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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Full Stack Developer - **Company:** Unissant, Inc. - **Location:** Herndon, VA, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Agile Methodology, Software Applications, Systems Engineering, Confluence, JIRA, Oracle WebLogic Server, Eclipse (Software), Java Platform Enterprise Edition (J2EE), IBM Websphere Application Server, Java Persistence API, Python (Programming Language), Microsoft Visual Studio, Angular 2+, Simple Object Access Protocol (SOAP), Software Engineering, Web Services, Spring-boot, Information Technology, Atlassian Tools, Restful APIs, Microservices - **Published:** July 3, 2026 - **Apply:** https://www.careerjet.com/jobad/usf0deb38dd2e82f8487b0dbe95162da7a ## About the Role * Minimum 3+ years of hands-on development experience using Java, Spring boot Microservices, JPA and Angular 14+ * Experience with modern software engineering tools and methodologies including Eclipse, Spring Tool Suite (STS), Visual Studio Code, and Atlassian Products (Jira, Confluence). * Working experience on Web services (SOAP and Restful) and JEE Server experience (WebLogic, WebSphere etc.). * Experience with Unix/Linux. Education: * Bachelor's degree in Computer Science, Software Engineering, Information Technology, or related field with applicable experience is required. Applicable work experience may be considered in lieu of a degree. Certificates, Licenses, and Registrations: * This federal program requires the candidates to be a United States Citizen. * Must have a current CBP BI clearance or be eligible to obtain one. * Any related systems engineering, or related technical certifications are desired. Communication Skills: * Must have excellent written and verbal communication skills * Ability to convey technical information to non-technical individuals. * Demonstrated experience communicating effectively across internal and external organizations. * Must work well in a matrixed team environment. Travel: * On-site in Ashburn, VA Environmental Requirements: * Mainly sedentary; in an office environment * May be required to lift to ten (10) pounds * Flexible in working extended hours ## Description We are seeking a Full Stack Developer to join our team in Ashburn, Virginia to support the ongoing modernization and maintenance systems for the Department of Homeland Security (DHS), Customs and Border Protection (CBP) program. Qualified applicants may be subject to a security investigation and must meet minimum qualifications for access to classified information. This is a highly technical position; individuals will be screened by peers in a technical review of skills and experience., The candidate will be responsible for: * Design and implementation of modernized cloud-based applications using Angular 14 & Spring boot Microservices. * Support legacy JEE software applications on WebSphere. * Work with users in an Agile development approach to understand requirements, elicit feedback and refine solutions through demonstrations. * Present the solution at formal and informal design reviews and document the design according to the Government's system lifecycle methodology., The above statements are intended to describe the general nature and level of work being performed by the individual(s) assigned to this position. They are not intended to be an exhaustive list of all duties, responsibilities, and skills required. Unissant management reserves the right to modify, add, or remove duties and to assign other duties as necessary. In addition, where applicable and available, reasonable accommodation(s) may be made to enable individuals with disabilities to perform essential functions of this position. Please note: Candidate(s) will be required to go through pre-employment screening. Unissant, Inc. is a proud Equal Opportunity Employer! (EOE; M/F/Disability/Vets) Job Posted by ApplicantPro, MANTECH seeks a driven and mission-focused Python Software Developer to join our elite team based in Herndon, VA. In this role, you will contribute directly to innovative projects … + 8 days ago, MANTECH seeks a driven and mission-focused Senior Python Developer to join our elite team based in Herndon, VA. In this role, you will contribute directly to innovative projects th… + 9 days ago, MANTECH seeks a driven and mission-focused Python Software Developer to join our elite team based in Herndon, VA. 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