senior backend python developer jobs in Chicago

1,000 senior backend python developer job listings in United States. Find daily updated positions from leading job boards.


  • Chicago, IL, United States Bain & Company Full-time

    General InformationJob TitleFull Stack Software Engineer (TypeScript/Python)Job ID109000Work AreasTechnology & EngineeringEmployment TypePermanent Full-TimeLocation(s)Atlanta, Austin, Chicago, Dallas, HoustonDescription & RequirementsWHAT MAKES US A GREAT PLACE TO WORKWe are proud to be consistently recognized as one of the world’s best places to work. We...


  • Chicago, Illinois, United States HDI Global Insurance Company Full-time $95,000 - $115,000 Contract

    Senior Actuarial Analyst / Assistant Actuary – Commercial Lines P&C Location: Chicago, IL (Hybrid – 40%)   AI Powered. Human Driven. HDI Global Insurance Company is a commercial property and casualty insurer headquartered in Chicago, IL. As a wholly owned subsidiary of HDI Global SE, we manage the industrial lines division of the Talanx Group. Our...


  • Chicago, New York, United States Accu-Health Full-time $138,200 Contract

    Amazon Web Services (AWS) is looking for an Artificial Intelligence Specialist Solutions Architect (AI SA) with healthcare and life sciences domain expertise. The AI SA will be the Subject Matter Expert (SME) for helping healthcare and life sciences customers design and build machine learning solutions that leverage the AI stack on AWS. You will partner with...


  • Chicago, Illinois, United States Caterpillar Inc. Full-time $128,470 - $208,770 Contract

    Career Area: Technology, Digital and Data Job Description: Your Work Shapes the World at Caterpillar Inc. When you join Caterpillar, you're joining a global team who cares not just about the work we do – but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We...


  • Chicago, IL, United States U.S. Bank Full-time

    At U.S. Bank, we’re on a journey to do our best. Helping the customers and businesses we serve to make better and smarter financial decisions and enabling the communities we support to grow and succeed. We believe it takes all of us to bring our shared ambition to life, and each person is unique in their potential. A career with U.S. Bank gives you a...


  • Chicago, IL, United States Caterpillar Full-time

    Senior Data SpecialistYour Work Shapes the World at Caterpillar Inc. When you join Caterpillar, you're joining a global team who cares not just about the work we do - but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and...


  • Chicago, Illinois, United States Rückbauanlage Gundremmingen Full-time $127,000 - $171,000 Contract

    RWE Americas, LLCTo start as soon as possible, full time, permanentFunctional area: IT / DigitalRemuneration: Exempt   The Senior AI Engineer I is a hands-on engineer accountable for end-to-end AI capabilities within a product or across multiple products, from design and build through operation in production. Scope includes retrieval and context assembly,...


  • Chicago, Illinois, United States Bank of Montreal Full-time $120,000 - $250,000 Contract

    Application Deadline:09/29/2026Address:320 S Canal StreetJob Family Group:Data Analytics & ReportingPlease note this role is Individual Contributor (Senior Manager level) and HYBRIDTeam OverviewWe accelerate BMO’s AI journey by building enterprise-grade, cloud-native capabilities and AI solutions. Our team combines engineering excellence with cutting-edge...


  • Chicago, Illinois, United States Intelligent Medical Objects Full-time

    We are seeking a Senior AI/ML Engineer to design, build, deploy, and evolve AI models, agents, and workflow automation for clinical terminology and content operations. This hands‐on role combines AI/ML development with production ownership, taking models and agents from experimentation to reliable production use. The ideal candidate has experience with...


  • Chicago, IL, United States Fitch Ratings Full-time

    Fitch Group is currently seeking a Senior Service Reliability Engineer to embed with Fitch Solutions development squads in Chicago, USA. The role is based out of our Chicago office.As a leading, global financial information services provider, Fitch Group delivers vital credit and risk insights, robust data, and dynamic tools to champion more efficient,...


  • Chicago, IL, United States Apex Systems Full-time

    Job#: 3051530 Job Description: Information Technology - Dev Ops EngineerLocation: Chicago, Illinois (Onsite) Role OverviewWe are seeking a highly technical Senior Site Reliability Engineer (SRE) with expertise in enterprise backup engineering, cyber recovery, and platform resiliency. This role is responsible for engineering highly available, secure, and...


  • Chicago, Illinois, United States Uber Freight Full-time $152,500 - $186,000 Contract

    Schedule: Full Time Employment Job Type: Hybrid Salary Type: Salary Req #: 2537   About the Role As a Sr. Applied Scientist on the Shipper Pricing team, you will apply machine learning, casual inference and optimization techniques to develop and improve Uber Freight’s algorithms for real time bidding on shipper freight.  You will have a direct impact on...


  • Chicago, Illinois, United States Kraft Heinz Full-time $120,800 - $151,000 Contract

    Job DescriptionHere at Kraft Heinz, we grow our people to grow our business, because we believe that great people make great companies. When you join our table, you can expect access to an array of holistic wellness benefits* and perks, including medical, dental and vision coverage, 7% 401(k) matching, Business Resource Groups (BRGs) to help foster...


  • Chicago, Illinois, United States Simon-Kucher Full-time $125,000 - $150,000 Contract

    Senior Consultant, Data Science – Elevate – Healthcare & Life Sciences In the United States -Boston | Chicago  At Simon-Kucher, our vision is to become the world's leading growth specialist. We are a global management consulting firm that specializes in strategy, marketing, pricing, and sales. We help companies optimize their commercial...


  • Chicago, Illinois, United States Federal Reserve Bank of Philadelphia Full-time $77,900 - $92,200 Contract

    CompanyFederal Reserve Bank of ChicagoThe Federal Reserve Bank of Chicago's Financial Markets Group is focused on advancing financial policy and robust market practices to promote the stability of the U.S. financial system. We analyze and advise on issues that affect financial markets and impact financial stability across a broad range of topic areas. We are...


  • Chicago, IL, United States Digitas Full-time

    Senior Staff Data ScientistEpsilon's Data Science & AI practice within Analytics Services team is seeking a Senior Staff Data Scientist to lead the delivery of advanced analytics and AI solutions that drive measurable business impact for our clients. The Senior Staff Data Scientist will lead a portfolio of analytics programs across client accounts, own...


  • Chicago, IL, IL, United States Perma Technologies Full-time

    We are seeking an experienced **Lead Java Full Stack Developer** with 10+ years of hands-on experience in designing, developing, and delivering scalable enterprise applications. The ideal candidate will have strong expertise in **Java, Spring Boot, React.js, AWS Cloud, and AWS Lambda** , along with proven experience leading development teams and driving...


  • Chicago, Illinois, United States project44 Full-time $130,000 - $190,000 Contract

         Why project44?   At project44, we believe in better.   We challenge the status quo because we know a better supply chain isn’t just possible—it’s essential. Better for our customers. Better for their business. Better for the world.   With our Decision Intelligence Platform, Movement, we’re redefining how global supply chains operate. By...


  • Chicago, Texas, United States Zynga Full-time $98,100 - $145,200 Contract

    Level Up Your Career with Zynga! At Zynga, we bring people together through the power of play. As a global leader in interactive entertainment and a proud label of Take-Two Interactive, our games have been downloaded over 6 billion times—connecting players in 175+ countries through fun, strategy, and a little friendly competition. From thrilling casino...


  • Chicago, Illinois, United States Federal Reserve Bank of Philadelphia Full-time $115,200 - $136,300 Contract

    CompanyFederal Reserve Bank of ChicagoThe Federal Reserve Bank of Chicago's Financial Markets Group is focused on advancing financial policy and robust market practices to promote the stability of the U.S. financial system. We analyze and advise on issues that affect financial markets and impact financial stability across a broad range of topic areas. We are...