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Java Python Developer Mid Level Jobs in Naperville, IL

Purple Drive Technologies

Gen AI Developer

Chicago, IL · On-site

Write backend orchestration code in Python and Java * Integrate Power BI dashboards for insights ... Experience with CI/CD pipelines, Azure DevOps * Knowledge of Power BI integration * Understanding ...

Jobsbridge

Hadoop/ Bigdata Developer

Chicago, IL

Junior Level (5 to 7 Yrs of Java/J2ee, 3 year+ Hadoop) Mid-Level (6 to 8 years of Java/J2ee, 4 year ... programming experience and Big Data ecosystem (Hadoop, HDFS, Map Reduce, Yarn, Pig, Hive, Oozie ...

United Airlines

Java Developer

Chicago, IL

$86.13K - $127.19K/yr

Experience in writing unit and service-level tests * Knowledge of high availability and scalability ... Organises own time to deliver against tasks set by others with a mid term horizon. Works co ...

Capgemini

Java Developer

Chicago, IL · On-site

$86.13K - $127.19K/yr

Experience in writing unit and service-level tests * Knowledge of high availability and scalability ... Organises own time to deliver against tasks set by others with a mid term horizon. Works co ...

FIS Amount

Automation Engineer

Chicago, IL

$80K - $100K/yr

You will play a crucial role in developing robust automation frameworks using Java/Python and other technologies to support our QA processes. You will collaborate closely with QA engineers ...

Collabera

Software Developer/ Java Developer

Lisle, IL

$50.25 - $65/hr

... 2000 and leading mid-market clients to deliver successfully in an increasingly competitive ... Design, develop, and deploy Java/J2EE applications and modules Participate in system design and ...

Ontrac Solutions

Senior Python Engineer

Chicago, IL

$80 - $100/hr

Expert-level proficiency in Python, including writing clean, maintainable, well-tested, and ... The engineer will be expected to apply deep Python expertise, strong programming fundamentals, and ...

Ontrac Solutions

Senior Python Engineer

Chicago, IL · On-site

$80 - $100/hr

Expert-level proficiency in Python, including writing clean, maintainable, well-tested, and ... The engineer will be expected to apply deep Python expertise, strong programming fundamentals, and ...

Deloitte

CyberArk Senior Consultant

Chicago, IL

Experience with object-oriented programming using languages such as Java, Python, or JavaScript ... Experience mentoring junior or mid-level developers, leading code reviews, and providing ...

Valkyrie Trading

Mid-Level Software Engineer

Chicago, IL · On-site

$160K - $192.50K/yr

As a Mid-Level Software Engineer at Valkyrie, you will join our interdisciplinary team to conceptualize and author the technologies that power our trading activities in financial markets. Moving ...

Infiligence

MuleSoft Developer

Lisle, IL · On-site

Required Qualifications * 6+ years of software engineering experience with at least two programming languages (Java, Python, C#, etc.). * 3-5 years of advanced experience designing and developing ...

Valkyrie Trading

Mid-Level Software Engineer

Chicago, IL

$160K - $192.50K/yr

As a Mid-Level Software Engineer at Valkyrie, you will join our interdisciplinary team to conceptualize and author the technologies that power our trading activities in financial markets. Moving ...

Danaher

Software Engineer Internships

Aurora, IL

About Software Engineering Roles at Danaher Are you passionate about building real-world ... Writing and debugging code in languages such as C#, Java, Python, or C++ * Participating on an ...

Danaher

Software Engineer Internships

Joliet, IL

About Software Engineering Roles at Danaher Are you passionate about building real-world ... Writing and debugging code in languages such as C#, Java, Python, or C++ * Participating on an ...

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All JobsJava Python Developer Mid Level JobsJava Python Developer Mid Level Jobs in Naperville, IL

Java Python Developer Mid Level information

See Naperville, IL salary details

$10

$57

$96

How much do java python developer mid level jobs pay per hour?

As of May 31, 2026, the average hourly pay for java python developer mid level in Naperville, IL is $57.54, according to ZipRecruiter salary data. Most workers in this role earn between $48.03 and $66.97 per hour, depending on experience, location, and employer.

What is the difference between Java Python Developer Mid Level vs JavaScript Developer Mid Level?

AspectJava Python Developer Mid LevelJavaScript Developer Mid Level
Required SkillsProficiency in Java and Python, object-oriented programming, backend developmentProficiency in JavaScript, frontend frameworks, HTML/CSS, asynchronous programming
Work EnvironmentBackend development, server-side applications, enterprise systemsFrontend development, web applications, client-side scripting
Common Industry UsageFinancial services, enterprise software, data processingWeb development, startups, interactive websites

Both roles require mid-level experience but focus on different areas: Java Python Developers work mainly on backend systems using Java and Python, while JavaScript Developers focus on creating interactive web interfaces. The choice depends on whether the employer needs backend or frontend expertise.

