Senior Python Developer Jobs in North Chicago, IL, US

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Lead Developer - Data, AI, & Wealth Tech Platforms - Chicago, IL

Chicago or Lincolnshire or Rockford

$125k-$175k/yr HybridFull Time

Savant Wealth Management: Independent fiduciary firm providing comprehensive wealth management and planning.

7+ YOE7+ years data engineering; Bachelor's in CS/IS/Data Eng or equivalent; strong Microsoft Azure; production data pipelines; SQL & Python; experience with AI/ML data workflows and enterprise feeds.

Microsoft Azure, Azure Fabric, SQL, Python, PySpark, Spark

1mo

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1mo

Legal AI Engineer - Konexo US

Atlanta or Washington or Houston or New York City or Chicago

$108k-$208k/yr HybridFull Time

Eversheds Sutherland: Global law firm providing legal and business advisory services.

5+ YOE5+ years in legal industry with 3+ years implementing AI/automation in a legal context; strong AI governance, LLMs, and prompt engineering experience; proficient with Python and AI tooling.

LangChain, AutoGen, CrewAI, Power Platform, APIs, REST, Zapier, Make, n8n, Python, Vector Databases, GDPR, CCPA

3mo

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3mo

Advanced Test Engineer

Appleton or Madison or Atlanta or Phoenix or Milwaukee or Olathe

HybridFull Time

Faith Technologies: Electrical engineering, construction, and energy infrastructure services.

5+ YOEBachelor's in engineering; 5-7 years in testing engineering; or Master's in Electrical Power Systems/Control Systems with 8-10 years; experience with automated test software (LabVIEW, Python, PLC-based testing); power electronics, grid simulators, load banks; Modbus, CANbus, Ethernet/IP; up to 50% travel; hybrid/remote work; 7am-5pm M-F; strong com...

LabVIEW, Python, PLC, Modbus, CANbus, Ethernet/IP

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Data Engineer Lead - Contract

Rolling Meadows, Illinois, United States

$99k-$192k/yr RemoteContract

Arthur J. Gallagher & Co.NYSE: AJG: Global insurance brokerage and risk management services provider.

7+ YOE3+ MgmtLead data engineering teams; 7+ yrs data engineering; 3+ yrs leading teams; BS in Information Technology; Snowflake, Azure Data Factory, ADLS Gen2, Databricks, Spark, Synapse, SQL Server; scripting (PowerShell, Python, Scala, Java, XML); Data Lake/ETL; CI/CD; agile; strong communication.

Snowflake, Azure Data Factory, ADLS Gen 2, Logic Apps, Azure Functions, Databricks, Apache Spark, Scala, Synapse, SQL Server, PowerShell, Python, Java, XML, Data Lake, Azure Data Lake Storage, CI/CD, Infrastructure as Code

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Datacenter Network Engineer (Remote opportunity)

Chicago, Illinois, United States

$91k-$118k/yr RemoteFull Time

HyattNYSE: H: Global hospitality providing luxury hotel and resort accommodations.

5+ YOE5–7+ years in data center network engineering; 3+ years with Arista fabric; experience with leaf-spine designs; hands-on with Cisco Firepower and/or Palo Alto firewalls; data center operations and change management; automation experience (Python/Ansible/Terraform).

Arista EOS, CloudVision (CVP), EVPN/VXLAN, BGP, Cisco Firepower (FTD/FMC), Palo Alto PCNSE, Python, Ansible, Terraform

2mo

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2mo

Principal Engineer - Materials Discovery Research Institute

Skokie, Illinois, United States

$131k-$180k/yr OnsiteFull Time

UL Research Institutes: Advancing safety science through independent research and discovery.

10+ YOEPhD/MS/BS in Chemical Engineering or related field with significant post-degree experience; proven materials development, scaling, and data analysis expertise; leadership of large research programs; strong communication and collaboration skills.

PI software, MS Excel, MS Office, PowerPoint, Teams, Git, Python

2mo

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2mo

Staff Product Test Engineer - Rolling Meadows, IL

Rolling Meadows, Illinois, United States

$110k-$130k/yr OnsiteFull Time

Epiq Solutions: Develops software-defined radio products and wireless sensing solutions.

8+ YOEEight+ years in NPI, automated test equipment software, Python preferred; lead NPI projects; strong OO programming and RF knowledge.

Python, Linux, GPIB, Serial, Ethernet, Qt

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Forward Deployed AI Engineer - Supply Chain

Chicago, Illinois, United States

OnsiteFull Time

Brillio: Provides digital transformation and big data analytics consulting services.

