NewAgile Developer 3 - (Java, Python, AWS) AkinaAgile Developer 3 - (Java, Python, AWS)Annapolis Junction, MarylandAn Associate’s degree plus 11 years of relevant experience or high school diploma/GED plus 13 years of experience may be considered for individuals with in-depth experience that is clearly related to the position. Appropriately apply discrete mathematics, probability and statistics, and other relevant topics in computer science and supporting disciplines to complex software systems.
NewFull Stack Developer 2 - (Django, FastAPI, Kubernetes) AkinaFull Stack Developer 2 - (Django, FastAPI, Kubernetes)MarylandModernize and harden mission management system, including assisting with migration of the system to modern infrastructure (Kubernetes), performing system updates and upgrades, and developing and implementing additional security features into the system. Provide development support to automation development team, including providing code reviews and software-engineering expertise as well as identifying and developing enabling functions to support automations.
NewAgile Developer 3 - (Java, React, GitLab) AkinaAgile Developer 3 - (Java, React, GitLab)Annapolis Junction, MarylandAn Associate’s degree plus 11 years of relevant experience or high school diploma/GED plus 13 years of experience may be considered for individuals with in-depth experience that is clearly related to the position. Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design.
NewAgile Developer 1 - (System Automation, Test Automation, Jira) AkinaAgile Developer 1 - (System Automation, Test Automation, Jira)Annapolis Junction, MarylandTypical duties include executing test plans consisting of manual and automated test cases, reporting status and results of test execution, analyzing system requirements and concept of operations documents to develop evaluation and test plans and procedures, preparing for and conducting data collection and analysis, and working with other test organizations to support test and evaluation program integration. An Associate’s degree plus 5 years of relevant experience or high school diploma/GED plus 7 years of experience may be considered for individuals with in-depth experience that is clearly related to the position.
NewAgile Developer 2 - (Microservices, Java, Spring Boot) AkinaAgile Developer 2 - (Microservices, Java, Spring Boot)Annapolis Junction, MarylandThe Microservices Developer will write Java Spring Boot microservice applications using AWS native technologies, build REST services with Spring, and support CI/CD and Agile software delivery. An Associate’s degree plus 8 years of relevant experience or high school diploma/GED plus 10 years of experience may be considered for individuals with in-depth experience that is clearly related to the position.
Software Developer - Multiple Levels - Ts/Sci Poly Required Leidos Holdings Inc.Software Developer - Multiple Levels - Ts/Sci Poly RequiredReston, VA$87,100–$157,450 / yearAdditional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. 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.
Sr. Marklogic Developer LeidosSr. Marklogic DeveloperBethesda, Maryland$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. 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.
Principal Java Developer LeidosPrincipal Java DeveloperBethesda, Maryland$131,300–$237,350 / yearDocument and perform systems software development, including deployment of build artifacts across different environments leveraging GitFlow constructs and using industry leading DevOps tools like GitHub, Jenkins, and scripting (e.g., python, bash). Support the Agile software development lifecycle following Program SAFe practices while coordinating closely with team members, Product Owners and Scrum Masters to ensure User Story alignment and implementation to customer use cases.
Full Stack Developer MDW AssociatesFull Stack DeveloperArlington, VAFull timeThis position is onsite 4 days a week at our USPS customer site in Arlington, VA.The Full Stack Developer may perform a combination of some or all of the following duties:Work with data scientists and analysts to rapidly design, implement, test, and deploy applications capable of tackling complex analytical tasks using large datasets. Required Experience/Skills:Professional certification(s) in a related field of web development and/or front-end/back-end disciplines.3+ years of JavaScript development experience (client-side and server-side).5+ years of experience with full stack development.5+ years of experience and skill writing coding languages (e.g.
Sr. AI Software Developer (Clearance Required) ConnsciSr. AI Software Developer (Clearance Required)Washington, DCFull timeExperience with Azure Cognitive Services and Azure Open AI Solid understanding of machine learning, neural networks, and natural language processing Experience implementing Retrieval Augmented Generation (RAG) and Vector Databases Knowledge on REST APIs to build computer vision, language analysis, knowledge mining, intelligent search, and generative AI solutions on Azure Location: This role requires onsite presence during an initial ramp up period (usually 60 days) and then allows for primarily remote work. At least 3 years of experience with Azure DevOps and AZURE development toolsAt least 3 years of experience with Machine Learning librariesAt least 3 years of experience with one of more of the following programing languages: Python, R, or JavaCurrent Secret, Top Secret, DOE Q, or Public Trust High Risk Tier 4 clearance Our Preferred Candidate Will Also Have:Strong problem-solving and analytical skills to identify user requirements and design effective solutions.