What are the most commonly searched types of Java Python Developer jobs in Naperville, IL? The most popular types of Java Python Developer jobs in Naperville, IL are:
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Java Python Developer Mid Level jobs near you
Senior Scala/Python Engineer (Hybrid)

Senior Scala/Python Engineer (Hybrid)

Rewards Network

Chicago, IL • On-site, Remote

$130K - $170K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 25 days ago

Job description

About Rewards Network
For 41 years, Rewards Network has been helping restaurants grow revenue, increase traffic, and boost customer engagement through innovative financial, marketing services, and premier dining rewards programs. By offering unique card-linked offers, we introduce diners to fantastic restaurant experiences, leveraging advanced technology and data analytics to deliver value to restaurants, diners, and our strategic partners' loyalty programs.
Our Culture
At Rewards Network, you'll be part of a driven and diverse team that excels in collaboration, issue resolution, and taking ownership of both personal growth and the company's success. We take pride in partnering with the world's most powerful loyalty programs to drive full-price paying customers to local restaurants through marketing services and flexible funding options. Our engaging and rewarding environment is designed to help you gain your full potential.
Job Overview
The Senior Software Engineer (Platform Team) joins a dynamic group responsible for designing and developing scalable back-end systems that power Rewards Network's dining and transaction processing platform. This role contributes to building robust, functional programming-driven services, ensuring seamless rewards delivery and exceptional partner experiences for millions of users. We're open to hiring at the mid to senior level based on experience.
This is a hybrid position that requires in office presence 3 days a week (Tuesday-Thursday) in Chicago.
What you'll bring to the table: (Responsibilities)
• Lead the development of scalable back-end systems to support platform services.
• Architect RESTful APIs and microservices using functional programming to ensure reliability and maintainability.
• Build real-time data pipelines to enable efficient platform operations.
• Optimize databases for performance and data integrity.
• Mentor team members on functional programming practices and system design for high-quality, testable code.
• Collaborate with DevOps and data teams to align on platform performance and operational needs.
• Implement security measures to safeguard sensitive platform data.
• Oversee projects from design to deployment, ensuring alignment with business goals.
• Enhance CI/CD processes to maintain platform reliability.
• Research advanced functional programming techniques to improve system performance.
Do you have the right mix of ingredients:
  • 7+ years of experience in back-end software development, with at least 3 years focused on functional programming.
  • Expert proficiency in Scala or other functional programming languages for building complex back-end systems.
  • Strong experience with functional programming libraries, including Cats Effect, for concurrent and scalable applications.
  • Advanced skill in designing RESTful APIs and microservices with functional paradigms.
  • Proficiency in event streaming systems like Kafka for real-time processing.
  • Expertise in optimizing relational databases (e.g., PostgreSQL) for high-throughput environments.
  • Ability to write clean, testable code adhering to functional programming principles.
  • Deep knowledge of security practices for critical systems.
  • Proven ability to lead technical projects and mentor engineers across teams.
  • Experience with CI/CD pipelines and containerized environments (e.g., Docker, Kubernetes).
  • Familiarity with Typelevel ecosystem (preferred).
  • Experience building applications using Python (preferred).

Education, Certifications and Experience: Preferred
  • Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent experience (e.g., coding bootcamp or self-taught expertise).

What you'll love about us:
Comprehensive benefits package, which includes:
  • This is a full-time, exempt position. The base salary range for this role in Chicago is $130,000-$170,000 annually, depending on level (mid-level or senior), as well as candidate experience, skills, and other factors. This role is also eligible for an annual bonus target of 10%, bringing total target compensation to $143,000-$187,000.
  • Competitive Time Off Benefits: including flexible PTO, 11 company holidays, and parental leave.
  • Generous dining reimbursement when you dine with our restaurant clients
  • 401(k) plan with a company match
  • Two medical plan options- Standard PPO or High Deductible Health Plan (HSA with company match for HDHP participants)
  • Partnership with Rx n Go, offering certain prescriptions for free
  • Two dental plan options and a vision plan
  • Flexible Spending Accounts and a pre-tax commuter benefit program
  • Accident, Critical Illness, and Hospital Indemnity Insurance Plans
  • Short Term and Long Term disability
  • Company-paid life insurance and AD&D insurance, supplemental employee, spouse, and child life insurance
  • Employee Life Assistance Program
  • Hybrid working environment in a new office space downtown near the Metra Train stations and catered lunches on Tuesdays.

Rewards Network is an Equal Opportunity Employer (EOE). We encourage and strongly support workplace diversity.
Expected Pay Range
$130,000-$170,000 USD

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