Senior .Net Application Developer ASRC Federal Holding CompanySenior .Net Application DeveloperArlington, 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.
Application Developer The Josef GroupApplication DeveloperAnnapolis Junction, MarylandThe team member shall focus on delivering the automation that enables all the other teams to operate smoothly. Responsibilities: The DevOps Engineer will facilitate infrastructure management, continuous integration, environment configuration, and deployment.
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.
Software Engineer Z FEDERALSoftware EngineerWashington, DCZ FEDERAL is seeking a Software Engineer that has knowledge and experience with modern technology stacks and has led software modernization and maintenance projects. Founded in 1983 to provide IT and management consulting services to the Federal Government, we have established a proven track record of reliable performance in the Federal marketplace.
Software Engineer - Java / Cloud Platform, Senior Associate - TS/SCI w/poly PeratonSoftware Engineer - Java / Cloud Platform, Senior Associate - TS/SCI w/polyLaurel, Maryland$135,000–$216,000 / yearFull timeThis role spans the full software development lifecycle—from requirements analysis and design through deployment, operations, and continuous improvement—while working alongside experienced engineers solving complex technical challenges. High School Diploma or GED and Five (5) years of experience in software development/engineering, including requirements analysis, software development, installation, integration, evaluation, enhancement, maintenance, testing, and problem diagnosis/resolution.
Web Application Developer J5 ConsultingWeb Application DeveloperMcLean, VAFull timeThe Sponsor’s office is architecting and creating a coherent secure data ecosystem that is compatible and synchronized with the overall Sponsor’s data strategy and broader mission capabilities. Demonstrated experience with a working knowledge of SQL databases including schema design, query optimization, and performance tuning.
Sr. Backend Developer (Java & Kafka) Georgia IT Inc.Sr. Backend Developer (Java & Kafka)Washington, DCBonus Points (Preferred): Prior experience in the transportation, railroad, or logistics industries; familiarity with frontend architectures like Angular; experience with Schema Registry/Avro; or hands-on enterprise security knowledge (OAuth2/OIDC, Azure Entra ID). Key Responsibilities Backend & API Development: Design, develop, and maintain performant, enterprise-grade Java and Spring Boot backend services and REST APIs supporting mission-critical operational workflows (yard, equipment, and consist management).
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 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.
Senior Java Developer - Java J2ee, Cursor AI AccellorSenior Java Developer - Java J2ee, Cursor AISilver Spring, MD$110,000–$130,000 / yearUtilize programming languages like Java, Python or other object-oriented languages, SQL, and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of Azure tools and services . Our offerings span AI solutions, data services, enterprise applications, and product engineering, tailored to industry-specific needs across healthcare, life sciences, telecom, retail, financial services, and technology.
Ui/Ux Developer Chickasaw Nation IndustriesUi/Ux DeveloperWashington, DC$90,000–$125,000 / yearChickasaw Nation Industries, Inc. serves as a holding company with multiple subsidiaries engaged in several lines of business (Business Services, Health, Infrastructure and Engineering, Mission Optimization, Technology and Transportation) for the federal government and commercial enterprises. Bachelor's degree in computer science or a related field and a minimum of seven to nine (7-9) years relevant experience, or equivalent combination of education / experience.
Software Developer and Integrator -Journeyman Vets HiredSoftware Developer and Integrator -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.
Mobile CNO Developer The Josef GroupMobile CNO DeveloperAnnapolis Junction, MarylandThe candidate will be required to write code in C, Python, and Assembly to demonstrate ability to control the flaws. Primary Responsibilities: Design, develop, and modernize Mobile CNO capabilities.
Cloud Developer J5 ConsultingCloud DeveloperMcLean, VAThe Customer provides data-driven, business analysis to support senior organizational leaders and requires support specializing in cloud development of relevant processes, tools, and integrated systems to format, load, analyze, and display large-volume data streams, arriving in a variety of formats. Demonstrated experience building and maintaining CI/CD pipelines with software such as source control (Git/GitHub), continuous build/delivery (Jenkins), issue management (Jira), and documentation/collaboration (Confluence).
Senior Sharepoint Developer ValidaTekSenior Sharepoint DeveloperFalls Church, VAOur commitment to quality and performance optimization is the reason why our IT Service Projects and New Development Projects have been appraised at CMMI Maturity Level 5, positioning us as one of a handful of elite companies to receive the highest form of third-party validation. This role requires strong leadership skills to mentor junior developers while managing multiple projects and collaborating with cross-functional teams.
Senior Web Application Developer Synergy ECPSenior Web Application DeveloperWashington, District of ColumbiaKey Responsibilities: -Design, develop, and maintain advanced solutions using Power Apps (Canvas and Model-Driven), Power Automate, Dataverse, and Power BI -Lead architectural design sessions and translate business requirements into scalable, well-structured Power Platform solutions -Implement robust data models, relationships, and business rule using Dataverse and other connected data sources -Build custom connectors, integrate external systems, and optimize API-based integrations across the M365 and Azure ecosystems. Work/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.
Salesforce Developer ClifyX, INCSalesforce DeveloperMcLean, VAExperience in the Banking & Financial Services (BFSI) domain is a strong added advantage, enabling deeper understanding of customer journeys, compliance workflows, and financial products. The Salesforce Developer will design, build, and implement Salesforce solutions that support business processes and digital transformation initiatives.
Sr ServiceNow Application Developer AHU TechnologiesSr ServiceNow Application DeveloperWashington, District of Columbia$67–$72 / hourMinimum Education/Certification Requirements: Bachelor’s degree in IT or related field or equivalent experience Skills Matrix · Hands-on experience with ServiceNow development (ITSM, ITFM, HRSD, ITOM, PPM, and SPM) · Proficiency in Javascript, HTML, CSS, and REST APIs · Possess an in-depth knowledge of implementing ServiceNow Architecture and ServiceNow scripting · Experience working in an agile/scrum environment · Bachelor’s degree in IT or equivalent experience · ServiceNow Certified Application Developer (CAD) or Certified Implementation Specialist (CIS) certification Compensation: $67.00 - $72.00 per hour About Us. · ServiceNow 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.
Senior Appian Developer Astor & SandersSenior Appian DeveloperMcLean, VAProvide high-level architectural expertise and ensure solutions adhere to DOL’s enterprise architecture and relevant compliance (FISMA, FedRAMP). The Senior Appian Developer is responsible for hands-on Appian application development, directing interdisciplinary technical teams, and ensuring robust system functionality.
Senior Appian Developer Systems Integration & DevelopmentSenior Appian DeveloperMclean, VA$140,000–$180,000 / yearActual compensation will be determined based on factors, including, but not limited to, relevant work experience, candidate skills and education, geographical location, certifications, and business needs, as well as contract provisions regarding labor categories that are specific to the position and could fall outside of this range. They collaborate with architects, business analysts, and project managers to design and deliver high-quality, secure, and scalable Appian-based applications.