Java Developer jobs in Greenbelt

Job Description: Job Title – Java / Python Developer Location – Washington, DC (Hybrid) Duration – 12 Months Direct client It’s a hybrid position, not 100% remote Job Overview Java /Python Developer will help support the API Platform implementation. Senior Full-Stack Software Engineer responsible fo

Booz Allen Hamilton

€99,000 - €225,000 /year

Requirements Must have: - Over 5 years of experience with website programming, basic graphic techniques, SQL, HTML, XML, Java, Java Applets, and JavaScript - Capability to work independently as well as collaboratively in a fast-paced environment - Active TS/SCI clearance - High school diploma or GED

Company Description Lumen Solutions Group Inc. is a technology consulting Services company based in Florida. We provide a wide array of experienced business and IT professionals supporting clients from solution design to implementation and support. We specialize in professional IT consulting service

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

XFORIA Inc

Title: Java Full Stack Developer T ype : Contract - W2 only Location : McLean, VA (Hybrid - 3 days per week) Job Summary: We are looking for a skilled Java Full Stack Developer with experience in building scalable web applications. The candidate will be responsible for developing both backend servic

Role: Spark Developer with Java Location: McLean, VA (Onsite) Employment Type: Contract (C2C) Experience: 8+ Years Job Overview We are seeking a highly skilled Spark Developer with a strong Java background to join our team supporting a leading client. The ideal candidate will have hands-on experienc

Dice is the leading career destination for tech experts at every stage of their careers. Our client, Apex Systems, is seeking the following. Apply via Dice today! Job#: 3029075 Job Description: We are hiring Developer-Java/J2EE Specialist! Role: Developer-Java/J2EE Specialist Supporting: Large Finan

Axiom Technologies

Requirements Must have: - Active TS/SCI Security Clearance required - Proficiency in Golang with experience in backend and distributed system development - Familiarity with message queues and data streaming technologies such as Kafka, NATS, or RabbitMQ - Strong understanding of database systems (SQL

Job Description: Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able To Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Software Engineering Skills: Job Qualifications: Application Development,

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

CNC Machine Programmer (Laser / Punch / Fabrication) KSM Industries Germantown, WI Position Summary The CNC Machine Programmer is responsible for creating, optimizing, and maintaining programs for laser cutting, combination laser/punch machines, and other CNC fabrication equipment. This role plays a

Class Description CCBC has two levels of Programmer roles, each with increasing responsibilities and requirements. The specific responsibilities, requirements, and pay ranges for each level are detailed below. Programmer I is a entry-level position supports the development, maintenance, and operatio

Role: Java Backend developer Location: Rockville, MD Duration: 6 months; long-term extensions Work Authorization: Any Interview: 2 rounds; Offer “A senior-level java backend/platform engineering role focused on building AWS-based APIs that serve large-scale big data platforms. Strong experience with

RoyOMartin

Primary Responsibilities The IT Programmer is responsible for designing, developing, testing, and maintaining software applications and systems that support organizational operations. This role works closely with business units, IT staff, and end users to translate business needs into functional tec

#W2 Role Job Title: Clinical SAS Programmer No of positions- 2 **Location- Remote Experience Required:6+ Years Education: Bachelor's degree in Computer Science, Computer Engineering, or related technical field** Job Summary We are seeking a Clinical SAS Programmer with strong experience in SAS progr

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

Job ID: 2611342 Location: Chantilly, VA, US Date Posted: 2026-04-13 Category: Business Development Subcategory: Business Dev Schedule: Casual (includes On-Call and Temporary) Shift: On Call Job Travel: No Minimum Clearance Required: Top_Secret Clearance Level Must Be Able to Obtain: TS/SCI with Poly