Leidos is seeking a talented Full Stack Software Developer to join our National Healthcare Safety Network (NHSN) Support program. The developer will support the continued modernization of NHSN application from a legacy architecture to a modern, cloud-based architecture using React micro frontends and Java microservices.
The ideal candidate has 2+ years of software development experience, a solid foundation in Java and modern web development, and an interest in building and modernizing mission-critical applications in an Azure cloud environment. The candidate should be comfortable working collaboratively within an Agile development team and learning new technologies and development practices. This position provides an opportunity to work alongside experienced architects and developers while contributing directly to the modernization of a large-scale, mission-critical public health system.
Job Responsibilities
- Design, develop, test, and maintain full-stack application features using Java, React, and RESTful APIs.
- Develop and maintain React-based micro frontends and Java-based microservices in an Azure cloud environment.
- Support the modernization of legacy applications to modern microservices and micro frontend architectures.
- Develop new application functionality and resolve software defects throughout the software development lifecycle.
- Develop and maintain unit and integration tests and support increased use of automated testing.
- Participate in code reviews and follow established software development, security, testing, and documentation standards.
- Collaborate with Business Analysts, QA engineers, architects, technical leads, and other developers to understand requirements and ensure accurate implementation.
- Troubleshoot application, configuration, integration, and deployment issues across development and test environments.
- Support application deployments to pre-production and production environments.
- Create and maintain technical documentation for application features, interfaces, and configurations.
- Participate in Agile activities including daily team meetings, backlog refinement, planning, demonstrations, and retrospectives, as applicable.
- Participate in modernization and technical knowledge-sharing activities across the development team.
- Follow architectural and technical guidance and contribute to continuous improvement of development practices.
- Use approved AI-assisted development tools to support software development, testing, troubleshooting, and defect resolution.
Required Qualifications
- Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related technical discipline and 2+ years of relevant software development experience, or equivalent combination of education and experience.
- 2+ years of hands-on Java development experience with Java 17+ and React.
- Experience developing or consuming RESTful APIs.
- Experience developing applications in a cloud environment, preferably Microsoft Azure.
- Understanding of microservices architectures and modern application development principles.
- Experience with relational databases, such as Azure SQL.
- Experience with source control, code reviews, build processes, and software development tools such as Git, Azure DevOps, or comparable tools.
- Experience developing and executing unit tests using JUnit or comparable testing frameworks.
- Experience working within an Agile software development environment, such as Kanban, Scrum, or SAFe.
- Demonstrated troubleshooting, analytical, and problem-solving skills.
- Ability to work collaboratively within a cross-functional development team.
- Ability and willingness to learn new technologies and adapt to changing customer and technical requirements.
Preferred Qualifications
- Experience with Azure DevOps and GitHub, including Azure Boards, Repos, and CI/CD pipelines.
- Experience developing and deploying containerized applications using Docker and Kubernetes or Azure Kubernetes Service (AKS).
- Experience with micro frontend architectures.
- Experience with KendoReact and Quarkus.
- Experience modernizing or migrating legacy applications to microservices and/or cloud-native architectures.
- Experience with OAuth 2.0 or other modern authentication and authorization technologies.
- Experience using AI-assisted software development tools.
- Familiarity with healthcare IT concepts, terminology, interoperability standards, and/or HL7 FHIR.
- Previous experience supporting CDC, NHSN, or other federal healthcare applications.
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.
Original Posting:September 3, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Skills Required
- Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or a related technical discipline, or equivalent education and experience
- 2+ years of relevant software development experience
- 2+ years of hands-on Java development experience with Java 17+ and React
- Experience developing or consuming RESTful APIs
- Experience developing applications in a cloud environment, preferably Microsoft Azure
- Understanding of microservices architectures and modern application development principles
- Experience with relational databases, such as Azure SQL
- Experience with source control, code reviews, build processes, and software development tools such as Git or Azure DevOps
- Experience developing and executing unit tests using JUnit or comparable testing frameworks
- Experience working within an Agile software development environment, such as Kanban, Scrum, or SAFe
- Demonstrated troubleshooting, analytical, and problem-solving skills
- Ability to work collaboratively within a cross-functional development team
- Ability and willingness to learn new technologies and adapt to changing customer and technical requirements
- Experience with Azure DevOps and GitHub, including Azure Boards, Repos, and CI/CD pipelines
- Experience developing and deploying containerized applications using Docker and Kubernetes or Azure Kubernetes Service
- Experience with micro frontend architectures
- Experience with KendoReact and Quarkus
- Experience modernizing or migrating legacy applications to microservices or cloud-native architectures
- Experience with OAuth 2.0 or other modern authentication and authorization technologies
- Experience using AI-assisted software development tools
- Familiarity with healthcare IT concepts, terminology, interoperability standards, or HL7 FHIR
- Previous experience supporting CDC, NHSN, or other federal healthcare applications
Leidos Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Leidos and has not been reviewed or approved by Leidos.
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Healthcare Strength — Healthcare coverage is described as comprehensive, with multiple plan options, low office-visit copays in some plans, and access to mental health and wellness support tools. The availability of HSA/FSA options and employer contributions is positioned as a meaningful part of the total package.
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Retirement Support — Retirement benefits are framed as a strong component of total rewards, highlighted by a 401(k) match and immediate vesting in the standard package. The Employee Stock Purchase Plan is also presented as an additional long-term wealth-building feature.
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Wellbeing & Lifestyle Benefits — Wellbeing and lifestyle supports extend beyond core insurance, including wellness programs, fitness-related stipends, and assistance resources. Work flexibility and related perks are also included as part of the broader rewards experience.
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What We Do
We Are Leidos For 50 years we have been tackling some of the biggest problems that face our nation and our world. OUR MISSION Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead.
