NewSenior Oracle Apex Developer Savantage SolutionsSenior Oracle Apex DeveloperRockville, MDRemote$75,000–$110,000 / yearp>Savantage Solutions is seeking a Oracle APEX Developer to join our core engineering team supporting Altimate, a proprietary Federal Financial Management System deployed for federal agency clients. Factors considered when extending an offer include but are not limited to, job responsibilities, education, experience, knowledge, skills, certifications, seniority, performance, and alignment with market data.
NewSharePoint Developer Calibre SystemsSharePoint DeveloperSpringfield, VAResponsibilities include: Custom Solution Development: Design and build custom SharePoint components like web parts, extensions, and site templates using the SharePoint Framework (SPFx). Certifications: Highly valued credentials include the Microsoft 365 Certified: Developer Associate (MS-600) and the Power Platform App Maker Associate (PL-100).
NewSystem Integration & Test Engineer JobotSystem Integration & Test EngineerColumbia, MD$110,000–$165,000 / yearWith deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. Our teams partner closely with customers to deliver innovative solutions across cloud strategy, cybersecurity, systems integration, data engineering, machine learning, AI, disaster recovery, and enterprise infrastructure initiatives.
Software Developer (Full Stack/Backend) Intern TeleWorld SolutionsSoftware Developer (Full Stack/Backend) InternChantilly, VAInternWith the experience of hundreds of thousands of successful implementations, including macro, DAS, Small Cells, and Wi-Fi, the world’s leading network operators and OEMs trust our knowledge and experience to plan, perform, troubleshoot, and implement an array of technologies and solutions. This is a unique opportunity for a college student to gain hands-on experience working on an established, high-scale project, where you will contribute to real-world features that power global wireless networks.
Mid-Level Qlik Developer CredenceMid-Level Qlik DeveloperMcLean, VAThe Qlik Developer will collaborate with government stakeholders, functional analysts, data engineers, and development teams to design and implement data visualization solutions that improve operational visibility, reporting accuracy, and decision-making across the enterprise. This role requires experience developing scalable Qlik applications, integrating multiple data sources, and supporting Agile software development initiatives in a secure DoD environment.
Senior Full Stack Developer NuAxis InnovationsSenior Full Stack DeveloperWashington DC, DCThis role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Solution Architects, UX/UI Designers, QA Engineers, and DevSecOps teams to deliver end-to-end solutions across the full software development lifecycle. The Senior Full Stack Developer is responsible for designing, developing, integrating, and supporting secure, scalable, and high-performing enterprise web applications using modern cloud-native technologies.
Front-End Developer NuAxis InnovationsFront-End DeveloperWashington DC, DCThis role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, UX/UI Designers, Solution Architects, Back-End Developers, and QA Engineers to deliver secure, scalable, and intuitive user interfaces that meet business, technical, and accessibility requirements. · Participate in Agile development activities including backlog refinement, sprint planning, code reviews, sprint demonstrations, and continuous integration.
NewMicrosoft Dynamics Developer Mitchell MartinMicrosoft Dynamics DeveloperMerrifield, VARemote$82–$87 / hourBy applying for this job, you agree to receive AI-generated calls, text messages, and/or emails from Mitchell Martin Inc and its affiliates and contracted partners at various frequency through traditional and automated methods. • The role requires expertise in various cloud-based services and the ability to integrate advanced data analytics and automation tools.
NewSenior ServiceNow Developer CredenceSenior ServiceNow DeveloperTysons, VAYou will also manage and participate in designing and developing solutions using various ServiceNow modules and features including CSM, S2P, APO, Integration Hub, Flows, Business Rules, Script Includes, Service Catalog, Service Portal, Asset Management, CMDB, AI Agents, and other ServiceNow modules, as required. Credence has an immediate need for a Senior ServiceNow Developer who will assist in solutioning and development of applications leveraging ServiceNow OOTB modules and customization as necessary to ensure the required business outcomes are delivered.
