Senior Software Engineer

Kalepa; Cincinnati (OH); Hybrid; USD 110,000 - 160,000; Full time

Job summary

Core Specialty is seeking a Senior Software Engineer to join our Cincinnati or Dallas teams. You will configure and extend our core insurance platform components, including policy lifecycle workflows, rules, forms, and integrations with external services like rating and claims vendors.

You will collaborate with product, QA, and integration teams to deliver compliant, scalable insurance products while focusing on maintainability, performance, and quality releases. A hybrid schedule is offered.

Qualifications

• Experience configuring or extending enterprise or policy administration platforms.
• Design and implement APIs and integrations.
• Proficiency with SQL Server and data modeling.
• Familiarity with XML/XSLT used for document generation.

Responsibilities

• Configure insurance product models and rules using platform tools.
• Develop, test, and optimize underwriting logic and pricing calculations.
• Design and implement integrations between core platform and external systems.
• mentor junior team members and participate in code/configuration reviews.

Skills

C#/.NET Core

.NET Core Web APIs

Next.js

SQL Server

API development

Application deployment

Education

Bachelor’s Degree in IT or related field

Job description

## Senior Software EngineerApply: Cincinnati, OH: Full time: Posted Yesterday: JR101575-Serve as a Technical Specialist working on Core Specialty's Insurance Platform (Duck Creek), responsible for the design, configuration, and extension of core insurance systems supporting Policy, Billing, and Claims workflows. This role focuses on delivering compliant, scalable insurance products by configuring platform capabilities, extending business logic, and integrating with enterprise systems.You will partner closely with product managers, business analysts, QA, and integration teams to implement rules, forms, transactions, and APIs, applying industry best practices and modern integration patterns while working within the insurance platform ecosystem. The selected candidate will be required to work a **hybrid schedule (3 days in office / 2 remote)** from our **Cincinnati, OH** or **Dallas, TX** office. **No relocation assistance** is offered for this role.**Applicants must be authorized to work for any employer in the U.S. We are unable to sponsor or take over sponsorship of an employment Visa for this position.****Key Accountabilities & Deliverables*** Configure insurance product models—including lines, coverages, underwriting rules, rating factors, and forms—using platform configuration tools to meet business and regulatory requirements.* Build and customize transactional behaviors supporting key policy lifecycle events such as quote, issue, endorsement, renewal, and cancellation.* Develop, test, and optimize rules and logic that automate underwriting decisions and pricing calculations.* Design and generate policy documents and outputs (e.g., declarations, endorsements) using XML/XSLT- or template‐driven form technologies.* Design and implement integrations between the core insurance platform and external systems (e.g., rating services, claims vendors, finance/GL, document management, data platforms) using APIs and open standards.* Contribute to platform design decisions with a focus on maintainability, performance, and scalability; conduct peer reviews and mentor junior team members.* Produce unit and integration tests, collaborate with QA on automation approaches, and support high‐quality releases with minimal defect leakage.* Manage and optimize SQL Server database objects and operational processes, including batch jobs, data fixes, and environment support activities.* Perform other duties as assigned.**Technical Knowledge & Skills*** Experience configuring or extending **enterprise or policy administration platforms**, including transactional workflows, rules engines, forms, and integrations.* Coding in **C#/.NET Core, .NET Core Web APIs, Next.js, SQL Server, API development/integration, and application deployment*** Experience designing or consuming **APIs** and supporting system‐to‐system integrations.* Proficiency with **SQL / SQL Server**, including schema understanding, writing and tuning queries, and supporting batch or operational processes.* Working knowledge of **XML, XSLT, and HTML** commonly used for document generation, integrations, or platform customization.* Strong collaboration skills with business users, QA teams, and external vendors.**Required Experience & Preferred Qualifications*** Bachelor’s Degree in Information Technology or a related discipline (or equivalent practical experience).* 5+ years experience coding in **C#/.NET Core, .NET Core Web APIs, Next.js, SQL Server, API development/integration, and application deployment.*** **5+ years experience** implementing, configuring, or extending **enterprise platforms, policy administration systems, or comparable commercial off‐the‐shelf (COTS) platforms required.*** Previous experience with insurance platforms preferred.* Exposure to **API‐first, headless, or modern integration architectures** is preferred.* Familiarity with **cloud or SaaS delivery models**, including upgrade‐friendly design and operational constraints, is a plus.* Demonstrated mentoring or technical leadership experience, including code/configuration reviews and delivery ownership.* **DevOps / CI/CD** experience preferred.* Previous experience with Duck Creek platform strongly preferred.Applicants must be authorized to work for any employer in the U.S. We are unable to sponsor or take over work authorization sponsorship now or in the future for this position. #LI-Hybrid-At Core Specialty, you will receive a competitive salary and opportunities for professional development and advancement. We offer medical, dental, vision, and life insurances; short and long-term disability; a Company-match of 100% of a 6% contribution 401(k) plan; an Employee Assistance Plan; Health Savings Account, Flexible Spending Account, Health Reimbursement Account, and a wellness programCore Specialty offers a diversified range of property and casualty insurance products for small to mid-sized businesses. From underwriting offices spanning the U.S., the Company focuses on niche markets, local distribution, and superior underwriting knowledge, offering traditional as well as innovative insurance solutions to meet the needs of its customers and brokers. For further information about Core Specialty, please visit www.corespecialtyinsurance.com.