Cobol Mainframe Application Developer Kyndryl Holding Inc.Cobol Mainframe Application DeveloperMD, MD$115,080–$218,520 / yearKyndryl currently does not require employees to be fully vaccinated against COVID-19, however, if you are hired to work at a client, customer, or partner location, you may be required to show proof of vaccination to align with their respective COVID-19 vaccination policies. Preferred Skills and Experience: InterTest, Expediter debug tools, ServiceNow, Librarian source management, AWS Transform, GitHub Copilot, public sector experience.
Reverse Engineer / CNO Developer BytoaReverse Engineer / CNO DeveloperColumbia, MarylandWe are seeking a seasoned and mission-driven Reverse Engineer and general purpose CNO Developer for up-and-coming projects where you will design, develop, prototype, modify, and integrate solutions to provide mission-centric results. This fast-paced and dynamic environment demands a flexible, highly-motivated engineer with a strong desire to learn new skills and tackle evolving challenges that are critical to national security.
Applications Developer J5 ConsultingApplications DeveloperChantilly, VADemonstrated experience developing JavaScript web services using Node.js, to include ExpressJS applications and Micro Services. Demonstrated experience with Representational State Transfer (REST) APIs, Spring Model View Controller (MVC), and Spring Boot.
6yrs Oracle Database Developer with GIS - Onsite-Inperson interview GoIntellects Inc.6yrs Oracle Database Developer with GIS - Onsite-Inperson interviewWashington, DCFull timePerforms monitoring, maintenance, or reporting on real- time databases, real-time network and serial data communications, and real-time graphics and logic applications. Minimum Education/Certification Requirements: Bachelor’s degree in IT or related field or equivalent experience.
Full Stack Developer MarkonFull Stack DeveloperChantilly, Virginia$150,000–$180,000 / yearFull timeDescription: Markon is seeking a Full Stack Developer to support an Intelligence Community customer by designing, developing, and maintaining secure cloud-native applications that support mission-critical operations. Our growing reach extends across 17 states, 116 countries, and 5 continents, where our team of dynamic professionals collaborates to deliver unparalleled program and project management services.
Expert Full-Stack Software Developer MarkonExpert Full-Stack Software DeveloperChantilly, Virginia$170,000–$220,000 / yearFull timeWorking within Agile teams, the Expert Full Stack Developer translates complex business and mission requirements into innovative software solutions while providing technical leadership and mentoring to engineering teams. This role develops scalable full-stack solutions using modern Java and Angular technologies, architects secure application interfaces, and leverages DevOps practices to deliver high-quality software across the development lifecycle.
Software Developer, Applications (Senior)/Project Manager Diné Development CorporationSoftware Developer, Applications (Senior)/Project ManagerWashington, District of ColumbiaThe Software Developer, Applications (Senior)/Project Manager serves as the technical lead responsible for overall contract execution, customer engagement, and delivery of SharePoint administration, application development, and modernization services. The position provides technical leadership for SharePoint Online and Microsoft 365 solutions while managing Agile project execution, customer priorities, staffing, quality assurance, risk management, and contract performance.
Power Platform Developer II (77629) Centurion HealthPower Platform Developer II (77629)Sterling, VAThis position is specifically focused on workflow refactoring and migration-modernizing business processes currently built in Smartsheet into Microsoft Power Platform (Power Automate, Power Apps, SharePoint/Microsoft Lists, and Dataverse where appropriate). This role partners with business stakeholders, IT teams, and operational leaders to build scalable applications, automate workflows, improve reporting, and streamline manual processes across the organization.
Web Developer Master GoIntellects Inc.Web Developer MasterWashington, DCFull timeShort Description : Client requires the services of a contractor Web Developer with strong Drupal expertise to support the development, maintenance, and modernization of District government websites, including DC.gov and associated agency digital properties. Hands-on experience with the Domain Access module: domain entities, domain access fields on content/users/blocks, and current-domain negotiation.
Application Developer ManTech International CorpApplication DeveloperChantilly, VADeveloping unit and integration tests, in addition to participating in functional and regression tests to ensure programs will produce the desired results and that instructions are correct. Responsibilities include but are not limited to: Designing, programming/developing, and modifying software systems, applications, and tools, both existing and potentially new in the future.