NewSoftware Developer PlanIT GroupSoftware DeveloperReston, VARemoteA degree from an accredited College/University in Software Engineering, Computer Science, or related discipline is preferred; Able to perform all functional duties independently; Experience training/mentoring less experienced personnel; Experience authoring or contributing to software-related documentation such as requirements specifications, design documents, technical manuals, and user manuals; Excellent communication skills. Expertise in Struts , Spring MVC, Git Bash, Java25, WebSphere , Tomcat, GitHub , GitHub Copilot, VersionOne , JUnit, JDBC, Maven ,ALM, UFT.
Senior AI Developer NuAxis InnovationsSenior AI DeveloperWashington DC, DCThe Senior AI Developer serves as the lead technical resource responsible for designing, developing, integrating, and supporting enterprise Artificial Intelligence (AI) and Machine Learning (ML) solutions that enhance business applications, automate processes, and improve operational efficiency. This role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Subject Matter Experts (SMEs), Solution Architects, developers, and stakeholders to deliver secure, scalable, and responsible AI solutions that align with business and mission objectives.
NewSoftware Developer (Microservices) PlanIT GroupSoftware Developer (Microservices)Reston, VAThis role involves developing production-grade microservices using Java 21 and Java 25, implementing clean and consistent API contracts, and ensuring secure, reliable integration with internal and external systems. Software Developer (Microservices) (Remote): Description: The Microservices Developer will be responsible for designing, building, and maintaining scalable backend services that power the platform's RESTful APIs.
NewIT - Software Developer IV PlanIT GroupIT - Software Developer IVReston, VAEffective verbal and written communication skills, especially for collaborating on mainframe integration with Java developers and migration planning. • Experience with test automation in unit tests, functional tests, regression tests and performance tests.
NewMainframe z/OS Developer PlanIT GroupMainframe z/OS DeveloperReston, VAEffective verbal and written communication skills, especially for collaborating on mainframe integration with Java developers and migration planning. • Understanding of AI-driven code refactoring platforms/products and the ability to leverage AI to improve testing, documentation, and process optimization.
Software Developer NuAxis InnovationsSoftware DeveloperWashington DC, DC2+ year of in-depth working knowledge of ASP.NET Core using C#.NET, Angular/React, HTML5, CSS, and MS SQL Server, Identity. Plan, design, build, test, deploy and maintain highly scalable web-based services using modern technologies.
ServiceNow Developer System OneServiceNow DeveloperFort Meade, MD$90–$90 / hourIdentify trends and find patterns in unstructured and semi-structured customer data that can be used to create a more positive customer experience and increase overall network performance. Design and build ServiceNow Applications and integrations to other applications and platforms, including architecture, languages, best practices, and methodologies in an Agile Scrum environment.
NewGen AI CCAS Application Developer System OneGen AI CCAS Application DeveloperGaithersburg, MD$56.23–$56.23 / hourBachelor’s degree in Computer Science, Engineering, or related field and 2–4 years of relevant experience; or a Master’s with 2+ years of software development experience including Python and AWS Lambda troubleshooting. Write AWS Lambda (Python) functions to orchestrate Bedrock LLM calls, embeddings workflows, and model invocation logging.
NewJava Mainframe Developer System OneJava Mainframe DeveloperVienna, VARemoteDesign, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distributed applications with the organization's Core Banking platform. Collaborate with Core Banking, testing, middleware, and platform teams to manage dependencies, mitigate risks, and meet aggressive delivery timelines.
NewJava Developer (Secret Clearance) System OneJava Developer (Secret Clearance)Arlington, VAWork with cross-functional teams, including architects, product managers, and other developers, to deliver high-quality software solutions. • Work closely with cross-functional teams to build scalable, high-performance applications leveraging cloud native and cloud agnostic services.
New.NET Mainframe Developer System One.NET Mainframe DeveloperVienna, VARemoteDesign, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distributed applications with the organization's Core Banking platform. Experience developing web services, microservices, RESTful APIs, and designing implementing common patterns and REST principles.
Lead Full-Stack Developer System OneLead Full-Stack DeveloperMcLean, VARemoteCollaborate with clients, solution architects, product owners, UX designers, business analysts, platform engineers, and development teams to deliver resilient software products that meet functional and non-functional requirements. • Experience with AWS Lambda, API Gateway, Step Functions, EventBridge, EKS/Kubernetes, RDS PostgreSQL, MongoDB, Redis, Memcached, Elasticsearch, Docker, and modern monitoring/observability tools.
