4 staff software engineer jobs found in Chicago, IL

Senior Staff Software Engineer - IE07HE Staff Software Engineer - IE07IE We’re determined to make a difference and are proud to be an insurance company that goes well beyond coverages and policies. Working here means having every opportunity to achieve your goals – and to help others accomplish theirs, too. Join our team as we help shape the future.           Hartford’s Employee Benefits IT Team is seeking a highly motivated, experienced IT professional who is responsible for leading engineering teams to successfully drive the transformation of Employee Benefits application landscape.  This is a hands-on technical leadership role, that will be part of an EB IT team partnering with value stream business to drive and achieve outcomes on a multiyear transformational program. Successful candidates will be expected to demonstrate strong technical and leadership skills, excellent partnership, proven experience in delivering quality technical...

Senior Staff Software Engineer - IE07HE We’re determined to make a difference and are proud to be an insurance company that goes well beyond coverages and policies. Working here means having every opportunity to achieve your goals – and to help others accomplish theirs, too. Join our team as we help shape the future.              Senior IT Engineer – Full Stack Developer Join the Digital Enablement Value Stream team as a Senior IT Engineer (Full Stack Developer). In this strategic role, you’ll be at the forefront of our modernization initiative, leading the transformation of our legacy portfolio of customer communication services onto AWS and industry leading platforms. You’ll collaborate with architects, product owners, and cross-functional teams to deliver innovative, scalable, and cloud-native enterprise solutions that enhance customer engagement and operational efficiency. Key Responsibilities Lead the design, development, and deployment of full...

You have a clear vision of where your career can go. And we have the leadership to help you get there.  At CNA, we strive to create a culture in which people know they matter and are part of something important, ensuring the abilities of all employees are used to their fullest potential.  Individual contributor responsible providing a high level of expertise in systems analysis and design, application development and/or integration, and testing of complex systems applications to support business needs. Provides guidance to others informally and formally leads teams on a project and/or program. The focus of this position will be leading, architecting, designing, developing, or integrating business applications. Solid experience in AI/ML and GenAI application development, as well as experience in metrics. Preferred experience with background as SDET or deep experience with Testing tools like Playwright or Cypress etc. JOB DESCRIPTION: Essential Duties &...

You have a clear vision of where your career can go. And we have the leadership to help you get there.  At CNA, we strive to create a culture in which people know they matter and are part of something important, ensuring the abilities of all employees are used to their fullest potential.  We are looking for a highly skilled Senior Python AI Developer with deep expertise in building intelligent agents using Google Vertex AI, particularly with Gemini or OpenAI models. The ideal candidate has a strong foundation in Large Language Models and understands how they work under the hood, combined with experience in evaluating model performance through structured testing methodologies. This role requires proficiency in the technical aspects of agent development while adhering to best practices in prompt engineering, context filtering, and security-aware prompting. The candidate should also have hands-on experience with modern agent frameworks and observability tools, ensuring robust,...