RLI Corp

Sr. Software Engineer (.Net Full Stack)

RLI Corp • $96K — $137K *
Tempe, AZ 85281In-Person
Information Technology
8 - 10 years of experience
Today
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Job Overview by Ladders

Qualifications

  • Bachelor's degree in Computer Science, Engineering, related field, or equivalent experience
  • 8-10 years of professional software development experience
  • Strong experience with C# and .NET
  • Proficient in Blazor, Razor, HTML5, CSS3, and JavaScript
  • Experience with MongoDB, SQL Server, and Kafka
  • Familiarity with microservices and RESTful APIs
  • Demonstrated ability to utilize AI-assisted development tools.

Responsibilities

  • Design, develop, test, and maintain enterprise applications using C# and .NET
  • Build responsive web applications with Blazor, HTML, CSS, and JavaScript
  • Develop secure RESTful APIs and backend services
  • Implement microservices for distributed applications
  • Create data access solutions with MongoDB and SQL Server
  • Participate in solution architecture and technical design
  • Troubleshoot production issues and enhance application performance.

Benefits

  • Employee Stock Ownership Plan (ESOP)
  • 401(k) with automatic company contributions
  • Paid time off (PTO) including volunteer leave
  • Flexible and hybrid work arrangements
  • Comprehensive medical, dental, and vision benefits
  • Tuition reimbursement and education bonuses
  • Training and certification opportunities.
Full Job Description
Position Purpose

RLI is seeking an experienced Senior Software Engineer (.NET Full Stack) with 8-10 years of professional software development experience to join our Software Engineering team. In this role, you will design, develop, and support modern enterprise applications using the Microsoft technology stack while helping advance RLI's digital transformation initiatives.

The ideal candidate is a strong full-stack engineer with experience building scalable, cloud-ready applications using .NET, Blazor, RESTful APIs, and microservices. You will collaborate with architects, product owners, business stakeholders, and fellow engineers to deliver secure, high-quality software that supports critical insurance business capabilities.

Principal Duties & Responsibilities

  • Design, develop, test, and maintain enterprise applications using C# and the Microsoft .NET platform.
  • Build responsive, modern web applications using Blazor, Razor, HTML, CSS, and JavaScript.
  • Develop secure, scalable RESTful APIs and backend services.
  • Design and implement microservices that support distributed, event-driven applications.
  • Develop data access solutions using MongoDB and SQL Server.
  • Implement asynchronous messaging and event streaming using Kafka.
  • Participate in solution architecture, technical design, and code reviews.
  • Build and maintain automated testing and CI/CD pipelines.
  • Collaborate with product owners, architects, QA engineers, and business stakeholders within Agile delivery teams.
  • Troubleshoot production issues and optimize application performance, scalability, and reliability.
  • Follow engineering best practices for coding standards, testing, source control, documentation, and secure software development.
  • Mentor junior engineers and contribute to a culture of technical excellence and continuous learning.
  • Leverage AI-assisted development tools (such as GitHub Copilot, ChatGPT, or similar technologies) to improve software design, development, testing, debugging, and documentation.
  • Familiarity with Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), prompt engineering, or AI orchestration frameworks.
  • Evaluate and implement AI-enabled capabilities within enterprise applications where they provide measurable business value.
  • Apply secure and responsible AI development practices while protecting sensitive business and customer information.
  • Stay current with emerging AI technologies and recommend opportunities to improve engineering productivity and software quality.


Education & Experience

  • Bachelor's degree in Computer Science, Information Technology, Engineering, or equivalent professional experience.
  • 8-10 years of professional software development experience.
  • Strong experience developing enterprise applications using C# and .NET.
  • Experience developing modern web applications using:
    • Blazor
    • Razor
    • HTML5
    • CSS3
    • JavaScript
  • Experience working with:
    • MongoDB
    • Microsoft SQL Server or other relational databases
    • Kafka
  • Experience designing and implementing RESTful APIs.
  • Strong understanding of microservices architecture and distributed systems.
  • Experience using Git for source control.
  • Experience implementing CI/CD pipelines and modern DevOps practices.
  • Experience working in Agile software development environments.
  • Experience using AI-assisted software development tools to accelerate coding, testing, troubleshooting, and documentation.
  • Demonstrated ability to evaluate and adopt emerging technologies that improve software delivery and engineering efficiency.
  • Strong analytical, problem-solving, debugging, and communication skills.


Knowledge, Skills, & Competencies

  • Ability to understand and utilize a variety of the field's concepts, practices and procedures.
  • Ability to use software to develop and analyze IT data and applications.
  • Ability to work well independently or within a team.
  • Advanced experience with the design and development of various Web Technologies and Web Services.
  • Ability to model technology to align with business strategy.
  • Ability to create and leverage frameworks.
  • Ability to communicate findings and recommendations to internal and external stakeholders.
  • Ability to influence testing approaches and framework.


Compensation Overview
The base salary range for the position is listed below. Please note that the base salary is only one component of our robust total rewards package at RLI. The salary offered will take into account a number of factors including, but not limited to, geographic location, experience, scope & responsibilities of the role, qualifications/credentials, talent availability & specialization, as well as business needs. The below range may be modified in the future.

Base Pay Range
$96,264.00 - $137,657.00

Total Rewards
At RLI, we're all owners. We hire the best and the brightest employees and allow them to share in the company's success through our Total Rewards. With the Employee Stock Ownership plan at its core, the Total Rewards program includes all compensation, benefits and perks that come with being an RLI employee.

Financial Incentives
  • Annual bonus plans
  • Employee stock ownership plan (ESOP)
  • 401(k) - automatic 3% company contribution
  • Annual 401k and ESOP profit-sharing contributions (Up to 15% of eligible earnings)


Work & Life
  • Paid time off (PTO) and holidays
  • Paid volunteer time off (VTO) to support our communities
  • Parental and family care leave
  • Flexible & hybrid work arrangements
  • Fitness center discounts and free virtual fitness platform
  • Employee assistance program


Health & Wellness
  • Comprehensive medical, dental and vision benefits
  • Flexible spending and health savings accounts
  • 2x base salary for group life and AD&D insurance
  • Voluntary life, critical illness, & accident insurance for purchase
  • Short-term and long-term disability benefits


Personal & Professional Growth
RLI encourages its employees to pursue professional development work in insurance and job-related areas. We make a commitment to employees to provide educational opportunities that help them enhance their skills and further their career advancement. RLI fosters a true learning culture and encourages professional growth through insurance courses, in-house training and other educational programs. RLI covers the cost for most programs and employees typically earn a bonus upon successful completion of approved courses and certifications. Our personal and professional growth benefits include:
  • Training & certification opportunities
  • Tuition reimbursement
  • Education bonuses

About RLI Corp

RLI Corp is an American property and casualty insurance company headquartered in Peoria, Illinois. The company, through its subsidiaries, provides various insurance products, including casualty insurance, property insurance, and surety bonds. RLI Corp operates in all 50 states and internationally. The company was founded in 1965 and has since grown to become a Fortune 1000 company. RLI Corp is known for its strong financial performance and has consistently been rated A+ by A.M. Best.
Learn more about RLI Corp
Size
890 employees
Market Cap
$5.9 billion
Industry
Finance & Insurance
Net Income
$157 million
Founded
1965
5 Year Trend
+7.6%
Revenue
$983.6 million
NASDAQ
RLI
* Ladders Estimates

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