NewServiceNow Developer Senior System OneServiceNow Developer SeniorLeesburg, VA$70–$90 / hourSystem One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Configure and customize ServiceNow including UI policies, business rules, client scripts, flows, catalog items, and update sets.
Data Developer System OneData DeveloperFalls Church, VA$90,000–$100,000 / hourResponsibilitiesSupport the delivery of client solutions using advanced analytics, exploratory data analysis, data wrangling, and ETL processes within a SAFe Agile environment. Derive insights from data and build robust data applications using analytics and coding tools (e.g., Python, R, Alteryx, SQL, SAS).
NewSoftware Developer (CNO) System OneSoftware Developer (CNO)Fort Meade, MD$140,000–$140,000 / hourSystem One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Lead the designing, developing, documenting, testing, debugging, and maintenance of hardware or software based CNO capabilities.
NewFull-Stack Developer System OneFull-Stack Developer22102, VARemoteSystem One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Design, build, test, and deploy full-stack applications using Python, Django, and modern JavaScript frameworks.
NewSoftware Developer LeidosSoftware DeveloperOdenton, MD$87,100–$157,450As a key Agile scrum team member, the candidate will collaborate closely with software developers, systems engineers, network engineers, operations personnel, and partner scrum teams to deliver scalable and resilient integration, monitoring, and observability solutions supporting enterprise operational users and mission requirements. The selected candidate will serve as a hands-on developer focused on building, integrating, troubleshooting, and sustaining enterprise monitoring and data pipeline solutions leveraging the Elastic Stack (ELK) and Confluent Kafka platforms.
NewSenior Software Developer LeidosSenior Software DeveloperGaithersburg, MD$107,900–$195,050If 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. June 8, 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.
NewSenior Application Developer Govcio LLCSenior Application DeveloperFairfax, VA$135,000–$175,000Overview: 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.
NewSenior Salesforce Developer Architect LeidosSenior Salesforce Developer ArchitectWashington, DCRemote$107,900–$195,050The successful candidate will serve as both a hands-on technical contributor and Salesforce solution architect, providing leadership throughout the entire software development lifecycle—from requirements analysis and solution design to development, testing, deployment, and operational support. This role is responsible for the design, development, integration, and optimization of mission-critical Salesforce solutions supporting customer relationship management (CRM), knowledge management (KM), public-facing portals, and other enterprise business functions.
NewAppian Software Developer/Integrator LeidosAppian Software Developer/IntegratorBethesda, MD$107,900–$195,050We integrate off the shelf and new development efforts to sustain and enhance existing architecture and by leveraging cloud-based computing, artificial intelligence (Al), machine learning (ML) and cross-domain transfer systems to provide cutting edge requirements management, task coordination, data exploitation, enrichment, triage, and analytics capabilities to Defense and Intelligence Community members. Leidos is designing, developing, deploying, and operating a DoD-wide Tasking, Collection, Processing, Exploitation, and Dissemination (TCPED) workflow management platform for Open Source Intelligence (OSINT).
Sr PowerBuilder Developer SSN Group LLCSr PowerBuilder DeveloperHerndon, VATemporaryContractorFull timeThe ideal candidate will be responsible for designing, developing, and maintaining enterprise applications, integrating with FileNet, and collaborating with cross-functional teams in an Agile environment. Hi, PowerBuilder Developer with strong expertise in PowerBuilder 12.5+, Oracle/MySQL databases, and REST API integrations.
NewSenior DevSecOps Software Developer LeidosSenior DevSecOps Software DeveloperGaithersburg, MD$107,900–$195,050Leidos is seeking a Lead DevSecOps Software Developer to join the Air Traffic Business Area within the Homeland Sector, supporting the development of the Advanced Technologies & Oceanic Procedures (ATOP) program S3 prototyping and initiatives. As a member of our ATOP S3 software development organization, you will contribute to the technical execution of a program that integrates proven, globally deployed technologies with modern cloud-native and AI-enabled capabilities.