Software Developer -Journeyman Vets HiredSoftware Developer -JourneymanPatuxent, MarylandThe role involves developing C/C++ applications, integrating software into flight simulators, supporting DevOps processes, working with databases and scripting languages, and collaborating with cross-functional teams to enhance simulation platforms. The Software Developer (WSCE)-Journeyman develops, integrates, tests, and maintains software for advanced modeling and simulation systems that support military training, testing, and evaluation.
RPA Developer - Consultant Baker Tilly Advisory Group, LPRPA Developer - ConsultantWashington, District of ColumbiaBaker Tilly Advisory Group, LP and Baker Tilly US, LLP, trading as Baker Tilly, are independent members of Baker Tilly International, a worldwide network of independent accounting and business advisory firms in 141 territories, with 43,000 professionals and a combined worldwide revenue of $5.2 billion. Baker Tilly is a leading advisory, tax and assurance firm, providing clients with a genuine coast-to-coast and global advantage in major regions of the U.S. and in many of the world's leading financial centers - New York, London, San Francisco, Los Angeles, Chicago and Boston.
RPA Developer - Senior Consultant Baker Tilly Advisory Group, LPRPA Developer - Senior ConsultantWashington, District of ColumbiaBaker Tilly Advisory Group, LP and Baker Tilly US, LLP, trading as Baker Tilly, are independent members of Baker Tilly International, a worldwide network of independent accounting and business advisory firms in 141 territories, with 43,000 professionals and a combined worldwide revenue of $5.2 billion. Baker Tilly is a leading advisory, tax and assurance firm, providing clients with a genuine coast-to-coast and global advantage in major regions of the U.S. and in many of the world's leading financial centers - New York, London, San Francisco, Los Angeles, Chicago and Boston.
Sr. Salesforce Developer- Long-Term Contract AHU TechnologiesSr. Salesforce Developer- Long-Term ContractWashington, District of Columbia$75–$80 / hourSkills: · Experience as a Software Developer (.NET/Java) Required 16 Years · Experience as a Business Analyst 8 Years Desired · Bachelor’s degree in IT or related field or equivalent experience Required · Software Development Lifecycle Experience Required 10 Years · Requirements gathering and documentation experience Required 8 Years · MS Office/PowerPoint experience Required 10 Years · Demonstrated Work Experience as a Salesforce Certified Platform Developer Required5 Years · Demonstrated Work Experience with APEX Programming Language Required 5 Years · Demonstrated Work Experience with Visual Force Required 5 Years · Demonstrated Work Experience with Lightning Required 3 Years · Experience with Salesforce Security Models Required 5 Years Compensation: $75.00 - $80.00 per hour About Us. · Interact directly with clients, managers and end users as necessary to analyze project objectives and capability requirements, including specifications for user interfaces, customized applications and interactions with internal Salesforce instances.
.NET / C# Developer – Senior (Top Secret with agreement to obtain CI Poly) North Point Technology.NET / C# Developer – Senior (Top Secret with agreement to obtain CI Poly)Fort Belvoir, VAIndividuals not performing at a Government facility and not TS/SCI cleared shall write code in an unclassified environment and provide the code to contractor developers working at a Government facility with TS/SCI clearance for integration into integration and production environments. Provides application development for a Microsoft-oriented enterprise environment, including MS.NET, C#, MVC 4+, and Internet Information Services (IIS) for Windows Server web development, in support of custom in-house developed web applications.
Software Developer - Mid ECS Federal LLCSoftware Developer - MidWashington, DCThis role requires a hands-on developer with experience building or maintaining software applications, working in Agile teams, using source control, supporting integration activities, and communicating clearly across technical teams. This position will work closely with senior developers, product owners, business analysts, QA engineers, cybersecurity teams, DevSecOps personnel, and customer stakeholders to deliver software aligned with mission needs and technical requirements.
Application Developer (Must have active Top Secret) Zp Group LlcApplication Developer (Must have active Top Secret)Herndon, VA$120,000–$175,000 / yearKeywords: TS/SCI, Top Secret, TS, CI Poly, Java, XML, COTS/FOSS integration and support, LINUX/Windows, Docker, Git / JIRA, Kubernetes, Jenkins, Conductor, Kafka/Zookeeper, Consul, CMDB, Angular, Spring Framework, Hibernate, Spring Boot, Maven, Spring MVC, SQL, JavaScript, Java Database Connectivity (JDBC), Tomcat, Web Services, Microservices, Junit, Core Java Developer, Junior Java Developer, Java Architect, Full Stack Development. Zachary Piper Solutions is actively seeking an Application Developer to collaborate on designing, developing, documenting, testing, and debugging software solutions that address critical mission challenges.
