Java Developer Freelance jobs in Calverton

Premier Elevator Cabs is a small business in Waldorf, MD. We are professional and our goal is to provide the best craftsmanship to our customers. Take pride in what you fabricate. We manufacture high-end architectural metal products for the commercial elevator industry made from steel, stainless ste

Mroads is seeking a "Systems Programmer - z/OS" for one of its direct clients. This is a remote opportunity with the client. Required Experience: 10+ years performing general z/OS systems programming 5+ years performing installation, maintenance, configuration and support of a wide range of IBM, Bro

About this Position: Job Title: Software Programmer REQUIRED SKILLS: 5+ Years of Experience Developing .Net Solutions using C#, ASP.NET, XML, Java Script. Experience with law enforcement switch environments, including dispatch, communications, or public safety systems. 5+ Years of Experience with SQ

About DMI DMI is a leading provider of digital services and technology solutions, headquartered in Tysons Corner, VA. With a focus on end-to-end managed IT services, including managed mobility, cloud, cybersecurity, network operations, and application development, DMI supports public sector agencies

DRB HOMES

Description JOB PURPOSE Reviews, analyzes, and modifies programming of applications systems including encoding, testing, debugging and documenting programs. Ensures that programs can be integrated in the applications systems. ESSENTIAL FUNCTIONS Duties and Responsibilities Designs, tests and debugs

Full-time Description Take the next steps to your professional success as Solerity is a recognized leader in providing Information Technology, Engineering Services, Program Management and Consulting Services to the U.S Federal Government and our Intel Community. We enable our clients to achieve thei

Vacancy No VN805 Employment Type Full Time Location of role Gaithersburg, MD, Radnor, PA Department Biometrics Key Responsibilities The role of the Sr. Statistical Programmer is to oversee and/or contribute to the delivery of the in-house deliverables including CDISC conversion; statistical programm

Computer Programmer II About CICONIX: CICONIX LLC is a Veteran Owned Small Business specializing in business advisory and technical assistance for military health programs. We value exceptional people, unwavering integrity, inclusive collaboration, and enduring impact. . Location(s): Hyattsville, MD

Computer Programmer III About CICONIX: CICONIX LLC is a Veteran Owned Small Business specializing in business advisory and technical assistance for military health programs. We value exceptional people, unwavering integrity, inclusive collaboration, and enduring impact. . Location(s): Hyattsville, M

Your Impact Own your opportunity to serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our country from threats. Job Description As a Full Stack Java Developer, you'll perform software requirements analysis, system integration activit

Cardinal Technology Systems

Responsibilities Cardinal Technology Systems Corp. is a government IT solutions provider servicing commercial and government initiative in various parts of the United States. We are currently seeking a Senior Application Programmer to work for our company. Summary Must possess IT-I security clearanc

Title: java API Developer Location: Richmond, VA (Hybrid – 3 days onsite, Friday remote) Duration:9 month Introduction: We are seeking an experienced professional to design, develop, and manage scalable, high-performance APIs in a cloud-based environment. The ideal candidate will have strong experti

Position: Systems Software Programmer - Project Lead Location: Columbia, SC (29212) Client: State of South Carolina Duration: 12+ Months Job Description: We are seeking a skilled Systems Software Programmer - Project Lead to join our team for the SLED Law Enforcement Switch Project. The ideal candid

Job Description Job Title: Salesforce Marketing Cloud Developer Overview / Summary We are seeking a Salesforce Marketing Cloud Developer to configure, support, and enhance Marketing Cloud solutions, including email and SMS communications. This role involves developing automated campaigns, managing d

Job Description The duties of Application Programmers, in general Applications Programmer Duties: Analyzes functional business applications and design specifications for functional areas such as finance, accounting, personnel, manpower, logistics, and contracts. Develops block diagrams and logic flo

Job Title ITSM Application Developer and Systems Administrator Division/Department JIS, ITSM & Customer Services Closing Date April 29, 2026 Location Administrative Office of the Courts Judicial Information Systems Annapolis, MD Salary $105,570 FLSA Status Exempt Financial Disclosure Yes At Will

Job Title ITSM Application Developer and Systems Administrator Division/Department JIS, ITSM & Customer Services Closing Date April 29, 2026 Location Administrative Office of the Courts Judicial Information Systems Annapolis, MD Salary $105,570 FLSA Status Exempt Financial Disclosure Yes At Will

The University of Maryland School of Medicine (UMSOM) – Institute for Human Computing (IHC) is currently recruiting a Senior Health Services Research Programmer. The UM-IHC is a collaborative initiative of the University of Maryland Baltimore, the University of Maryland College Park, and the Univers

Dear Applicant, Please let me know if you are interested. Job Title – Sr. Java FSD Location – Mclean, VA – Onsite 5 days / week Hire Type – Fulltime Job Description 8+ years of experience in Design and Development of applications using Java 8+/J2EE, Spring, Spring-Boot, RESTful Services and UI Frame

Client Technologies Technician - Advanced Remote: Clemson, SC About the Job Duration: Long term Contract Position Location: Remote: Clemson, SC Pay rate: Hourly Job ID: 10706 Overview: Client is seeking Lead the design and delivery of a law enforcement switch project supporting secure, real-time dat