420 senior software engineer python jobs at 197 companies in Des Plaines, IL

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
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.
Node.js, Python, Elasticsearch, Redis
PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
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).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
3w
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Senior Software Developer - Python
Chicago or Greenwich
$200k-$250k/yr HybridFull Time
Interactive Brokers
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.
Python, C++, Java, Polars, Pandas, NumPy, Linux, SQL
1w
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Senior Software Engineer - Python/Typescript
Chicago or Raleigh or Royal Oak or New York City or United States
$160k-$190k/yr HybridFull Time
SpotOn
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.
Python, TypeScript, JavaScript, Claude Code, LangGraph, CrewAI, AutoGen, GitHub Copilot, Cursor, Windsurf, Salesforce, Apex, Lightning, AWS, GCP, Azure, GitHub, GitHub Actions, Jira, Slack
1mo
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Senior Software Engineer
Chicago, Illinois, United States
$89k-$165k/yr OnsiteFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.
5+ YOE5-8 years in software engineering; large-scale data engineering, distributed systems; Databricks, AWS, Python, PySpark; SQL/NoSQL; CI/CD; IaC (Terraform/Ansible).
Databricks, Python, PySpark, Apache Spark, AWS, S3, Lambda, API Gateway, EventBridge, Kafka, SQL Server, MongoDB, Jenkins, GitHub, GitLab, Bitbucket, Terraform, Ansible
2w
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Python Software Engineer - Temporary to Perm
Chicago, Illinois, United States
$70-$90/hr OnsiteContract
Alvarez & Marsal
Alvarez & Marsal: Provides management consulting, restructuring, and business advisory services.
7+ YOE7+ years backend/full-stack development experience, strong Python skills, Azure Functions and event-driven systems experience, database integration, microservices and cloud security familiarity, practical LLM/AI tooling exposure.
Python, Azure Functions, Azure Event Grid, Durable Functions, API Management, SQL, NoSQL, Azure SDKs, Azure Cognitive Services, LangChain, AutoGen, Semantic Kernel
3mo
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Senior Software Engineer, Finance (Clojure/Python)
Chicago, Illinois, United States
$130k-$225k/yr RemoteFull Time
DRW
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.
Kubernetes, Docker, CI/CD, Airflow, Oracle, Kafka
1mo
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Senior Software Engineer
Chicago, Illinois, United States
$89k-$165k/yr HybridFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global communications, advertising, and digital transformation holding.
5+ YOE5-8 years of software engineering in data engineering and distributed systems; AWS Databricks, Python, Spark; CI/CD; IaC; AI/Generative AI exposure; cloud-native data platforms.
Databricks, Python, PySpark, Apache Spark, AWS, S3, Lambda, API Gateway, EventBridge, Kafka, SQL Server, MongoDB, Jenkins, GitHub/GitLab, Bitbucket, Terraform, Ansible
2mo
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Senior Software Engineer
Chicago, Illinois, United States
$153k/yr OnsiteFull Time
Morningstar
MorningstarNASDAQ: MORN: Provides financial data, investment research, and asset management services.
5+ YOEBachelor's or Master’s in Computer Science or related field with years of relevant software engineering experience; 5 years with Bachelor's or 3 years with Master's; strong Python and cloud skills.
Python, FastAPI, Flask, REST, PostgreSQL, SQLAlchemy, Weaviate, Pinecone, QlikView, Pandas, Plotly, Matplotlib, AWS, S3, RDS, Lambda, GraphQL, Celery, Redis, SQS, Git, OpenAI, Anthropic, MistralAI
1mo
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Senior Product Software Engineer (Python)
San Francisco or Chicago or Los Angeles
$160k-$200k/yr HybridFull Time
Tyba
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.
Python, React, GraphQL, Strawberry, ClojureScript, Cursor, Copilot, Claude Code, Warp Agent Mode, Recharts, ECharts, dbt, Snowflake, Redshift, PyTorch, AWS, PostgreSQL, Fulcro, Tailwind CSS, Clojure, Kotlin
2mo
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Senior Software Engineer
Boston or Chicago or Dallas or San Francisco
$120k-$150k/yr OnsiteFull Time
JLL
JLLNYSE: JLL: Global commercial real estate and investment management services.
7+ YOE7+ years in full stack software engineering; Python and Node.js; API/microservices experience; front-end frameworks; cloud (Azure/AWS/GCP); AI/RAG knowledge a plus; CI/CD and testing.
Python, Node.js, React, Angular, Docker, Kubernetes, Git, GitHub, Azure DevOps, SQL Server, CosmosDB
1mo
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Senior Software Engineer, OS Ecosystem
Chicago, Illinois, United States
$110k-$160k/yr OnsiteFull Time
Tempus AI
Tempus AINASDAQ: TEM: Builds a data platform for AI-powered precision medicine diagnostics.
5+ YOE5+ years in software engineering; focus on platform/data engineering; backend services in TypeScript/Python; cloud experience (GCP).
