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- Senior Software Engineer - IBM DataPower and IBM API Connect Location: Reston, VA Duration: 12Months+ Extension Hourly Rate: Depending on Experience (DOE) Work Authorization: Design, develop, and integrate secure, scalable, and reusable APIs using Node.js or Python...SeniorHourly payPermanent employmentContract workLocal area
- Senior API Developer Job Locations: US-VA-McLean ID: 2025-9504 Category: Software Development Type: Regular Full-Time Overview At Credence, we support our clients' mission-critical needs, powered by technology. We provide cutting-edge solutions, including AI/ML, enterprise...SeniorFull timeWork experience placementImmediate start
$104k - $166k
...Program Overview About The Role Peraton is seeking a Senior API Developer to join the team in support of a development environment to help drive system innovation for related services and designing w e b and mobile based API interfaces with a focus on...SeniorContract workInternshipShift work$131.75k - $178.25k
...experience **US Citizenship Required:** Yes **Job Description:** Our 100% remote agile development team is looking for an API / Microservices Developer to help us deliver top-quality IT Modernization for our Environmental Protection Agency (EPA) customers. You will work...SeniorTemporary workFor contractorsImmediate startRemote workWork from homeWorldwideFlexible hours$104.65k - $189.18k
...Job Description Description Leidos is seeking a Software Developer for a 200+ FTE technical development program supporting the Sponsor... ...using CloudFormation scripts Experience creating RESTful API Experience working on a team that used the Scrum agile framework...SeniorLocal areaImmediate startLeidos
Reston, VA21 days ago- Design and Develop User Interfaces: Create intuitive, responsive, and accessible user interfaces for web applications. Collaborate with... ...of Python experience. Minimum 3 years of experience working with API design principals (RESTful API, OpenAPI). Minimum 2 years of experience...SeniorFull timeWork experience placement
Ntt Data
Herndon, VA9 hours ago - ...Position: UI Expert/Front End Developer Location: Hybrid in Vienna, VA Duration: Long Term Job Description: Develop... ...features for interactive web applications that rely heavily on REST APIs using modern web technologies. • Work closely with Product Owner...SeniorRemote jobWork from homeFlexible hours
Allwyn Corporation
Herndon, VA9 hours ago - ...companies to configure benefits. We build APIs to handle B2B transactions with our... ...About the Role We’re currently looking for a senior backend engineer that will be primarily designing... ..., MVC and Vue.js at the front-end. We develop software as simple as forms for data...SeniorWork at officeRemote work
- .... For more information, please .GEICO is seeking an experienced Senior Engineer with a passion for building high performance, low-latency... ...the .NET framework, Including SQL Server, ASP.NET, MVC, Web API, and REST Proven full-stakc development experience understanding...SeniorWork experience placementFlexible hoursShift work
- Senior Node.js API Developer with Rules engine Locations: Sterling, VA and Nashville, TN Position type: W2 contract. We are seeking a highly experienced Senior Node.js API Developer with Rules engine with expertise in building and maintaining scalable, secure, and efficient...SeniorContract work
- ...*MANTECH** seeks a motivated, career and customer-oriented **Senior ETL Developer** to join our team in **Chantilly, VA.** **Responsibilities include... ...J2EE, EJB, JDBC, and/or Spring, and experience with RESTful APIs + Experience developing and performing ETL tasks in a Linux...SeniorWork at officeLocal area
$180.07k - $218.9k
(CDP is building the developer tools to bring the world onchain. Today, onchain development is slow, risky, and painful, even for the most... ...creating an easy to use and trusted developer experience. We build API and SDK products for developers like wallets, paymaster, staking...SeniorFull timeLocal area$126.1k - $227.95k
**Description** Leidos is seeking a Software Developer for a technical development program supporting the Sponsor's Entitlement Programs as... ...+ Leverage Amazon Web Services + Experience creating RESTful API Required Qualifications: + Active TS/SCI with Polygraph + BS degree...SeniorLocal areaImmediate start- API Java Python Developer, Senior Position Description CGI Federal has an exciting opportunity for an API/Java/Python Developer within our Intel sector, advancing the national security mission through cutting-edge technology. We are seeking individuals with a passion...SeniorLocal area
$86.8k - $198k
