Senior Fullstack Java Developer jobs in Washington

System One

Full Stack Developer (UI focused) Washington, DC – hybrid (3 days a week onsite) Candidates must be able to work without sponsorship Must be able to obtain Public Trust clearance 6 month contract System One is seeking a mid-level Full Stack Developer to work for a large government contractor. This i

ATC, Inc.

Senior Java Developer (5+ yrs) building scalable enterprise applications with strong Drools expertise (rule authoring, optimization, decision automation) Experienced in microservices, REST APIs, and cloud deployments; delivers high-performance, secure solutions Translates complex business rules into

Prometheus, LLC

€160,000 - €170,000 /year

Requirements Must have: - Active DOD Secret Clearance required - Minimum of 4 years of experience as a Full Stack Java Developer - Proven expertise in backend Java development and familiarity with modern frontend frameworks - Proficient in Java and Spring Boot - Experience with frontend technologies

Antler Ltd

We are currently looking for an Entry-Level Java Developer for a 100% remote position on a large federal government project. This role offers an excellent opportunity for early-career developers to gain hands-on experience in full-stack application development while working alongside experienced eng

Vedasoft Inc

The project is remote, but they have to come to Washington DC once every 2 months for 1 day Key Responsibilities: Design, develop, and maintain web applications using .NET Core, ASP.NET, and other related technologies. Implement front-end interfaces using HTML, CSS, JavaScript, and frameworks/librar

Veterans EZ Info Inc

We are currently looking for an Entry-Level Java Developer for a 100% remote position on a large federal government project. This role offers an excellent opportunity for early-career developers to gain hands‑on experience in full‑stack application development while working alongside experienced eng

Veterans EZ Info Inc

A government technology solutions provider is looking for an Entry-Level Java Developer for a 100% remote role on a federal government project. This position offers early-career developers a chance to work with experienced teams on full-stack applications, contributing to modernization and digital t

SynergisticIT

Requirements Must have: - Relevant educational background in technology or a related field - Understanding of Applicant Tracking Systems (ATS) and how to optimize resumes - Proficiency in key programming languages (e.g., Java, Python) - Familiarity with industry-standard technologies (e.g., Git, CI/

Accenture

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, nation

Accenture Federal Services

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, nation

Antler Ltd

Antler is seeking an Entry-Level Java Developer for a fully remote position working on a significant federal government project. This role is ideal for early-career developers looking to gain hands-on experience in full-stack application development. Candidates will work with senior developers on cl

Prometheus, LLC

Requirements Must have: - Active DOD Secret Clearance is mandatory - A minimum of 4 years of experience as a Full Stack Java Developer - Proficient in backend application development with Java and Spring Boot - Strong familiarity with frontend technologies, especially Angular - Experience in the ent

ASSYST is seeking a highly experienced and motivated Lead Java Full Stack Developer to join our client's dynamic engineering team in Washington D.C. (Remote Role) The candidate shall lead a team of talented developers in designing, building, and deploying enterprise-scale applications using a modern

Unissant, Inc.

Unissant, Inc. delivers innovative capabilities to the agencies that keep our nation healthy and safe. We apply our domain expertise, data acumen, and technology know-how to achieve breakthrough results for our clients. Working collaboratively, we advance missions and careers through a focus on hone

The Squires Group

Overview Remote opportunity. Immediate impact. National mission. Our client is seeking a Secret‑cleared Java Full Stack Developer to help modernize one of the federal government’s most mission‑critical investigative systems. This fully remote role puts you on the front lines of large‑scale transform

Digital Charter

€125,000 - €125,000 /year

Requirements Must have: - Minimum 7 years of proven experience in software development, adhering to SDLC and Agile methodologies - Proficient in Python for backend systems and application logic - Skilled in developing Angular web applications using TypeScript - Familiar with deployment processes uti

Dev Technology

Northern Virginia and DC Metro Area Dev's Talent Network is designed to create a network of talented applicants who are interested in working for Dev Technology and are waiting for a job opening that matches their skills and experience. The Dev Talent Network is a community of highly qualified techn

Akumen, Inc.

Position Title: Full Stack Java Developer (Senior Level) Clearance Requirement: Active DOD/DSS SECRET security clearance or higher (interim acceptable) Location Requirement: All applicants must reside in DC/MD/VA. This position is NOT remote – work location is downtown Washington, DC. Overview: As a

Advance Digital Systems

We are seeking an experienced Lead developer responsible for building user-centric, high-performance web applications using Angular and cloud-native backend services. Focuses on front-end engineering while maintaining full-stack integration, security, and DevOps alignment in AWS environments . Posit

Innovative Object Solutions

Requirements Must have: - 4+ years of professional experience in full-stack development - Extensive knowledge of Angular, TypeScript, HTML5, SCSS, and REST integration - Practical experience with Java 11+, Spring Boot, and RESTful microservices - Familiarity with AWS cloud services, Git, Maven/Gradl