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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Developer - **Company:** Gallagher Llp - **Location:** Rolling Meadows, IL, United States - **Experience:** Expert - **Salary:** $89,500.0 - $174,500.0 - **Contract:** Permanent contract - **Skills:** ASP.NET, HTML, JavaScript (Programming Language), .NET Framework, Business Software, C Sharp (Programming Language), Information Systems, Relational Databases, Web Development, Windows Communication Foundation, JavaScript Libraries, Windows Presentation Foundation, Microsoft SQL Server, Systems Development Life Cycle, Software Requirements Analysis, Web Services, ReactJS, Computer Equipment, AngularJS, Information Technology, Web Api - **Published:** June 12, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=9833b38383a30e02 ## About the Role Do you have experience in Web services design?, Do you have a Master's degree?, Required Minimum Position Qualifications: Master's degree in Computer Science, Data Science, Information Systems, or a related field of study, AND Two (2) Years of experience in the job offered or a related occupation in which the required experience was gained. In lieu of Master's degree in Computer Science, Data Science, Information Systems, or a related field of study, AND Two (2) Years of experience, the employer will also accept a Bachelor's degree in Computer Science, Data Science, Information Systems, or a related field of study, AND Five (5) Years of experience in the job offered or a related occupation in which the required experience was gained. Position also requires demonstrated experience in the following: * Systems development and the project delivery life cycle * C# and the .NET Framework * Web development with ASP.NEW, HTML, or JavaScript * Modern JavaScript libraries (ReactJS, Angular and MaterialUI) * ASP.NET Web services (Web API/REST and WCF) * Relational databases, including Microsoft SQL Server * WPF/WCF ## Description Welcome to Gallagher - a global community of people who bring bold ideas, deep expertise, and a shared commitment to doing what's right. We help clients navigate complexity with confidence by empowering businesses, communities, and individuals to thrive. At Gallagher, you'll find more than a job; you'll find a culture built on trust, driven by collaboration, and sustained by the belief that we're better together. Whether you join us in a client-facing role or as part of our brokerage division, our benefits and HR consulting division, or our corporate team, you'll have the opportunity to grow your career, make an impact, and be part of something bigger. Experience a workplace where you're encouraged to be yourself, supported to succeed, and inspired to keep learning. That's what it means to live The Gallagher Way. How you'll make an impact * Directs, prepares, designs, codes, tests, debugs, and maintains complex computer programs. * Interacts with key business individuals to understand business issues and goals. * Under general direction, formulates and defines system scope and objectives. * Works with users to support business applications, and investigate operational problems/system requirements. * Devises or modifies procedures to solve complex problems considering computer equipment capacity and limitations, operating time, and form of desired results. * Refines business requirements from which programs will be written. * Designs, codes, tests, debugs, and documents those programs. * Responsible for completion of development projects. * Solves user inquiries that arise during day-to-day operation. * Regularly provides coaching, guidance and training to less-experienced analysts/programmers. * Develops business cases, requirements and performance metrics. ## Related Videos - [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs) - [Web APIs you might not know about](https://www.wearedevelopers.com/videos/281-web-apis-you-might-not-know-about) - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [You’re a great coder? That alone won’t get you far: The soft skills secret in IT success](https://www.wearedevelopers.com/videos/1076-you-re-a-great-coder-that-alone-won-t-get-you-far-the-soft-skills-secret-in-it-success) - [Project Fugu: Extending the web](https://www.wearedevelopers.com/videos/832-project-fugu-extending-the-web) - [Web development best practices in 2021](https://www.wearedevelopers.com/videos/280-web-development-best-practices-in-2021) ## Related Articles - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [What is a web developer?](https://www.wearedevelopers.com/magazine/18-what-is-a-web-developer) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)