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$124k - $206k
...job details below. Vantor is seeking a Senior Full Stack Software Engineer skilled in Java, Rust, and modern front-end development with... ...foundation in software design principles, distributed systems, and API architecture. Experience with high-volume, low-latency...SuggestedPermanent employmentFull timeRemote work3 days per weekVantor
Herndon, VA1 day ago$113k - $188k
...to obtain a CI polygraph. Vantor is seeking a Full-Stack Software Engineer (mid-level) to join our team to closely support our mission partners... ...development using React, Angular, or other JS framework. API Rest Framework development/maintenance. Data flow...SuggestedPermanent employmentFull timeRemote work$126.1k - $227.95k
...Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security... ...highly experienced, versatile, and visionary Full Stack Software Engineer Subject Matter Expert (SME) for the Maru Program. In this...SuggestedContract workLocal areaImmediate startLeidos
Sterling, VA26 days ago- ...passionate about developing innovative software solutions that drive real-world impact?... ...technology stack—from building RESTful APIs to designing dynamic, user-friendly interfaces... ...Computer Science, Information Systems, Engineering, or related field—or equivalent hands-on...SuggestedLocal areaFlexible hours
NS2 Mission
Chantilly, Loudoun County, VA20 days ago $165k - $179k
...Lead Engineer | Full Stack & Backend College Board - Technology - BigFuture Student... ...0%) ~ Design and deliver high-quality software that is scalable, secure, and reusable-leveraging... ...SNS, SQS, S3, Step Functions, IAM, KMS, API Gateway, CloudWatch, DynamoDB) ~...SuggestedFull timeImmediate start$137k - $228k
...developed to ensure requirements are being met. Demonstrate any software deliverables to the product manager/team at the end of the... ...Experience building chat interfaces and working with LLMs via API Experience working with Docker Containers for development (Podman...SuggestedPermanent employmentFull timeImmediate start$85.15k - $153.93k
..., Vision, and Values guide the way we do business. The National Security Sector at Leidos currently has an opening for a Software Engineer. The program delivers a comprehensive integrated mission control software tool combining custom code and integrated COTS products...SuggestedLocal areaImmediate startRemote workLeidos
Sterling, VA9 days ago$86.8k - $198k
API Platform Software Engineer, Senior The Opportunity: As a back-end developer, you know that a good site or system needs the right combination of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We’re looking for an experienced back...SuggestedFull timeContract workPart timeLocal areaRemote work- Samtek Inc., located in Job Location: Herndon, Virginia, is seeking a full-time Software Engineer. May req to trvl (apprx 25% to 50% of the time) to various unanticipated client worksites across the US. Send resume to Samtek Inc., 205 Van Buren St., Ste. , Herndon, VA 2...SuggestedFull time
$200k - $250k
...requirements into features as part of a modern software development lifecycle Utilize Agile... ...and enforce best practices in software engineering Optimize application performance,... ...understanding of RESTful web services and API design ~ Experience with version...SuggestedFull timeCurrently hiringFlexible hoursGovcio LLC
Fairfax, VA3 days ago$175k - $205k
...to design, build, and modify application software using programming languages such as Java... ...patterns. Integrate COTS products, use APIs, interact with data repositories, cross-... ...Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience...SuggestedFull timeCurrently hiringFlexible hoursGovcio LLC
Fairfax, VA3 days ago- ...Management (ITOM), IT Asset Management or ITAM, which includes Software Asset Management (SAM), and Hardware Asset Management (HAM).... ...experience ~ Experience integrating ServiceNow to other systems using APIs or other integration methods ~ Prior development experience in...SuggestedPart timeCurrently hiringWork at officeRemote work
GeBBS Consulting
Reston, VA2 days ago - ...MissionXI are searching for a Senior Mechanical Engineer for a leading global developer and operator of next-generation digital infrastructure... ...(e.g., ANSYS Fluent, 6SigmaDCX, Icepak) and mechanical design software (AutoCAD, Revit MEP, or similar). Benefits:...SuggestedFor contractorsRelocation packageFlexible hours
MissionXI
Ashburn, VA4 days ago $85.15k - $153.93k
...Mission, Vision, and Values guide the way we do business. The National Security Sector at Leidos currently has an opening for a Software Developer. Leidos is looking for a full stack Software Developer, with a strong background with Angular (typescript), Java and...SuggestedLocal areaImmediate startRemote workLeidos
Sterling, VA24 days ago$104.65k - $189.18k
...looking for an experienced Computer Systems Engineer – React Developer with Pega Expereince to... ...developing, and maintaining high-quality software solutions as well as operational support... ...front-ends and Pega services (e.g., REST APIs, data pages). Optimize front-end...SuggestedContract workWork at officeLocal areaImmediate startRemote workLeidos