App Developer Zp Group LlcApp DeveloperHerndon, VARemote$130,000–$195,000 / yearKeywords: Angular, Java, DevSecOps, Front-End, DevOps, FrontEnd, App Developer, Software development, Application Developer, AppDev, Program development, COTS, FOSS, Top Secret, XML, Software Engineering, Web Application, TS, SCI, LINUX, Windows, Web developer, Software Engineer, Front-end, back-end, Application Developer, Full-stack, Spring, Springboot. Correct program errors, compiling documentation of program development, and analyzing system capabilities to resolve questions of program intent, output requirements, input data acquisition, programming techniques, and controls.
Sr. Marklogic Developer LeidosSr. Marklogic DeveloperBethesda, MarylandAdditionally, 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. January 21, 2026 For 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.
Senior Software Developer Municipal Securities Rulemaking BoardSenior Software DeveloperWashington, DCAn ideal candidate will have the following qualifications: clear communication across technical and business audiences, strong presentation skills, a self-driven approach to learning and knowledge sharing, data-driven problem solving, and experience mentoring junior team members. We contribute our time, talent and creativity to deliver innovative, high-quality and impactful work for the investors, communities and professionals that count on a fair and efficient municipal market.
Full Stack Developer INTEGRITYOne PartnersFull Stack DeveloperCrystal City (1-2 days a month), VAFull timeWe help INTEGRITYOne Partners’ employees grow in their careers by gaining enhanced Federal knowledge and experience, sought-after skills, greater discipline and drive, and targeted education and training. Candidates should possess at least 3 years of relevant experience; however we are actively hiring across multiple experience levels, including more senior candidates.
Jr. Pega Developer Accenture Federal ServicesJr. Pega DeveloperArlington, VAThe pay range for the states of California, Colorado, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Vermont, Virginia, Washington, and the District of Columbia, and the city of Cleveland is: $64,000—$124,200 USD What We Believe As a company wholly dedicated to serving the US federal government, we bring together the best talent to help reinvent how federal agencies operate and deliver greater value for their mission and the American people. As required by local law, Accenture Federal Services provides reasonable ranges of compensation for hired roles based on labor costs in the states of California, Colorado, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Vermont, Virginia, Washington, and the District of Columbia, and the city of Cleveland .
Senior Software Developer Govcio LLCSenior Software DeveloperQuantico, Virginia$140,000–$150,000 / yearFull timePrepares operating instructions, compiles documentation of program development, and analyzes system capabilities to resolve questions of program intent, output requirements, input data acquisition, programming techniques, and controls. Overview: GovCIO is currently hiring for a Senior Software Developer to design, code, test, and maintain software applications and systems in support of the Naval Criminal Investigative Service (NCIS).
Agile Developer 3 - (Java, React, GitLab) AkinaAgile Developer 3 - (Java, React, GitLab)Annapolis Junction, MarylandDesign, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design. Java, JavaScript frameworks (React), Gitlab, Maven, Jenkins, Nexus, and modern datastores (NoSQL, Relational, Object).
Software Developer-SME Govcio LLCSoftware Developer-SMEQuantico, Virginia$165,000–$175,000 / yearFull timePrepares operating instructions, compiles documentation of program development, and analyzes system capabilities to resolve questions of program intent, output requirements, input data acquisition, programming techniques, and controls. Overview: GovCIO is currently hiring for a Software Developer-SME to design, code, test, and maintain software applications and systems in support of the Naval Criminal Investigative Service.
Software Developer- SME Govcio LLCSoftware Developer- SMEQuantico, Virginia$165,000–$175,000 / yearFull timePrepares operating instructions, compiles documentation of program development, and analyzes system capabilities to resolve questions of program intent, output requirements, input data acquisition, programming techniques, and controls. Overview: GovCIO is currently hiring for a Software Developer-SME to design, code, test, and maintain software applications and systems in support of the Naval Criminal Investigative Service.
Salesforce Developer - Salesforce Platform Specialist - PT InterSources Inc.Salesforce Developer - Salesforce Platform Specialist - PTAdelphi, MDRemoteWe align strategy with execution and provide secure service solutions by developing and using the latest technologies that thrive our resources to deliver industry-leading capabilities to our clients and customers, making it convenient for our clients to do business with InterSources Inc. Information Evaluation : Ability to critically evaluate information gathered from multiple sources, reconcile conflicts, translate high-level information into detailed solutions, abstract up from low-level information to broader understanding, and distinguish user requests from the underlying true needs.
