.NET Backend Developer

Job Description Insight Global is seeking an Back-End Developer to join the Cyber Security Technology (CST) function within Global Information Security organization at a large financial institution. This team is responsible for innovation and architecture, engineering, solutions and capabilities development, deployment maintenance and support of information technology security controls. The teams systems are already created for the Application Security Integration project. From a development perspective, the position requires handling high volumes of data with a relatively small user base, along with applying secure coding practices such as mitigating crossu2011site scripting, SQL injection, and implementing proper authentication and authorization. A solid understanding of basic web development concepts, user permissions, and standard secure coding terminology and practices is also expected. The role requires 5 days a week on-site in Denver, CO. We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: Skills and Requirements u00b7 5u20136 years of professional backend engineering experience, with a strong focus on building scalable, secure, and highu2011performance applications. u00b7 5u20136 years experience with C# with .NET Core Framework v8.0+. u00b7 Skilled in designing and developing RESTful APIs, with a deep understanding of integration patterns and backend service orchestration. u00b7 Strong SQL/PostgreSQL expertise, including schema design, optimization, and performance tuning. u00b7 Experience with Google Cloud Platform (GCP) and cloudu2011native application development. u00b7 Proficient in unit testing and automated testing frameworks (JUnit preferred; Maven or Gradle builds acceptable). u00b7 Solid understanding of modern integration architectures, distributed systems, and backend best practices.

Created: 2026-01-26