Rest apis jobs in mclean, va

Remote

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Today

Job Role: Sr. SDET (Rest Assured, API Testing) Location: Cincinnati, OH (Remote) Job Description: Must Have Technical/Functional Skills 5 years experience of quality assurance and testing as well as developing automation frameworks and automated tests 3 years programming experience in JavaScript, Node JS, Java2 years experience working in an Agile/Scrum environment Experience with back-end services automated testing tools such as REST Assured and Supertest Experience with application life cycl

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Full-time

$100,000 - $130,000

Treasury Systems Engineer

Washington, District of Columbia

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26d ago

Job Requirements 8+ years of professional experience in treasury technology engineering and financial systems integration. Proficiency in Treasury Management Systems (TMS) such as Kyriba, Hazeltree, GTreasury, or AlpInvest. Experience with Python and .NET Core for developing scalable backend services and financial automation. Experience in AWS cloud architecture and designing secure, high-availability enterprise data platforms. Experience with REST APIs, SFTP, and ISO 20022 messaging for managin

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Contract, Third Party

Depends on Experience

Java Developer

McLean, Virginia

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Today

Java developer, Location: McLean, VA (Onsite role) Duration: 6+ months contract W2 Only In Person Interveiw Required Description: Must Have Qualifications: Seasoned developer with 7+ years of hands-on software development experience with strong Java/Spring and Angular expertise. Must have solid backend experience with Rest APIs, integrations, databases, and security, as well as experience with modern development tools such as Git, SQL, and Unit Testing. Strong communication skills are requir

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Contract

Digital Engineer - Backend

Merrifield, Virginia

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25d ago

Title: Digital Engineer - Backend Location:Hybrid -Pensacola, FL, Winchester, VA, San Diego, CA or Vienna, VA Duration: Initial 6 months plus extensions Work Requirements: or Authorized to work in US Job Description We are seeking a Senior Backend Developer responsible for the design, development, modernization, and support of backend services that power our mobile banking and online banking channels. This role partners closely with product teams, architects, analysts, QA engineers, frontend d

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Contract

Depends on Experience

Genesys Cloud Developer

Washington, District of Columbia

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Today

TECHNOGEN, Inc. is a Proven Leader in providing full IT Services, Software Development and Solutions for 15 years. TECHNOGEN is a Small & Woman Owned Minority Business with GSA Advantage Certification. We have offices in VA; MD & Offshore development centers in India. We have successfully executed 100+ projects for clients ranging from small business and non-profits to Fortune 50 companies and federal, state and local agencies. Position: Genesys Cloud Developer Location: Washington,DC(Hybrid)

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Contract

$DOE

Java Architect - Enterprise Application Architecture

Bethesda, Maryland

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Today

Java Architect - Enterprise Application Architecture Location Bethesda, MD (Hybrid) Employment Type :Contract Work Mode Hybrid (On-site + Remote) Role Overview We are seeking a highly experienced Java Architect to join our client's team in a hybrid capacity based out of Bethesda, MD. This role requires deep, hands-on technical expertise in Java-based enterprise application design and development, along with the ability to define architecture standards, guide engineering teams, and make h

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Contract, Third Party

Java Full Stack Developer - F2F interview

McLean, Virginia

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Today

Role: Java Full Stack Developer Location: McLean, VA (Onsite - 5 Days/Week) - Face to face interview required. Duration: Long term contract Key Skills: Java, Spring Boot, Angular, MongoDB, Full Stack Development, REST APIs, Microservices, Enterprise Applications Job Description: Designs, develops, and maintains enterprise-grade full stack applications using Java technologies and modern front-end frameworks. Collaborates with cross-functional teams to deliver scalable, high-performance solutio

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Third Party, Contract

Java Architect

Hybrid in Fairfax, Virginia

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Today

Hi, Job Title: Java Architect Location: Fairfax, VA Duration: Longterm Responsibilities: 10+ years of experience in Java/J2EE application development and architecture.Lead architecture and design discussions and provide technical guidance to development teams.Design integrations using REST, SOAP, messaging, and event-driven architectures.Strong expertise in Java, Spring Boot, Microservices, REST APIs, and Kafka.Experience designing scalable, secure, and high-performance enterprise applications.H

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Contract

Depends on Experience

Frontend Developer

Washington, District of Columbia

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Today

TECHNOGEN, Inc. is a Proven Leader in providing full IT Services, Software Development and Solutions for 15 years. TECHNOGEN is a Small & Woman Owned Minority Business with GSA Advantage Certification. We have offices in VA; MD & Offshore development centers in India. We have successfully executed 100+ projects for clients ranging from small business and non-profits to Fortune 50 companies and federal, state and local agencies. Position: Frontend Developer Location: Washington, D.C(Hybrid) Dur

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Contract

$DOE

AI/ML Engineer

McLean, Virginia

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Today

Role: AI/ML Engineer Experience: 10+ Years Duration: 12 months Location: MC Lean , VA Skills: Python, Machine Learning, Deep Learning, Scikit-learn, TensorFlow, PyTorch, Pandas, NumPy, SQL, NLP, Computer Vision, Generative AI, LLM, Prompt Engineering, RAG, Vector Databases, REST APIs Responsibilities: Design, develop, and deploy Machine Learning and AI solutions for business applications. Build and optimize ML models for classification, regression, forecasting, recommendation, and NLP use cases.

