Software Engineer Full Stack Java Developer

Company: Nissint Technologies, LLC
Location: Hanover
Posted on: February 21, 2026

Job Description:

Job Description Job Description Benefits: Company Paid Health Insurance Company Funded HSA Flexible schedule Paid time off Signing bonus Training & development Tuition assistance At Nissint Technologies, you'll work on high-impact, cutting-edge projects with a skilled team of developers, delivering custom software solutions to the Intelligence Community. We offer a flexible, supportive environment with competitive compensation, professional growth opportunities, and a strong emphasis on work-life balance, ensuring you can thrive both personally and professionally. This job presents an exciting opportunity to collaborate with a group of talented professionals dedicated to providing critical infrastructure and advanced capabilities that enable secure, mission-critical operations across multiple agencies and domains. It encompasses a wide range of services designed to ensure seamless communication, robust cybersecurity, and efficient collaboration at various levels. Your role will be pivotal in safeguarding sensitive information and maintaining operational resilience against evolving cyber threats, and will focus on cross-domain collaboration while fostering coordinated efforts to protect national interests and execute intelligence missions effectively. Responsibilities Design, develop, and implement new features, interfaces, or code in Java based on user and customer requirements. Address technical challenges and provide solutions for existing Java components. Collaborate with senior team members on projects and initiatives related to ICAM products under Zero Trust architecture. Integrate front-end and back-end components to build fully functional web-based applications using modern technologies. Conduct testing, integration, and provide production support for ICAM products. Modify repository schemas to enhance backend functionality and support new data items. Respond to customer inquiries and troubleshoot issues related to ICAM products and services. Requirements 5 years of software development experience Experience with Java software development Experienced designing, developing, testing front-end User Interfaces (HTML, JavaScript or TypeScript) Desired Skills Experienced with ReactJS Experience with User Experience design to increase product usability Knowledgeable compliance accessibility standards for electronic and information technology as governed by Section 508 of the Rehabilitation Act Experienced with designing, developing, testing, integrating, and deploying Spring Boot applications running in Docker containers Proficient with Git version control and Maven build tools Experience with JSON and XML Experience with Kubernetes Skilled at building robust, scalable, secure, and high-performance applications Integration/Continuous Deployment (CI/CD) pipelines Familiarity with various AWS services (S3, EC2, ECR, etc.) Experienced with Oauth2/Open ID Connect development standards Able to write unit test cases using Junit/Mock testing frameworks PKI encryption and authentication Bash scripting experience and Linux environments One or more of the following certifications: AWS Professional/Specialty or Microsoft Azure Certification Excellent oral and written communication skills able to clearly communicate architecture and design concepts Ability to write technical documentation including wiki sites, blogs, XML/HTML Strong organizational and time management skills, including the ability to multi-task and work independently with minimum supervision to meet deadlines

Keywords: Nissint Technologies, LLC, Alexandria , Software Engineer Full Stack Java Developer, IT / Software / Systems , Hanover, Virginia