Full Stack JAVA Developer

Istream Solutions Inc · Ashburn, VA, US

Contract$110,000 – $150,000Published Jul 22, 2026

Apply directly on Istream Solutions Inc’s careers site — no account needed.

About the role

Job Overview:

We are seeking a talented and motivated Full Stack Java Developer to join our innovative software engineering team. In this role, you will design, develop, test, and maintain scalable, high-performance web applications and microservices that support mission-critical business operations. You will build robust back-end services, intuitive front-end applications, and secure RESTful APIs while leveraging modern cloud technologies and best practices.

As a key member of an Agile Scrum/SAFe team, you will collaborate with software engineers, business analysts, product owners, and stakeholders to deliver high-quality software solutions. This is an excellent opportunity to work with cutting-edge technologies, including Java, Spring Boot, JavaScript frameworks (Angular/React), RESTful APIs, Microservices, Docker, Kubernetes, AWS, and Azure, while contributing to the development of secure, scalable, and cloud-native applications.

The ideal candidate is a self-starter with strong problem-solving skills, a passion for software development, and experience delivering enterprise applications in a collaborative Agile environment

Duties:

  • Design, develop, test, debug, deploy, and maintain high-quality software applications throughout the full Software Development Life Cycle (SDLC).
  • Develop scalable, secure, and maintainable full-stack applications using modern development frameworks and best practices.
  • Work independently with minimal supervision while effectively managing priorities and meeting project deadlines.
  • Collaborate with software developers, business analysts, product owners, QA engineers, and other cross-functional team members within Agile Scrum and SAFe environments.
  • Translate business and customer requirements into well-defined user stories and deliver working software at the end of each sprint.
  • Participate in sprint planning, backlog refinement, daily stand-ups, sprint reviews, demonstrations, and retrospectives to support continuous improvement.
  • Mentor junior developers through technical guidance, code reviews, and knowledge sharing to strengthen team capabilities.
  • Troubleshoot and resolve complex technical issues, identify root causes, and implement effective, long-term solutions.
  • Communicate technical challenges, design options, risks, and recommended solutions clearly to project leadership, Prime contractors, and CBP stakeholders.
  • Collaborate with product teams to develop innovative solutions that improve system functionality, performance, security, and reliability while supporting CBP's mission objectives.
  • Follow secure coding standards, DevSecOps practices, and software engineering best practices to deliver high-quality, reliable applications.
  • Contribute to technical documentation, system design discussions, and architecture decisions to ensure maintainable and scalable solutions.

Experience:

  • Bachelor's degree in Computer Science, Engineering, or a related technical field with 12+ years of relevant experience, or a Master's degree with 10–13 years of relevant experience.
  • Must be a U.S. Citizen with the ability to obtain a CBP Background Investigation (BI) Public Trust Clearance.
  • Minimum 10 years of software development experience in an Agile and DevSecOps environment with a proven track record of delivering high-quality software solutions.
  • Java
  • SQL and PostgreSQL
  • HTML5, CSS, JavaScript
  • Spring Framework, Spring Boot, Spring MVC
  • Angular and/or React
  • Struts, JavaServer Faces (JSF)
  • JDBC and Hibernate
  • Oracle WebLogic Server
  • Red Hat OpenShift Container Platform (OCP)
  • Experience developing and integrating SOAP and RESTful Web Services.
  • IBM MQ
  • Apache Kafka
  • Secure FTP (SFTP)
  • Jira
  • Confluence
  • GitLab
  • Jenkins
  • SonarQube
  • JUnit
  • Strong understanding of object-oriented programming principles, software architecture, and design patterns.
  • Experience collaborating with cross-functional development teams to design and implement solutions for complex technical challenges.
  • Demonstrated ability to improve development processes and team efficiency through continuous improvement initiatives.
  • Excellent analytical, problem-solving, written, and verbal communication skills.
  • Proficiency with Microsoft Office applications, including Word, Excel, Visio, and PowerPoint.

Preferred Qualifications:

  • Active CBP Background Investigation (BI) or Top Secret (TS) Clearance.
  • Experience supporting one or more applications within the CBP BEAGLE Program under BEMSD.
  • Experience with automated testing frameworks such as Selenium and Citrus.
  • Experience developing and deploying applications in AWS cloud environments.
  • Knowledge of NoSQL databases such as MongoDB, Cassandra, or DynamoDB.
  • Experience developing cloud-native, containerized applications using modern DevSecOps and CI/CD practices.
  • Familiarity with microservices architecture and enterprise application integration patterns.

Join our team and help build innovative, mission-critical solutions that power the future of digital government services. We are looking for passionate, collaborative problem-solvers who thrive in a fast-paced Agile environment and are committed to delivering high-quality software. If you're ready to make a meaningful impact while working with cutting-edge technologies alongside a talented engineering team, we'd love to hear from you.

Pay: $110,000.00 - $150,000.00 per year

Work Location: Hybrid remote in Ashburn, VA 20146

Description sourced from the public Indeed listing — this role isn't indexed from the company's career page yet.

Skills

  • Java
  • SQL
  • PostgreSQL
  • HTML
  • CSS
  • JavaScript
  • Spring Boot
  • Angular
  • React
  • REST

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