Python Developer ADG TECH CONSULTING, LLCPython DeveloperSterling, VAFull timeJob title: Python DeveloperLocation: Washington, DCClient: GSA Data.govClearance: Public Trust ClearanceOverview: We are looking for a Senior Backend Engineer to support federal software engineering efforts, primarily focused on operations and maintenance of Data.gov applications. The ideal candidate has strong Python and Flask experience, and is comfortable working in a dockerized development environment.
Senior ServiceNow Developer Capgemini Government Solutions LLCSenior ServiceNow DeveloperMcLean, VAHowever, 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 the contractor’s legal duty to furnish information. The disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs.
ServiceNow Developer Capgemini Government Solutions LLCServiceNow DeveloperMcLean, VAHowever, 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 the contractor’s legal duty to furnish information. The disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs.
Simulation Developer MANTECHSimulation DeveloperQuantico, VAIntegrates models and simulations into larger system architectures and supports Marine Corps Warfighting Laboratory (MCWL) Wargaming Division efforts for interoperability testing and model orchestration. As a Simulation Developer, you will serve as a trusted advisor to our customers, ensuring the technical architecture of wargames is robust and reliable while directly shaping the tools used to prepare Marines for the future fight.
DSCA .Net Core Developer (Software Engineer) - 28637 Company ConfidentialDSCA .Net Core Developer (Software Engineer) - 28637Arlington, VARemote$80,000–$150,000Full timeDetermines computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming techniques and controls; prepares operating instructions; designs and develops compilers and assemblers, utility programs, and operating systems. 9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD in related field; or High School Diploma or equivalent and 13 years relevant experience.
Platform Developer Company ConfidentialPlatform DeveloperSpringfield, VA$90,501–$130,000Full timeOur 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.
ServiceNow Developer Company ConfidentialServiceNow DeveloperSpringfield, VA$76,164–$165,000Full timeThis 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. When extending an offer, HII's Mission Technologies division takes a variety of factors into consideration which include, but are not limited to, the role's function and a candidate's education or training, work experience, and key skills.
BI Developer/Analyst (Data Scientist 2) Company ConfidentialBI Developer/Analyst (Data Scientist 2)Fairfax, VA$94,750–$135,357Full timeHII - Mission Technologies is currently seeking a Junior BI Developer/Analyst to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • Develops business intelligence components supporting War Data Platform (WDP) Core Integration data operations by preparing structured datasets, building baseline dashboards, and conducting routine analytic validation across Unclassified and NIPR, Secret and SIPR, and Top Secret and JWICS enclaves.
HIT Integration Developer Social Security AdministrationHIT Integration DeveloperWoodlawn, MD$14–$15 / hourRequirements Help Conditions of employment U.S. Citizenship required Selective Service Registration if applicable www.sss.gov Fingerprinting and background and/or security investigation may be required Job offers are contingent on fingerprinting and background security investigation results Selectees may be required to serve a 1 year probationary period Relocation expenses will not be paid All qualification requirements must be met by the closing date of the announcement Candidates will not be hired based on their race sex color religion or national origin Qualifications Help Resumes exceeding two pages in length will not be considered please visit the new resume guidance for more information READ ALL SECTIONS OF THIS ANNOUNCEMENT IN ITS ENTIRETY. Travel Required Not required Relocation expenses reimbursed No Appointment type Permanent Work schedule Full-time - - Flex Time and Alternate Work Schedules are available Service Competitive Promotion potential None Job family Series 2210 Information Technology Management Supervisory status No Security clearance Not Required Drug test No Position sensitivity and risk High Risk HR Trust determination process Suitability Fitness Financial disclosure Yes Bargaining unit status No Announcement number SSA12879163-26-DHA-CIO Control number 856720800.
Python Integration Developer Polar IT ServicesPython Integration DeveloperHanover, MarylandStrong experience building/consuming REST APIs and Orchestrations working with AWS/Azure services like Amazon API Gateway, Lamda, Step Function, Amazon S3, Amazon SQS, MQ, Event Bridge, MSK (Managed Streaming for Apache Kafka), CloudWatch. This role focuses on API-based integrations, application-to-application orchestration, and event-driven messaging (JMS) with a strong emphasis on reliability, automated reprocessing, and production support readiness across Dev/SIT/UAT/Prod environments.
