Guidewire Billing Center Developer

JOB DESCRIPTION A client of Insight Global is seeking an experienced Guidewire BillingCenter Developer to join their team. The Guidewire Developer is responsible for the analysis, development, configuration, and support of Guidewire applications within a cloud-based environment, with a strong emphasis on integrations. This role partners closely with business and technical teams to design, develop, configure, and maintain solutions within Guidewire BillingCenter. Responsibilities include configuring core BillingCenter components, such as the product model, workflows, and business rules, as well as building and supporting integrations using Guidewire Integration Gateway, REST APIs, and Gosu. The role also involves integrating with external systems, including Vertafore ImageRight, SmartComm, and Invoice Cloud, among others. The developer will analyze detailed business and technical requirements, troubleshoot production issues, and implement enhancements that improve system reliability, scalability, and performance. This role also supports the full software development lifecycle, including coding, testing, deployment, and maintenance, while leveraging database technologies such as SQL and Oracle. REQUIRED SKILLS AND EXPERIENCE • Strong hands‑on experience with Guidewire Billing Center • Proven experience working in Guidewire Cloud • Guidewire Billing certification required • 3+ years of experience in application development and system design • Proven experience building and supporting REST APIs and web service integrations • Hands‑on experience with: • API request/response handling • Authentication (OAuth, tokens, etc.) • Error handling and troubleshooting • Strong experience with enterprise system integrations and API‑driven architectures • Solid understanding of data flows across systems, including mapping and transformation • Experience with batch processing, messaging, or ETL‑style workflows • Working knowledge of databases (SQL) and enterprise application environments • Bachelor’s degree in Computer Science or equivalent experience with workers' compensation insurance systems