832 software developer python jobs at 338 companies in Illinois
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
Interactive BrokersNASDAQ: IBKR: Automated global electronic brokerage and trading services provider.
5+ YOE5+ years software engineering experience (Python/C++/Java), 3+ years Python as primary language, experience with Polars/Pandas/NumPy, Linux (1-3 yrs), SQL and large codebases; Bachelor's degree in CS or related.
Charlotte or Cleveland or California or Colorado or District of Columbia or Illinois or Maryland or Massachusetts or Minnesota or New York or New Jersey or Washington
$24-$72/hrOnsiteFull Time, Contract
AccentureNYSE: ACN: Global provider of management consulting and technology services.
5+ YOE5+ years Python development, 3+ years Oracle SQL and banking/finance domain experience. Proficiency with React JS, Django/Flask, UNIX/shell scripting, relational databases (Sybase/Oracle), Git/Mercurial/SVN, and strong unit testing and debugging skills. Associate's degree required.
DRW: Technology-driven principal trading firm operating in global financial markets
5+ YOE5+ years of professional software development; strong in Clojure or Python; finance/accounting domain experience; system design and production infra experience.
Akuna Capital: Proprietary trading firm providing liquidity in global options markets.
Pursuing a technical bachelor’s/masters/PhD graduating by Aug 2027 with 3.5+ major GPA, legal U.S. work authorization on day one (OPT/STEM accepted), strong Object-Oriented Python and distributed systems skills, and strong communication.
Lead Software Engineer (Python, Scala, Spark, AWS)
Richmond or McLean or Chicago
$179k-$225k/yrOnsiteFull Time
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
4+ YOEBachelor's degree, 4+ years professional software engineering, 1+ year cloud experience (AWS/Azure/GCP). Experience with Java/Scala/Python/Spark, containerization, distributed microservices, and mentoring/leading teams.
Tyba: AI software for modeling and operating renewable energy projects.
5+ YOE5+ years full-stack engineering experience; strong Python and React; production GraphQL experience; willingness to learn ClojureScript; familiarity with AI-assisted coding tools; strong cross-functional communication.
Texas or Arkansas or Idaho or Georgia or Montana or Iowa or Wisconsin or Oregon or Washington or New York or District of Columbia or Connecticut or Nebraska or Rhode Island or Tennessee or Kentucky or Ohio or West Virginia or Maryland or Massachusetts or South Carolina or Missouri or Utah or Arizona or South Dakota or Pennsylvania or New Hampshire or Vermont or Minnesota or New Mexico or Michigan or California or Maine or North Dakota or Kansas or Indiana or New Jersey or Nevada or Louisiana or Mississippi or Oklahoma or Alabama or Virginia or Illinois or North Carolina or Colorado or Florida or Wyoming or Delaware
$65k-$173k/yrRemoteFull Time
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
3+ YOE3+ years software development experience with React (TypeScript) and Python, REST API and testing experience, Git proficiency, and ability to work on full-stack data engineering features.
New York City or London or Singapore or Austin or Chicago
$300k/yrOnsiteFull Time
Hudson River Trading: A quantitative firm using technology to trade global financial markets.
BS/MS in CS or related; proficient in C/C++ or Python, strong CS fundamentals, Linux/UNIX knowledge, excellent debugging and problem-solving, eligible for full-time roles in 2027.
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
1+ YOEMaster's in Computer Science or related and 1 year experience developing backend/service-layer software. Requires Java, Python, PostgreSQL, MongoDB, TDD practices, and Agile development experience.
Supernova Technology: Provides cloud-based digital software for securities-based lending.
3+ YOE3+ years software development; proficiency in Java and Python; experience with Spring Boot, RESTful APIs, microservices, Docker, Kubernetes, CI/CD, Git, and cloud platforms (AWS/Azure). Strong communication and production ops skills.
Java, Spring Boot, AWS, Python, Git, Docker, Kubernetes, CI/CD, Azure
Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.
3+ YOE3+ years software development in distributed environments; proficient in Scala, Python or Java; experience with Apache Spark, Hadoop, Hive; experience with cloud platforms (AWS, Azure, GCP, Databricks); BA/BS in CS or related field preferred.
Python Engineer (Snowflake)- 2 Days Onsite - Chicago, IL - FreeWheel
Chicago, Illinois, United States
$110k-$165k/yrHybridFull Time
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
3+ YOE3+ years software engineering experience preferred; proficient in Python and Snowflake; experience building data pipelines/ETL, distributed systems, and CI/CD; strong communication and problem-solving skills; ability to work variable hours including nights and weekends.
Chicago or Raleigh or Royal Oak or New York City or United States
$160k-$190k/yrHybridFull Time
SpotOn: Provides point-of-sale and business management software for restaurants.
7+ YOE7+ years software engineering experience, strong Python and TypeScript/JavaScript, production AI/LLM and agent experience, full-stack development, stakeholder collaboration, and production-grade reliability and observability.
Illinois or Kentucky or Kansas or Idaho or Washington or Michigan or Florida or California or Texas or Oklahoma or Tennessee or North Carolina or Minnesota or Massachusetts or Indiana or Georgia or Arizona or Missouri or Alabama or Connecticut or District of Columbia or South Carolina or Oregon
$79k-$119k/yrHybridFull Time
Relativity: AI-powered platform for legal discovery and data intelligence.
Backend software engineering role; experience with C# or Python; strong distributed systems knowledge; cloud experience preferred.
Ritchie Bros.NYSE: RBA: Conducts global auctions for heavy equipment and industrial assets.
10+ YOEBachelor's in CS/IT, 10+ years software development with backend Java experience; proficiency in Python/Go, Spring Framework, cloud platforms, containerization, relational databases, CI/CD, and strong communication.
Java, Python, Go, Spring Framework, Spring Boot, Spring Data, Spring Security, MySQL, PostgreSQL, AWS, Azure, GCP, Docker, Kubernetes, React, Angular
IMC: Global trading firm providing liquidity to financial markets.
5+ YOE3-7 years of quantitative software development; strong Python experience; knowledge of time series, backtesting, and ML for systematic strategies; low-latency systems preferred; ability to work across research and engineering.
Python, Pandas, Polars, Time Series, Backtesting, Machine Learning
JLLNYSE: JLL: Global commercial real estate and investment management services.
5+ YOE5+ years software development; expert in Python, Node.js, and React; experience with IaC (Terraform), cloud platforms (AWS, Microsoft Azure, GCP), containerization, CI/CD, databases, and AI-assisted development tools; Bachelor's or equivalent; US work authorization required.