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Python Java Jobs in Illinois (NOW HIRING)

MMI

Java Developer w/ Python or Perl

Chicago, IL · On-site

Java Developer w/ Python or Perl Location: Chicago, IL Position Type: Contract Unfortunately, we cannot work with 3rd party & H1B employee's. Description: -We are looking for a software developer to ...

MMI

Java Developer w/ Python or Perl

Chicago, IL

Title: Java Developer w/ Python or Perl Location: Chicago, IL Position Type: Contract Unfortunately, we cannot work with 3rd party & H1B employee's. Description: -We are looking for a software ...

Apex Informatics

QA Automation Tester

Chicago, IL · On-site

... • Python, Java, JavaScript, or TypeScript for scripting and automation. • Playwright, Selenium, Appium, or API automation experience. • Genuine understanding of how LLMs and AI models work ...

Spruce Infotech

Project Manager | Java | Springboot

Chicago, IL · On-site

$52.50 - $68/hr

Full Stack Java Developer, Java, Spring boot, Spring Cloud, ReactJS, Azure, Microservices, Kafka, JMS, Python, AI tool Note: For this requirement we are fine for visa dependent candidates. Minimum ...

Posted today

3B Staffing LLC

Lead AI/Python Developer

Chicago, IL · On-site

$144K - $177K/yr

Develop and maintain web applications using Python (primary), Java, and Java Spring. * Design, build, and optimize RESTful APIs to integrate internal systems and external services. * Migrate existing ...

Posted today

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Python Java information

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

To thrive as a Python/Java Developer, you need strong programming skills in both Python and Java, along with a solid understanding of software development principles and a relevant degree or equivalent experience. Familiarity with integrated development environments (IDEs) like PyCharm or Eclipse, version control systems such as Git, and frameworks like Spring or Django is typically required. Excellent problem-solving abilities, collaboration, and effective communication are crucial soft skills for this role. These skills and qualifications enable developers to build robust, efficient applications and work effectively within development teams to deliver quality software solutions.

Is Python Java still in demand in 2026?

Python and Java remain highly in demand for software development roles in 2026, as they are widely used in enterprise applications, web development, and data science. Proficiency in these languages, along with knowledge of frameworks and tools like Spring or Django, can enhance job prospects in the tech industry.

Is Python and Java enough to get a job?

Python and Java are popular programming languages for many software development roles, including those involving backend development, data analysis, and automation. However, employers often look for additional skills such as understanding of algorithms, data structures, version control, and relevant frameworks or tools. Gaining experience through projects, certifications, or internships can improve job prospects in these fields.

What can I do with Python and Java?

Python and Java are versatile programming languages used in software development, web applications, data analysis, and automation. Professionals with skills in both can work on backend development, build enterprise applications, or develop machine learning models, often using integrated development environments (IDEs) and version control tools. Combining these languages can enhance project flexibility and problem-solving capabilities.

How do Python and Java developers typically collaborate within a software development team?

Python and Java developers often work together on projects that require leveraging the strengths of both languages, such as integrating backend services (Java) with data processing or scripting (Python). Collaboration usually involves regular code reviews, shared documentation, and using APIs or microservices for communication between components. Developers may use tools like Git, Jira, or Slack to coordinate tasks and ensure seamless integration. Working closely with other team members such as front-end developers, QA analysts, and project managers is also common to deliver well-rounded solutions.

What is a Python Java developer?

Python Java developers are software engineers who have expertise in both the Python and Java programming languages. They are skilled in building, maintaining, and optimizing applications that may use either or both languages, depending on project requirements. These developers can work on web development, data analysis, backend systems, and more, leveraging the strengths of both languages. Their versatility makes them valuable for teams that need solutions spanning multiple technologies.

What is the difference between Python Java vs Software Developer?

AspectPython Java
Primary LanguagePython and Java
Common CertificationsOracle Certified Java Programmer, Python Institute Certifications
Work EnvironmentSoftware development, web applications, data analysis
Industry UsageTech companies, finance, healthcare, startups

Python Java developers typically possess certifications in Java and Python, work in similar environments, and are employed across various industries. Both roles focus on software development, but Python Java developers often specialize in projects requiring both languages, such as web applications, data analysis, or backend systems. Understanding the differences helps employers and candidates align skills with job requirements effectively.

What are popular job titles related to Python Java jobs in Illinois? For Python Java jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching Python Java jobs in Illinois look for? The top searched job categories for Python Java jobs in Illinois are:
What cities in Illinois are hiring for Python Java jobs? Cities in Illinois with the most Python Java job openings:
Python Java jobs near you
Infographic showing various Python Java job openings in Illinois as of August 2026, with employment types broken down into 2% Internship, 86% Full Time, 6% Part Time, and 6% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution.

Java Developer w/ Python or Perl

MMI

Chicago, IL • On-site

Contractor

Re-posted 18 days ago

Job description

Company Description
Job Description
Title: Java Developer w/ Python or Perl
Location: Chicago, IL
Position Type: Contract
Unfortunately, we cannot work with 3rd party & H1B employee's.
Description:
-We are looking for a software developer to help us design, develop and support our client's market data platform.
-Were a small team of talented developers working on all aspects of the system including: client libraries in many different languages, 0MQ based middleware, Web applications, and Hadoop storage and analysis.
-Successful candidates have experience with dynamic languages such as Python or Perl as well as static languages like C, Java or Go.
-Network and system administration skills are a big plus.
-Our client primarily develop on Linux and our client's internal platform so it helps to be proficient with Linux development tools.
-We're a collaborative bunch so it's also important that candidates communicate clearly, accept constructive input, and work well with others.
-We strive to create an enjoyable development environment that mirrors the way many open source projects run.
-So developers who are used to using Github and contributing to open source projects usually feel at home in our client's group.
-Our ideal candidate refers us to projects they maintain or code they have published on the Internet.
-Blogs posts, papers, Stack overflow questions, mailing list contributions and the like are all appreciated as well.
-Technology we use include: Linux 0MQ Tornado Dockers Hadoop/HDFS Kafka Grade autotools Ansible Jenkins Git Python C Golang Ansible Elasticsearch.
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