Python Developer (Middleware) Otoe Missouria GroupPython Developer (Middleware)Washington, DC, DCThis role will focus on designing, developing, and maintaining secure middleware, APIs, and backend services that modernize legacy systems and improve enterprise integration capabilities. Our company supports federal, commercial, and tribal clients with expert program management, technology modernization, cybersecurity, and operational support services.
AEM Front-End Developer Lumen Solutions Group, Inc.AEM Front-End DeveloperWashington, DCRemoteThe ideal candidate will translate UI/UX designs and business requirements into reusable AEM components, templates, and client-side libraries while ensuring accessibility, cross-browser compatibility, SEO optimization, and overall application performance. This role requires close collaboration with designers, back-end developers, and product teams to deliver scalable and user-friendly web solutions.
Senior Low-Code Developer Ampcus IncorporatedSenior Low-Code DeveloperChantilly, VAThe ideal candidate will have a strong background delivering enterprise applications and workflow solutions using modern low-code/no-code and Platform-as-a-Service (PaaS) technologies, with experience leveraging AI-enabled capabilities in scalable, secure, and user-centric solutions. Design, develop, and implement enterprise workflow and business process solutions using modern low-code/no-code and PaaS platforms (such as Appian, Power Platform, ServiceNow, Salesforce, OutSystems, Mendix, etc.).
Senior Software Developer MarkonSenior Software DeveloperAnnapolis Junction, Maryland$195,000–$220,000 / yearFull timeDevelops life cycle models and customizes software analytical tools, models, decision aids, screening methods, and techniques used to evaluate and support the authenticity and continuity of information systems. In this role, you will lead complex software engineering efforts, apply advanced technical principles, and contribute innovative solutions that support critical hardware and technical service products.
NewExpert Software Systems Developer MarkonExpert Software Systems DeveloperHerndon, Virginia$180,000–$210,000 / yearFull timeDescription: Markon is seeking an experienced Expert Software Systems Developer with experience supporting multiple software integrations/development projects in support of an IC Customer in Herndon, VA. The ideal candidate will bring advanced technical knowledge, strong troubleshooting capabilities, and the ability to communicate effectively with both technical teams and senior government stakeholders.
NewSenior Software Developer Markon SolutionsSenior Software DeveloperAnnapolis Junction, MD$195,000–$220,000 / yearDevelops life cycle models and customizes software analytical tools, models, decision aids, screening methods, and techniques used to evaluate and support the authenticity and continuity of information systems. In this role, you will lead complex software engineering efforts, apply advanced technical principles, and contribute innovative solutions that support critical hardware and technical service products.
NewExpert Software Systems Developer Markon SolutionsExpert Software Systems DeveloperHerndon, VA$180,000–$210,000 / yearMarkon is seeking an experienced Expert Software Systems Developer with experience supporting multiple software integrations/development projects in support of an IC Customer in Herndon, VA. The ideal candidate will bring advanced technical knowledge, strong troubleshooting capabilities, and the ability to communicate effectively with both technical teams and senior government stakeholders.
Senior Appian Developer Vets HiredSenior Appian DeveloperReston, VirginiaExposure to common industry platforms and programming languages - Appian BPM, IBM WebSphere, Mule, LAMP/JBOSS, HADOOP, Java, Microsoft/.Net is preferred. Experience in Enterprise Application Integration (SOA, ESB) and n-tier client-server architectures preferred.
Full Stack Developer The Josef GroupFull Stack DeveloperChantilly, Virginia5 - 7 years’ experience with Python with development of an application in Flask, Django, FastAPI; including developing associated testing (unit and integration). Work with lead developer to design, code, deliver APIs, and integrate with other software systems and databases.
Senior .Net Application Developer ASRC Federal Holding CompanySenior .Net Application DeveloperMerrifield, VAThe current opioid crisis in our country is testament to the critical mission of the DEA.Location: Arlington, VA or Merrifield, VA (5 days a week onsite)Clearance: Active Secret clearanceResponsibilities: Works in a collaborative team environment to develop and enhance code for applications built within the Concorde framework, ensuring high-quality and efficient solutions. Education/Experience: Bachelor's degree in Computer Science, Engineering, or a related field (14+ years of demonstrated experience may be substituted).10+ years of general experience, including 10 years of specialized and/or hands-on experience in Agile development methodologies.
