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Senior Python Developer Jobs in Ottawa, IL, US
32 senior python developer jobs from 18 companies hiring in Ottawa, IL, US.
3w
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Python Developer IV
Webster or Chicago or St Petersburg or Phoenix or Tempe
$111k-$175k/yr HybridFull Time
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
4d
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Senior Software Engineer/Full Stack Developer
Denver or Naperville
HybridFull Time
7+ YOESenior software engineer with strong full-stack skills; experience with Java, Node.js, SQL, Python; design and develop web/cloud apps; 7+ years experience; hybrid in Naperville, IL or Denver, CO.
Java, Node.js, SQL, Python, APIs, Web Sockets, ClaudeCode, CoPilot, Unix, Shell scripting, MS SQL Server, PostgreSQL, Azure SQL, Oracle, JSON, HTTP
1mo
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Senior Software Engineer
Hartford or Charlotte or Naperville or Chicago
$97k-$145k/yr HybridFull Time
3+ YOE3+ years of hands-on software development; strong OO design, REST/SOAP APIs, and cloud experience; SAFe, DevOps, and modern languages.
Java, C#, Cpp, Python, JavaScript, HTML, CSS, Angular/React, XML, SQL, AWS, REST API
4w
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Senior Salesforce Developer
Chicago or Los Angeles or New York or Oakbrook Terrace or Sacramento or San Francisco or South Bend or San Jose or Tampa or Atlanta or Boston or Columbus or Dallas or Denver or Fort Lauderdale or Grand Rapids or Houston or Austin or Charlotte or Indianapolis
$109k-$222k/yr HybridFull Time
5+ YOE5+ years Salesforce experience; proficient in Apex, Visualforce, Aura, LWC; strong frontend skills; Salesforce API; certifications preferred
Salesforce, Apex, Visualforce, Aura Components, Lightning Web Components, Salesforce API, Heroku, AWS, Python, Node.js
3w
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Senior Software Engineer
Lisle, Illinois, United States
$92k-$138k/yr OnsiteFull Time
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
1mo
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Software Engineer - AI PLATFORM ENGINEER | Onsite | Addison, TX / Charlotte
Addison or Charlotte
$48k-$168k/yr OnsiteMultiple Commitments Available
10+ YOESenior-level AI platform engineering role requiring Python, data engineering, and on-prem infrastructure experience (10+ years).
Python, Data Engineering, RAG (Retrieval-Augmented Generation), Vector Databases, Jenkins, Ansible, Infrastructure, Model Control Protocol, On-Premise GPU Farms
3mo
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Software Engineer
Lisle, Illinois, United States
$108k-$228k/yr OnsiteFull Time
7+ YOEBachelor’s or Master’s in Computer Engineering, Computer Science, Electrical Engineering, or related field; minimum 7 years experience; proficient in Windows/Linux/Unix; programming in C, C++, Python; familiar with development tools; quick learner.
C, C++, Python, Windows, Linux, Unix, Editors/Compilers
1w
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Senior Autonomy Engineer
Mossville or Broomfield
$113k-$183k/yr OnsiteFull Time
Bachelor’s degree in Engineering or Computer Science; experience across full software development lifecycle; debugging distributed systems; document designs; support deployments and field issues.
C/C++, Python, Embedded software, Linux, Software testing, Cloud
1w
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Senior Mechanical Engineer 1 - Nuclear
Warrenville, Illinois, United States
$82k-$126k/yr HybridFull Time
5+ YOEBS or MS in Mechanical or Chemical Engineering; 5+ years in power industry; knowledge of nuclear plant codes; PE license beneficial but not required
Python, MATLAB, Excel
1mo
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Sr IT Engineer Data
Bolingbrook, Illinois, United States
$153k-$154k/yr OnsiteFull Time
5+ YOEBachelor's degree in Computer Science; 5+ years in development with big data, cloud platforms, data pipelines; proficient in Java/Python/SQL; experience with BigQuery, Databricks, Snowflake, Spark, Kafka; Docker, GitHub, Jenkins; Unix/Linux.