Fairfax, VA18 days ago$113k - $188k
...Vantor is seeking a Mid-Level DevOps Engineer located in Herndon, VA, to support the development... ...closely with other DevOps engineers, software developers, infrastructure technicians... ...processing methods and tools, such as REST APIs, microservices, IaaS/PaaS services. Experience...Permanent employmentFull timeVantor
Herndon, VA1 day ago$98.7k
...some of the world’s most powerful data centers. Our Data Center Engineering Operations team maintain and operate our critical... ...talented people who want to help. You’ll join a diverse team of software, hardware, and network engineers, supply chain specialists, security...Full timeLocal area$137k - $228k
...the development of system architectures, software systems, or software applications. Focus... ...Polygraph. ~ Bachelor’s degree in engineering, sciences, Computer Science, Physics, Applied... ...~ Experience with algorithms, RESTful APIs, RESTful Web Services, Orchestration and...Permanent employmentFull timeVantor
Reston, VA1 day ago$95k - $130k
...role will be expected to work full-time at the customer site in McLean, VA. Role Overview: Leidos is seeking a Lead Software Engineer – Computer Vision & Automation to join a highly successful team in researching and developing Connected and Automated Vehicle...Full timeContract workWork at officeLocal areaImmediate startLeidos
Merrifield, VA13 days ago$263.9k - $301.2k
Distinguished Engineer - API Platform (GraphQL) As a Distinguished Engineer at Capital One, you will be a part of a community of... ...Bachelor’s Degree At least 7 years of experience in General software At least 7 years of experience in Software engineering and...Full timePart timeLocal area$137k - $228k
...emerging technologies Implement and integrate with RESTful APIs for retrieving and exchanging data Work with Postgres to store... ...for AI/ML applications Collaborate with researchers and engineers to evaluate approaches, document findings, and recommend next steps...Permanent employmentFull time$104.65k - $189.18k
...availability and observability Basic Qualifications Bachelors degree with 8-12 years of experience in Software Development, DevOps, or Systems Engineering, additional years of relevant experience in lieu of degree is acceptable. Active TS/SCI with ability to...Contract workLocal areaImmediate startLeidos
Herndon, VA10 days ago- ...Job Description: Software Developer/Systems Engineer to support an exciting DHS software development and system support program. The ideal candidate... ..., AWS, Agile processes ~ Familiarity with Win API, JSON messaging ~ Strong knowledge of JavaScript/HTML...Remote jobFull time
- ...Syms Strategic Group (SSG) is seeking a talented Senior Software Systems Engineer (.Net Developer) Location: Remote Department: Veterans... ...State Transfer Application Programming Interface (RESTful APIs) and other APIs Proficiency in database design and development...Full timeRemote work
$205.4k - $234.4k
...Product Management, Developer Experience - API Platforms Capital One is a high-tech... ...critical building block for developing software, from customer applications, to real-time... ...and is comfortable in conversation with engineering teams as well as stakeholders ranging from...Full timePart timeLocal area$225.4k - $257.2k
...Overview Senior Manager, Software Engineering, Full Stack (Java, Node, Javascript, React or Angular, Restful API, AWS) Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive...Full timePart timeInternshipLocal area$84.9k - $115k
...Power BI , Tableau , or comparable BI platforms. Integrate and structure data from multiple sources (CRM, billing, ERP, external APIs) for consistent and efficient analysis. Implement robust data governance and validation to ensure data quality and reliability...Work experience placementLocal areaRemote work2 days per week3 days per weekZayo Group
Ashburn, VA2 days ago$135k - $216k
Budget/Finance Systems Integrator Job Locations US-VA-Chantilly Requisition ID 2025-157681 Position Category Finance Clearance Top Secret/SCI w/Poly Responsibilities Provide executive-level budgetary performance support...Contract workShift workPeraton
Chantilly, Loudoun County, VA4 days ago$170k - $284k
...one that unifies AI-driven insights, data engineering, ontology development, and core... ...role bridges AI innovation with enterprise software architecture, ensuring that our solutions... ...knowledge management platform, including API integration, user interface design, and...Permanent employmentFull time- ...Medicaid, payer systems, and HIPAA-compliant data exchange. ~ Proficiency in ASP.NET, .NET Framework, Web Forms, Web Services, and API development. ~ Experience working in Agile environments and across the full SDLC. Equal opportunity employer as to all protected...Hourly payFull timeTemporary workLocal areaRemote workFlexible hours
The Computer Merchant, LTD.
West Mclean, VA22 hours ago
