JavaScript Jobs in Purcellville, VA

Refine Results
181 - 200 of 1,021 Jobs

System Engineer - Department of Defense

Esri

•

Vienna, Virginia, USA

Full-time

Overview In this position, you will implement advanced ArcGIS deployments, analyze and solve technical problems, and optimize performance and organization. You will consult with end users on advanced enterprise deployment, architecture, and integration topics. This team supports the Department of Defense and Intelligence Community clients. You will be part of a talented cross-functional team of dynamic and passionate engineers to deliver capabilities that enable our customers to make a differe
Posted 3 days ago | Updated 9 hours ago

Palantir Developer

CloudBCLabs

•

Reston, Virginia, USA

Third Party, Contract

Role: Palantir Developer Duration: Long term Location: Reston, VA Job Description We are seeking a skilled Palantir Foundry Developer to design, build, and optimize data pipelines, analytical workflows, and operational applications on the Palantir Foundry platform. Relevant experience in Palantir Foundry should be 3+ years Excellent communication and interpersonal skills, with the ability to effectively collaborate with cross-functional teams and communicate technical concepts to non-technical s
Easy Apply
Posted 15 days ago

Senior Software Engineer

General Dynamics

•

Manassas, Virginia, USA

Full-time

Basic Qualifications Requires a Bachelor's degree in Software Engineering, or a related Science, Engineering or Mathematics field. Also requires 2+ years of job-related experience or a Master's degree. Agile experience preferred. Must have JavaScript and Kubernetes. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is required within a reasonable period. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements
Posted 60+ days ago | Updated 9 hours ago

Junior Full Stack Software Engineer

Parsons Services Company

•

Herndon, Virginia, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is looking for an amazingly talented Junior full-stack software engineer to
Posted 42 days ago | Updated 9 hours ago

Software Dev Engineer - Software Dev Engineer IV

Apex Systems

•

Herndon, Virginia, USA

Full-time

Job#: 2078606 Job Description: Intro: Are you passionate about building intelligent systems that leverage large language models, serverless infrastructure, and cloud-native design? We're looking for a Full Stack Software Engineer to join a cutting-edge innovation team focused on delivering generative AI accelerators and next-generation contact center solutions. If you're a builder at heart with advanced skills in Python, React, and cloud architecture, this is the role where your ideas can shape
Easy Apply
Posted 19 days ago | Updated 10 hours ago

PTC Windchill PLM Developer

eQuest Solutions

•

Remote

Full-time

Position is 100% Remote Please note I have direct access to the Hiring Director on this position. Compensation: Base Salary + Bonus This is an outstanding opportunity for a Windchill Developer to be involved in a large-scale global rollout, implementation and feature expansion and enhancements of Windchill PLM, QMS and ThingWorx on Windchill+. We are the leading Global Biotech Company in our niche and are looking for a 100% Remote PTC Windchill Developer/Configurator due to company expansion. We
Easy Apply
Posted 7 days ago | Updated 15 hours ago

DevSecOps Engineer

SAIC

•

Chantilly, Virginia, USA

Full-time

Job ID: 2506221 Location: CHANTILLY, VA, US Date Posted: 2025-06-05 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a highly motivated DevSecOps Engineer to join a dynamic and mission oriented Research & Development team. Candidate will be responsible for dev
Posted 31 days ago | Updated 7 hours ago

Senior Software Developer

QinetiQ US

•

Herndon, Virginia, USA

Full-time

Company Overview We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative research in the fields of sensor science, signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and augmented reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security, and related fields a
Posted 60+ days ago | Updated 9 hours ago

Full Stack Java Developer

BCforward

•

Remote

Contract

Full Stack Java Developer BCforward is currently seeking a highly motivated FULL STACK JAVA DEVELOPER for a remote opportunity! Position Title: Full Stack Java Developer Location: Remote Anticipated Start Date: ASAP Please note this is the target date and is subject to change. BCforward will send official notice ahead of a confirmed start date. Expected Duration: Initial 6 month-contract Job Type: Contract Pay Range: $42/hr-$46/hr Please note that actual compensation may vary within this r
Posted 10 days ago | Updated 2 hours ago

ETL Java Developer SME*

Leidos

•

Reston, Virginia, USA

Full-time

Leidos has a new and exciting opportunity for a ETL Java Developer SME in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting
Posted 43 days ago | Updated 9 hours ago

Senior Salesforce Developer - Remote

ICF

•

Remote or Reston, Virginia, USA

Full-time

ICF is a mission-driven company filled with people who care deeply about improving the lives of others and making the world a better place. Our core values include Embracing Difference; we seek candidates who are passionate about building a culture that encourages, embraces, and hires dimensions of difference. Our Health Engineering Systems (HES) team works side by side with customers to articulate a vision for success, and then make it happen. We know success doesn't happen by accident. It take
Posted 2 days ago | Updated 9 hours ago

ServiceNow Administrator

RedSalsa Technologies, Inc.