Hadoop, Databricks, Cloud Platforms (GCP/AWS/Azure), Java, Python, SQL/NoSQL, BigQuery, Snowflake, Spark, Kafka Streams, Docker, GitHub, Jenkins, Unix/Linux, Dataflow, Dataproc, APIs/Microservices
1w
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SR REACTOR ENGINEER (OPERATIONS)
Atlanta or Naperville or Rockville or King of Prussia or Arlington
$156k-$197k/yr OnsiteFull Time
1+ YOERequires at least 1 year specialized experience in design, operation, inspection of nuclear plant components; knowledge of NRC regulations; ability to manage complex engineering projects.
Python, MATLAB, Simulations, Machine Learning, Digital Twins
2mo
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Senior Automation Engineer
Malta, Illinois, United States
$114k-$163k/yr OnsiteFull Time
7+ YOE7+ years robotics/automation, hands-on prototyping, end-to-end project delivery.
SolidWorks, Fusion 360, CATIA, ANSYS, OpenCV, HALCON, Cognex VisionPro, Keyence, Arduino, Raspberry Pi, 3D printing, PCBs, Python, MATLAB, LabVIEW, ROS, C/C++, C#, Git, GitHub, Copilot, PLC programming, Ladder Logic, Structured Text
2mo
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Principal Systems Engineer - Rolling Meadows, IL
Rolling Meadows, Illinois, United States
$165k-$190k/yr OnsiteFull Time
15+ YOEBachelor’s in Electrical/Computer Engineering; 15+ years engineering experience including 5+ years in RF hardware; SDR systems knowledge; Python; strong communication; US citizenship.
Python, System modeling, RF hardware, SDR
2mo
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Electrical Studies Engineer
Kennesaw or Fort Worth or Naperville
$100k-$185k/yr OnsiteFull Time
3+ YOEBachelor's in Electrical Engineering; 3+ years for mid-level; 7+ years for senior; experience with power systems studies and industry codes.
ETAP, SKM, EMTP-RV, PSCAD, Python, VBA, C++, Microsoft Word, Microsoft Excel
2mo
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Electrical Studies Engineer
Kennesaw or Naperville or Fort Worth
$100k-$185k/yr HybridFull Time
3+ YOEBachelor's in Electrical Engineering; 3+ years for mid level; 7+ years for senior; NEC/IEEE/IEC/NERC experience; ETAP/SKM/PSCAD proficiency; PE license active or pursuing; strong communication and leadership skills.
ETAP, SKM, PSCAD, EMTP-RV, Python, VBA, C++, Microsoft Word, Microsoft Excel
1w
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Lead EHV Engineer 2 - Grid
Warrenville, Illinois, United States
$132k-$205k/yr HybridFull Time
10+ YOEBSEE with power systems or controls emphasis; 10+ years HV substation experience; 3+ years 500kV/765kV design; CAD/3D design proficiency; PE/FE preferred.
AutoCAD, MicroStation, Bentley Substation, BlueBeam, SDS design, Python, MATLAB, Excel
1mo
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PPL Instrument & Ctrls Eng
Plainfield, Illinois, United States
$129k-$161k/yr OnsiteFull Time
15+ YOEBachelor’s degree in Electrical Engineering or related; 15+ years in product development, motion control, or robotics; strong communication; programming in Python, C++, MATLAB; team-oriented.
Python, C++, Lua, MATLAB, Simulink, Proprietary languages (Rapid, KRL, URScript, INFORM), URScript, INFORM
1mo
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Sr. Manager AI & Analytics
Saint Paul or Naperville
$166k-$250k/yr HybridFull Time
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
1d
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Principal Data Engineer/Architect
Mettawa, Illinois, United States
$80k-$145k/yr HybridFull Time
12+ YOE12–16 years in data engineering, big data, or data architecture; strong AWS EMR and Python proficiency; design and implement data architectures for business needs.
AWS EMR, Python
2w
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Research Associate
Batavia, Illinois, United States
$70k-$93k/yr OnsiteFull Time
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
HiringCafe market data
Senior Python Developer Jobs market signals in Ottawa, IL, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
32
Hiring companies
18
Fresh sample
57% new in 30d
Salary visibility
93% show pay
Companies appearing in this market
Sargent & LundyUlta BeautyCaterpillarCroweENERCONInternational MotorsCACICB&I
Work location mix in visible results
Onsite: 15Hybrid: 12Remote: 3