1,605 Results for

Java Developer Jobs in Reston, VA

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Java Developer w/Top Secret clearance Sparks Group

Chantilly, VA

$105,000–$134,500 / year
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You'll work alongside experienced engineers across the software development lifecycle, contributing to the design, development, testing, debugging, configuration, and support of Java-based applications. Job Summary/Company : Our client is seeking a junior to mid-level Java Developer with a TS, TS/SCI, or TS/SCI CI Poly to work onsite in support of a mission-essential program.

7 days ago

Senior Software Developer - Java Leidos

Gaithersburg, MD

$107,900–$195,050 / year

This work aligns with the FAA’s broader initiative to modernize legacy flight service capabilities, replacing aging infrastructure with scalable, cloud-based platforms designed to improve safety and operational efficiency—particularly in remote and high-dependency aviation environments. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com .

10 days ago

Junior full Stack Developer / Data Engineer (Remote) SynergisticIT

Washington, DC

Remote

$82,000–$136,000 / year
Temporary
Contractor
Full time
Quick Apply

Currently, We are looking for entry-level software programmers, Java Full stack developers, Python/Java developers, Data analysts/Data Engineers/ Data Scientists, Machine Learning engineers for full time positions with clients. Since 2010, we've helped thousands of candidates land full-time jobs at tech leaders like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Paypal, Banking, Wayfair, Client, Client and hundreds more with Job offers of $95k to $154k.

Today

Software Developer / Application Support PlanIT Group

Washington, DC

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Effective verbal and written communication skills, especially for collaborating on mainframe integration with Java developers and migration planning. • Expereience with test automation in unit tests, functional tests, regression tests and performance tests.

8 days ago

Jr Software Developer Leidos

Ashburn, VA

$69,550–$125,725 / year

11 days ago

iOS Developer System One

Merrifield, VA

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System One, and its subsidiaries including Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. • Collaborate with cross-functional Agile teams including front-end, back-end, and product stakeholders.

1 day ago

ServiceNow Developer Credence

McLean, VA

$141,000–$185,000 / year
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This role partners with stakeholders, system administrators, and cross-functional teams to deliver scalable applications, workflows, and integrations while supporting platform modernization and process automation. Design, develop, customize, and deploy ServiceNow applications, modules, workflows, forms, and user interfaces to support business and operational requirements.

11 days ago

GIS Map Developer - Level III PlanIT Group

Arlington, VA

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List of tasks to be performed: • Work with GIS (Geographic Information Systems) software and platforms, along with programming languages and tools for web mapping and spatial data management. o Application Programming Interfaces (APIs) like ESRI Map APIs, Leaflet, and OpenLayers to integrate mapping and geospatial functionalities into web applications.

8 days ago

Software Developer PlanIT Group

Reston, VA

Remote

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A degree from an accredited College/University in Software Engineering, Computer Science, or related discipline is preferred; Able to perform all functional duties independently; Experience training/mentoring less experienced personnel; Experience authoring or contributing to software-related documentation such as requirements specifications, design documents, technical manuals, and user manuals; Excellent communication skills. Expertise in Struts, Spring MVC, Git Bash, Java25, WebSphere, Tomcat, GitHub, GitHub Copilot, VersionOne, JUnit, JDBC, Maven, ALM, UFT.

8 days ago

React/Node Developer Intern (Summer 2027) Dev Technology Group

Reston, VA

$21–$30 / hour

As a Washington Post Top Workplace award winner for the past THIRTEEN years in a row, the Top Workplaces USA for the past five years, and a recipient of the Companies As Responsive Employers (CARE) Award for the past six years, Dev Technology employees enjoy: Generous and flexible time-off policy. Career development opportunities including a mentorship program, technical and management training through Dev University, hands-on learning through DevLab, tuition reimbursement, and paid training opportunities.

30+ days ago

Software Engineer (Hybrid) - 30870 HII's Mission Technologies division

Columbia, MD

$137,510–$200,000 / year

You will tackle a diverse set of challenges, from developing robust API endpoints and modifying complex open-source systems like Trino, to architecting intricate identity federation solutions, managing large-scale data ingest, and streamlining our deployment automation. Enlighten, honored as a Top Workplace from USA Today, is a leader in big data solution development and deployment, with expertise in cloud-based services, software and systems engineering, cyber capabilities, and data science.

11 days ago

Enterprise Mulesoft Developer ` System One

Fort Belvoir, VA

Quick Apply

Integrate core enterprise applications, authoritative data sources, and ERP backends—including SAP-based Army systems, financial ledgers, Salesforce, ServiceNow, relational databases, message brokers, and transactional systems. • Establish and scale a centralized enterprise data hub and enterprise gateway to expose modular APIs and secure data services across Army logistics, financial ERPs, trading partners, and enterprise systems.

