Senior 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.
NewFull Stack Software Developer Systems Plus, Inc.Full Stack Software DeveloperWashington, DCFull timeWork includes containerizing services with Docker and deploying to AWS (ECS/EKS, plus supporting services like RDS, S3, and CloudWatch), alongside ongoing bug fixes, performance tuning, and technical debt reduction. This role is a full-stack developer position building and maintaining Agency applications end to end, ReactJS front-end and Python/FastAPI back-end, with PostgreSQL for data.
NewJunior Data scientist/Engineer/developer SynergisticITJunior Data scientist/Engineer/developerWashington, DC$82,000–$127,000 / yearFull timeSince 2010, Synergisticit has helped thousands of candidates land full-time jobs at tech leaders like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Intel, Paypal, JPMC, Wayfair, BOA, CITI and hundreds more with Job offers of $95k to $154k. Many candidates know the theory behind models, but employers want to see whether you can clean data, explore datasets, choose the right model, evaluate results, explain tradeoffs, and communicate findings in a business-friendly way.
Senior ServiceNow Developer CredenceSenior ServiceNow DeveloperTysons, VA$150,000–$175,000You 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.
NewMid-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.
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.
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.
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.
NewLead 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.
Senior 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, 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.
ServiceNow 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.
Full-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 .
NewSenior Full Stack Developer System OneSenior Full Stack DeveloperMcLean, VARemoteThe Senior Full Stack Developer will collaborate with client stakeholders, solution architects, product owners, UX designers, platform engineers, business analysts, and cross-functional technical teams to design, build, test, and deploy resilient software solutions. The ideal candidate has strong hands-on experience with Python and JavaScript, modern web frameworks, RESTful APIs, microservices, cloud-native development, and AWS-based application delivery.
Reverse Engineer and Offensive Cyber Developer Johns Hopkins Applied Physics Laboratory (APL)Reverse Engineer and Offensive Cyber DeveloperLaurel, MD$100,000–$245,000The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. We seek experienced reverse engineers and developers who will build inventive cyber capabilities leveraging novel reverse engineering and exploitation techniques.
AI-Enabled Cyber Capabilities Developer Johns Hopkins Applied Physics Laboratory (APL)AI-Enabled Cyber Capabilities DeveloperLaurel, MD$105,000–$290,000It requires designing AI-native architectures, orchestrating tool-using agents, and rapidly iterating on prototypes that demonstrate functional, outcome-driven impact. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.
Appian 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).
Software Developer LeidosSoftware DeveloperGaithersburg, MD$69,550–$125,725The TFDM program is a Federal Aviation Administration’s (FAA) NextGen program based on airport surface management that provides efficiency for both the airport surface and terminal airspace by providing a new and comprehensive integrated surface traffic control and management system. 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 .
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.
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.
Junior java microservices developer/Jr data analyst-Remote SynergisticITJunior java microservices developer/Jr data analyst-RemoteWashington, DCRemote$79,000–$142,000 / yearFull timeSince 2010, Synergisticit has helped thousands of candidates land full-time jobs at tech leaders like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Intel, Paypal, JPMC, Wayfair, BOA, CITI and hundreds more with Job offers of $95k to $154k. SynergisticIT JOPP is good for entry-level software engineering candidates because it helps address the key areas where applicants often fall short: current skills, hands-on projects, resume alignment, interview confidence, and job-search execution.
SME Oracle APEX Developer The Computer Merchant, LtdSME Oracle APEX DeveloperWashington, DC$90–$95 / hourContractorWhile an hourly range is posted for this position, an eventual hourly rate is determined by a comprehensive salary analysis which considers multiple factors including but not limited to: job-related knowledge, skills and qualifications, education and experience as compared to others in the organization doing substantially similar work, if applicable, and market and business considerations. - Work at the direction of the program manager to support the full lifecycle development of custom Oracle Applications, primarily using the Oracle APEX toolset.
Junior Developer ECS Federal LLCJunior DeveloperDCWe are currently seeking a creative, determined, and energetic Junior Developer to join our team and support custom application development of HR solutions. Primary Duties: Work directly with users to provide engineering solutions and debugging support.
Junior Developer ActioNet IncJunior DeveloperDCAbout ActioNet ActioNet is a dynamic, award-winning SEI CMMI Level 4 and ISO 20000/ISO 27000 I Certified IT Services Firm that specializes in Enterprise Software Development involving Full Lifecycle Methodology, Project Management, Information Systems Security, Systems Integration and Training. We are passionate about the inspirational missions of our customers and we entrust our employees and teams to deliver exceptional performance to enable the safety, security, health and well-being of our nation.
