Senior Backend Developer (Java / Integrations) BizFlowSenior Backend Developer (Java / Integrations)Falls Church, VA$100,000–$150,000 / yearIntegration & Messaging: RESTful APIs, SOAP Web Services, gRPC, JSON/XML Data Parsing & Validation, Enterprise Systems Integration (HR, ERP, CRM platforms), Single Sign On (SAML, OAuth 2.0), API Gateways & Security (JWT, mTLS), Security Vulnerability (OWASP). You will connect BizFlow applications to enterprise systems and data sources, own the backend services and data flows that make those connections reliable, mentor the developers around you, and carry your work through testing, deployment, and production support.
Java API Developer - 100% remote System OneJava API Developer - 100% remoteMerrifield, VARemoteSystem One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Design and develop APIs, system integrations, and facilitate service-to-service communications within container environments.
Fullstack Engineer- Java, Angular, AWS ConsultNetFullstack Engineer- Java, Angular, AWSRockville, MDFor over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact. We are seeking a Senior Full Stack Engineer to design and build scalable applications that support complex, data-driven workflows in a highly regulated environment.
Senior Software Engineer – Java / AWS / Metadata & Document Systems ConsultNetSenior Software Engineer – Java / AWS / Metadata & Document SystemsRockville, MDFor over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact. The ideal candidate brings strong system design capabilities, experience managing unstructured data repositories at massive scale, and the ability to mentor engineers while contributing hands-on across the full software development lifecycle.
Appian Solution Architect GuidehouseAppian Solution ArchitectTysons Corner, VirginiaA MINIMUM of FIVE (5) years of hands-on experience architecting and developing solutions in Appian, including advanced proficiency with Appian SAIL, Process Modeler, Rules, and integration with REST/SOAP, web services, and cloud platforms, etc. In this role, you will: Lead end-to-end design and implementation of Appian-based business process automation solutions, including requirements gathering, architecture planning, and hands-on development across Appian Cloud and on-premises environments.
Software Engineer SME Leidos Holdings IncSoftware Engineer SMEGaithersburg, MD$131,300–$237,350 / yearThe SME will serve as a senior technical authority within the development team, helping establish sound engineering practices, resolve complex technical challenges, mentor other engineers, and collaborate closely with government and contractor stakeholders. You will work alongside talented engineers, architects, mission experts, and government stakeholders to develop and deliver secure, scalable, and modern software capabilities that support critical national security objectives.
Mid-Level Software Engineer Leidos Holdings IncMid-Level Software EngineerChantilly, VA$87,100–$157,450 / yearIf you're passionate about solving complex technical challenges, learning emerging technologies, and developing software that directly supports mission success, this is an exciting opportunity to grow your career while making a meaningful difference. As a Full Stack Engineer, you'll contribute across the entire software development lifecycle, from crafting intuitive user interfaces to building scalable backend services and integrating secure, cloud-native solutions.
Lead Forward Deployed Engineering - Data Science & Integration Salesforce IncLead Forward Deployed Engineering - Data Science & IntegrationHerndon, VA$172,500–$260,100 / yearEngineer Bespoke Integration Architectures, designing and building custom API-led integrations using enterprise integration platforms-such as MuleSoft Anypoint Platform or equivalent middleware solutions-to ensure seamless connectivity across enterprise data sources, operational systems, and cloud environments in highly regulated settings. This role demands a seasoned technologist who thrives working forward-deployed at customer sites, building bespoke solutions leveraging enterprise workflow orchestration platforms such as Regrello and API-led connectivity platforms such as MuleSoft, while also designing and delivering advanced AI/ML systems.
NewSr. Software Developer System OneSr. Software DeveloperGaithersburg, MDThe Senior Software Engineer will work closely with product owners, architects, Scrum Masters, DevSecOps teams, and fellow developers to deliver secure, scalable, and maintainable software solutions. • Bachelor’s degree in Computer Science, Software Engineering, or a related field with 8 to 12 years of relevant experience, or a master’s degree with 6 to 10 years of relevant experience.
NewAI Engineering Leader / GenAI Solutions Architect Pyramid, IncAI Engineering Leader / GenAI Solutions ArchitectWashington, DC$160,000–$200,000 / yearFull timeKey Requirements and Technology Experience: Requirement 1: Experienced FDE Candidate requirement; 6 to 10 years of exp; Compares Professional experience mentioned in Resume vs Linkedin Profile. Drive AI-enabled SDLC transformation, leveraging tools such as GitHub Copilot for code generation, code reviews, testing, documentation, and developer productivity.
