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.Net Core Developer - Fiserv Core Banking

Job in Seattle, King County, Washington, 98101, USA
Listing for: Kaav, Inc.
Full Time position
Listed on 2026-06-30
Job specializations:
  • Software Development
    Backend Developer, DevOps, .NET Developer, Cloud Engineer - Software
Job Description & How to Apply Below
Client & Project:

We are seeking a skilled .Net Core Developer to join the Engineering & Networks team.

This role offers the opportunity to collaborate on complex projects in the banking industry, specifically working with Fiserv Core Banking (Corillian platform).
Work Location:
  • Remote (No local requirement)
  • Travel & expenses paid by the client
Must-Have Skills:
  • Fiserv Corillian Core Banking Experience
  • Modern .Net Development (.Net Core, C#)
  • Core Banking Knowledge
  • Years of Experience Needed:

    5-7+ years
    Key Responsibilities:

    ? Microservice Architecture:
    • Participate in refactoring monolithic systems into microservices
    • Develop solutions addressing the unique complexities of this transition
    ? REST API Development:
    • Build and manage REST APIs
    • Rapidly develop stable endpoints and create new APIs on demand
    ? Test-Driven Development (TDD):
    • Write exceptional test coverage in applications
    • Ensure code meets high standards before deployment
    ? Dev Ops & Azure Pipelines (CI/CD):
    • Work with Azure Dev Ops for core deployment tooling
    • Troubleshoot pipeline failures and optimize automation processes
    ? Secure Coding Practices:
    • Develop secure, compliant code with DAST/SAST integration
    • Address security vulnerabilities proactively
    ? Logging & Monitoring:
    • Implement effective alerting and monitoring systems
    • Troubleshoot issues by querying logs and monitoring metrics
    ? Domain-Driven Design (DDD):
    • Develop APIs using DDD principles with minimal onboarding time
    Technical Skills Required:

    ? Fiserv Core Banking (Corillian platform)
    ? .Net Core, C# (writing and troubleshooting)
    ? Azure (Cloud, Load Balancing, UPF, YAML)
    ? Integration of DAST & SAST
    ? CI/CD pipeline troubleshooting
    ? Logging & monitoring (e.g., Azure Insights, App Monitoring tools)
    Industry & Education Requirements:
    • Industry experience: Banking sector experience required
    • Education: Not specified
    Required Skills :
    Power Systems

    Basic Qualification :

    Additional Skills :

    This is a high PRIORITY requisition. This is a PROACTIVE requisition

    Background Check :
    No

    Drug Screen :
    No
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