> Markdown version of [/jobs/ext/3468484-senior-software-engineer](https://www.wearedevelopers.com/jobs/ext/3468484-senior-software-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Engineer - **Company:** The Sei - **Location:** Chicago, IL, United States - **Experience:** Expert - **Salary:** $130,000.0 - $150,000.0 - **Contract:** Permanent contract - **Skills:** HTML, Java (Programming Language), JavaScript (Programming Language), Agile Methodology, Cloud Computing, Computer Programming, Continuous Delivery, Event-Driven Programming, Node.Js, Software Engineering, Software Systems, TypeScript, Large Language Models, Informatica Cloud, Syntactically Awesome Style Sheets (SASS), AngularJS, Information Technology, Apache Kafka, Api Design, Software Coding, Restful APIs, Automation Anywhere, Golang, Microservices - **Published:** September 9, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=a7cefa68c44cff2a ## About the Role * Bachelor's Degree in Computer Science or a related field * A minimum of 7 years of experience working on a multi-tiered application infrastructure that can design, develop and deliver cloud-based solutions. * Demonstrated experience with the following: Java or Golang, JavaScript/TypeScript, SASS, HTML, Angular, Snaplogic, Kafka and Node.js. * Hands on coding experience with AI tooling such as Codex, Windsurf or Claude Code * Deep understanding of Agile development best practices such as TDD and continuous delivery, and experience with cybersecurity best practices for application development * Be able to apply your system design experience to drive rapid development using LLM based workflows What we would like from you: * Team player with excellent interpersonal skills and the ability to work in a fast-paced environment * Demonstrate excellent oral and written communication skills with the ability to listen, * articulate, facilitate and advocate. * Love of technology and an eye for applying it to existing and upcoming challenges and opportunities. * Exposure to the capital markets and investing * Someone who will embody our SEI Values of courage, integrity, collaboration, inclusion, connection and fun. ## Description * You will be writing code across all tiers of our application using technologies like Angular, Typescript, Javascript, Golang and Snaplogic. * You will be writing RESTFul APIs in an event driven microservice architecture using Node.js * You will participate in all the design meetings and agile ceremonies that you and the team conduct * You'll work with embedded product managers and software testers to take a holistic approach to your software development.