Java Developer - 100% REMOTE
Vienna, VA
Experience: 4
Category: Information Technology
Contractor Work Model: Remote
Brand: System One
Compensation Range: 40.00 - 60.00 Per Hour
Job ID: 349094
Date Posted: 08/24/2026
Shortcut: http://jobs.systemone.com/JeeMTC
Job Title: Java Developer
Location: MUST BE LOCAL TO VIENNA, VA or WINCHESTER, VA or PENSACOLA, FL FOR FACE TO FACE INTERVIEW, THEN 100% REMOTE
Type: Contract
Compensation: Negotiable, W-2 or C2C
Responsibilities
- Develop APIs using microservice architecture from scratch for various applications.
- Utilize hands-on expertise in Java and related frameworks to build scalable solutions.
- Design, develop, and maintain RESTful APIs for web development projects.
- Perform debugging, testing, and troubleshooting to ensure high-quality deliverables.
- Collaborate with cross-functional teams to meet project requirements and deadlines.
- 4+ years of experience as a Java Developer or similar role.
- Proficiency in Java and related frameworks.
- Experience with web development and RESTful API design.
- Strong debugging and testing skills.
- Excellent problem-solving skills and attention to detail.
- Ability to work remotely and manage time effectively.
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.
#M1
#LI-CB3
Ref: #851-Rockville-S1
-
UI/UX Developer
McLean, VA
Job Title: UI/UX Developer Location: McLean, VA – can work Offsite Type: Contract To Hire Compensation: Not specified Work Model: REMOTE Critical Competencies A critical competency for this role is the ability to leverage agentic AI development tools (...
Date Posted: 09/02/2026 Recommended
-
Software Developer
McLean, VA
Software Developer Practice: Software Development & Support / Digital Company: Guidehouse Location: Remote Security and Work Authorization Requirements • Must be able to obtain and maintain a Federal or Department of Defense Public Trust. • Candidates ...
Date Posted: 08/25/2026 Recommended
-
Senior Salesforce Developer
Columbia, South Carolina
Job Title: Senior Salesforce Developer Location: Columbia, SC Type: Direct Hire Work Model: Hybrid – onsite and remote Hours: 40.0 Security Clearance: Overview Leave placeholder text here for recruiter to input Responsibilities Support the development ...
Date Posted: 09/22/2026 Recommended
-
Java Backend Engineer - Onsite Interview required
Vienna, VA
Job Title: Java Backend Engineer Location: Vienna, VA ONSITE INTERVIEW REQUIRED Type: Contract, long term expected Compensation:W-2 or C2C, H1B ok, no OPT Work Model: Hybrid – 3 days onsite and 2 days remote Hours: 40 hours a week Responsibilities Desi...
Date Posted: 09/19/2026 Recommended
-
Senior Application Developer (AWS/Python) onsite
Washington, DC
Senior Application Developer (AWS/Python) Washington, DC – 100% Onsite Per Federal contract U.S. citizenship is required Must be able to obtain Public Trust clearance W2 or C2C Application Deadline: 9/10 Core Responsibilities: Development & Infrastruct...
Date Posted: 08/28/2026 Recommended
-
Fullstack Developer
New Carrolton, Maryland
Full Stack Developer Location: New Carrollton, Maryland Work Arrangement: Onsite or remote options may be available, subject to client confirmation and project requirements Employment Type: Contract to Hire We are seeking a Full Stack Developer to supp...
Date Posted: 09/21/2026 Recommended
-
ServiceNow Developer
Miramar, FL
Job Title: ServiceNow Developer Location: Miramar, FL Overview System One is seeking a ServiceNow Developer for a long-term opportunity in Miramar, FL. This individual will play a key role in designing, developing, and maintaining ServiceNow solutions ...
Date Posted: 08/26/2026 Recommended
-
ServiceNow Developer
Melbourne, FL
Job Title: ServiceNow Developer Location: Melbourne, FL Overview System One is seeking a ServiceNow Developer for a long-term opportunity in Melbourne , FL. This individual will play a key role in designing, developing, and maintaining ServiceNow solut...
Date Posted: 08/26/2026 Recommended
-
Pega Developer
Merrifield, VA
Job Title: Pega Developer Location: Vienna, VA Type: Contract Work Model: Hybrid – onsite and remote Responsibilities Identify business requirements (e.g., needs, objectives, functions, features, input and output) and translate into delivered technical...
Date Posted: 08/12/2026 Recommended
-
Sr.Java Full Stack Developer
Pitsburgh , Pennsylvania
Job Title: Sr. Java Full Stack Developer Location: Pittsburgh, Pennsylvania Type: Contract To Hire Responsibilities: Design, develop, and maintain Java API services, including RESTful APIs and microservices, ensuring scalability, security, and high per...
Date Posted: 06/30/2026 Recommended
-
Sr.Java API Developer
Pittsburgh , Pennsylvania
Job Title: Sr.Java API Developer Location: Pittsburgh, Pennsylvania, United States Type: Direct Hire Compensation: $170.00 Work Model: Onsite – onsite Hours: 40.0 Security Clearance: Not specified Overview Leave placeholder text here for recruiter to i...
Date Posted: 06/29/2026 Recommended
-
Senior Full Stack Developer (Angular + Python)
Pittsburgh , Pennsylvania
Job Title: Senior Full Stack Developer (Angular + Python) Location: Chicago, IL Type: Contract Compensation: Open Work Model: Onsite – onsite/Remote Hours: 40.0 Responsibilities Design and implement frontend components using Angular, including componen...
Date Posted: 07/13/2026 Recommended
-
Senior Full Stack Developer (Angular + Python)
Pittsburgh , Pennsylvania
Job Title: Senior Full Stack Developer (Angular + Python) Location: Chicago, IL Type: Contract Compensation: $55 Work Model: Onsite – onsite/Remote Hours: 40.0 Responsibilities Design and implement frontend components using Angular, including component...
Date Posted: 07/13/2026 Recommended
-
AWS Full Stack Java Developer
Knoxville, Tennessee
Job Title: AWS Full Stack Java Developer Location: Columbia, South Carolina, United States Type: Direct Hire Work Model: Hybrid – onsite and remote Overview System One is seeking a AWS Full Stack Java Developer? to support the development, modernizatio...
Date Posted: 09/20/2026 Recommended
-
AWS Full Stack Java Developer
Columbia, South Carolina
Job Title: AWS Full Stack Java Developer Location: Columbia, South Carolina, United States Type: Direct Hire Work Model: Hybrid – onsite and remote Overview System One is seeking a AWS Full Stack Java Developer? to support the development, modernizatio...
Date Posted: 09/19/2026 Recommended
-
Java API Developer - 100% remote
Merrifield, VA
Job Title: Java API Developer - 100% remote Location: Remote Type: Contract Compensation: Negotiable Work Model: Remote – offsite Hours: 40 hours a week Security Clearance: None but full background check required MUST HAVE EXPERIENCE WITH MULESOFT AND ...
Date Posted: 08/26/2026 Recommended
-
Full Stack Developer
Merrifield, VA
Full Stack Developer Location: Vienna VA - Hybrid - 1-2 days on site Pay Rate: Open to Both C2C and W2 options Position Type: Multiyear Contract Basic Purpose To support software development organizational initiatives by designing and implementing new ...
Date Posted: 08/13/2026 Recommended
-
Sr. GIS Developer - HYBRID
Towson, Maryland
Job Title: Sr. GIS Developer/Systems Analyst - HYBRID Location: Towson, Maryland Type: Contract Compensation: $45.00 - $60.00 per hour Work Model: Hybrid – onsite and remote Hours: 40.0 per week Responsibilities Perform application development and supp...
Date Posted: 09/22/2026 Recommended
-
AWS Python Developer
Lafayette, Louisiana
Job Title: AWS Python Developer Location: Lafayette, Louisiana, United States Type: Direct Hire Work Model: Hybrid – onsite and remote Overview System One is seeking an experienced AWS Python Developer to support the development and modernization of cl...
Date Posted: 09/17/2026 Recommended
-
Generative AI Developer
Knoxville, Tennessee
Job Title: Generative AI Developer Location: Lafayette, LA, Knoxville, TN, Columbia, SC or Birmingham, AL Type: Direct Hire Compensation: $108,600.00 Work Model: Onsite – onsite Hours: 40.0 Security Clearance: (not specified) Overview Leave placeholder...
Date Posted: 09/10/2026 Recommended
-
Legacy .NET Developer
Vienna, VA
Job Title: Full Stack Developer Location: Vienna, VA Type: Contract Compensation: Open to Both C2C and W2 options Work Model: Hybrid – onsite and remote Responsibilities • Identify business requirements (e.g., needs, objectives, functions, features, in...
Date Posted: 09/01/2026 Recommended
-
SME Oracle APEX Developer
Washington, DC
Job Title: SME Oracle APEX Developer Location: Washington, DC (onsite) Type: Contract Compensation: $91.00 - $110.00/HR on W2 Security Clearance: Public Trust Responsibilities Support the full lifecycle development of custom Oracle Applications using O...
Date Posted: 09/16/2026 Recommended
-
Software Developer, Scientific Computer & DevOps
Bellevue, WA
Job Title: Software Developer, Scientific Computer & DevOps Type: Long-term Contract Compensation: $56.00 - $0.00 Work Model: Remote – offsite Hours: 40.0 Responsibilities: Contribute to software architecture discussions and implement approaches that s...
Date Posted: 08/11/2026 Recommended
-
Mobile Developer
Merrifield, VA
Mobile Developer Hybrid in Vienna, VA, Winchester, VA, Pensacola, FL, or San Diego, CA Long Term Contract W2 & C2C Options Description To support the development, maintenance, and enhancement of the organization's mobile banking applications across iOS...
Date Posted: 08/13/2026 Recommended
-
Mobile Developer
Merrifield, VA
Job Title: Mobile Developer Location: Hybrid reporting to Vienna/Winchester, VA, Pensacola, FL or San Diego, CA Pay Rate: Open to Both C2C and W2 options Position Type: Multiyear Contract Description To support the development, maintenance, and enhance...
Date Posted: 08/11/2026 Recommended
-
Java API Tech Lead
Pittsburgh , Pennsylvania
Job Title: Java API Tech Lead Location: Pittsburgh, Pennsylvania Type: Contract To Hire Compensation: $70.00 - $10,000.00 Work Model: Onsite – onsite Hours: 40.0 Security Clearance: Not specified Overview Leave placeholder text here for recruiter to in...
Date Posted: 06/29/2026 Recommended
-
Senior AWS Java/Python Developer with Microservices & API experience
Knoxville, Tennessee
Job Title: Senior AWS Java/Python Developer with Microservices & API experience Location: Knoxville, TN Type: Direct Hire Compensation: $98,000.00 Work Model: Onsite – onsite Hours: 40.0 Security Clearance: (not specified) Overview Leave placeholder te...
Date Posted: 09/09/2026 Recommended
-
Lead .Net Developer (Secret clearance)
Reston, VA
Lead .Net Developer Arlington, VA or Merrifield, VA - ONSITE Secret Clearance is required to start Must be able to obtain DEA clearance – 2-6 month process Responsibilities: • Lead a team of 5-7 developers in support of the mission with an ability to g...
Date Posted: 08/28/2026 Recommended
-
AWS Backend/Salesforce Integration Rules Engine Developer
REMOTE, Virginia
Job Title: AWS Backend/Salesforce Integration Rules Engine Developer Location: REMOTE Security Clearance: Must be willing and able to obtain a CMS T4 Public Trust clearance - Must be a US Person and have lived in the United States at least three (3) ou...
Date Posted: 08/27/2026 Recommended
-
Sr. Salesforce Developer - Columbia, SC
Columbia, South Carolina
Job Title: Sr. Salesforce Developer Location: Columbia, SC Type: Direct Hire Work Model: Hybrid – onsite and remote Hours: 40.0 Security Clearance: Not specified Overview We are seeking a Senior Salesforce Developer to lead development efforts within a...
Date Posted: 09/21/2026 Recommended