Full Stack Developer Aretec Open OpportunitesFull Stack DeveloperCamp Springs, MarylandEnsure predictive analysis, data normalization, and identity management systems are able to manage and track personnel by multiple administrative or operational identifiers included in all database development work. The Full-Stack Developer will be responsible for developing new data structures both front end (i.e. web design, custom web-based dashboard) and back end (i.e. data warehousing).
Software Developer and Integrator (JSE)-Journeyman Vets HiredSoftware Developer and Integrator (JSE)-JourneymanPatuxent, MarylandThis role involves integrating software releases, performing system testing, resolving integration issues, managing source code, supporting DevOps processes, and collaborating with development teams to ensure reliable software deployment and operation. The Software Developer and Integrator is responsible for developing, integrating, testing, troubleshooting, and maintaining software applications that support simulation and software development environments.
Mid-Level Software Developer with C++ and JavaScript Magnus Management Group LLCMid-Level Software Developer with C++ and JavaScriptBethesda, MDFull timeThe NCBI Taxonomy covers information on the names of nearly half a million species across all domains of life and plays an essential role in organizing information across resources at NCBI and its international partners. Black Canyon Consulting (BCC) is searching for a Mid-Level Software Developer with C++ and Javascript to support National Center for Biotechnology Information (NCBI) .
Software Developer Bcc-NihSoftware DeveloperBethesda, MarylandThe ideal candidate may or may not be a United States citizen and must have at least a Bachelor or Master of Science degree in Computer Science, Information Technology or Engineering or equivalent work experience. As a Software Developer, you will contribute to development efforts that support the goals and initiatives of the product team and organization while learning Software Development practices from an experienced team.
SW Developer - Operational Systems Engineer CACI International Inc.SW Developer - Operational Systems EngineerChantilly, VA$94,400–$198,200 / yearThe successful candidate will provide a professional evaluation, use-case alignment, and assessment of the potential technology stack, including support for physical hardware, KVM, Proxmox, and VMWare-based and other hypervisor platforms and tradeoffs before initial implementation with management approval. 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.
Contractor Interior Design Content Developer Kaplan, Inc.Contractor Interior Design Content DeveloperWashington, DCRemote$25–$50 / hourWe are looking for a remote Subject Matter Expert who will assist Kaplan's engineering team in developing material to prepare students for the NCIDQ Interior Design Certification examination. There are various positions where certain convictions may disqualify applicants, such as those positions requiring interaction with minors, financial records, or other sensitive and/or confidential information.
Software Developer CACI International Inc.Software DeveloperChantilly, VA$103,800–$218,100 / yearPay 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. We value team members who strive to produce high quality work through collaboration with team members and customers while making a difference through individual contributions to ensure project success for our team and our customers.
Contractor Engineering Content Developer Kaplan, Inc.Contractor Engineering Content DeveloperWashington, DCRemote$25–$50 / hourWe are looking for a remote Subject Matter Expert who will assist Kaplan's engineering team in developing material to prepare students for the Principles of Practice of Engineering (PE) examination. There are various positions where certain convictions may disqualify applicants, such as those positions requiring interaction with minors, financial records, or other sensitive and/or confidential information.
AI Lead Developer - Aerospace ALTEN Technology USAAI Lead Developer - AerospaceHerndon, Virginia$145,000–$175,000 / yearWe’re ALTEN Technology USA, an engineering company helping clients bring groundbreaking ideas to life—from advancing space exploration and life-saving medical devices to building autonomous electric vehicles. The actual salary offered is dependent on various factors including, but not limited to, location, the candidate’s combination of job-related knowledge, qualifications, skills, education, training, and experience.
Contractor Engineering Content Developer - PE Civil Construction Kaplan, Inc.Contractor Engineering Content Developer - PE Civil ConstructionWashington, DCRemote$25–$50 / hourWe are seeking remote Subject Matter Experts who have recently passed the Civil Engineering PE exam with a focus in Construction to join Kaplan's engineering team in authoring chapters and developing content for our new PE Civil Construction review manual. There are various positions where certain convictions may disqualify applicants, such as those positions requiring interaction with minors, financial records, or other sensitive and/or confidential information.