Java Developer Freelance jobs in Leesburg

Dev Technology

Clearance: US Citizenship Required. Ability to obtain the required government security clearance (CBP Public Trust Final). This is a hybrid position with 1-2 days per week onsite in Ashburn, Virginia. Dev Technology Group is hiring an Application Developer to support a dynamic government customer wi

Leidos

€107,900 - €195,050 /year

Requirements Must have: - Bachelors degree in Engineering, Mathematics, Physical Science, Computer Science, or a related field demonstrating equivalent software development competencies. - A minimum of 7 years in a combination of designing, developing, and deploying real-time acoustic signal process

Titl e Application Programmer – 1 Position. Client State of LA Location Onsite - Baton Rouge, LA Resumes Due 17 th Nov Rate Up to $ 64/hr Duration 1+ year Description/Role The Office of Technology Services (OTS) was established as a means of recognizing cost savings through the consolidation of Stat

ICF International

We are seeking a Junior Software Engineer (Web Developer/Programmer) to support the design, development, and maintenance of high‑quality websites and web applications. This role works closely with designers, developers, and content teams to deliver accessible, usable, and standards‑compliant web sol

Description Please note that the availability of this position is contingent upon contract award. Description: Computer hardware and software engineers’ research, design, develop, and test computer hardware and software programs. Hardware refers to computer chips, circuit boards, computer systems, a

DataLab USA*™* is an analytics and technology driven database marketing consultancy. We combine sophisticated technology, cutting edge analytics and an intrinsic understanding of marketing to build large-scale addressable marketing programs for Fortune 500 companies. Our clients operate in multiple

General Dynamics Information Technology

$107,744 - $115,000 /year

Type of Requisition: Regular Clearance Level Must Currently Possess: Other Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: BI Full 6C (T4) Job Family: Software Engineering Job Qualifications: Skills: Java, Spring Boot, Web Services Certifications: None Experience: 5 + years

Koniag Government Services, LLC

$150,000 - $180,000 /year

Kadiak, LLC, a Koniag Government Services company, is seeking a Java Developer with a TS/SCI security clearance to support Kadiak and our government customer in Vienna, VA. This position offers a hybrid work schedule (4 days onsite, 1 days telework). This is a surge position. We offer competitive co

General Dynamics Information Technology

$70,658 - $80,500 /year

Type of Requisition: Regular Clearance Level Must Currently Possess: Other Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: BI Full 6C (T4) Job Family: Software Engineering Job Qualifications: Skills: Angular, Java Software Development, Spring Framework Certifications: None

Description Java Developer: At B&A, we foster and embrace a distinct set of values that we live by and instill in all aspects of our organization: dedication, commitment, partnership, trust, and recognition. We have incorporated these values into successful delivery for our customers since 1988.

Job Announcement Join a high-performing, centralized IT team supporting critical applications within the Health and Human Services (HHS) program area—comprised of six independent County agencies and a broad network of community partners dedicated to enhancing the well-being of Fairfax County residen

SAIC

Requirements Must have: - Bachelors degree in computer science or a related engineering field with a minimum of 2 years of technical experience. - Proficient in provisioning, operating, and maintaining systems on AWS or comparable cloud platforms. - Skilled in HTML, CSS, JavaScript, Angular, React,

Cymertek

Java / Spring Developer LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented and driven Java / Spring Developer to join our team and contribute to the development of robust and scalable enterprise applic

Description Jr. Java Developer: At B&A, we foster and embrace a distinct set of values that we live by and instill in all aspects of our organization: dedication, commitment, partnership, trust, and recognition. We have incorporated these values into successful delivery for our customers since 1

Description Sr. Java Developer At B&A, we foster and embrace a distinct set of values that we live by and instill in all aspects of our organization: dedication, commitment, partnership, trust, and recognition. We have incorporated these values into successful delivery for our customers since 19

Description We are seeking a Junior Software Engineer (Web Developer/Programmer) to support the design, development, and maintenance of high‑quality websites and web applications. This role works closely with designers, developers, and content teams to deliver accessible, usable, and standards‑compl

Spectraforce Technologies

Job Title: Java Lead - API Developer Duration: 9 Months Location: Richmond VA 23238 We are looking for an API Developer Required Skills Programming Languages: Proficiency in at (Python, Java, Go) RESTful API Design: Deep understanding of REST principles, HTTP methods, status codes API Protocols: RES

A company is looking for a Java Full Stack Developer. Key Responsibilities Develop applications using Java 8/JEE, Angular 2+, React.js, SQL, Spring, HTML5, CSS, JavaScript, and TypeScript Write scalable, secure, maintainable code and create, deploy, and maintain automated system tests Collaborate wi

3Core Systems, Inc is an SAP and Success Factors Partner with employees located across the United States. Our organization is dedicated to customer and employee satisfaction. We provide High Quality, Cost efficient and Competitive Solutions and Resources. 3Core Systems is looking for a Java Develope

SAIC

SAIC is currently seeking a motivated, career and customer-oriented Full Stack Java/JEE Developer (Journeyman) to join our team to begin an exciting and challenging career in Ashburn, VA. Job Responsibilities: * Work closely with team leads, developers and automation engineers to design, develop, an