NewJava Developer, Lead Booz Allen HamiltonJava Developer, LeadBethesda, MarylandSalary 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. Experience working with legacy Java technologies, including J2EE, JSP, or Servlets, developing migration strategies to modern frameworks, and providing production support and issue resolution.
Sr. Java Developer MindlanceSr. Java DeveloperReston, VALooking for a strong Java developer with expertise in creating APIs preferably in cloud/EKS with cloud databases ( PostGres, MongoDB etc) and onboarding APIs on APIM gateway ( such as IBM APIC ) . Performs complex analysis, design, development, testing, and debugging of computer software ranging from operating system architecture integration and software design to selection of computer systems, language, and/or equipment.
Full Stack Developer (Python / Java / Angular / Aws) Ignite ITFull Stack Developer (Python / Java / Angular / Aws)Suitland, MDIgnite IT is seeking a Senior Full Stack Developer to support the U.S. Customs and Border Protection (CBP) in developing and modernizing enterprise applications that improve operational efficiency and support critical business functions. This is an excellent opportunity for an experienced engineer who enjoys solving complex technical challenges, working with modern cloud technologies, and delivering high-quality software in a fast-paced Agile environment.
Software Engineer Reinventing Geospatial, Inc. (RGi)Software EngineerChantilly, VAFull timeClearance: Active Top Secret clearance with an ability to obtain SCI access and willingness to obtain CI Polygraph US Citizenship Required *This job posting is for a potential upcoming opening, and we encourage interested candidates to apply for future consideration. RGi provides opportunities, resources, training, and mentorship to all our employees to let them take control of their careers and become a leader or a crucial member of our company.
Automated Test Engineer CymertekAutomated Test EngineerChantilly, VirginiaTest Automation Engineer, Quality Assurance Engineer, Automation Tester, Software Test Engineer, QA Automation Specialist, SDET (Software Development Engineer in Test), Automation Test Analyst, Performance Test Engineer, Continuous Integration Engineer, DevOps Tester, etc. Automated Test Engineer, Software Test Engineer, QA Automation Engineer, Test Automation Specialist, Quality Assurance Engineer, Automation Developer, Test Analyst, Automation QA Analyst, Software Development Engineer in Test (SDET), Test Automation Engineer, etc.
Account Solution Engineer - Intelligence Community (All Levels) Salesforce.com, Inc.Account Solution Engineer - Intelligence Community (All Levels)Mclean, VA$113,330–$210,910 / yearPractical AI fluency: working knowledge of LLMs, RAG/grounding, agentic engineering patterns, and how agentic systems behave in production-including safety, reliability, and governance considerations specific to classified workloads. Lead deep technical and mission discovery with IC customers-uncover operational gaps, map requirements to the Salesforce platform (CRM, Agentforce, Data Cloud, MuleSoft), and scope executable POC use cases with clear success criteria.
Sr Java Developer with IRS MBI Clearance 3M ConsultancySr Java Developer with IRS MBI ClearanceWashington, District of ColumbiaRemoteFamiliar with software engineering and Agile delivery best practices, including code reviews, unit testing, and defect resolution. Experience with Java development programming language (i.e., Spring Boot) and maintain APIs.
NewFull Stack Java Engineer Solution StreetFull Stack Java EngineerChantilly, VA$120,000–$160,000 / yearPlease visit www.solutionstreet.com or check out our Face page https://www.facebook.com/solutionstreet for more information regarding our company culture, the charities we support, and the fun events we do together! Solution Street, a software engineering firm, was founded by a software developer who envisioned a safe haven for software engineers who wanted to work on interesting, fun projects.
NewFull-Stack Engineer 4 (Python, Java, AWS) Capital OneFull-Stack Engineer 4 (Python, Java, AWS)McLean, VirginiaUtilize programming languages like Java, Scala, Python, Go, Node.js, JavaScript and TypeScript, Open Source RDBMS and NoSQL databases, Container Orchestration services including Docker and Kubernetes, and a variety of AWS tools and services. Share your passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal & external technology communities, mentoring other members of the engineering community.
Software Engineer – Java, Spring & AWS (Big Data Platform) ConsultNetSoftware Engineer – Java, Spring & AWS (Big Data Platform)Rockville, MDThis is an excellent opportunity for an engineer who enjoys working within a mature, enterprise-grade codebase where understanding and improving existing systems is just as important as developing new features. For over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact.