RESTful jobs in District of Columbia

Senior API Migration Engineer (REST APIs - Cloud Migration)

Remote or Almont, Colorado

•

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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25d 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

Cloud Security Specialist (API)

Washington, District of Columbia

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9d ago

Position Title: Senior Cloud Security Specialist (API Integrations) Position Overview - We are seeking a Senior Cloud Security Specialist with strong expertise in REST API integrations and cloud security engineering. This role will design, build, and secure API-based integrations across cloud platforms, ensuring resilient, scalable, and compliant data exchange. The ideal candidate brings hands-on experience with secure integration patterns, automation, and cloud-native architectures, while provi

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Contract

Depends on Experience

Platform Developer (Power Platform & ServiceNow)

Hybrid in Arlington, Virginia

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15d 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

Senior Python Developer

Hybrid in Washington, District of Columbia

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15d 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

Cloud Security Specialist (API)

Washington, District of Columbia

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8d ago

Role: Cloud Security Specialist (API)Location: Washington, DC (Onsite) <>Visa: Interview Type: 1st Level Virtual & 2nd Level Inperson Interview Job description:Required Experience: Strong expertise in REST API integration, including implementation, security, automation, testing, and documentation Knowledge of resilient integration patterns (error handling, retries, monitoring) Proficiency in scripting and automation for security orchestration Preferred Qualifications: AWS Certified Security Spe

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Third Party, Contract

$60 - $60

Senior Java FullStack Developer (FSD)

Reston, Virginia

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18d 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

IGA Engineer

Washington, District of Columbia

•

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

ServiceNow Developer

Remote or Herndon, Virginia

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3d ago

ServiceNow Developer Client: General Services Administration (GSA) POP: 12+ months Location: Remote; local to Herndon, VA must report on-site 4 days a week REQUIRED SKILLS 5+ years of experience demonstrating sound working knowledge of ServiceNow s core architecture and primary application modules such as Service Catalog, Incident, Problem, Change Request, Portal configuration and customization. 5+ years of experience in ServiceNow development, configuring administration, operating and/or troubl

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Contract

Up to $90

Software Engineer

Hybrid in Columbia, Maryland

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11d ago

As a Software Engineer focused on AI Integration, you will be responsible for designing, developing, and implementing the "paved road" for AI at our company. Note: This role is not focused on training foundational AI models from scratch. Instead, you will take industry best practices, open-source capabilities, and large language models (LLMs), and build a secure framework that allows our other software capabilities to seamlessly leverage AI. You will work closely with other talented engineers to

Easy Apply

Full-time

115000

Senior Full Stack Developer (Java)

Washington, District of Columbia

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18d 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

Python Engineer, Agentic AI

Washington, District of Columbia

•

Today

Make your mark at Comcast -- a Fortune 30 global media and technology company. From the connectivity and platforms we provide, to the content and experiences we create, we reach hundreds of millions of customers, viewers, and guests worldwide. Become part of our award-winning technology team that turns big ideas into cutting-edge products, platforms, and solutions that our customers love. We create space to innovate, and we recognize, reward, and invest in your ideas, while ensuring you can prou

Full-time

USD 120,891.07 - 181,336.60 per year

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

Angular UI Developer (Front End)

Hybrid in Ashburn, Virginia

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9d ago

Easy Apply

Full-time

Depends on Experience

Web Application Developer, Senior (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 110,800.00 per year

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

Sr. Java Developer (Ping/IAM)

Rockville, Maryland

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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

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

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

Maryland

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Today

C/C++ Software Engineer with an active 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++

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Full-time

$130,000 - $180,000

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RESTful jobs in Washington, DC, USA