Full Stack Software Developer

Battelle delivers when others can’t. We conduct research and development, manage national laboratories, design and manufacture products and deliver critical services for our clients—whether they are a multi-national corporation, a small start-up or a government agency.

We recognize and appreciate the value and contributions of individuals from a wide range of backgrounds and experiences and welcome all qualified individuals to apply.

This role is for a temporary Contractor and is slated for 9-12 months. Battelle’s MDS team is seeking an experienced Full-Stack Software Developer Contractor to support modernization of a mission-critical Purchase Tracking System using Angular, .NET, and Azure services. In this role, you will help replace a legacy purchasing workflow application with a modern, secure web application architecture. The current system supports quality-related purchasing workflows across the organization and is being modernized to reduce operational, security, maintenance, and audit risk.

You will work as part of the PTS development team under the direction of the Software Lead, contributing to MVP development, pilot rollout support, and production readiness.

• Develops, modifies, debugs and evaluates programs for assigned functional areas.
• Analyzes existing programs and formulates logic for new systems. Formulates logic, prepares flowcharting, performs coding and tests/debugs programs.
• Develops conversion and system implementation plans.
• Prepares and obtains approval of system and programming documentation.
• Recommends changes in development maintenance and system standards.
• Reviews system requirements and business processes.
• Maintains current knowledge and skills on relevant topics and technologies. Includes pursuing/maintaining technical certifications, as appropriate.

• The selected candidate will support development of the modernized PTS application using established enterprise architecture patterns and development standards.
• Develop application features using Angular and .NET Web API.
• Implement REST APIs, user interface components, and database integrations.
• Integrate with enterprise services, including Microsoft Entra , Azure SQL, and Azure Blob Storage.
• Follow enterprise Git Hub development workflows, CI/CD pipelines, and security scanning standards.
• Participate in design reviews, pull requests, testing, and defect remediation.
• Support pilot rollout activities and production readiness efforts.
• Contribute technical documentation supporting system implementation and ongoing maintainability.

• The modernization effort is expected to include the following technologies and platform services:
• Angular front-end application development
• .NET 8 Web API backend services
• SQL Server data storage
• Azure Blob Storage for attachments
• Microsoft Entra  with application roles
• Azure Application Insights for telemetry and monitoring
• Azure-hosted container/Kubernetes environment
• Git Hub repositories and Git Hub Actions CI/CD workflows
• JFrog Artifactory for package management
• Azure Key Vault for secure secret storage

• Bachelor’s degree in Computer Science, Information Systems, or a related discipline; or an equivalent combination of education and experience.
• At least five years of experience developing enterprise software applications.
• Full-stack development experience across front-end, API, and data layers.
• Experience with .NET, C#, ASP.NET Web API, and modern cloud technologies.
• Experience with modern JavaScript frameworks such as Angular or React and single-page application architecture.
• Experience working with cloud platforms such as Microsoft Azure or AWS.
• Experience working with RESTful APIs and asynchronous programming models.
• Strong analytical, troubleshooting, and problem-solving skills.
• Ability to work independently and collaboratively within a technical project team.

• Experience working with Git Hub and CI/CD pipelines.
• Experience deploying applications in containerized or Kubernetes environments.
• Familiarity with Azure services such as Application Insights, Blob Storage, and Key Vault.
• E…