6+ YOE6–12+ years in software engineering/AI; client-facing experience; Python, APIs, microservices; LLMs and agent frameworks; cloud (AWS/Azure); data pipelines; strong communication.

Python, APIs, microservices, LLMs, LangChain, Semantic Kernel, AWS, Azure, OpenAI, Anthropic, Google Gemini

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Lead Software and Data Engineer

Chicago, Illinois, United States

$155k-$200k/yr HybridFull Time

William Blair: Provides investment banking, investment management, and private wealth services.

5+ YOE5+ years software/data engineering; strong Python; Dagster; Azure Synapse; Kubernetes; data lake; PySpark; SQL; Azure cloud; Databricks; AI tool familiarity.

Dagster, Azure Synapse, PySpark, Kubernetes, Python, Dagster Cloud, Databricks, Spark, GitHub Copilot, Claude Code

1mo

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1mo

Senior Director Data Science

Chicago, Illinois, United States

$162k-$300k/yr OnsiteFull Time

Health Care Service Corporation: Provides health insurance and managed care to millions of members.

11+ YOE4+ MgmtLead data science initiatives; manage analysts; develop predictive models; drive data-driven decisions.

Python, SQL, R, Machine Learning, Data Visualization, Excel, PowerPoint, Hadoop, Spark

2mo

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2mo

SecOps Engineer

Chicago, Illinois, United States

$140k-$180k/yr OnsiteFull Time

SOM: Designs iconic large-scale buildings and provides urban planning services.

7+ YOE7+ years SecOps; 3+ years vulnerability management and SIEM (Rapid7); security certifications; experience with vulnerability programs, SIEM, security automation, cloud, API integrations.

Rapid7, SIEM, Git, Infrastructure as Code, Python, PowerShell, Automation scripting

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Senior Data Solutions Analyst

Chicago or Dallas or Miami

RemoteFull Time

KPH Healthcare Services: Provides national retail pharmacy and specialized healthcare services.

3+ YOEAnalyze data, build automated SQL/data pipelines, develop dashboards, and perform financial analyses to support senior management.

SQL, Python, R, Java, Microsoft Excel, Microsoft Access, Power BI

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Software Development Engineering – Sr Advisor

Milwaukee, Wisconsin, United States

OnsiteFull Time

FiservNew York Stock Exchange: FI: Provides financial technology solutions for merchants and financial institutions.

6+ YOEBachelor's degree in Computer Science or Engineering; 6+ years DevOps experience in cloud environments; extensive AWS/Azure/GCP, CI/CD, IaC, containers; scripting (Python, Bash, PowerShell); CI/CD tools (Git, GitLab, Harness, Jenkins).

AWS, Azure, GCP, Git, GitLab, Harness, Jenkins, Terraform, Python, Bash, PowerShell

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IT Associate Software Engineer 2026 Summer Internship (Full Time/Paid/12 weeks)

Oak Brook, Illinois, United States

$22/hr OnsiteFull Time

Ace Hardware: A retailer-owned cooperative providing hardware wholesale and home services.

Pursuing tech degree; senior year graduating 2026/27; able to work in Oak Brook, IL 5/18–8/7; 40h/week for 12 weeks; strong academics; IT end-user focus; AI/ML exposure a plus.

Visual Studio, GitHub, C#.NET, JavaScript, HTML5, CSS, AJAX, XML, React, SOLR, SQL, Python, Databricks, Azure, AWS

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Sr. Analytics Engineer

Chicago, Illinois, United States

$95k-$105k/yr OnsiteFull Time

fairlifeNYSE: KO: Produces nutrient-dense and ultra-filtered dairy products and shakes.

6+ YOE6+ years analytics engineering; Bachelor's in a technical field; experience with AI-enabled analytics; CI/CD; SQL; semantic modeling; manufacturing analytics preferred.

SQL, Python, Power BI, Azure DevOps, Git, SparkSQL, DAX

1mo

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1mo

Lead API Platform Engineer (P181)

Cincinnati or Chicago

$125k-$207k/yr OnsiteFull Time

84.51°NYSE: KR: Provides retail data analytics and targeted advertising services.

5+ YOE5+ years in production API gateways; REST/JSON; cloud and networking; Kubernetes/Docker; scripting (Python, Shell, Java, Node.js); DevOps/Agile; Terraform/IaC; on-call support; strong communication.

