drinking water for billions, and to help farmers protect livestock and poultry from disease. You will work with a close-knit team of Architects, Data Scientists, Developers, Data QA Engineers, DevOps, Product Owners, and Scrum Masters in a variety of remote locations - excellent communication, collaboration and interpersonal skills are important for team success.
article class="text-token-text-primary w-full">M1 Technology, LLC is a technology consulting firm specializing in delivering software systems that support our clients' mission needs. -me-1 flex items-center p-1 select-none -mt-1 duration-[1.5s] focus-within:transition-none hover:transition-none pointer-events-none [mask-image:linear-gradient(to_right,black_33%,transparent_66%)] [mask-position:100%_0%] [mask-size:300%_100%] motion-safe:transition-[mask-position] group-hover/turn-messages:pointer-events-auto group-hover/turn-messages:[mask-position:0_0] group-focus-within/turn-messages:pointer-events-auto group-focus-within/turn-messages:[mask-position:0_0] has-data-[state=open]:pointer-events-auto has-data-[state=open]:[mask-position:0_0]">
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The candidate will be part of a team of Software Developers, ETL Developers, and Data Scientists to enhance existing production applications and build out new web services on a routinized production cadence to meet the evolving needs of users. VTG is currently seeking a Full Stack Web Application Developer SME in Herndon VA to work on a suite of services that will supply users with tools to automate a wide range of enterprise-wide applications and data centric mission management applications.
Chantilly, Virginia30+ days ago
li>Certified PeopleSoft training : PeopleTools I, PeopleTools II, PeopleCode, Workflow, Integration Broker, App Engine, Component Interface, PeopleSoft HRMS, PeopleSoft Portal, PeopleSoft Enterprise Learning Management, PeopleSoft Supply Chain Management. As a PeopleSoft HRMS Application Developer, this is your chance to work with the newest capabilities within Oracle PeopleSoft over the course of the multi-year program, with discussions underway to include digital chatbots to help the customer do more with less as the technology matures.
Chantilly, Virginia22 days ago
li>Certified PeopleSoft training : PeopleTools I, PeopleTools II, PeopleCode, Workflow, Integration Broker, App Engine, Component Interface, PeopleSoft HRMS, PeopleSoft Portal, PeopleSoft Enterprise Learning Management, PeopleSoft Supply Chain Management. As a PeopleSoft HRMS Application Developer, this is your chance to work with the newest capabilities within Oracle PeopleSoft over the course of the multi-year program, with discussions underway to include digital chatbots to help the customer do more with less as the technology matures.
Chantilly, Virginia30+ days ago
li>Certified PeopleSoft training : PeopleTools I, PeopleTools II, PeopleCode, Workflow, Integration Broker, App Engine, Component Interface, PeopleSoft HRMS, PeopleSoft Portal, PeopleSoft Enterprise Learning Management, PeopleSoft Supply Chain Management. As a PeopleSoft HRMS Application Developer, this is your chance to work with the newest capabilities within Oracle PeopleSoft over the course of the multi-year program, with discussions underway to include digital chatbots to help the customer do more with less as the technology matures.
Washington, District of Columbia23 days ago
The role supports implementation, maintenance, troubleshooting, enhancement, testing, security remediation, documentation, and sustainment of Reports, Interfaces, Conversions, Extensions, and Workflows components across SBA’s JAAMS environment and related financial systems. As Tech Lead, coordinate developer work products, promote code quality, support peer reviews, assist with issue prioritization, and communicate technical status to the Project Manager and SBA system leads.
To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. As an Application Developer, the work you'll do at GDIT will be impactful to the mission of our CNIC N6 IT Support team which provides system administration and development/maintenance support of Commander, Navy Installation Command (CNIC).
Key Responsibilities: Classified Information Management: Work both individually and in a team, supporting various activities related to classified information management in a SharePoint environment. KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and national security communities.
Washington, Washington, DC23 days ago
This role focuses on developing Power Apps, Power Automate cloud flows, Dataverse data models, and Power BI reports to support business processes, improve user workflows, and enable data-driven decision-making. The developer will work closely with business analysts, product owners, and stakeholders to translate requirements into secure, scalable, and maintainable solutions, while adhering to established governance and application lifecycle management (ALM) practices.
p>The Web Application Developer will support the Air Force Review Boards Agency (AFRBA) Case Management Tracking Analysis and Reporting System (CMTARS) Operations and Maintenance program. This role is responsible for developing, maintaining, and enhancing the agency's public-facing web portal while ensuring seamless integration with the CMTARS application.
Chantilly, Virginia2 days ago
li style="margin-left:8px">Demonstrated experience in analyzing and documenting web-based application, system, and service components and associated interfaces, including those with databases and web services/APIs to assist in decision-making regarding future development. Demonstrated experience developing IT support documents that include SOPs, digital IT workflows, IT knowledge base, pre and post deployment checklists, IT architectural diagrams, system security plans, and administrative processes.