4 days ago

Full Stack Geospatial Developer Vantor

McLean, VA

$200,000–$250,000 / year

Develop front-end components for loading data, selecting geographic fields, applying symbology, configuring labels and map elements, and producing publication-ready map products. This role combines full-stack software development with practical geospatial expertise to support the creation of an intuitive map-authoring application and the integration of geospatial data, databases, and services.

Today

Senior QA / Test Automation Engineer Jobot

Gaithersburg, MD

$150,000 / year
Quick Apply

The ideal candidates will have strong experience building automated testing frameworks, integrating testing into CI/CD pipelines, and validating Java-based microservices across cloud and containerized environments. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.

2 days ago

Senior Applications Engineer Credence

Tysons, VA

Quick Apply

To succeed in this role, you should combine deep hands-on engineering expertise with modern front-end skills, the ability to guide development teams, improve existing systems, and enforce disciplined configuration management practices in support of DAAS AI/ML modernization efforts. You will manage software development and support efforts using formal specifications, data flow diagrams, and other accepted design techniques and Computer-Aided Software Engineering (CASE) tools, while providing reliable cost and schedule estimates to program leadership.

8 days ago

Senior Java Full Stack Developer ADG TECH Consulting LLC

$140,000–$150,000 / year
Full time
Quick Apply

In this role, your strong analytic skills and ability to solve challenges with technology will make an impact on our government clients’ critical missions, improving millions of lives across the globe. Clearance Requirement: U.S. Citizenship Required; Active Public Trust or ability to obtain DHS suitability .

17 days ago

Software Engineer (Learning Management System – Mid-Level) Leidos

Bethesda, MD

$69,550–$125,725 / year

Develop and enhance server-side frameworks and modules for a web-based Learning Management System (LMS), including Java Servlets , JSPs , Tomcat integration, data parsing, and backend workflow logic. When program needs and funding align, you may also have opportunities to contribute to other Tactical Signature Guidance (TSG) systems —providing exposure to state-of-the-art technologies that directly support the development of advanced sonar tactical decision aids (TDAs) .

30+ days ago

Principal Systems Engineer Jobot

Gaithersburg, MD

$140,000–$175,000 / year
Quick Apply

With deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. We work closely with stakeholders at every level of the organization—from executive leadership to engineering and operations teams—to provide scalable, resilient, and secure technology solutions that solve complex business and operational challenges.

7 days ago

Junior java developer spring boot /Data engineer SynergisticIT

Washington, DC

$82,000–$136,000 / year
Temporary
Contractor
Full time
Quick Apply

Since 2010, we've helped thousands of candidates land full-time jobs at tech leaders like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Paypal, Banking, Wayfair, Client, Client and hundreds more with Job offers of $95k to $154k. Currently, We are looking for entry-level software programmers, Java Full stack developers, Python/Java developers, Data analysts/Data Engineers/ Data Scientists, Machine Learning engineers for full time positions with clients.

10 days ago

Junior Java Developer Blue Rose Consulting Group, Inc.

Washington, DC

Remote

Blue Rose Consulting Group is seeking a Junior Java Developer to help build web and backend applications and services supporting a credentialing and case management system. Success in this role requires a developer who can contribute effectively across web and backend development while continuing to build technical expertise within an established Agile and continuous integration environment.

30+ days ago

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Java Developer Jobs in Reston, VA

Java Developer w/Top Secret clearance Sparks Group

Senior Software Developer - Java Leidos

Junior full Stack Developer / Data Engineer (Remote) SynergisticIT

Software Developer / Application Support PlanIT Group

Jr Software Developer Leidos

iOS Developer System One

ServiceNow Developer Credence

GIS Map Developer - Level III PlanIT Group

Software Developer PlanIT Group

React/Node Developer Intern (Summer 2027) Dev Technology Group

Software Engineer (Hybrid) - 30870 HII's Mission Technologies division

Enterprise Mulesoft Developer ` System One

Full Stack Geospatial Developer Vantor

Senior QA / Test Automation Engineer Jobot

Senior Applications Engineer Credence

Senior Java Full Stack Developer ADG TECH Consulting LLC

Software Engineer (Learning Management System – Mid-Level) Leidos

Principal Systems Engineer Jobot

Junior java developer spring boot /Data engineer SynergisticIT

Junior Java Developer Blue Rose Consulting Group, Inc.

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