FIS .NET Developer Hybrid

Job Title: FIS .NET Developer

Location: Lisle, IL

Work Model: Hybrid Onsite as required

Openings: 1 Position

We are looking for an experienced FIS .NET Developer with strong hands-on experience in FIS Platform, BLD Logic, Crystal Reports, and SQL Server. The candidate will be responsible for application development, customization, reporting, troubleshooting, and modernization initiatives.

Must have:

• FIS technical development skills,
• strong understanding of BLD logic,
• ability to perform configurations and customizations,
• develop/support Crystal Reports, and possess strong SQL Server expertise for writing queries, debugging data issues, optimizing performance, validating reports, and supporting integrations.

Required Skills:

• Strong experience with Microsoft .NET technologies
• C# / ASP.NET Core
• REST APIs and Microservices
• Event-driven architecture
• FIS Platform technical development experience Must Have
• Strong understanding of BLD Logic Must Have
• FIS configurations and customizations
• Crystal Reports development/support Must Have
• Strong SQL Server experience
• Complex SQL queries
• Data troubleshooting/debugging
• Performance optimization
• Report validation
• Integration support
• Experience with application enhancements, BLD updates, report builds, defect fixes, and deployment preparation
• Experience with Docker and Kubernetes
• Azure Kubernetes Service (AKS) / Azure cloud experience

Responsibilities:

• Develop and maintain applications using .NET/C#
• Perform FIS platform configurations and customizations
• Develop and support Crystal Reports
• Work with BLD logic and implement technical enhancements
• Troubleshoot application, database, reporting, and integration issues
• Optimize SQL queries and application performance
• Support deployment and production activities
• Contribute to modernization and cloud-native initiatives using Docker, Kubernetes, and AKS

Candidate Requirements:

• Must be able to work in Lisle, IL under the hybrid model
• Strong FIS Platform experience is required
• BLD + Crystal Reports + SQL Server experience is highly preferred