672 software developer python jobs at 268 companies in Naperville, IL
🚀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.
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.
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.
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.
SiemensXETRA: SIE: Manufactures industrial automation, infrastructure, and energy technology systems.
7+ YOEBachelor's or Master's in CS/SE/IT; 7+ years programming (Python, C++, Java, JavaScript, SQL); experience with source control, CI/CD, industrial software stacks, cloud deployment, mission-critical systems; willing to travel 20%; authorized to work in the US without sponsorship.
Kranze Technology SolutionsNYSE: SPXC: Develops countermeasure systems and networking solutions for military aircraft.
Bachelor's or Master's degree preferred; proficiency in Python, OOP, Linux (RHEL a plus); hardware/software troubleshooting; ability to obtain US security clearance (US citizenship required).
Vivid SeatsNASDAQ: SEAT: Online marketplace for buying and selling event tickets
4+ YOE4+ years building production software; strong Python or similar; experience with web scraping, browser automation, data ingestion; AWS; SQL; REST/JSON; AI/LLM integration