TypeScript, Python, Google Cloud, BigQuery, Cloud Spanner, GCS
3mo
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Python Developer IV
Webster or Chicago or St Petersburg or Phoenix or Tempe
$111k-$175k/yr HybridFull Time
Paychex
PaychexNASDAQ: PAYX: Provider of integrated payroll, HR, and benefits outsourcing solutions.
5+ YOE5+ years backend software development; Python/Django; AWS; REST APIs; PostgreSQL/MySQL; Docker; CI/CD.
Python, Django, REST, Celery, Redis, AWS, EC2, S3, RDS, Lambda, CloudWatch, PostgreSQL, MySQL, Docker, Kubernetes, Jenkins, GitHub Actions
3mo
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Senior Software Engineer
Lisle, Illinois, United States
$92k-$138k/yr OnsiteFull Time
International Motors
International MotorsXETRA: 8TRA: Manufacturer of commercial trucks, buses, and heavy-duty engines.
3+ YOEBachelor's or Master's in software engineering with related experience; 3+ years if no degree; strong coding and cloud skills.
TypeScript, Python, Java, C#, Ruby, React, Angular, Vue, Azure, AWS, GCP, Terraform, SQL
2mo
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Senior Software Engineer - Product
New York or Chicago
$170k-$190k/yr HybridFull Time
ElectronX
ElectronX: Operates a regulated electricity derivatives exchange market.
5+ YOE5+ years full-stack software engineering; strong backend in Python/Go; strong frontend in TypeScript/React; APIs, distributed systems, databases; security and compliance awareness; Bachelor’s degree
Python, Go, TypeScript, React, PostgreSQL, MySQL, Git, Docker, Kubernetes, Terraform
2mo
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Senior Software Engineer- Machine Control Systems
Hazel Crest, Illinois, United States
$110k-$125k/yr OnsiteFull Time
Lanco
Lanco: Manufactures and services heavy lifting and material handling equipment.
10+ YOESenior software engineer with full-stack focus, real-time IoT, hardware integration, and heavy machinery experience.
C/C++, Python, MATLAB/Simulink, EtherCAT, CAN bus, Modbus, Ethernet/IP
1mo
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Senior Software Engineer
Chicago, Illinois, United States
OnsiteFull Time
TransMarket Group
TransMarket Group: A global proprietary trading firm utilizing automated technology.
3+ YOEExperience in software engineering; low-latency C++ at major exchanges; Python/Bash; Linux; multithreading; IPC; SQL; strong communication skills.
C++, Python, Bash, Linux, SQL, Gitlab CI/CD, Solarflare network stack, multithreading, IPC
2mo
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Senior Software Engineer- Machine Control Systems
Hazel Crest, Illinois, United States
$110k-$125k/yr OnsiteFull Time
The Lanco Group
The Lanco Group: Manufactures specialized heavy lifting and material handling equipment.
10+ YOESenior software development engineer with 10+ years in industrial automation, real-time data processing, full-stack development, machine control, and cross-disciplinary collaboration.
C/C++, Python, MATLAB/Simulink, EtherCAT, CAN bus, Modbus, Ethernet/IP
1mo
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Senior Software Engineer
New York City or Asbury Park or Boston or Chicago or Baltimore
$160k-$180k/yr HybridFull Time
Solar Landscape
Solar Landscape: Develops and operates commercial rooftop solar energy projects.
5+ YOE5+ years software engineering experience; lead full-stack development with TypeScript, Node.js, Python, Next.js, Tailwind CSS; experience with Microsoft Azure, Azure DevOps, GitHub, Jira, EMU/AI-enabled features, and leading/mentoring engineers.
TypeScript, Node.js, JavaScript, Next.js, Tailwind CSS, Python, Microsoft Azure, Microsoft Azure DevOps, GitHub, Jira, Figma, Microsoft Dynamics, Microsoft Business Central, Microsoft PowerApps, Microsoft Power BI
2mo
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Senior Software Engineer
Chicago, Illinois, United States
$153k/yr RemoteFull Time
Morningstar
MorningstarNASDAQ: MORN: Provides independent investment research, financial data, and management services.
5+ YOERequires advanced Python development, relational/vector databases, cloud services, and AI/ML concepts with REST APIs and CI/CD.
Python, FastAPI, Flask, REST API, PostgreSQL, SQLAlchemy, Weaviate, Pinecone, Pandas, Plotly, Matplotlib, AWS, S3, RDS, API Gateway, Lambda, Redis, SQS, Celery, Git, CI/CD, GraphQL, OpenAI, Anthropic, MistralAI, UML
2mo
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Python Developer (Airlines)
Chicago, Illinois, United States
HybridContract
Appex Innovation
Appex Innovation: Provides AI-driven software solutions for healthcare revenue and management.
10+ YOERobust Python development experience, AWS, Docker, Linux/Windows, version control with Git; 10+ years preferred for contract role.
Python, Pandas, AWS, Docker, Linux, Windows, Git
2mo
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Senior Production Software Engineer
Chicago, Illinois, United States
OnsiteFull Time
Optiver
Optiver: Global market maker providing liquidity to financial markets.
Extensive software engineering experience; design and deliver scalable production systems; deep knowledge of production environments; reduce operational friction.
Python, CI/CD, Configuration Management, Web Frameworks