python developer jobs in Chicago

Cigna-Evernorth Services, Inc. seeks an Application Development Senior Advisor for the Chicago, IL location to act as a senior software engineer responsible for developing tools, patterns, and processes.Responsibilities:• Responsible for evaluating and improving processes around continuous integration, continuous deployment, automation, quality...

Job DescriptionJob DescriptionDiversified Services Network, Inc. (DSN) is seeking a full-time Sr. SDET Engineer to join our team in Chicago, IL! We offer a hybrid work model, full benefits, PTO, 401k, and more! If you're looking to grow your technical career within an extremely reputable, stable Fortune 500 company - let's talk!JOB RESPONSIBILITIES:Senior...

About AbbVie AbbVie's mission is to discover and deliver innovative medicines and solutions that solve serious health issues today and address the medical challenges of tomorrow. We strive to have a remarkable impact on people's lives across several key therapeutic areas including immunology, oncology and neuroscience - and products and services in our...

Description Savant is growing quickly, and with that growth comes an opportunity to simplify how our advisors access information, technology, and insights.   As our Lead Developer, Data, AI & Wealth Technology Platforms, you will help transform a fragmented ecosystem of systems into a unified, trusted data platform that supports scale, enables artificial...

Finance Development Program (January 2027 Start) Date: Aug 11, 2026 Location: LAKE FOREST, IL, US, Company: Grainger Businesses Work Location Type: Hybrid About Grainger: W.W. Grainger, Inc., is a leading broad line distributor with operations primarily in North America, Japan and the United Kingdom. At Grainger, We Keep the World Working by serving more...

Fullstack Developers at HRT work either on our platform team (i.e. you work on infrastructure & tooling that supports all of our research & trading capabilities) or our acceleration team (i.e. you are aligned with a specific algo research & trading team). All of our Fullstack Developers have internal customers and deeply understand end-user needs. They build...

Full Stack Developer Lead II - Software EngineeringWho We Are:Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world.UST is a mission-driven group of...

**About Turing:** Turing is one of the world's leading AGI infrastructure companies, working with frontier AI labs to accelerate model development through high-quality training data, evaluations, and engineering talent. **About the Role:** We're looking for a high-taste engineer with a strong eye for quality — someone who's worked hands-on with...

Job DescriptionAt K&L Gates, we are looking for smart, imaginative and hard-working people with diverse backgrounds, experiences and ideas to join us.  Perhaps our search for talented visionaries and your search for important and impactful work lead to the same place.We are seeking an experienced Power BI Developer with at least 5 years of experience...

Application Deadline:09/29/2026Address:320 S Canal StreetJob Family Group:TechnologyWork Arrangement: This is a hybrid role. Currently, the expectation is 3 days in-office and 2 days working from home, though this is subject to change based on business needs.The Reporting Automation / AI Developer is responsible for designing, developing, and maintaining...

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible.As a Lead Software Engineer at JPMorganChase within the Commercial & Investment Bank - Credit Pre-Trade Technology team, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology...

FreeWheel, a Comcast company, provides comprehensive ad platforms for publishers, advertisers, and media buyers. Powered by premium video content, robust data, and advanced technology, we’re making it easier for buyers and sellers to transact across all screens, data types, and sales channels. As a global company, we have offices in nine countries and can...

Hudson River Trading (HRT) is a quantitative trading firm at the forefront of technological innovation. We build and deploy cutting-edge systems within one of the world’s most advanced computing environments to power our global trading operations. Our bottom-up approach to projects and collaborative coding environment empower talented engineers to make...

Senior Futures Quantitative Researcher/Strategy Developer Location: NYC or Chicago Salary: $400K + Description: Our client is seeking a highly talented Senior Futures Quantitative Researcher/Strategy Developer to join our team. The Role: Collaborate with technology and business teams to understand complex financial markets, products, and strategies related...

Chicago,IL / Los Angeles / New YorkTrading – Quant Front Office /HybridWe are seeking an experienced Trading Analytics Developer to join our Quant Trading team and play a pivotal role in advancing our data and AI infrastructure. This role combines traditional quantitative development with cutting-edge AI platform engineering, focusing on building robust,...

U.S. Bank is seeking a meticulous Model Developer to join the MDDS team. You will help build and implement expected loss forecasting models for CRE and Small Business portfolios, ensuring compliance with CECL, CCAR, and related regulatory standards. You will work with credit risk management, finance, and audit to integrate models into BAU activities and...

Title: Infrastructure Engineer Automation Location: Chicago IL – Day 1 Onsite Job Mode: C2C/W2 Role Overview We are seeking a skilled Python and PowerShell Programmer to design, develop, and maintain automation solutions that streamline IT operations, infrastructure management, and business processes. The ideal candidate should have strong scripting...

About the Role: We're seeking an experienced Software Developer with expertise across multiple programming languages and development frameworks to join our team for a 6-month project. You'll be working on diverse development initiatives requiring strong technical skills in Java, Python, and modern development tools. What You'll Do: Develop and maintain...

Mathematica in Chicago is seeking an intellectually curious Sr. Data Analytics Developer who is passionate about using big data to answer health care policy questions. The ideal candidate will work with Python, SQL, and Medicare data, and collaborate across teams to translate analyses into actionable insights. You will lead scalable data pipelines, optimize...

Job Title: Data Engineer Location: McLean, VA (Onsite/Hybrid – Local candidates preferred) Duration: 9 Months Contract   We are seeking a highly skilled MLOps Engineer / Python Developer with strong experience in building and maintaining scalable data and machine learning pipelines. The ideal candidate will have hands-on expertise in Python, AWS,...