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Contract, Third Party

$DOE

Java Developer (Junior)

Hybrid in Ashburn, Virginia

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6d ago

This is Kalyan from ADTech, I am trying to reach you about the below position, your experience and skills are good fit for this job. If youre interested, please revert with your updated resume. Junior Java Developer (Federal Project) Location: Ashburn, VA (Hybrid 2 days a week onsite) Employment Type: Full-Time Need Position Overview We are seeking a motivated Junior Java Developer to join our Agile software development team supporting a U.S. Federal Government client. The successful candidate

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Full-time

Depends on Experience

Senior Power BI & Power Apps Developer

Hybrid in Arlington, Virginia

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Today

Location: Arlington, VA / Washington, DC Metro Area (National Capital Region) Work Model: Hybrid (3 days/week on-site in the NCR, 2 days telework) Clearance: Active DoD Secret Clearance (Required) Duration: 20 MonthsPosition Overview KriaaNet is seeking an experienced Senior Power BI & Power Platform Developer to support an enterprise-level digital transformation and data analytics initiative for a premier Department of Dfense (DoD) client located in the National Capital Region (NCR). Job Title

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Contract

$125,000 - $145,000

Full Stack Developer Lead

Tysons, Virginia

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17d ago

Job Description: Job Title:Full Stack Developer Lead Location : McLean, VA (5 days/week at office - Onsite) (Only local candidates with ID) Type: Contract to Hire Must Have Skills:JAVA, Spring Boot, REST APIs, Microservice Architecture, AWS or cloud-native application development, MongoDB, ESS, EKS, Kubernetes, GENAI, Angular or React, Code review, SQL, relational databases, CI/CD pipelines, and automated testing frameworks. Lead level experience Mortgage or Financial domain.

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Third Party, Contract

$90 - $100

Senior REACT JS Developer

Remote or Hybrid in Washington, District of Columbia

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Today

Role Description: The role will require you to design, develop and test using React JS technologies which will facilitate application development and implementation from development to QA to production. You will work to gain an understanding of the current system infrastructure, security needs, network considerations, methodologies. In this role, you will primarily focus on ReactJS programming, integrate designs and wireframes within the application code, write application interface code with J

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Contract, Third Party

Depends on Experience

Resident Engineer – CAASM (RunZero) | TS/SCI | Reston, VA

Reston, Virginia

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19d ago

Active Top Secret / SCI Clearance Required $125$150/hour (W2) 100% On-Site Reston, VA 12-Month Contract with a strong expectation of three annual renewals Key TechnologiesRunZero CAASM ServiceNow CMDB Python REST APIs AWS Azure Google Cloud Platform Splunk CrowdStrike Microsoft Defender SIEM/SOAR EDR/XDR OT/ICS Zero Trust RMF FedRAMP FISMA Enterprise Networking About NovacoastNovacoast is a trusted cybersecurity consulting and professional services firm that helps organizati

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Contract

100 - 125

Senior Front-End Engineer - Onsite Interview is Required

Hybrid in Washington, District of Columbia

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3d ago

MUST BE LOCAL TO ONE OF THE LOCATIONS BELOW FOR AN ONSITE, PANEL WITH WHITE BOARD INTERVIEW Job Title: Senior Front-End Engineer Location: Hybrid reporting to Vienna or Winchester, VA, Pensacola, FL or San Diego, CA Hours: Monday Friday, 8:00 AM 4:30 PM Pay Rate: Open to Both C2C and W2 options Position Type: Multiyear Contract Overview We are seeking a Senior Front-End Engineer with deep expertise in Angular 17+, modern web technologies, and enterprise-scale UI development. The ideal candid

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Contract

$60

Front End Engineer

Vienna, Virginia

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21d ago

Overview We are seeking a Senior Front-End Engineer with deep expertise in Angular 17+, modern web technologies, and enterprise-scale UI development. The ideal candidate combines strong technical expertise with a passion for user experience, accessibility, scalability, and engineering excellence. This individual will partner closely with Product, UX, Architecture, and Engineering teams to deliver consistent, responsive, and maintainable user experiences across web applications while helping esta

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Contract, Third Party

Depends on Experience

Golang Developer

Remote or Chantilly, Virginia

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4d ago

#W2 Role Role: Golang Developer Location: Remote Experience: Minimum 5 years Key Skills: Golang, Cloud, Microservices, AI/ML Integration Job Description We are looking for a skilled Golang Developer with strong backend engineering experience to join our engineering team. The ideal candidate will have hands-on expertise in developing scalable applications using Go and integrating AI/ML or Generative AI capabilities, including Large Language Models (LLMs), APIs, and intelligent data-processi

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Senior Power Platform Developer - DOI

Washington, District of Columbia

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2d ago

Company DescriptionTechSurSolutions is a digital services company whose mission is to enable digital transformation for our customers to improve quality and efficiency.Based in the DC metropolitan area,TechSurspecializes in advanced cloud services, modernization for both ITstructuresand applications, leveraging Agile development, and Data Analytics.Since we were formed inAugust of2016,we have supported multiple impactful and excitinggovernment programs. Job DescriptionKey Responsibilities Desig

Full-time

Depends on Experience

Sr Software Engineer – Java & APIs (Night Shift)

Hybrid in Reston, Virginia

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18d ago

Job Title: Java Developer - Night Shift Location: Reston, VA Type: Contract to Hire Compensation: $79/HR Work Model: Hybrid onsite and remote Overview Important Requirements (Please Read Before Applying) Night shift role (final schedule assigned after onboarding) Rotating weekend coverage required Onsite interview required 2 to 3 weeks onsite training requiredThis is a hands on engineering plus production support role supporting high visibility, mission critical systems. About the RoleWe a

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Contract

Depends on Experience

Rest apis jobs in McLean, VA, USA