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Freelance Remote Java Engineer Jobs in Silver Spring, MD

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 ...

NinjaOne

Senior Software Engineer, Java

Baltimore, MD · On-site +1

$150K - $220K/yr

Location - We are flexible on remote working from home, if you are located in the USA and reside in ... We hire the best software engineers with experience in our stack: NinjaOne is built on Java ...

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 ...

A.C. Coy

Microservices Developer (Remote)

Alexandria, VA · Remote

$54.50 - $70.75/hr

... Developer to support our US Government client. * This will be a 100% remote contract-to-hire ... Design, build, and maintain Spring Boot microservices using Java 21 and Java 25. * Create and ...

NinjaOne

Senior Software Engineer, Java

Baltimore, MD · On-site +1

Location - We are flexible on remote working from home, if you are located in the USA and reside in ... We hire the best software engineers with experience in our stack: NinjaOne is built on Java ...

A.C. Coy

Microservices Developer (Remote)

Alexandria, VA · Remote

$54.50 - $70.75/hr

... Developer to support our US Government client. * This will be a 100% remote contract-to-hire ... Design, build, and maintain Spring Boot microservices using Java 21 and Java 25. * Create and ...

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 ...

A.C. Coy

Microservices Developer (Remote)

Alexandria, VA · On-site +1

$54.50 - $70.75/hr

... Developer to support our US Government client. * This will be a 100% remote contract-to-hire ... Design, build, and maintain Spring Boot microservices using Java 21 and Java 25. * Create and ...

ASSYST, Inc.

Lead Java Full Stack Developer

Washington, DC · Remote

$59.50 - $76.75/hr

C. (Remote Role) The candidate shall lead a team of talented developers in designing, building, and deploying enterprise-scale applications using a modern Java and Angular technology stack. The ...

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Freelance Remote Java Engineer information

See Silver Spring, MD salary details

$27

$62

$88

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

As of Jun 26, 2026, the average hourly pay for freelance remote java engineer in Silver Spring, MD is $62.46, according to ZipRecruiter salary data. Most workers in this role earn between $51.44 and $70.58 per hour, depending on experience, location, and employer.
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Freelance Remote Java Engineer jobs near you
Infographic showing various Freelance Remote Java Engineer job openings in Silver Spring, MD as of June 2026, with employment types broken down into 84% Full Time, 12% Part Time, and 4% Contract. Highlights an 38% Physical, 3% Hybrid, and 59% Remote job distribution, with an average salary of $129,926 per year, or $62.5 per hour.
Java Mainframe Developer

Java Mainframe Developer

System One

Vienna, VA • Remote

$58.50 - $74.75/hr

Contractor

Medical, Dental, Vision, Life, Retirement

Posted 9 days ago

Job description

Job Title: Java Developer Location: Remote Type: Contract

Responsibilities

  • Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distributed applications with the organization's Core Banking platform.
  • Translate business and platform requirements into secure, scalable, and reliable solutions throughout the full software development lifecycle.
  • Operate with minimal supervision while exercising strong technical judgment.
  • Collaborate with Core Banking, testing, middleware, and platform teams to manage dependencies, mitigate risks, and meet aggressive delivery timelines.
  • Design, develop, and optimize high-quality software applications using advanced programming languages and frameworks that meet business needs.
  • Gather and analyze requirements, translate into technical specifications, propose solutions, and ensure timely task completion.
  • Write clean, scalable, and maintainable code adhering to best practices and organizational standards.
  • Implement data structures and algorithms efficiently to optimize performance and user experience.
  • Identify, troubleshoot, and resolve application errors.
  • Conduct code reviews, provide feedback, and learn from colleagues to maintain high-quality codebase.
  • Lead small efforts, fostering relationships with stakeholders and team members.
  • Contribute to development policies, standards, and procedures for applications and software.
  • Continuously learn and improve through collaboration and feedback.
Requirements
  • Bachelor’s degree in Computer Science, Information Systems, or a related field, or equivalent experience.
  • 0 or more years of experience in application or software development.
  • Proficiency in software development principles, methodologies (including Agile), pipelines, and version control systems (Git and GitHub).
  • Expertise in Java, XML, Open API, Maven, and ANT, with knowledge of modern frameworks and libraries.
  • Strong understanding of web technologies and capacity to design scalable solutions.
  • Excellent problem-solving, analytical, and troubleshooting skills.
  • Effective written and verbal communication skills for technical and non-technical stakeholders.
  • Experience with incident tracking, project management, and change control tools.
  • Understanding of data structures and algorithms for application performance and scalability.
  • Experience developing web services, microservices, REST and SOAP APIs, and implementing REST principles.
  • Ability to write and maintain unit and integration tests and troubleshoot software defects.
  • Familiarity with CI/CD pipelines and web APIs like Apache HTTP Client, JAX-WS, JAX-RS.

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.

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Ref: #851-Rockville-S1

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