Entry Level Data Analyst/Scientist (Remote)/Junior Java Developer SynergisticITEntry Level Data Analyst/Scientist (Remote)/Junior Java DeveloperWashington, DCRemote$90,000–$154,000 / yearThey're filtered by ATS systems, keyword screening, and recruiters looking for job-ready signals—specific stacks, strong project depth, relevant certifications, and clear experience narratives. Since 2010 , SynergisticIT has helped candidates land full-time roles at organizations such as Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Walmart Labs, Client, Banking, Client, Client , and hundreds more.
Principal ETL Developer Leidos Holdings IncPrincipal ETL DeveloperBethesda, MD$131,300–$237,350 / yearCollaboration and communication: Collaborate effectively with data architects, data engineers, application/service developers, and other stakeholders to translate business requirements into robust technical solutions and effectively communicate complex technical concepts to both technical and non-technical audiences. The candidate will be responsible for defining architectural best practices, optimizing performance in large-scale environments, and mentoring junior developers, ensuring the delivery of robust, scalable, and secure data flow solutions that drive critical customer needs.
iOS Developer The Britton GroupiOS DeveloperDulles, VAFull timeResponsibilities include diagnosing and resolving complex technical issues using both commercial and government-provided tools, producing clear documentation for operational support, mentoring junior developers, and driving mission objectives forward in a fast-paced environment. The Britton Group is a premier provider of intelligence and national security solutions, specializing in mission-critical IT services, enterprise digital transformation, artificial intelligence, full stack development, multimedia design, and advanced intelligence support.
Software Developer Web Applications IV (Applications Developer) GAMA-1 TechnologiesSoftware Developer Web Applications IV (Applications Developer)Greenbelt, MDFull timeGAMA-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.
Mobile Developer Senior Science Applications International CorpMobile Developer SeniorAshburn, VAOur robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. By providing the information below and checking the boxes referenced, you acknowledge and consent to SAIC''s Privacy Policy to include access and use of your information for the purposes of sharing your information for possible employment recruitment effects by SAIC and it''s third party vendors.
Principal ETL Developer LeidosPrincipal ETL DeveloperBethesda, MarylandCollaboration and communication: Collaborate effectively with data architects, data engineers, application/service developers, and other stakeholders to translate business requirements into robust technical solutions and effectively communicate complex technical concepts to both technical and non-technical audiences. The candidate will be responsible for defining architectural best practices, optimizing performance in large-scale environments, and mentoring junior developers, ensuring the delivery of robust, scalable, and secure data flow solutions that drive critical customer needs.
Sr. SQL Developer Leidos Holdings IncSr. SQL DeveloperAshburn, VA$107,900–$195,050 / yearThe Senior SQL Developer will work closely with data analysts, application developers, and business stakeholders to ensure data integrity, optimize database performance, and support mission-critical applications. PSPD supports the Department of Homeland Security (DHS) and CBP critical missions, specifically screening and processing travelers at the ports of entry (POEs) into the United States.
Network Management Systems (NMS) ServiceNow Developer CACINetwork Management Systems (NMS) ServiceNow DeveloperSterling, VirginiaYou will also play a key role in enhancing and automating request fulfillment workflows, integrating ServiceNow with network management systems, ensuring seamless workflows across various business processes. 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.
Junior Software Developer Nightwing Intelligence SolutionsJunior Software DeveloperAnnapolis Junction, MarylandOur 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.
Entry Java/MERN Developer Finance/Banking Sector (AWS) SynergisticITEntry Java/MERN Developer Finance/Banking Sector (AWS)College Park, MD$90,000–$154,000 / yearSynergisticIT works with clients hiring for entry-level software programmers, Java full stack developers, Python/Java developers, data analysts, data engineers, data scientists, and machine learning engineers . Ideal candidates for interview-focused support include: recent grads with limited experience, candidates stuck after multiple interviews, professionals returning after layoffs, candidates with career gaps.
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.
NewSr. Front-End Software Developer Expert In Recruitment SolutionsSr. Front-End Software DeveloperSterling, VAThe successful candidate will have deep expertise in JavaScript and TypeScript development, experience building sophisticated front-end applications, and a strong understanding of how front-end systems interact with microservices, streaming platforms, and cloud-native architectures. We are seeking an experienced Senior Front-End Software Developer who will be supporting the development of highly visible, mission-critical cloud-native applications that provide advanced Situational Awareness and Collaboration capabilities.
Senior Full Stack Engineer / Software Developer Accenture Federal ServicesSenior Full Stack Engineer / Software DeveloperMcLean, 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: $111,800—$221,800 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 .
Sr. ServiceNow Developer - HRSD GuidehouseSr. ServiceNow Developer - HRSDTysons Corner, VirginiaDesign and configure advanced ServiceNow HRSD capabilities, including case management, Employee Center, lifecycle events, knowledge management, and HR automation workflows. Note that Guidehouse will never charge a fee or require a money transfer at any stage of the recruitment process and does not collect fees from educational institutions for participation in a recruitment event.
