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Python Data Developer Jobs in Illinois (NOW HIRING)

Forhyre

Big Data Engineer

Rolling Meadows, IL

$56 - $74.25/hr

Looking for an experienced Senior Big Data Developer Experience: 8 - 10 years Job Location: Rolling Meadows, IL Requirements Primary / Essential Skills : SPARK with Scala or Python Secondary ...

DRW

Data Engineer, Cumberland/FICCO

Chicago, IL · On-site

$118K - $141K/yr

They are seeking a Data Engineer to develop datasets and scalable data infrastructure for their ... Python data science ecosystem • Strong understanding of option and future products and their ...

Next Step Systems

Data Science Developer

Chicago, IL · On-site

Chicago IL Jobs, Data Science Developer, Python Scripting, Perl, SQL, Postgres, MySQL, JavaScript MVC Framework, Hadoop, Software Engineer, Software Developer, Programming, Programmer Analyst ...

Next Step Systems

Data Engineer, Python & ETL

Chicago, IL · On-site

$118K - $141K/yr

Data Engineer, Python & ETL, Chicago, IL A proprietary trading firm is seeking a Data Engineer ... Developer, Trading, Financial, Chicago Recruiters, Information Technology Jobs, IT Jobs, Chicago ...

Kemper

Data Quality Engineer

Downers Grove, IL · Remote

$114K - $137K/yr

Python-based automation and testing frameworks * Strong knowledge of test environment strategy ... Familiarity with DevOps and DataOps practices for enterprise data platforms. * Experience ...

Kemper

Data Quality Engineer

Chicago, IL · Remote

$118K - $141K/yr

Python-based automation and testing frameworks * Strong knowledge of test environment strategy ... Familiarity with DevOps and DataOps practices for enterprise data platforms. * Experience ...

Dlapiper

Data Engineer

Chicago, IL

$118K - $141K/yr

Together. Summary The Data Engineer, Solutions & Data role designs, builds, and operates data ... Proficiency in SQL and Python. * Data pipeline tooling and cloud data services experience (Azure ...

GATX

Lead Data Engineer

Chicago, IL · Remote

$105K - $139K/yr

Expertise in SQL, Python, data modeling, and distributed processing; * Experience with CI/CD, DevOps, and modern data architecture (lakehouse, medallion, etc.); and * Strong communication skills and ...

Conch Technologies Inc

Lead Data Engineer

Chicago, IL · On-site

$105K - $139K/yr

... Python, data modeling, and distributed processing; · Experience with CI/CD, DevOps, and modern data architecture (lakehouse, medallion, etc.); and · Strong communication skills and the ability to ...

Vergence Group

Senior ETL/Python Developer

Springfield, IL · On-site

$120K - $162K/yr

The ideal candidate brings strong Tableau and Python engineering expertise, experience working with ... Build and optimize scalable data processing solutions using Python * Support Medicaid analytics and ...

New

AgileEngine

Senior Data Engineer ID75059

Chicago, IL · On-site

$109K - $148K/yr

ABOUT THE ROLE We are looking for a Senior Data Engineer to design and build scalable data lakes ... You will implement Python-based ETL/ELT pipelines, orchestrate workflows with Airflow, develop ...

Vergence

Senior ETL/Python Developer

Springfield, IL · On-site

$120K - $162K/yr

The ideal candidate brings strong Tableau and Python engineering expertise, experience working with ... Build and optimize scalable data processing solutions using Python * Support Medicaid analytics and ...

AgileEngine

Senior Data Engineer ID75059

Irving, IL · On-site

$92K - $125K/yr

ABOUT THE ROLE We are looking for a Senior Data Engineer to design and build scalable data lakes ... You will implement Python-based ETL/ELT pipelines, orchestrate workflows with Airflow, develop ...

DRW

Data Engineer, Cumberland/FICCO

Chicago, IL · On-site

$150K - $200K/yr

We are seeking a Data Engineer to join our trading team. This role will be responsible for ... Foundational understanding of the Python data science ecosystem * Strong understanding of option ...

AgileEngine

Senior Data Engineer ID75059

Chicago, IL · On-site

$109K - $148K/yr

ABOUT THE ROLE We are looking for a Senior Data Engineer to design and build scalable data lakes ... You will implement Python-based ETL/ELT pipelines, orchestrate workflows with Airflow, develop ...

AgileEngine

Senior Data Engineer ID75059

Berwyn, IL · On-site +1

$107K - $146K/yr

ABOUT THE ROLE We are looking for a Senior Data Engineer to design and build scalable data lakes ... You will implement Python-based ETL/ELT pipelines, orchestrate workflows with Airflow, develop ...

AgileEngine

Senior Data Engineer ID75059

Irving, IL · On-site +1

$92K - $125K/yr

ABOUT THE ROLE We are looking for a Senior Data Engineer to design and build scalable data lakes ... You will implement Python-based ETL/ELT pipelines, orchestrate workflows with Airflow, develop ...

GATX

Lead Data Engineer

Chicago, IL · On-site +1

$111K - $160K/yr

Expertise in SQL, Python, data modeling, and distributed processing; * Experience with CI/CD, DevOps, and modern data architecture (lakehouse, medallion, etc.); and * Strong communication skills and ...

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Python Data Developer information

What is a Python data developer?

Python Data Developers are professionals who use the Python programming language to collect, process, and analyze data. They build and maintain data pipelines, write scripts for data manipulation, and work with databases to ensure data is accessible and usable for analytics and business insights. These developers often collaborate with data scientists, analysts, and other IT professionals to support data-driven decision-making within an organization.

