java developer Jobs in Washington

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Java/J2EE Developer *W2 Candidates Only*

V.L.S. Systems, Inc

Reston, Virginia, USA

Full-time

Work Arrangement: Hybrid Note: hybrid (one to two days a week in Reston, VA (candidates MUST be local to DC, MD, or VA and be able to attend an in-person interview in Reston, VA) Required Experience: Minimum of 3 - 5 years in extensive hands-on experience with Java, J2EE, Spring Framework, Angular, JSP, JDBC, Hibernate, JMX, JMS, Log4J, AJAX, JSF. Candidate must demonstrate solid knowledge of Health Care Claims processing. Wide breadth of knowledge across many Java Open-Source technologies, incl

Full Stack Java Developer

Marlabs LLC

Reston, Virginia, USA

Contract

Develop and maintain backend services and APIs using Java, JavaScript, Spring boot, JDBC, JSP and MYSQL SQL DB. Work closely with frontend developers to integrate user-facing elements with server-side logic. Optimize application performance and responsiveness through effective code optimization. Implement security measures to protect organizational assets. Maintain existing, basic to moderately complex application systems using established procedures and protocols, including user interfaces, spa

Java Developer

ManTech

Chantilly, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Java Developer to join our team in Chantilly, VA. Responsibilities include but are not limited to:Works closely with Cyber Security Engineering teamDevelops enterprise software solutions supporting Identity, Access, and Credential Management.Engineers and deploys capabilities to provide new functionality, improve system performance/availability, and for generating efficiencies in the maintenance of the operational environment.Provides Oracl

Java Developer

ManTech

Chantilly, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Java Developer to join our team in Chantilly, VA. Responsibilities include but are not limited to: Works closely with Cyber Security Engineering teamDevelops enterprise software solutions supporting Identity, Access, and Credential Management.Engineers and deploys capabilities to provide new functionality, improve system performance/availability, and for generating efficiencies in the maintenance of the operational environment.Provides Orac

Java Developer

SSN Group LLC

Ashburn, Virginia, USA

Contract

Hi, Job Title: Java developer Location: Ashburn, VA. Duration: 6-12 + months Requirements: Analyze legacy systems, reverse engineer solutions, assess impacts and define technical designs.Design and building of Micro Services using Java/J2EE Technologies, Camel framework, Spring frameworkExperienced working on workflow integrationsExperienced working on Front-end like ReactJSExperienced in using web service technologies like SOAP/ Rest API. Monitoring and supporting high volume service integratio

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

Java Developer

Leidos

Reston, Virginia, USA

Full-time

Leidos has a new and exciting opportunity for a Java Developer 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, Flexib

Full Stack Java Developer

Judge Group, Inc.

Manassas, Virginia, USA

Full-time

Location: Manassas, VA Description: Our direct client in the financial services sector is seeking a talented Full Stack Java Developer to join their team in Manassas, VA. This is a hybrid role requiring candidates to work onsite 2 days per week. Role: Full Stack Java Developer Location: Manassas, VA 20110 (Hybrid) Role Overview: We are looking for a skilled Full Stack Java Developer with strong expertise in the Robot Framework to contribute to testing efforts, develop front-end and back-end so

Java/Python Developer, TS/SCI with a Full Scope Polygraph Security Clearance is Required - G

Next Step Systems

Maryland, USA

Full-time

Java/Python Developer, TS/SCI with a Full Scope Polygraph Security Clearance is Required, Annapolis Junction, MD We are seeking a mid-level or higher Java/Python Developer with strong Java and Python experience is required. Candidates should have the ability to quickly understand existing code and system architecture; experience with multi-threaded programs and databases is desired. The Java/Python Developer must have an active TS/SCI with a Full Scope Polygraph Security Clearance. This posit

Principal Java Developer

Leidos

Reston, Virginia, USA

Full-time

Leidos has a new and exciting opportunity for a Principal Java Developer 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 vesti

Java Developer (SME)

Leidos

Reston, Virginia, USA

Full-time

Leidos has a new and exciting opportunity for a 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,

Java Developer

Innova Solutions, Inc

Manassas, Virginia, USA

Full-time, Third Party

A client of Innova Solutions is immediately hiring for a Java Developer. Position type: Full-time Contract Duration: 12 Months with possible Extension Location: Manassas, VA-Hybrid As a Java Developer, you will: Contribute and review the creation of designs for production software.The position responsibilities include both software development and testing task and focuses on the implementation testability, automation, robustness, and performance of production software.Experience on Spring boot

Mid-Level Java Developer (TS/SCI with Poly/NEW HIRE SIGN-ON BONUS UP TO $30,000)

General Dynamics Information Technology

Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Software Engineering Job Qualifications: Skills: Java, Software Development, Software Solutions Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: PERKS: This position is eligible for a sign-on bonus up to $30,000 for New Hires.You r

Java Developer

CACI International, Inc.

Sterling, Virginia, USA

Full-time

Java Developer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Opportunity: CACI is seeking an enthusiastic Java Software Developer to join our Advanced Solutions Group, within the National Security and Innovative Solutions Sector. We enable national security missions through creation and delivery of innovative, technology-centric solu

Java Developer Principal

SAIC

Ashburn, Virginia, USA

Full-time

Job ID: 2503132 Location: ASHBURN, VA, US Date Posted: 2025-04-29 Category: Software Subcategory: SW Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: Yes Description Position Overview We are currently seeking a motivated, career and customer-oriented Java/JEE Developer (Senior Level) to join our team to begin an exciting and challenging career in As

Mid-Level Java Developer (TS/SCI with Poly/NEW HIRE SIGN-ON BONUS UP TO $30,000)

General Dynamics Information Technology

Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Software Engineering Job Qualifications: Skills: Java, Software Development, Software Solutions Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: PERKS: This position is eligible for a sign-on bonus up to $30,000 for New Hires. Y

Java Developer (AWS, EMR, Lambda)

Idexcel Inc.

McLean, Virginia, USA

Full-time

Job Title: Java Developer Location: McLean, VA/Plano, TX/Chicago, IL Duration: 6 Months Skills Required:JavaEMRLambdaAWSJenkins

Sr. FS Java Developer

TechSur Solutions

Reston, Virginia, USA

Full-time

Job Title: Sr. FS Java Developer Location: Reston, VA (TechSur HQ Office) Salary: DOE + full benefits Clearance: Active DHS Suitability (or ability to obtain) Company Overview TechSurSolutions is a digital services company whose mission is to enable digital transformation for our customers improving quality and efficiency.Based in the DC metropolitan area,TechSurspecializes in advanced cloud services, modernization for both ITstructuresand applications, leveraging Agile development, and Data An

Mid-Level Java Developer (TS/SCI w/Poly)

General Dynamics Information Technology

Maryland, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Software Engineering Job Qualifications: Skills: Java, Software Development, Software Solutions Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Job Description At General Dynamics Information Technology (GDIT) you'll be part of

Urgent Hiring :: Java Backend Developer :: Mclean, VA (Hybrid)

Tek Inspirations LLC

McLean, Virginia, USA

Contract

Need Ex-CapitalOne employee only Java Developer Location: Mclean, VA (Hybrid) Duration: 6+ Months Backend development AWS Spring boot Work with other teams as necessary to accomplish goals.Create technical and design documentation, as required.Perform system analysis and problem resolution, as required.Analyze software for configuration & performance tuning opportunities, as required.Develop and maintain data and process models, as required.