RESTful jobs in Washington

Senior API Migration Engineer (REST APIs - Cloud Migration)

Remote or Almont, Colorado

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Today

Description: Remote Our client seeks a Senior API Migration Engineer to lead the migration, validation, and optimization of REST APIs from on-prem Exadata to Oracle Database in the cloud. The role focuses on compatibility remediation, authentication alignment, performance tuning, and end-to-end validation using tools such as Postman or Insomnia. The engineer will coordinate with IT teams on migration strategy, testing cycles, and release readiness while maintaining reliability and security sta

Contract

USD 65.00 - 75.00 per hour

Java Developer (API)

Merrifield, Virginia

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12d ago

Title: Java Developer (API) Location: Vienna, VA (REMOTE) Duration: Initial 6 month contract with possible extensions Compensation: $55/hour - $60/hour Work Requirements: , Holders or Authorized to Work in the U.S. Java Developer (API) Looking for Java Developer with 4+ years of experience Location: Remote however the interviews must be completed at a campus which are located in Vienna, VA, Winchester, VA or Pensacola, FL. A Java developer to develop APIs (microservice architecture) from scrat

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Contract

$55 - $60

Salesforce Architect/Salesforce Developer

Hybrid in Washington, District of Columbia

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9d ago

Role:Salesforce Architect/Salesforce Developer Location:Washington, DC (Hybrid - 1-2 days per week onsite is required) Job type: 12+ Month Contract Required Qualifications 10+ years of hands-on Salesforce development experience. 3+ years of Architect experience At least 3+ years of strong OmniStudio experience, including OmniScripts, FlexCards, DataRaptors, and Integration Procedures. Proven experience in a hands-on architect / senior developer role, where the candidate is actively coding and

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Contract

Depends on Experience

Platform Developer (Power Platform & ServiceNow)

Hybrid in Arlington, Virginia

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2d ago

Job Title: Platform Developer (Power Platform & ServiceNow) Location: Arlington, VA (Fully remote with occasional Onsite requirements in Arlington, VA) Eligibility: Candidate must possess an active Secret clearance Program Overview The DOS ESDA Program supports the U.S. Department of State, Global Acquisitions (GA) on a high visibility modernization initiative consolidating fragmented governance, sourcing, and platform support into a unified Integrated EDSA Governance & Shared Services Team. Th

Full-time

115000 - 125000

Full Stack Developer (JavaScript)

Hybrid in Arlington, Virginia

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4d ago

Job Title: Full Stack Developer Location: Rosslyn, VA - Hybrid (a minimum of 2 days per 2-week period on average) Description: We are seeking a Full Stack Developer to join our team. This position is available for flexible remote. The selected individuals will need to live in the DC Metro area to report to HQ in Arlington, VA twice per month (a minimum of 2 days per 2-week period on average) Position Description: Work with data scientists and analysts to rapidly design, implement, test, and depl

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Contract

$60 - $65

AWS Engineer - W2 only

McLean, Virginia

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3d ago

The following requirement is open with our client. Title : AWS Engineer/Developer Location : McLean, VA (Onsite) Pay rate : $50 - $55/hr on W2 Duration : 6+ Months Relevant Experience (in Yrs.): 8+yrs. Roles & Responsibilities: Design| develop| and deploy web applications using AWS services such as EC2| S3| Lambda| and DynamoDB Develop and maintain serverless architectures using AWS services such as API Gateway| CloudFormation| and CloudWatch Create and maintain automated deployment pipeline

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Contract

50 - 55

Senior Python Developer

Hybrid in Washington, District of Columbia

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2d ago

Job Title: Senior Software Engineer (Python) Location: Hybrid Overview We are looking for a Senior Backend Engineer to support federal software engineering efforts, primarily focused on operations and maintenance of Data.gov applications. The ideal candidate has strong Python and Flask experience, and is comfortable working in a dockerized development environment. Responsibilities Develop and maintain REST APIs using Python and FlaskSupport operations and maintenance of CKAN-based data platform

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Full-time

Depends on Experience

Senior Java FullStack Developer (FSD)

Reston, Virginia

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5d ago

Job Description We are seeking a highly experienced Full Stack Engineer with a strong background in Java, Python, Angular, and AWS to join our team. The ideal candidate will have a proven track record of delivering high quality, scalable, and secure applications in a fast paced Agile environment. Key Responsibilities Design, develop, and maintain full stack applications using Java, Python, Angular, and AWS servicesBuild and integrate microservices using Spring Boot, REST APIs, and distributed sy

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Full-time

$80,000 - $120,000

AI/ML Engineer

McLean, Virginia

•

Today

Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what's happening now and shape what's coming next. Vantor is a place for problem solvers, changemakers, and go-getters-where people are working together to help our customers see the world differently, and in doing so, be seen differently. Come be part of a mission, not just a job, where you can: Shape your own future, build the next big thing, and change the world. This position requires a

