Senior Python Developer Jobs in Round Lake, IL, US

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Principal Engineer, Performance & Technology (Solar)

Chicago or Denver

$135k-$165k/yr OnsiteFull Time

Invenergy: Develops and operates utility-scale renewable and clean energy projects.

5+ YOEBachelor’s in engineering; 5+ years in solar resource/energy assessment; experience with PVSyst/pvlib; data analytics; IEC/ASTM testing; US work authorization; up to 15% travel; driver's license.

PVSyst, pvlib, SolarFarmer, Excel, Python, R

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Mechatronics Application Engineer - Chicago, IL (Home Office, US)

Chicago, Illinois, United States

$125k-$145k/yr RemoteFull Time

Festo: Festo provides pneumatic and electrical automation technology for industrial production.

5+ YOEMechatronics application engineer with strong knowledge in motion control, PLCs, servo drives, and automation; 5-10+ years experience in industrial automation; English required, Spanish a plus.

IEC61131-3, CODESYS, Rockwell Automation Studio 5000, Siemens TIA Portal, Beckhoff TwinCAT 3, Omron Sysmac Studio, Python, C++, C#, LabVIEW, EtherCAT, EtherNet/IP, PROFINET, Modbus TCP, TCP/IP, IO-Link, CAD

1mo

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1mo

Sr. Manager AI & Analytics

Saint Paul or Naperville

$166k-$250k/yr HybridFull Time

EcolabNYSE: ECL: Provides water, hygiene, and infection prevention solutions and services.

12+ YOELead data science team; develop AI strategy; strong Python; 12+ years experience (or 9 with a master's); excellent communication; leadership.

Python, Azure, Databricks, Power BI, Snowflake, DevOps, Git

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Senior Director of Artificial Intelligence (CHICAGO, IL, US, 60611-4501)

Chicago, Illinois, United States

$165k-$200k/yr HybridFull Time

Compass GroupLondon Stock Exchange: CPG: Provides contract food and support services globally.

5+ YOE5+ years in AI/ML/analytics; proven AI tool development; strong AI tech knowledge; experience with third‑party AI solutions; excellent communication; leadership in fast-paced environments; in-office role in Chicago with hybrid schedule.

Python, Machine Learning, Generative AI, LLM, OpenAI, Cloud platforms

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Principal Data Engineer/Architect

Mettawa, Illinois, United States

$80k-$145k/yr HybridFull Time

CognizantNasdaq: CTSH: Provides global information technology and business process outsourcing services.

12+ YOE12–16 years in data engineering/big data/data architecture; strong AWS EMR and Python; design scalable data architectures

AWS EMR, Python

2mo

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2mo

Associate Principal/Forensic AI Engineer (Forensic Services practice)

Boston or Chicago or New York or Washington

$140k-$170k/yr HybridAll Commitments Available

Charles River AssociatesNASDAQ: CRAI: Provides economic, financial, and management consulting services to clients.

8+ YOE8–10+ years in ML/AI, digital forensics, or related field; expertise in LLMs, synthetic media, and AI governance; strong communication for legal settings.

Python, PyTorch, TensorFlow, pandas, NumPy, scikit-learn, SQL, OpenCV, Docker, Kubernetes, AWS SageMaker, GCP Vertex AI, Azure Machine Learning, LangChain, LlamaIndex, Transformers, PEFT, DALL·E, Ffmpeg, Pinecone, Weaviate, ChromaDB, pgvector, Spark, Airflow, Snowflake, BigQuery, Redshift

2mo

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2mo

Partner, Head of Offer & Commercial Development

Seattle or San Francisco or Chicago or Cincinnati or Troy or Washington or Norwalk or New York

HybridFull Time

IpsosEuronext Paris: IPS: Provides global survey-based market research and public opinion polling.

10+ YOE10+ years in data analytics or consulting; strong commercial acumen; leadership experience; expertise in data integration and analytics; proficiency in Python, R, SQL, Tableau; cloud platform familiarity

Python, R, SQL, Tableau, AWS, Azure, GCP

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Quantitative Technologist (Full-Time - FPGA Engineer, PhD)

Chicago, Illinois, United States

OnsiteFull Time

Radix Trading: Proprietary firm focused on quantitative research and scientific trading.

PhD in Electrical Engineering, Computer Architecture, or related field; experience with VHDL/Verilog; Python for unit testing; ModelSim; Xilinx/Altera FPGAs; networking knowledge; highly analytical with strong communication and teamwork.