WebMethods Integration Developer PeopleNTech LLCWebMethods Integration DeveloperAlexandria, VARequired Skills & Experience:Strong experience with WebMethods Integration Server (IS), Designer/Developer, Trading Networks (TN), Universal Messaging (UM), and My WebMethods Server (MWS). Extensive experience in B2B/EDI integration, including EDI transaction mapping and processing using X12, XML, and database integrations within WebMethods.
CRM and Integration Developer Georgetown UniversityCRM and Integration DeveloperWashington, DC$54,616–$100,493.33 / yearWith the Hilltop Campus located in the heart of the historic Georgetown neighborhood, and the Capitol Campus, just minutes from the U.S. Capitol and U.S. Supreme Court, Georgetown University offers rigorous academic programs, a global perspective, and unparalleled opportunities to engage with Washington, D.C. Our community is a close-knit group of remarkable individuals driven by intellectual inquiry, a commitment to social justice, and a shared dedication to making a difference in the world. The CRM and Integration Developer, University Information Services (UIS) - Georgetown University designs, implements, and maintains systems that control user access to organizational resources, ensuring the right people have the right permissions while preventing unauthorized access.
Workday Financials Integration Developer ConsultNetWorkday Financials Integration DeveloperVarious Locations, MDRemote$20–$20 / hourHands-on experience building complex inbound & outbound integrations, Strong knowledge of XML, XSLT 3.0, web services (SOAP/REST API), authentication including Oauth, Experience handling EIB vs Studio use cases (they should know when to use which) and Debugging and error-handling in Studio. This role operates across a large, complex ecosystem supporting 30+ lines of business, requiring strong ownership, problem-solving, and the ability to work end-to-end across development, configuration, integrations, and production support.
Enterprise Integration Developer Booz Allen Hamilton IncEnterprise Integration DeveloperMcLean, VA$77,600–$176,000 / yearOnsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. You'll work with technologies such as MuleSoft Anypoint Platform, REST APIs, messaging and event platforms, and cloud services such as AWS and Azure to develop and support integrations in production.
Workday Integration Developer Pyramid, IncWorkday Integration DeveloperMcLean, VA$60–$65 / hourFull timeKey Responsibilities: Excellent collaborator and partner Spirit for innovation and ability to work in the space of “no longer” and “not yet” Ability to quickly comprehend the functions and capabilities of new technologies Ability to address complex business and technical issues Key Requirements and Technology Experience: Must have skills: - Workday Extend, Workday Studio, Workday Financials, Workday Accounting Center or Prism. By applying to our jobs you agree to receive calls, AI-generated calls, text messages, or emails from Pyramid Consulting, Inc. and its affiliates, and contracted partners.
Integration Developer Ampcus IncorporatedIntegration DeveloperWoodbridge, VAImplement API-based integrations between systems including GIS platforms such as ArcGIS, work management tools such as Cityworks, and enterprise collaboration platforms like Microsoft SharePoint. The ideal candidate will have experience enabling data exchange between enterprise systems through APIs and integration platforms rather than traditional database or ETL pipelines.
Sr SAP BTP Integration Developer Trillion Technology SolutionsSr SAP BTP Integration DeveloperReston, VAFull timeWe're seeking a Senior SAP Business Technology Platform (BTP) Integration Developer with strong SAP S/4HANA back-end integration experience to design, build, and support enterprise integrations in complex environments. - Build secure, reliable interfaces between SAP S/4HANA and external systems (cloud and on-prem), including event/message-based and API-led integrations.
Simphony STS Integration Developer TandymSimphony STS Integration DeveloperBethesda, Maryland$50–$60 / hourA technology organization is seeking a Simphony STS Integration Developer in Tennessee to design, build, and maintain RESTful API integrations between third-party digital ordering channels and a cloud POS ecosystem. This role focuses on secure, high-performance connectivity, menu synchronization, and real-time order workflows using Oracle MICROS Simphony Transaction Services Gen 2. About the Opportunity: