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Freelance Remote Java Engineer Jobs in Ashburn, VA

System One

Java Mainframe Developer

Vienna, VA · Remote

$58.50 - $74.75/hr

Java Developer Location: Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on ...

System One

Java Mainframe Developer

Vienna, VA · Remote

$58.50 - $74.75/hr

Java Developer Location: Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on ...

System One

Java Mainframe Developer

Vienna, VA · Remote

$58.50 - $74.75/hr

Java Developer Location: Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on ...

System One

Java Mainframe Developer

Vienna, VA · Remote

$58.50 - $74.75/hr

Java Developer Location: Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on ...

System One

Java Mainframe Developer

Vienna, VA · Remote

$58.50 - $74.75/hr

Java Developer Location: Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on ...

System One

Java Mainframe Developer

Vienna, VA · Remote

$58.50 - $74.75/hr

Java Developer Location: Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on ...

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How much do freelance remote java engineer jobs pay per hour?

As of Jul 13, 2026, the average hourly pay for freelance remote java engineer in Ashburn, VA is $61.79, according to ZipRecruiter salary data. Most workers in this role earn between $50.87 and $69.81 per hour, depending on experience, location, and employer.
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Freelance Remote Java Engineer jobs near you
Java AngularJS Software Engineer III

Java AngularJS Software Engineer III

System One

Washington, DC • Remote

$53 - $72.75/hr

Contractor

Medical, Dental, Vision, Life, Retirement

Re-posted 28 days ago

Job description

Job Title: Java AngularJS Software Engineer III Remote – offsite Overview If interested reach out directly to kimberly.spicer@systemone.com Responsibilities
  • Support a U.S. Government Civilian contract by developing and maintaining software solutions with expertise in AngularJS, Java, EJB, STRUTS Framework, and WebLogic.
  • Ensure equipment and software compatibility, analyze operational requirements, and support design reviews.
  • Engineer systems by conducting prototypes, proofs of concept, and full system implementations.
  • Evaluate, assess, document, and test data security and continuity of operations for systems and programs.
  • Serve as a solutions provider to senior management and professional staff concerning technological development and advancement.
Requirements
  • At least one year of experience with user story development or analysis in an agile development environment.
  • At least nine years of experience with task-specified programming languages (e.g., Java, Angular, Spring Boot).
  • At least seven years coding experience with SQL or database stored procedures.
  • At least six years of experience in the design and development of applications.
  • At least six years of experience in data warehousing, distributed processing, database design, software integration, and security techniques.
  • Expert-level proficiency in Java, AngularJS, and Spring Boot.
  • Advanced SQL and stored procedure development skills.
  • Experience with multi-tiered, client/server, and distributed processing architectures.
  • Knowledge of data security techniques, continuity of operations testing, and current network architectures.
  • Experience developing systems architectures and leading software engineering teams.
  • Proficiency in conducting design reviews, prototyping, and presenting technical briefings.
System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan. System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law. #LI-KA1 #M1 Ref: #851-Rockville-S1

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