VHDL, Verilog, Python, ModelSim, Xilinx FPGA, Altera FPGA

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Engineering Manager (Platform)

Itasca, Illinois, United States

$130k-$170k/yr HybridFull Time

Sabanto: Sells autonomous upgrade kits and software for farm tractors.

Hands-on engineering manager with cloud/web/mobile experience; leadership; AWS, React, Node.js, Python.

React, React Native, Node.js, Python, AWS, Lambda, API Gateway, RDS, DynamoDB, S3, CloudWatch, TypeScript, JavaScript

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Catastrophe Research Manager

New York or Boston or Philadelphia or Chicago

$105k-$150k/yr OnsiteFull Time

AIG: Global provider of property casualty insurance and risk solutions.

6+ YOE6+ years catastrophe research or model development; PhD or Master’s in Climate Science, Natural Hazards, Applied Statistics; strong RMS background; proficient in R, Python, SQL; excellent communication; experience with model reviews and validation.

R, Python, SQL

1mo

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1mo

Manager, Engineering

Raleigh or Chicago or Franklin or Boston

$148k-$175k/yr HybridFull Time

VitalSource: Provides digital course materials and e-learning software platforms.

5+ YOE5+ Mgmt5+ years of technical leadership; 5+ years in operations optimization; tests, reports, and documentation experience; strong Python, Django, PySpark, ETL, SQL skills.

Python, Django, PySpark, ETL, SQL

1mo

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1mo

Software Development Manager

Austin or Chicago or New York or Old Greenwich

$150k-$250k/yr OnsiteFull Time

WorldQuant: Develops systematic investment strategies through quantitative research and data.

10+ YOE10+ MgmtSenior software engineering manager in financial domain; 10+ years leadership; strong C++, Java, or Python; ability to translate complex concepts into actionable tasks.

C++, Java, Python

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Manager, Platform Engineering

Chicago, Illinois, United States

$141k-$233k/yr HybridFull Time

Options Clearing Corporation: Clearing and settlement for equity derivatives and options.

7+ YOE3+ MgmtAgile experience with Product Owner focus; platform-as-product approach; DevOps background; hands-on with Internal Developer Portals (Backstage); strong tooling and GitOps skills; Kubernetes and AWS experience.

Backstage, GitOps, Terraform, GitHub Actions, Kubernetes, Helm, AWS, VPC, Security Groups, EC2, RDS, S3, KMS, IAM, CI/CD, Node.js, TypeScript, React, Python, Splunk

1mo

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1mo

Quantitative Researcher (Experienced - Ph.D.)

Chicago, Illinois, United States

$175k-$250k/yr OnsiteFull Time

Old Mission: Quantitative proprietary trading firm specializing in global market making.

Ph.D. required; strong in derivatives/volatility modeling; Python and C++; excellent communication; team player; organized and detail-oriented.

Python, C++

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Research Assistant Professor

Chicago, Illinois, United States

$70k-$75k/yr OnsiteFull Time

University of Illinois Chicago: Public research university providing higher education and healthcare services.

10+ YOETen years of experience in the discipline with leadership, expertise in bulk RNA-seq, ATAC-seq, scRNA/scATAC, multiomics, bioinformatics (R, Python), and experience with FACS and mouse models.

RNA sequencing, ATAC sequencing, Single-cell sequencing, Multiomics, Flow cytometry, FACS, Seurat, Cell Ranger ARC, Python, R, qPCR, Western blot, Lentiviral transduction, Gene expression analysis, LPS models, Pseudomonas aeruginosa models

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Market & Business Intelligence Manager

Reston or Atlanta or Austin or Baltimore or Boston or Chicago or Dallas or Houston or Los Angeles or Miami or Minneapolis or Philadelphia or Phoenix or Raleigh or San Diego or Seattle or Short Hills or Washington DC or Wilmington

$113k-$165k/yr HybridFull Time

DLA Piper: Global law firm providing comprehensive legal and business services.

8+ YOELead analytics team; develop analytics strategy; collaborate with senior leaders; strong leadership and data analytics skills.

Azure, Fabric, Python, R, SQL, Power BI, Tableau

2mo

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2mo

Lead Decision Science Analyst (Marketing Analytics)

Oak Brook, Illinois, United States

$103k-$193k/yr HybridFull Time

Chamberlain Group: Provides smart access solutions for residential and commercial properties.

5+ YOE5+ years analytics experience; strong SQL and Python; dashboard development; experimentation and causal inference; marketing/product analytics.

SQL, Python, Power BI, Tableau, Azure, Databricks, Jira

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Principal Research Scientist – Value Based Payment Expert

Washington or Chicago

$171k-$220k/yr HybridFull Time

NORC at the University of Chicago: Conducts objective social science research and public policy analysis.

12+ YOE5+ MgmtSenior health policy researcher with 12+ years in value-based payment models; 5+ years leading projects; expertise in Medicare/Medicaid policy and CMS programs; strong communication and leadership skills.

Python, SQL, Stata, SAS, R

2mo

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2mo

Quantitative Researcher for Monetization

New York or San Francisco or Chicago

RemoteFull Time

Comity: Develops financial software and infrastructure for clean energy systems.

5+ YOE5+ years in design/research and development; expertise in stochastic optimization, probability theory, energy/commodity markets, machine learning, and Python.

Python

1mo

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1mo

Architect: Risk, Marketing and Admin Systems

Chicago, Illinois, United States

$150k-$198k/yr OnsiteFull Time

Mayer Brown: Global law firm providing legal services to major corporations.

8+ YOESenior technical leader with 8+ years in software development, data integration, and enterprise applications; strong Microsoft stack, cloud, DevOps, and architecture leadership.

.NET, ASP.NET, C#, MVVM, MVC, Web APIs, SQL Server, SSIS, Azure Data Factory, Logic Apps, Service Bus, Azure SQL Database, Azure DevOps, GitHub, Docker, Kubernetes, PowerShell, JavaScript, TypeScript, Python, Informatica, BizTalk, MuleSoft, Harvey, Claude, GitHub Copilot, ChatGPT, K2, Power Automate, Logic Apps

1mo

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1mo

Ai Engineering Lead

Chicago or Evanston or New York or Princeton

$180k-$195k/yr HybridFull Time

ZS: Global management consulting and technology firm for healthcare and life sciences.

6+ YOE3+ Mgmt6+ years software development; 3+ years leading engineering teams; strong Python and TypeScript/JavaScript; cloud and DevOps experience; AI/LLM APIs experience.

Python, TypeScript, JavaScript, Rust, Go, REST, gRPC, WebSockets, JWT, OAuth2, Azure AD, AWS, Azure, GCP, Docker, Kubernetes, Helm, Argo CD, Terraform, GitHub Actions, Azure DevOps, Prometheus, Grafana, OpenTelemetry, FastAPI, React, Next.js, Tailwind CSS, LangGraph, DSPy, pgvector, Qdrant

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Principal Architect Data and AI Platforms (Hybrid Work Schedule)

Addison or Fort Wayne

$129k-$174k/yr HybridFull Time

Parts Town: Distributes genuine OEM parts for commercial kitchens, HVAC, and appliances.

7+ YOE7+ years in data engineering/analytics architecture; strong SQL; experience with data warehouses; semantic/mathematics layer experience; Python programming; API/connector development; cross-team collaboration.

SQL, Python, BigQuery, Snowflake, Redshift, Databricks, APIs

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Internal Audit Associate Director, Digital & Data Analytics

Newark or Chicago or London

$120k-$155k/yr HybridFull Time

Mars: Manufactures confectionery and pet food and provides veterinary services.

Experience in internal audit, data analytics, data science, or digital transformation; AI-enabled solution development; proficiency in Python/SQL; ERP knowledge; leadership experience; CISA/CPA/CIA/CISSP/CISM preferred.

Python, SQL, AuditBoard, DataSnipper, Optro, MindBridge, Alteryx, Power BI, Celonis, SAP

1mo

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1mo

Java Solutions Architect

Charlotte or Chicago or Addison

$115k-$125k/yr OnsiteFull Time

Synechron: Providing digital transformation and technology consulting for financial services.

15+ YOEArchitecting for high throughput with microservices; banking/financial services domain knowledge; strong communication and collaboration skills.

Java, .NET, Python, JavaScript, TypeScript, Angular, React, Docker, Kubernetes, AWS, Azure, GCP, OpenShift, Kafka, MongoDB, CockroachDB, UML

1mo

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1mo

Engineering Manager

Chicago, Illinois, United States

$155k-$195k/yr HybridFull Time

Avant: Provides online consumer loans and credit card services.

8+ YOE5+ MgmtBS/MS in CS or related field; 8+ years backend experience; 5+ years in leadership; strong Agile, cloud, microservices, and full-stack knowledge.

AWS, GCP, Azure, Docker, Kubernetes, Git, CI/CD, JavaScript, React, HTML, CSS, Python, Ruby, Java, .NET, SQL, NoSQL

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AI Technical Lead

Chicago, Illinois, United States

$150k-$195k/yr RemoteFull Time

TXI: Designs and builds custom software and digital products.

Lead client AI projects; strong full-stack engineering; experience with AI frameworks; able to explain complex tech to non-technical audiences.

Python, TensorFlow, PyTorch, LangChain, LLM, Vision AI, GitHub Copilot, Claude Code

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Director, Quant Development

San Francisco or Boston or Durham or Jersey City or Chicago or Smithfield

$126k-$255k/yr HybridFull Time

Fidelity Investments: Provides investment management, retirement planning, and brokerage services.

7+ YOE7+ years in financial services; strong Python, AWS, REST; exposure to fixed income; UI data integration; strong communication; degree in CS or related; team collaboration.

Python, AWS, RESTful APIs, CI/CD, DevOps, Data Modeling, OOP, Functional Programming

1mo

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1mo

AI Development Lead

United States or Jupiter or New York or Arlington or Boulder or Chicago or Atlanta or Boston

$118k-$196k/yr RemoteFull Time

Guidehouse: Provides management and technology consulting services to diverse organizations.

7+ YOE2+ MgmtSeven+ years delivering AI/software/data solutions; two+ years in leadership; hands-on Generative AI in cloud; Python with AI/LLMs; Agile/DevOps delivery; strong communication.

Python, LangChain, LangGraph, AWS, Azure, SageMaker, Bedrock, LLMs, APIs, SDKs

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Data Scientist (Level II and Senior) - AI & Scalable Analytics Solutions

Rockford or Fort Collins or Niles

$77k-$149k/yr HybridFull Time

WoodwardNASDAQ: WWD: Designs control solutions for aerospace and industrial markets.

Develop predictive models, manage data pipelines, and collaborate with cross-functional teams to deliver scalable analytics.

Python, R, SQL, Tableau, Power BI, matplotlib, Git, MLflow, DVC, Azure ML, Databricks, Airflow, FastAPI, Docker, Kubernetes, Terraform, Bicep

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Applied AI Research Fellow

Chicago, Illinois, United States

HybridFull Time

Evozyne: Designs engineered protein therapeutics using an AI-native platform.

Late-stage PhD/postdoc in quantitative/computational field; hands-on AI/ML with real-world data; experience with noisy/incomplete data; familiarity with deep learning/generative models; research contributions; interdisciplinary exposure.

Python, PyTorch, TensorFlow, Bayesian Optimization, Variational Autoencoders, Generative Models

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Research Associate

Batavia, Illinois, United States

$70k-$93k/yr OnsiteFull Time

Fermilab: Operates particle accelerators for fundamental high-energy physics research.

Ph.D. in particle or nuclear physics with experience in analysis and instrumentation; strong problem solving; ability to work in an international team; data analysis.

Data analysis, Experimental instrumentation, C++, Python

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VP, AML Monitoring, Analytics, Data & Technology Governance

Stamford or Orlando or Chicago or Costa Mesa or Alpharetta or Draper or New York City or Charlotte or Cincinnati

$170k-$290k/yr HybridFull Time

SynchronyNYSE: SYF: Provides consumer financial services and private label credit cards.

5+ YOE2+ Mgmt5+ years model development; 8+ years AML/compliance; 2+ years management; Bachelor's required; travel ability.

Python, SAS, SQL, AWS, Data Lake

1mo

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1mo

Director of Analytics

Oak Brook, Illinois, United States

$154k-$196k/yr OnsiteFull Time

UNITE HERE HEALTH: Administers healthcare benefits for hospitality and gaming union workers.

8+ YOE3+ MgmtLead enterprise analytics for healthcare cost trend; develop predictive models; guide data strategy and governance; build high-performing team.

SQL, Python, R, Power BI, Tableau

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Solution Architect (Chicago, IL, US)

Chicago, Illinois, United States

$125k-$145k/yr HybridFull Time

HAVI: Optimizing global supply chains for leading foodservice and retail brands.

6+ YOEBachelor’s degree in computer science or related field; 6+ years IT experience across application development, integration, middleware, cloud architecture, or data and analytics; strong planning, forecasting, data and analytics, integration, cloud, and non-functional requirements expertise.

Python, Java, SQL, JavaScript, Databricks Lakehouse, Oracle, PostgreSQL, SQL Server, AI/ML, Generative AI, APIs, MFT, iPaaS, Cloud, Azure, AWS, GCP, ArchiMate, UML