Senior Java Full Stack Developer
Lumen Solutions Group Inc.
Sr. Java Full Stack DeveloperLumen 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 services, IT Staffing, Business/IT Strategy, Business Process Blueprints, Enterprise Architecture, Enterprise Transformation.Location: Washington, DC (Hybrid – once in a month)Duration: 12-month contractJob Description: Java /Python Developer will help support the API Platform implementation. Senior Full-Stack Software Engineer responsible for building web applications using Python, Java, and many other cutting-edge technologies. We have shifted to adopting SAFe and encourage Contractors trained in SAFe, request that contractors have camera available and on majority of the time, and set expectations that they are part of Agile team on which we need them to embrace self-management and self-organization in terms of their iteration commitments, capacity planning, capacity allocation, etc. As long as they can come DC on need basis and attend the important SAFe ceremonies like PI onsite.Must Have:Strong Knowledge on Application Development using Software Development Life Cycle SDLC using various methodologies like Waterfall, Agile/Scrum.Expertise in working with various J2EE technologies including Hibernate, Servlets, JNDI, JMS, JDBC, SOAP and Rest based Web services, Concurrent programming.Experience in using Java coding in combination with AWS native services, Lambda, S3, Kinesis Stream.Excellent team player with good analytical, strategic planning and interpersonal and communication skills. Highly motivated, enthusiastic and self-starter.Lambda, ECS, step functions, ec2, ECS Fargate, Api gateway, dynamo dB, docker, cloud formation, Angular, IONIC.Preferred Qualifications:Desired knowledge in any API gateway solution.Lumen Solutions Group Inc is an equal opportunity employer. All qualified applicants will be considered for employment without regard to any legally protected status.
$83.43k - $222.48k
...family and one community at a time. We are looking for a Senior Full-Stack Developer to serve as the hands-on technical anchor for our... ...applications, web services, and cloud-native applications using Java, Spring Boot, React, REST APIs, JPA, messaging, and related...SeniorJavaHourly payFull timeTemporary workWork experience placementLocal area- ...Senior Full Stack Developer, Washington DCWe are seeking a Senior Full Stack Developer to work on a team building custom software for great customers... ...Cloud application services using Azure, AWS, or Google. – Java using Spring Boot, Hibernate, Node.js, etc. is a plus. –...SeniorJavaLocal area
- NetServices (NSI) seeks a Senior Java Full Stack Developer to join an agile software team. You will design and implement backend APIs with Java and Spring Boot, build secure UIs with React, and work with PostgreSQL schemas to scale systems. This role requires a U.S. Citizenship...SeniorJava
- Join Our Team as a Senior Full Stack Developer About Us Harmonia Holdings Group, LLC, an esteemed minority and female owned federal government contractor... ...Key Responsibilities Utilize expert‑level proficiency in Java with Springboot and microservices architecture. Apply...SeniorJavaFor contractors
- ...Health insurance Paid time off Vision insurance Role: Senior Full Stack Developer Active Top Secret or DHS Clearance. Location:... ...Hybrid Job Description: Seeking a Senior Full Stack Java Developer with 10+ years of experience designing, building,...SeniorJava
- ...Senior Java AWS Full Stack DeveloperWe are seeking a highly skilled Senior Java AWS Full Stack Developer to join our Randstad client in Washington, DC. This role is focused on developing, automating, and maintaining backend applications using Java and AWS technologies...SeniorJava
- ...About the role Seeking a highly experienced Senior Full Stack Java Developer to join our team in a hybrid role based in the Metro DC area. The ideal candidate will have over 10 years of experience in designing and building scalable enterprise data governance and...SeniorJava
- ...Support the integration and user acceptance testing of the systems. 8 to 10 Years Experience Must have Java development experience with ability to develop unit / integration test cases using Junit /TestNg. Must have ability to understand and work with code...SeniorJava
- ...About the job Senior Full Stack Java Developer Java Developer with experience in developing J2EE applications using REST/JSON, Spring, SpringBoot, J2EE. Designs, develops, and implements web-based Java applications to support business requirements. Drives technical excellence...SeniorJava
$145.6k - $174k
...change that moves missions and the government forward! As a Senior Full Stack Developer, you will be responsible for leveraging your expertise in... ...field with 8+ years of software development experience in Java/Core JEE platform. As required by local law, Accenture Federal...SeniorJavaWork experience placementLive inWork at officeLocal area- E-INFOSOL LLC is seeking a highly motivated Full Stack Developer to join our Washington, DC team as a full-time employee. The role focuses on developing and maintaining a production Java application with a Postgres backend and a Tomcat/JBoss server. Responsibilities include...SeniorJavaFull timeFor contractors
- COMFORT SYSTEMS is seeking an experienced Full Stack Developer to support the Compartmented Enterprise Services Office (CESO) program. This role... ...at least 8 years of experience in IT and is proficient in Java, JavaScript, and Python. The position is on-site in Arlington...SeniorJavaWork at office
$125k