...journey as a candidate with us. 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... ...Date. API Platform Software Engineer, Senior The Opportunity: As a back-end developer,...SeniorFull timeContract workPart timeLocal areaRemote work$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-...SeniorFull timeContract workPart timeLocal areaRemote work$166k - $220k
...deliver exquisite capability across their problem set. We aim to develop and deploy critically needed capabilities that address our... ...Testing Library, Cypress, and Jest Experience using RESTful APIs and addressing common challenges, such as state management and concurrency...SeniorFull timeWork experience placementRelocation packageAnduril Industries
Reston, VA9 hours ago- API Developer LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented API Developer to join our team and play a key role in designing, building, and maintaining robust APIs that...Temporary workFor contractorsImmediate startFlexible hours
$164.3k - $222.3k
...reliability, and efficiency of these systems. The Senior Engineer will collaborate with various... ...possess the experience to architect and develop identity management platforms (such as... ...: Integrations using Java and REST APIs Application onboarding of both...SeniorFull timeWork at officeImmediate startFlexible hours$150k
...The FNE section develops web applications to support financial management business processes/controls. The SME SR position is involved in... ...Page Application (SPA) development, well-structured middle tier API/Services, and data model design/implementation. Candidates...SeniorFull timeXla
Arlington, VA9 hours ago- ...customers on-site at top government agencies. Job Title: Senior Web Developer – SharePoint/.NET Primary Location: Washington, DC Clearance... ...with external systems by leveraging web services and APIs Ensure the performance, scalability, and availability of systems...SeniorFull timeWork at office
Innovative Management & Technology Services
Washington DC9 hours ago $5,000 per month
...you will be proud of. Explore Opportunities Today The Senior Business Intelligence (BI) Developer owns the BI semantic layer and platform at Stanley Martin... ...with Looker’s Agentic AI workflows and Conversational API capabilities. Position Requirements: Education:...SeniorTemporary workWork at officeLocal areaWork from homeFlexible hours3 days per week- ...headquarters required) About the Role: The Sr. Full Stack Developer will design, build, and optimize React (TypeScript) frontends and... ...) backends running on AWS Serverless services such as Lambda, API Gateway, and Aurora PostgreSQL. They’ll work closely with stakeholders...Senior
Afglobe Communications Inc
Springfield, VA12 days ago $103.8k - $218.1k
Web Developer Senior Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee... .... - Writes interfaces and conversion routines leveraging web APIs. - Supports formal testing in controlled environment before...SeniorFull timeContract workWork experience placementLocal areaFlexible hours- ...mission-focused product? Ntrepid is seeking a Senior Software Engineer to join a team creating... ...for object-oriented database stores Develop service interfaces and use them to... ...Experience creating and integrating RESTful APIs System-level familiarity with Windows and...SeniorRemote work
- ...Are you a skilled web developer with a passion for creating innovative and user-friendly websites... ...? Ripple Effect is looking for a Senior Web Developer with six years of experience... ...designing, implementing, and maintaining APIs Experience advising on the incorporation...SeniorHourly payFull timePart timeRemote workFlexible hours
Ripple Effect
Rockville, MD9 hours ago - ...Overview of Opportunity Two Six is looking for a talented Senior Software Developer to join our growing team. In this role you will design, develop... ...partners Nice to haves: Proficiency with the Windows API (Win32, WinRT) Proficiency with reverse engineering tools (...SeniorLocal area
- ...Citizen Active TS/SCI Software Engineer (Senior-Level) Overall Assignment Description: Senior... ...for complex applications problems, API design, data services, platform services,... ...coding standards, tools, and platforms. Develop and manage the source code to support baseline...SeniorWork experience placement
- ...motivated, career and customer-oriented Senior Software Engineer to join our team in the... ...include but are not limited to: Designing, developing, programming, and modifying software,... ...result was produced Building web services, APIs, and other solutions to interface with third...SeniorFull timeWork at officeOverseas
$130k - $180k
HawkEye 360 is currently seeking a Senior Command & Control Software Engineer to join the... ...creative and has a passion for working with and developing new innovative technology. As the Senior... ...hardware. Experience building REST API’s using frameworks like FastAPI or Spring...SeniorWork experience placementRemote workNight shift