Kong, Azure, Datadog, GitHub Actions, Docker, Kubernetes, Helm, Terraform, OAuth2, JWT, SAML, REST, JSON

3mo

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3mo

Sales Engineer (Strategic - Chicago)

Chicago, Illinois, United States

$155k-$200k/yr OnsiteFull Time

Armis: Provides security and visibility for all connected enterprise assets.

5+ YOE5+ years in technical roles; 5+ years in customer-facing roles; BS in Computer Science, MIS, or equivalent; strong networking and security SaaS experience.

Python, Linux, Networking, Virtualization, SaaS, Wireless technologies

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Electrical Engineer | HPC Infrastructure

Chicago or New York City

OnsiteFull Time

Jump Trading: Global proprietary trading firm specializing in algorithmic and high-frequency strategies

7+ YOELead electrical design for mission-critical HPC data center infrastructure; PE license required; 7+ years experience; strong communication and project leadership.

Revit, AutoCAD MEP, BIM, NEC, NFPA, IEEE, Python, AI tools

1mo

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1mo

Electrical Engineer - Power Delivery

Chicago, Illinois, United States

$130k-$190k/yr OnsiteFull Time

Kimley-Horn: Provides professional engineering, planning, and design consulting services.

10+ YOE10+ years Electrical Engineering; PE license or within 12 months; BS in Electrical Engineering; NEC/IEEE/ANSI knowledge; travel; mentoring preferred.

AutoCAD, SKM, ETAP, PSCAD, EMTP-RV, AGI32, Python, MATLAB

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IT Cloud Engineer Sr

Chicago, Illinois, United States

$100k-$165k/yr OnsiteFull Time

Lurie Children's: Provides specialized pediatric medical care and research services.

5+ YOEBachelor’s in Information Technology/Computer Science; 5+ years cloud engineering; certifications in AWS and Microsoft Azure; experience with OpenStack, Linux, Docker, and scripting.

Microsoft Azure, Amazon Web Services (AWS), OpenStack, Linux, Rackspace, Docker, Terraform, PowerShell, Python, JSON, YAML, REST, API, SQL Server

2mo

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2mo

Principal System Engineer

Lincolnshire, Illinois, United States

$130k-$170k/yr HybridFull Time

Full Spectrum Software: Develops compliant software and systems for medical device companies.

8+ YOE8+ years in Systems Engineering for medical devices; Bachelor's in Software, Electrical, Biomedical, or Computer Engineering; strong design controls, RM, cyber risk, V&V; leadership and regulatory experience.

Python, C/C++, Scripting

1mo

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1mo

Data Center Engineer

Chicago, Illinois, United States

$150k-$225k/yr OnsiteFull Time

Jane Street: Global quantitative trading firm and liquidity provider.

5+ YOE5+ years data center experience; networking fundamentals; Linux proficiency; scripting a plus; able to lift 50 lbs; onsite Chicago data center.

Linux, Bash, Python, GPU hardware, PXE, ZTP

2mo

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2mo

Lead Cybersecurity Engineer

Chicago, Illinois, United States

$115k-$175k/yr OnsiteFull Time

Corient: Provides wealth management services for high-net-worth individuals and families.

10+ YOETen+ years in cybersecurity engineering/architecture with strong Azure, identity and network security experience; proficient in IAM, EDR, SIEM, CASB, ZTNA, and secure IaC practices.

Azure, Active Directory, SQL, Office365, Windows Server, PowerShell, Python, Terraform, CloudFormation, EDR, IAM, SOAR, SIEM, DLP, ZTNA, NGFW

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Network Security Engineer

Chicago or United States

$175k-$215k/yr HybridFull Time

Waymo: Autonomous driving technology for ride-hailing and logistics.

10+ YOE10+ years network engineering; 5+ years datacenter/enterprise network security; Bachelor's degree; design, implement, secure networks; travel 25-30%.

Terraform, Ansible, Python, Google Workspace

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Network Operations Engineer

Chicago, Illinois, United States

$130k-$150k/yr HybridFull Time

Pico: Provides managed infrastructure and data services to financial markets.

10+ YOETen years in a large enterprise or service provider; CCNP (CCIE or equivalent preferred); strong written/verbal communication; ability to prioritize; experience in financial industry preferred.

Arista, Cisco Nexus, Cisco ASA, Fortigate, Palo Alto, Corvil, Python, Ansible, Git

2mo

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2mo

Electrical Studies Engineer

Kennesaw or Fort Worth or Naperville

$100k-$185k/yr OnsiteFull Time

ENERCON: Multi-disciplinary engineering and environmental services for energy infrastructure.