...highly cleared engineers, analysts, and program managers represent some of the best talent locally available. The Senior Java Full Stack Developer will be a part of an agile software development team and integral in performing software development, O&M support, and...SeniorJavaFlexible hours$145.6k - $174k
...related field with 8+ years of software development experience in Java/Core JEE platform. As required by local law, Accenture Federal... ...grounded in our core values and our experience that hiring and developing great people who reflect different perspectives, experiences,...SeniorJavaContract workFor contractorsWork experience placementFor subcontractorLive inWork at officeLocal area$140k - $155k
...Enterprise Knowledge (EK) is hiring a full-time Senior Full Stack Developer to join our growing Enterprise Delivery team. In this role, you will bridge... ...: Deep proficiency in Python (preferred), Golang, or Java for backend development, and extensive experience with modern...SeniorJavaFull timeFor contractorsH1bWork at office2 days per week- Leidos Inc in Bethesda, MD, seeks a Sr. Full Stack Developer to design, build, and maintain systems across Java, JavaScript, Python in a DevOps environment. You will work on security-focused software, cloud environments, and customer tools, contributing to architecture,...SeniorJava
$118k - $170k
...workforce. Work You’ll Do As a Project - Senior Consultant, Technical Transformation on the... ..., and Lightning Web ComponentsDesign, develop, and maintain integrations between Salesforce... ...the use of back-end languages such as Java, Python, SpringExperience must showcase a...SeniorJavaLocal area- ...Senior Full Stack Java Developer Anywhere Type: Contract Category: Development Industry: Healthcare Workplace Type: Remote Reference ID: JN -072026-108131 Date Posted: 07/29/2026 Shortcut: Description Recommended Jobs Description...SeniorJavaHourly payContract workLocal areaRemote work
- GCyber is seeking a Full Stack Developer , to support our government customer. This role develops, tests, and maintains secure, reliable applications... ..., API/service, business logic, and data access layers using Java, JavaScript, Python, and Spring Boot in an Agile environment....SeniorJavaFull time
$112k - $179k
Full-Stack Developer - Senior Job Locations: US-VA-Herndon | US-MD-Bowie | US-NJ-Atlantic City Requisition ID: 2026-169423 Position Category: Information... ...development using modern programming languages such as Java, Springboot, Angular or similar. Experience designing and...SeniorJavaContract workShift work$146k - $234k
...Peraton is seeking Full Stack Developer with experience in Big Data, Data Analytics and designing and developing solutions within the cloud to... ...applications. Excellent development experience with Python, Java, Scala. Experience with developing on AWS. Experience with designing...SeniorJava- ...KDA Consulting Inc. is seeking a talented Full Stack Developer to support the design, development, and maintenance of enterprise-level applications... ...business logic using technologies such as Node.js, .NET, or Java Application Architecture & Integration Design and...SeniorJavaFull time
- Senior Full-Stack Java Developer Cooperidge Consulting Firm is seeking an experienced Senior Full-Stack Java Developer with expertise in Spring Boot and React to join a high-performing software development team supporting the Defense Information Systems Agency (DISA)....SeniorJavaFull timeTemporary workWork at officeLocal areaRemote work
$130k - $160k
...sourcing, and management solutions to DoD and federal civilian agencies in 40 states. Position Summary We are seeking a Senior Full-Stack Developer with Java, Spring Boot and React experience. You will be part of a talented software development team supporting the Defense...SeniorJavaWork at officeLocal areaRemote work$140k - $160k
...DescriptionEverforth ECS is seeking a highly skilled Senior Full Stack Engineer to remotely or in the... ...for excelling in this role include Java (with Maven, Gradle, etc), JavaScript... ...in legacy system modernization.5+ years developing responsive web apps using React, Redux,...SeniorJavaWork experience placementRemote work$85k - $170k
OverviewAs a Senior Software Developer, you will work with our growing DevSecOps practice delivering software features, APIs, and micros-service... ...and 2 years related IT experience5+ Years of experience with Java/React5+ Years of experience with Git SCM providers such as...SeniorJava- ...Cayuse is seeking a Senior Full Stack Developer to design and deliver secure, full-stack software in a mission-focused environment. You will work on Java/Spring backends, React front-ends, and PostgreSQL databases, while enabling CI/CD, AWS hosting, and compliant processes...SeniorJava
$125k
...best talent locally available. The Senior Full Stack Software Engineer will support the development... ...of the FBI FDP system using a Postgres/Java/React technology stack. These engineers... ...Key Responsibilities: • Design, develop, implement, test, and maintain front-...SeniorJavaFull timeFlexible hours$165k - $185k
Overview Job Title/Level: Full Stack Software Developer Location: Hybrid (for now). US residency required. Salary: $165,000 - $185,000 annually Schedule... ...supporting Agile development environments with HTML5, Java, JavaScript, Python, Tomcat, Apache, PostgreSQL, MySQL,...SeniorJavaFull time$170k - $200k
...Seattle & NYC SaaS company developing an innovative platform... .... We're seeking a Senior Fullstack Engineer who... ...system evolves. Tech stack: Python, MySQL, AWS,... ...features that work Own the full stack: Acting as an... ...as Node.js , Python, Java, or Go. ~ Startup DNA...SeniorJavaFull time
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