Sr. Marklogic Developer Leidos Holdings Inc.Sr. Marklogic DeveloperBethesda, MD$107,900–$195,050 / yearAdditionally, 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.
NewFull Stack Developer, Senior CACIFull Stack Developer, SeniorChantilly, Virginia$113,200–$237,800 / yearCACI is seeking a Senior level experienced Full Stack developer to be part of a dynamic team responsible for maintaining and enhancing an operational network with various interfaces providing full life cycle support to all client applications and tools to enable mission. 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.
Project Developer, Virginia Serious Game Institute (VSGI) George Mason UniversityProject Developer, Virginia Serious Game Institute (VSGI)Manassas, VirginiaThe Virginia Serious Game Institute (VSGI) exists to support Mason's entrepreneurial and innovation goals by cultivating and supporting Mason-founded startups, rapid prototype development, high-value knowledge job creation, and regional economic development through serious game technology discovery to improve the human condition. Facilitates communication among VSGI staff, affiliated companies, students, university administration, and external stakeholders; Serves as liaison between technical and non-technical stakeholders; Leads regular meetings and collaborative sessions; and.
Java Developer Contact Government Services LLCJava DeveloperFairfax, VASkills and attributes for success- Collaborate with business analyst and developers to produce software designs- Provide work estimates to project manager provide frequent status updates and track progress against the project work plan- Formulate program specifications and basic prototypes- Transform software designs and specifications into high functioning code in the appropriate language- Integrate individual software solutions to higher level systems- Use web-based tools to create and advance applications- Test code periodically to ensure it produces the desirable results and perform debugging when necessary- Collaborate with business development and QA teams to develop testing and acceptance procedures- Perform upgrades to make software and systems more secure and efficient- Collaborate with business analyst to provide training knowledge transfer and documentation for user supportQualifications- Three 3 Years of experience developing Java web applications using the Java Server Faces Framework- Five 5 Years of experience in Java web application user interface design and implementation including HTML CSS and Javascript- Three 3 Years of experience integrating Java web applications with SQL databases using Hibernate- Three 3 Years of SQL relational database design and coding experience- Five 5 Years of experience developing software both independently and in a team environment- Ability to demonstrate superior organizational skills with an acute attention to detail- Ability to work effectively under pressure in time-sensitive situations and prioritize multiple projects with similar deadlinesOur commitmentContact Government Services CGS strives to simplify and enhance government bureaucracy through the optimization of human technical and financial resources. Java DeveloperChantilly VA Remote Hybrid Fairfax VAInformation Technology Full Time On-Site On-siteapply for this jobJava DeveloperEmployment Type Full-TimeDepartment Information TechnologyCGS is seeking a Java developerprogrammerto join a team working on the enhancement of data utilization for a large state-run project.
Kearney Activate - Full Stack Developer A.T. Kearney IncKearney Activate - Full Stack DeveloperWashington, DCBachelor's degree in Computer Science, Software Engineering, Computer Engineering, Information Systems, or a related field - or equivalent demonstrated experience (bootcamp, military technical training, or a strong personal project portfolio). We look for collaborative, inquisitive problem-solvers who don't accept the first thing in front of them, who are always unapologetically themselves, and who are hungry to grow fast in a small, high-trust team.
Senior/Staff Software Engineer, Developer Experience CohereSenior/Staff Software Engineer, Developer ExperienceDCYoull build the systems, frameworks, and culture that allow the rest of engineering to own quality themselves; improving and extending our testing platform by creating the infrastructure that allows engineers to write and execute tests, and enable every engineering team to ship with more confidence. Design and implement automation pipelines that support comprehensive testing across multiple environments with varying feature flags and realistic customer data profiles.
CNO Developer (TS/SCI w/Poly) Parsons CorpCNO Developer (TS/SCI w/Poly)Columbia, MD$125,100–$225,200 / yearSecurity Clearance Requirement: A security clearance is not required to apply; however, the selected candidate must be able to obtain a Top Secret SCI w/Polygraph clearance which requires U.S. citizenship, prior to the start date. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation''s most critical assets, from Earth to cyberspace.