•

Remote or Jackson, Mississippi, USA

Contract

The details of the position are as mentioned below: Title : ServiceNow Administrator - 144141 Location : Jackson, MS Duration : Long Term Job Type : C Description : The Mississippi Division of Medicaid is seeking an experienced ServiceNow Administrator/Developer to support, administer, and maintain its newly implemented IT Service Management (ITSM) module. This role is essential to ensure the ongoing performance, reliability, and enhancement of our ServiceNow environment. The ideal candidate wi
Easy Apply
Posted 7 days ago | Updated 14 hours ago

Telecom System Integration Developer

Cyber Sphere LLC

•

Remote

Third Party, Contract

Telecom System Integration Developer Remote Long Term Contract Note - It s not a specific project Per se. It s a hodgepodge of custom integration request from the various lines of business within the Org. Someone with Developer skills set with experience doing contact center or unified communication integrations. Telephony, Cisco, etc More Developer than Telephony Key Responsibilities: Design, develop, test, and debug robust applications and system components aligned with business and technical
Easy Apply
Posted 6 days ago | Updated 4 days ago

Lead ServiceNow Developer with Public Trust or Secret (Remote)

ICF

•

Remote or Reston, Virginia, USA

Full-time

*We are open to supporting 100% remote work anywhere within the U.S. * The Lead ServiceNow Developer will play a pivotal, technical-leadership role in successfully deploying ServiceNow solutions for our clients. This role will be responsible for configuring, customizing, and implementing ServiceNow applications to meet specific business requirements. Technical expertise and attention to detail are critical to the success of our projects and the satisfaction of our clients. Your responsibilitie
Posted 56 days ago | Updated 9 hours ago

Data Scientist, Senior (Clearance Required) - Remote work local to DC Metro or FL

ICF

•

Remote or Arlington, Virginia, USA

Full-time

ICF International seeks an experienced Senior Data Scientist to support the research and development of new cyber analytic capabilities that will help the US protect and defend its networks and critical information systems. The successful cleared candidate will act as a Senior Data Scientist to support a large federal cyber security analytic program. Your work will contribute to the knowledge of how cyber-attacks work, how vulnerabilities are exploited, and the way hostile cyber actors operate.
Posted 24 days ago | Updated 9 hours ago

Senior Software Engineer

Modern Technology Solutions

•

Chantilly, Virginia, USA

Full-time

Overview Modern Technology Solutions, Inc. (MTSI) is seeking a Senior Software Engineer with experience in Java and JavaScript to join our team in Chantilly, VA. We are a small, but highly empowered team where every team member is directly responsible for the success of our mission. In your role, you will be responsible for designing, implementing, and maintaining software applications across one or more projects using an agile development model. Why is MTSI known as a Great Place to Work? Inte
Posted 57 days ago | Updated 5 days ago

Automation Tester

4 Consulting Inc

•

Remote

Full-time

Who we are! At 4Ci our mission is to build long term relationships, based on trust, integrity, and knowledge with all our employees and business affiliates. 4Ci has been in business for 20 years and has employees working on mission critical projects nationwide. We provide computer programming, testing, and system design services to develop and maintain multi-year, multi-million-dollar mission critical applications for the US Government. Examples of such applications are Medicaid MMIS systems, He
Easy Apply
Posted 37 days ago | Updated 6 days ago

Senior Software Engineer - Secret Clearance Preferred - Onsite

General Dynamics

•

Oakton, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Software Engineering Job Qualifications: Skills: Application Development, Software Development, Software Development Life Cycle (SDLC) Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: GDIT is seeking a Senior Software Engineer to join our team. ship required. GDIT will spo
Posted 47 days ago | Updated 9 hours ago

Data Scientist, (SME) -Clearance Required (Remote work local to DC Metro or FL)

ICF

•

Remote or Arlington, Virginia, USA

Full-time

ICF seeks an experienced Data Scientist with Subject Matter Expert (SME) -Level experience to lead and support the research and development of new cyber analytic capabilities that will help the US protect and defend its networks and critical information systems. The successful cleared candidate will act as a Data Scientist SME to support a large federal cyber security analytic program. Your work will contribute to the knowledge of how cyber-attacks work, how vulnerabilities are exploited, and th
Posted 24 days ago | Updated 9 hours ago

Mulesoft API Experience Hub Lead - REMOTE

Perficient

•

Remote or Columbia, Maryland, USA

Full-time

We currently have an exciting career opportunity for a Mulesoft API Experience Hub Lead. While our headquarters location is St. Louis, MO, this position is remote and can be based anywhere within the United States and will be working ET zones. Perficient is always looking for the best and brightest talent and we need you! We're a quickly-growing, global digital consulting leader, and we're transforming the world's largest enterprises and biggest brands. You'll work with the latest technologies,
Posted 19 days ago | Updated 9 hours ago