ServiceNow Developer SME - TS/SCI w Polygraph Modern Government SolutionsServiceNow Developer SME - TS/SCI w PolygraphSterling, VAFull timeTITLE: ServiceNow Developer SMELOCATION: Sterling, VACLEARANCE REQUIRED: Active DoD TS/SCI with CI PolygraphEMPLOYMENT TYPE: Full-time, On-site POSITION SUMMARYModern Government Solutions (MGS) is seeking a ServiceNow Developer SME to play a key role in building and enhancing a modern cloud platform that supports digital engineering and mission-critical operations. You'll work at the center of a hub-and-spoke architecture with ServiceNow as the core, integrating customer tools and APIs, and enabling seamless workflows across Linux, Windows, and enterprise cloud environments.
Appian Security Developer - CLEARED The Squires GroupAppian Security Developer - CLEAREDArlington, VirginiaRemoteThis role will focus on implementing custom development, addressing cybersecurity requirements, and supporting security gap remediation efforts to help maintain compliance within a secure environment. Overview: The Squires Group is seeking an Appian Security Developer to support the development and security enhancement of an Appian-based process automation solution.
Application Developer Booz Allen HamiltonApplication DeveloperLaurel, MarylandOnsite : 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. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.
Appian Developers - Senior - CLEARED The Squires GroupAppian Developers - Senior - CLEAREDArlington, VirginiaRemoteOverview: The Squires Group is seeking two Senior Appian Developers to support the enhancement and completion of an existing Appian-based business process automation solution. Candidates will be responsible for custom application development, API integrations, testing, and implementing new requirements while collaborating closely with functional and technical teams in an Agile environment.
Agile Developer II Reflexive ConceptsAgile Developer IIAnnapolis Junction, MarylandThe Microservices Developer will be responsible for: Writing Java Spring Boot-based microservice applications utilizing AWS native technologies. Basic Qualifications: Bachelor’s degree from an accredited college in a related discipline, or equivalent experience/combined education.
Sr Full Stack Developer TheStaffedSr Full Stack DeveloperMcLean, VirginiaDesign and develop scalable Spring Boot microservices following REST API and cloud-native architecture principles; implement CRUD operations and business logic using MongoDB and Spring Data. Develop responsive, reusable UI components using Angular, TypeScript, HTML5, and CSS/SCSS; implement state management, reactive forms, and client-side validation for complex business applications.
ETL Developer LeidosETL DeveloperBethesda, Maryland$87,100–$157,450 / yearIntegrating with big data and cloud technologies: Seamlessly integrate NiFi with various databases, big data ecosystems, and cloud platforms (e.g., AWS, OCI, Azure), demonstrating familiarity in relevant services (e.g., Kafka, Elasticsearch, S3, SQS/SNS). The candidate will provide technical expertise and support in the design, development, implementation and testing of customer tools and applications in support of Extracting, Transforming and Loading (ETL) of data into an enterprise Data Lake.
Sr. Java Developer LeidosSr. Java DeveloperBethesda, Maryland$107,900–$195,050 / yearDocument and perform systems software development, including deployment of build artifacts across different environments leveraging GitFlow constructs and using industry leading DevOps tools like GitHub, Jenkins, and scripting (e.g., python, bash). Support the Agile software development lifecycle following Program SAFe practices while coordinating closely with team members, Product Owners and Scrum Masters to ensure User Story alignment and implementation to customer use cases.
Principal CNO Tool Developer (TS/SCI with Polygraph required) Red AlphaPrincipal CNO Tool Developer (TS/SCI with Polygraph required)Annapolis Junction, Maryland$190,000–$275,000 / yearOur total compensation package was strategically designed with our members in mind with the intention to: reward our members for their hard work and commitment to our customers' missions; allow members to share in Red Alpha's success as we continue to grow and expand our footprint; provide long-term career opportunities through stability and internal mobility; and provide the resources our members need to support themselves and their dependents in the form of a robust benefits package. A Bachelor’s degree in Computer Science or related discipline from an accredited college or university OR 4 years of additional software engineering experience on projects with similar software processes may be substituted for a bachelor’s degree.
Java Developer LeidosJava DeveloperBethesda, Maryland$87,100–$157,450 / yearDocument and perform systems software development, including deployment of build artifacts across different environments leveraging GitFlow constructs and using industry leading DevOps tools like GitHub, Jenkins, and scripting (e.g., python, bash). Support the Agile software development lifecycle following Program SAFe practices while coordinating closely with team members, Product Owners and Scrum Masters to ensure User Story alignment and implementation to customer use cases.