Software Engineer jobs in Illinois

CNA Financial

Chicago, IL · $72,000 – $141,000

This role leads AI engineering transformation across enterprise platforms, mentoring teams to adopt AI-assisted development practices while architecting scalable, cloud-native solutions. It suits experienced engineers who want to combine hands-on technical work with leadership responsibility and influence engineering culture at scale.

Listed on CNA Financial’s careers site · Apply there ↗

Country Financial

Full-time · Bloomington, IL · $113,200 – $155,650

COUNTRY Financial seeks an experienced Integration Developer to design and build cloud-native integration solutions on Azure, working with Logic Apps, Functions, API Management, and related services while collaborating with an established enterprise integration team. This hands-on role suits someone with deep enterprise middleware experience who wants to modernize legacy integration platforms and influence cloud architecture strategy.

Listed on Country Financial’s careers site · Apply there ↗

Comcast

Chicago, IL · $109,759 – $164,639

This role builds and maintains high-performance identity and audience-targeting microservices in Go within AWS, serving FreeWheel's advertising platform. It suits backend engineers with cloud-native experience who want to work on low-latency systems that power real-time ad decisions at scale.

Listed on Comcast’s careers site · Apply there ↗

Expedia Group

Full-time · Chicago, IL · $171,500 – $240,000

This role designs and builds backend services and APIs for Expedia's content and product catalog platform, serving hundreds of millions of assets across travel brands. It suits experienced backend engineers who enjoy system design, microservices architecture, and mentoring others in a large-scale distributed systems environment.

Listed on Expedia Group’s careers site · Apply there ↗

Honeycomb Insurance

Chicago, IL · $140,000 – $170,000

Honeycomb is seeking a full-stack engineer to own feature development from concept to deployment across their commercial real estate insurance platform. This role suits someone with 2+ years of Node.js and modern front-end experience who thrives on independent decision-making and wants to see technical work translate directly to business outcomes.

Listed on Honeycomb Insurance’s careers site · Apply there ↗

Geneva

Full-time · Chicago, IL · $250,000 – $350,000

This director-level role leads AI and machine learning engineering efforts at a trading firm, building intelligent systems and autonomous workflows that directly impact trading operations. It suits experienced engineers who want technical leadership responsibility in a fast-paced environment where AI is core to competitive advantage.

Listed on Geneva’s careers site · Apply there ↗

Country Financial

Full-time · Bloomington, IL · $113,200 – $155,650

This role develops and maintains enterprise API and integration solutions primarily using MuleSoft and Azure API Management platforms. It's for experienced integration engineers who want to work across the full development lifecycle in a large financial services company.

Listed on Country Financial’s careers site · Apply there ↗

Comcast

Full-time · Chicago, IL · $109,759 – $164,639

FreeWheel is seeking a C++ engineer to build and optimize the ad-serving backbone of their Buyercloud platform, which processes billions of auctions daily. The role suits someone with systems experience who enjoys working on high-scale distributed infrastructure and can handle on-call responsibilities.

Listed on Comcast’s careers site · Apply there ↗

Expedia Group

Full-time · Chicago, IL · $171,500 – $240,000

This Senior Software Engineer role focuses on building and operating generative AI platform services at Expedia Group, including backend APIs, RAG systems, and multi-agent infrastructure. The position suits experienced backend engineers interested in AI/ML infrastructure who want to shape how a large travel company safely scales GenAI capabilities across product teams.

Listed on Expedia Group’s careers site · Apply there ↗

Geneva

Chicago, IL · $120,000 – $180,000

This role develops internal trading platforms and dashboards that visualization and manage trades, risk limits, and algorithmic logic for Geneva Trading's global operations. It suits experienced desktop application developers comfortable with high-performance, real-time systems and collaboration with trading teams.

Listed on Geneva’s careers site · Apply there ↗

Comcast

Chicago, IL · $152,829 – $229,243

A senior C++ engineer role building real-time ad-serving systems that handle millions of concurrent requests across distributed cloud infrastructure. This suits experienced backend engineers comfortable with high-throughput systems, low-latency optimization, and operating at scale in the advertising technology space.

Listed on Comcast’s careers site · Apply there ↗