Lead Application Developer AnalyticaLead Application DeveloperBethesda, MDFull timeParticipate 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.
Web Application Developer (Fully Onsite) LatitudeWeb Application Developer (Fully Onsite)Sterling, VirginiaPosition 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. The organization works with large, complex enterprises to evaluate and improve the effectiveness of major business initiatives through advanced analytical tools and structured performance methodologies.
Cloud Architect/Developer/Engineer CSICloud Architect/Developer/EngineerReston, VirginiaDepending 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.
Full Stack Developer - Angular / AWS SourceFlyFull Stack Developer - Angular / AWSAshburn, VirginiaTechnical 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.
SME Full Stack Developer - Java/Python , Clearance Required SourceFlySME Full Stack Developer - Java/Python , Clearance RequiredAshburn, VirginiaTechnical 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.
Full Stack Developer Niyam ITFull Stack DeveloperAshburn, VADemonstrated expertise in: PostgreSQL, Java, Spring Boot, Angular, and microservices architecture AWS and cloud-based development HTML, CSS, TypeScript, JavaScript, and Angular Material RESTful API design and integration Source control and concurrent workflows (Git preferred). Today, Niyam is at the forefront of the industry, leading the way in crafting mission-critical technologies for Emergency Preparedness & Response, Natural Resource Management, Law Enforcement & Justice, Health IT, and Global Citizen Services.
Senior Salesforce Application Developer SteampunkSenior Salesforce Application DeveloperMcLean, Virginia$120,000–$180,000 / yearOverview: As a Senior Salesforce Application Developer , you will be refactoring applications to better utilize out of the box functionality, refactoring the data model to use out of the box objects, implementing code based on the user interface and/or user design specifications, ensuring industry best practices are followed during the development process, to include unit testing within the Salesforce User Interface, and mentoring mid and junior level developers. Excellent interpersonal skills, as well as excellent communication skills, verbal and written to both technical and non-technical audiences that are in a geographically dispersed environment (conference calls, Skype, face-to-face).
Junior ETL Developer :: Washington, DC (Remote) ARK Solutions, Inc.Junior ETL Developer :: Washington, DC (Remote)Washington, DCRemoteDesign, develop, test, and execute ETL processes to migrate data from legacy Oracle and Microsoft SQL Server environments into Pega-based applications. Support data migration and integration for a cloud-based case management platform using Pega, AWS, Informatica, and relational databases.
Application Developer Lead (.NET) - (Remote) FEI SystemsApplication Developer Lead (.NET) - (Remote)Columbia, MarylandRemoteFEI Systems participates in E-Verify, a federal program that enables employers to verify the identity and employment eligibility of all persons hired to work in the United States by providing the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS), with information from each new employee’s Form I-9 to confirm work authorization. At FEI Systems, we create innovative technology solutions to improve the delivery of health and human services because we know when cumbersome administrative processes stand in the way, those who need it most are often left without access to proper care and support.
Senior ServiceNow Developer AHU TechnologiesSenior ServiceNow DeveloperWashington, District of ColumbiaServiceNow Certified Application Developer (CAD) or Certified Implementation Specialist(CIS) certification highly desired Minimum 5 years of hands-on experience with ServiceNow development of the modules listed above. Job Description: Short Description: OCTO is looking for a Senior ServiceNow Developer, you will play a crucial role in designing, developing, and implementing solutions within the ServiceNow platform.
Senior iOS Developer – Mobile Digital Identity (mDL) AHU TechnologiesSenior iOS Developer – Mobile Digital Identity (mDL)Washington, District of ColumbiaDelivers support and design for industry specific applications that require integration with statewide systems or applications · Interacts with executive level business users or technical experts · May function as a technical SME (Subject Matte rExpert) Minimum Education/Certification Requirements: Bachelor’s degree in Information Technology Skills: · Professional experience in native iOS development using Swift. To address these challenges, the Client team is looking to hire highly skilled senior iOS developer to rapidly connect DMV Enterprise Application with modern technology.
ServiceNow Developer Synergy ECPServiceNow DeveloperSterling, VirginiaWork/Life Balance : A healthy work/life balance is essential for building and executing your work effectively at NSI/Synergy ECP, but it’s also necessary to allow you the room to pursue everything you want to develop in your personal life. Now operating as a subsidiary of Synergy ECP, NSI continues to stand out in a crowded contracting landscape through its agility, strong customer focus, and commitment to retaining exceptional talent.
Sr ServiceNow Application Developer AHU TechnologiesSr ServiceNow Application DeveloperWashington, District of ColumbiaShort 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.