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

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Principal Engineer, Performance & Technology (Solar)

Chicago or Denver

$135k-$165k/yr OnsiteFull Time

Invenergy: Develops, builds, and operates large-scale sustainable energy infrastructure projects.

5+ YOEBachelor's in engineering; 5+ years in solar resource/energy assessment and related fields; experience with solar modeling tools; data analytics; eligible to work in US; travel up to 15%; driver’s license.

PVSyst, pvlib, SolarFarmer, Excel, Python, R

2mo

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2mo

Electrical Studies Engineer

Kennesaw or Naperville or Fort Worth

$100k-$185k/yr HybridFull Time

ENERCON: Engineering and environmental services for power and industrial sectors.

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

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Sr. Splunk Engineer | Remote, USA

Overland Park or Milwaukee or Minneapolis or Louisville or Austin or Fort Worth or Nashville or Indianapolis or Boise or Atlanta or Tampa or Oklahoma City or Charlotte or Houston

$92k-$127k/yr RemoteFull Time

Optiv: Provides cybersecurity consulting, technology integration, and managed security services.

6+ YOE6+ years related experience; 4+ years technical architecture with Splunk; Cribl and AWS preferred; security, networking, scripting; cloud architecture; regulatory/compliance knowledge.

Splunk, Cribl, AWS, Python, Java, Perl, Shell, Regular Expressions, cloud-based service architecture, Windows, Linux, endpoint security, DLP, firewalls, IDS/IPS, PCI DSS, GDPR, NIST, MITRE ATT&CK

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Sr. PKI Machine Identity Engineer

Mettawa, Illinois, United States

$103k-$144k/yr HybridFull Time

BrunswickNYSE: BC: Designs and manufactures marine engines and recreational boats.

8+ YOE8+ years PKI/identity engineering; enterprise PKI (ADCS); X.509, CA hierarchy; automation; cross-functional IAM/infrastructureSecurity collaboration; VPN/EAP-TLS experience.

ADCS, HSM, PowerShell, Python, CI/CD, Kubernetes, SPIFFE/SPIRE, mTLS

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Principal Cloud Security Engineer

Chicago, Illinois, United States

$129k-$188k/yr HybridFull Time

Echo Global Logistics: Provides freight brokerage and managed transportation services.

8+ YOE8+ years in software/platform engineering or cloud security; strong AWS multi-account security engineering; IaC with Terraform; policy-as-code and guardrails; Kubernetes/EKS security; strong coding in at least one modern language.

AWS, Terraform, Kubernetes, EKS, CI/CD, Python, Go, Java, TypeScript

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Staff Site Reliability Engineer

Chicago or Reston or Crum Lynne or Greenwood Village or Boca Raton or White Plains

$113k-$188k/yr HybridFull Time

TransUnionNYSE: TRU: Provides global credit reporting and risk management information solutions.

5+ YOE5+ years in cloud/SRE/Platform engineering; expert in GCP, Kubernetes, CI/CD, monitoring; on-call; architectural leadership; IaC; scripting; security; capacity planning.

Google Cloud Platform, Kubernetes, CI/CD, Datadog, Prometheus, Grafana, PagerDuty, Linux, PostgreSQL, MySQL, Redis, Terraform, Pulumi, Python, Bash, Go, Security architecture, IaC tooling

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Lead Cloud & Infrastructure Engineer

Burnsville or Kenosha or Plymouth

$110k-$136k/yr OnsiteFull Time

TruStone Financial: Provides banking and lending services to credit union members.

7+ YOE1+ MgmtLead for cloud, hybrid, and on-prem infra; 7+ years experience; Azure, VMware, Windows/Linux; scripting; leadership; security/compliance.

Azure, VMware, VMware vSphere, VMware ESXi, Windows Server, Windows, Linux, Unix, Active Directory, Entra ID, Microsoft Exchange Online, Microsoft 365, Microsoft Intune, PowerShell, Python, Batch scripting, LAN/WAN, IT service management, Azure certifications, AWS certifications, MS-102

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AI Red Team Lead Engineer

Minneapolis or Atlanta or Cincinnati or New York or Chicago or Gresham or Charlotte or Irving or Earth City

$133k-$157k/yr HybridFull Time

U.S. BankNYSE: USB: Provider of personal, business, and institutional financial services.

8+ YOELead AI red team operations; design, execute, and report on AI/ML security testing; mentor engineers; strong cybersecurity and AI knowledge.

Python, PowerShell, Go, C++, Shell

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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