Full-time

USD 113,000.00 - 188,000.00 per year

Application Architect

Hybrid in Bethesda, Maryland

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8d ago

Job Title: Application Architect Location: Bethesda, MD Type: Permanent salaried position Compensation: 170- 190K Contractor Work Model: Hybrid (2 to 3 days on site in Bethesda MD) The Senior Application Architect is responsible for developing and evolving application-layer architecture following the Agile Software Development Life Cycle. This role shapes the technical direction of the business applications by defining application design, domain models, REST API strategy, integration patterns,

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Contract

$190000

Python Full stack Developer

Reston, Virginia

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26d ago

Must Have Skills: The Senior Python Developer will design, develop, test, and implement cloud native applications, data pipelines, and backend services within AWS. The role requires strong Python engineering skills, AWS service expertise, foundational data engineering capabilities, and a disciplined approach to software quality and automation. The ideal candidate will be able to work collaboratively across teams, follow established engineering practices, and deliver secure, scalable, and mainta

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Full-time

$80,000 - $100,000

Power Platform Developer

Bethesda, Maryland

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2d ago

Role: Sr. Power Platform Developer Location: Either Tysons or Bethesda (either location but 5 days onsite) Duration: Direct Hire Citizenship: TS/SCI with Full Scope Polygraph Top Skills: 3+ years of Dynamics 365 5+ years of IT 3+ years of Power Platform As a Senior Power Platform Developer on our solutions delivery team, you will have the unique opportunity to support the technical development for projects advancing the digital transformation of critical government systems with true mission i

Full-time

IGA Engineer

Washington, District of Columbia

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Today

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company within global Accenture. Recognized as a Glassdoor Top 100 Best Place to

Full-time

USD 106,300.00 - 221,100.00 per year

Senior Full Stack Developer (Java)

Washington, District of Columbia

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4d ago

Unissant, Inc. delivers innovative capabilities to the agencies that keep our nation healthy and safe. We apply our domain expertise, data acumen, and technology know-how to achieve breakthrough results for our clients. Working collaboratively, we advance missions and careers through a focus on honesty, integrity, and dependability. We continuously look for talent, excited to join that effort. To learn more about our exciting organization, please visit us at. We are seeking aSenior Full Stack De

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Full-time

Depends on Experience

Cyber Software Engineer

Herndon, Virginia

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Today

MANTECH seeks a driven and mission-focused Cyber Software Engineer to join our elite team based in Herndon, VA. In this role, you will contribute directly to innovative projects that support the Intelligence Community, helping to protect our country from emerging threats. This position offers the chance to grow your expertise alongside talented Software Developers, Data Engineers, and System Engineers while pioneering solutions that make a national impact. Responsibilities include but are not

Full-time

Application Developer

Chantilly, Virginia

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Today

MANTECH seeks a motivated, career and customer-oriented Application Developer to join our team in Chantilly, VA The Application Developer will be dedicated full-time to development and enhancement support for existing applications as well as new development. Responsibilities include but are not limited to: Designing, programming/developing, and modifying software systems, applications, and tools, both existing and potentially new in the futureAnalyzing user needs and software requirements to de

Full-time

Senior Web Application Developer (Top Secret w/SCI Eligibility)

Washington, District of Columbia

•

Today

Overview AMERICAN SYSTEMS, a 100% employee-owned federal government contractor, is seeking a Senior Web Applications Developer to support mission-critical initiatives at Joint Base Anacostia-Bolling (JBAB), Washington, DC. In this role, you will lead the modernization, enhancement, and maintenance of secure web applications that support data-driven decision-making and operational effectiveness. The ideal candidate brings deep experience in React.js, Node.js, JavaScript, HTML, CSS, SQL, and REST

Full-time

USD 108,100.00 per year

Sr. Java Developer (Ping/IAM)

Rockville, Maryland

•

Today

Software Guidance & Assistance, Inc., (SGA), is searching for an Senior Java Developer for a CONTRACT assignment with one of our premier Regulatory clients in Rockville, MD or New York, NY . Summary: Looking for a Senior Developer for a contract role. The Developer will be working with the team to enhance enterprise level platforms. Successful candidates will be strong software developers with high-level knowledge Java fundamentals, SQL, Spring/Springboot, and AWS. Responsibilities: Work wit

Contract

UI Developer

Chantilly, Virginia

•

Today

About the Organization Now is a great time to join Redhorse Corporation. We are a solution-driven company delivering data insights and technology solutions to customers with missions critical to U.S. national interests. We're looking for thoughtful, skilled professionals who thrive as trusted partners building technology-agnostic solutions and want to apply their talents supporting customers with difficult and important mission sets. About the Role Redhorse is transforming how government uses d

Full-time

C/C++ Software Engineer, TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite - M

Maryland

•

Yesterday

C/C++ Software Engineer, TS/SCI with a Full Scope Polygraph Security Clearance Required, Onsite in Annapolis Junction, MD The team is seeking a Software Engineer to implement, test, and operate using advanced software security techniques in compliance with the technical reference architecture to enhance software systems. Candidates must have an active TS/SCI with a Full Scope Polygraph security clearance. This is a 100% Onsite position and not open for Hybrid and/or Remote. C/C++ Software Engi

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Full-time

$130,000 - $180,000

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RESTful jobs in Washington, DC, USA