As a Senior Software Engineer in Major Accounts Technology, you will architect, design, and implement robust .NET-based software and web applications, while also maintaining and enhancing existing solutions. You will collaborate closely with both business and enterprise architecture teams to deliver high-quality, scalable, and resilient systems that drive the digital transformation of our expanding business portfolio. You will leverage your hands-on expertise in the .NET stack—including C#, ASP.NET Core, Entity Framework, and cloud-native development on Azure—to lead engineering teams in building enterprise-grade solutions. Your strong architectural acumen, design thinking, and risk mitigation strategies will be critical as you ensure seamless project execution. You will also foster strong cross-functional relationships and communicate technical concepts effectively to both technical and non-technical stakeholders. Your leadership will be instrumental in setting engineering best practices, driving innovation, and ensuring that our technology landscape remains modern, secure, and aligned with business objectives. In this role, you will: • Act as a hands-on engineer by planning, designing, and implementing new software applications • Maintain and enhance existing applications to ensure ongoing reliability and performance • Participate in issue triaging, resolution, and release deployment • Collaborate with architects, developers, and QA to maximize automation opportunities • Partner with security and infrastructure teams to remediate vulnerabilities and address end-of-life software/hardware • Drive Agile story refinement, estimation, and delivery to ensure project success • Define and estimate project/program scope for accurate planning • Provide technical leadership throughout the design process, guiding and mentoring junior engineers to foster growth and leading consulting teams to deliver high quality solutions • 8+ years of professional experience in software engineering/architecture, data analysis and management within the insurance and/or finance industry • Primary engineering experience within the Microsoft stack (.NET Framework/Core, C#, VB, ASP.NET, SQL Server, SSIS, SSRS) • Bachelor’s and/or Master’s degree in Computer Science or a related discipline • Experience in digital security and privacy practices • Strong analytical and communication skills • Preferred skills include knowledge of / experience with many/most of the following: • Java stack: Java, Spring Frameworks, JVM internals, Junit, JavaScript • Microservice architecture • Angular framework • MVC, Web services, API, REST • Kafka, MQ • Git, TFS, DevOps tools The pay range for the role is $150,000 to $160,000. The specific offer will depend on an applicant’s skills and other factors. This role may also be eligible to participate in a discretionary annual incentive program.  Chubb offers a comprehensive benefits package, more details on which can be found on our careers website.  The disclosed pay range estimate may be adjusted for the applicable geographic differential for the location in which the position is filled.