Top Software Engineer Jobs in Chicago, IL

Develop and maintain iOS applications using Swift and related frameworks. Design testable mobile code, collaborate with product, design, and backend teams, and participate in API, system design, data modeling, and service integration. Integrate reliable AI/ML-enabled features, troubleshoot performance issues, resolve bugs, and support continuous improvement. The role also involves building scalable applications, optimizing performance, and applying mobile CI/CD practices.

Contribute to high-scale production software for an e-commerce company, working on customer-facing features and automation, while advancing to technical leadership roles.

Lead complex engineering engagements, architect AI-driven systems, design application patterns, mentor teams, and act as a trusted technical advisor to clients.

Embed with customers to design and build end-to-end, production-quality software and LLM workflows. Collaborate on architecture, handle large-scale data and storage, develop cloud and front-end solutions, and own stakeholder relationships while traveling 25–50%.

Develop and enhance performance-critical C++ applications for ultra-low latency trading systems, collaborating across teams to analyze and optimize performance.

Design, develop, test, deploy, and support scalable Java microservices, cloud-native applications, event-driven systems, secure APIs, and AI-powered solutions. Build relational database solutions, messaging systems, and CI/CD pipelines while applying DDD and DevSecOps practices. Monitor system health, troubleshoot production issues, evaluate emerging technologies, and support cloud modernization. Collaborate in Agile teams, mentor junior engineers, and promote engineering excellence across mission-critical healthcare and PBM transaction platforms.

Lead development and delivery of a high-performance, data-rich web application. Hands-on coding, testing, troubleshooting, and debugging; guide DevOps, backend, and UI work; collaborate on complex cross-system solutions; ensure production readiness, nonfunctional requirements, and reliable operations; recommend technologies and improve development processes.

Architect and build microservices using Node.js and Rust, work with cross-functional teams to deliver quality customer-focused features, and improve agile processes.

The Senior Software Engineer will design and maintain backend systems, lead AI-assisted development, and collaborate with cross-functional teams. They will own projects and make architectural decisions while mentoring peers.

Lead and scale a multi-product engineering organization, define technical and AI-first strategy with Product/GTM, drive engineering excellence and scalable architecture across frontend/backend/infrastructure, accelerate AI-assisted workflows, remove execution blockers, and foster a strong ownership-focused engineering culture.