What are the key skills and qualifications needed to thrive as a Python data developer, and why are they important?

To excel as a Python Data Developer, you need strong programming skills in Python, a solid understanding of data structures, algorithms, and experience with relational and NoSQL databases. Familiarity with data processing libraries (like Pandas, NumPy), ETL tools, and version control systems, as well as knowledge of cloud platforms (such as AWS or Azure), are typically required. Problem-solving ability, attention to detail, and effective communication are vital soft skills in this role. These skills enable efficient data pipeline development, ensure data quality, and facilitate collaboration within technical teams.

What are some common challenges faced by Python data developers when working with large datasets?

Python Data Developers often encounter challenges related to efficiently processing and managing large datasets, such as optimizing data pipelines for speed and memory usage. Handling data quality issues, integrating data from multiple sources, and ensuring scalability of their solutions are also frequent hurdles. Collaboration with data engineers, analysts, and stakeholders is crucial for understanding requirements and delivering robust results. Staying up to date with the latest libraries and tools, like Pandas, Dask, or PySpark, is also important to overcome these challenges and maintain high performance.

What is the difference between Python Data Developer vs Data Analyst?

AspectPython Data DeveloperData Analyst
Required SkillsPython, SQL, data modeling, ETL processesExcel, SQL, data visualization, basic statistics
CertificationsPython certifications, data engineering coursesData analysis certifications, Excel certifications
Work EnvironmentData engineering teams, software development projectsBusiness units, reporting teams
Industry UsageTech, finance, healthcare, where data pipelines are neededMarketing, finance, operations for insights and reporting

The Python Data Developer focuses on building data pipelines, integrating data sources, and developing scalable data solutions using Python. In contrast, Data Analysts primarily interpret data, create reports, and provide insights for decision-making. While both roles require SQL and data handling skills, Python Data Developers are more involved in data engineering tasks, whereas Data Analysts focus on data visualization and analysis.

What are popular job titles related to Python Data Developer jobs in Illinois?

For Python Data Developer jobs in Illinois, the most frequently searched job titles are:

What job categories do people searching Python Data Developer jobs in Illinois look for?

The top searched job categories for Python Data Developer jobs in Illinois are:

What cities in Illinois are hiring for Python Data Developer jobs?

Cities in Illinois with the most Python Data Developer job openings:

Python Data Developer jobs near you

Software Engineer(Python)

VeeRteq Solutions Inc.

Chicago, IL • On-site

Contractor

Posted 13 days ago

Job description

Role: Senior Software Engineer(Python)

Location: - Chicago, IL

Experience: - Min 8+ Years

Senior Software Engineer with expertise in Python, Data Analytics, Graph Databases, and AWS, responsible for designing, building, and supporting scalable cloud-native backend services, APIs, and data-driven solutions.

Responsibilities: -

  • Design, build, and maintain backend services and APIs using Python (FastAPI, Flask, Django).
  • Model and query complex relationships using Graph Databases such as Neo4j, Amazon Neptune, or similar.
  • Architect, deploy, and operate cloud-native services on AWS (Lambda, EC2/ECS/EKS, API Gateway, S3, RDS/DynamoDB/Neptune, CloudWatch, IAM, etc.).
  • Contribute to system design discussions, architectural reviews, and technical decision-making.
  • Implement CI/CD pipelines, automation, observability (logging/metrics/tracing), and deployment best practices.
  • Write scalable, clean, well-tested, and maintainable code.
  • Collaborate closely with cross-functional teams including frontend, DevOps, and data/ML.
  • Troubleshoot production issues and optimize performance, reliability, and cost.
  • Mentor junior/mid-level engineers and promote engineering best practices.

 

Educational Qualifications: -

  • Engineering Degree – BE/ME/BTech/MTech/BSc/MSc.
  • Technical certification in multiple technologies is desirable.

 

Skills: -

Mandatory skills

  • Experience Strong expertise in Python backend development with hands-on experience in frameworks such as FastAPI, Flask, or Django for building scalable APIs and enterprise applications.
  • Practical experience working with Graph Databases such as Neo4j, Amazon Neptune, or similar technologies, including graph data modeling and querying using Cypher, Gremlin, or SPARQL.
  • Hands-on experience with AWS cloud services including compute, storage, networking, monitoring, identity, and database services such as Lambda, EC2, ECS/EKS, API Gateway, S3, RDS, DynamoDB, Neptune, CloudWatch, and IAM.
  • Strong understanding of RESTful API design, microservices architecture, distributed systems, and event-driven application development.
  • Experience working with both relational and NoSQL databases, including PostgreSQL and DynamoDB.
  • Hands-on experience with source control, CI/CD workflows, Docker containers, automated testing frameworks, and deployment best practices.
  • Strong debugging, performance optimization, troubleshooting, and system design capabilities.
  • Experience working on Data Analytics solutions and data-driven application development

 

Good to Have Skills

  • Experience with Go (Golang) for building microservices and backend tooling.
  • Understanding of .NET-based applications and backend architecture patterns.
  • Experience with Terraform and Infrastructure as Code for AWS deployments.
  • Hands-on exposure to Kubernetes (EKS), Helm, and container orchestration platforms.
  • Experience with messaging and streaming platforms such as Kafka, SQS/SNS, and Kinesis.
  • Knowledge of cloud security, networking concepts, and AWS best practices.
VeeRteq Solutions is an Equal Opportunity Employer