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Freelance Junior Python Developer Jobs in Chicago, IL

TransMarket Group

Junior Algorithmic Trader

Chicago, IL

$69K - $89.60K/yr

As a Junior Algorithmic Trader, you will have the opportunity to experience relative value ... Learn and master object-oriented programming languages (C++ and Python) * Build and maintain ...

Eagle Seven

Junior Trader

Chicago, IL

Bachelor's degree in business/finance, statistics, mathematics, engineering, or related field * 0-2 ... Experience with Python is required * Ability to work independently and successfully manage multiple ...

Eagle Seven

Junior Trader

Chicago, IL · On-site

Bachelor's degree in business/finance, statistics, mathematics, engineering, or related field * 0-2 ... Experience with Python is required * Ability to work independently and successfully manage multiple ...

Eagle Seven

Junior Trader

Chicago, IL · On-site

Bachelor's degree in business/finance, statistics, mathematics, engineering, or related field * 0-2 ... Experience with Python is required * Ability to work independently and successfully manage multiple ...

Seven Seven Software

Senior ReactJS Developer

Chicago, IL · On-site

$56.25 - $74.25/hr

Senior Developer (Strong UI & Python Fundamentals) Position: Senior Developer Location: Chicago ... Prior experience mentoring junior developers. * Contributions to open-source projects. Job ...

Adidev Technologies Inc

DevOps Engineer

Chicago, IL · On-site

$54.50 - $74.50/hr

M entor junior engineers and contribute to architectural decisions. * L ead incident response and ... S cripting skills in Python or Bash. * M onitoring and observability implementation. * N etworking ...

Adidev Technologies Inc

DevOps Engineer

Chicago, IL · On-site

$54.50 - $74.50/hr

Mentor junior engineers and contribute to architectural decisions. * Lead incident response and ... Scripting skills in Python or Bash. * Monitoring and observability implementation. * Networking and ...

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How much do freelance junior python developer jobs pay per year?

As of May 30, 2026, the average yearly pay for freelance junior python developer in Chicago, IL is $91,658.00, according to ZipRecruiter salary data. Most workers in this role earn between $69,000.00 and $89,600.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Freelance Junior Python Developer, and why are they important?

To thrive as a Freelance Junior Python Developer, you need a solid understanding of Python programming, basic software development principles, and familiarity with version control systems, typically supported by a relevant degree or coding bootcamp certification. Competence with tools like Git, basic web frameworks (e.g., Flask or Django), and cloud platforms (such as AWS or Heroku) is often required. Strong communication, time management, and problem-solving abilities help you collaborate with clients and deliver projects on schedule. These skills enable you to produce reliable code, respond effectively to client needs, and build a reputation for professionalism in the competitive freelance market.

What are some common challenges faced by Freelance Junior Python Developers, and how can they be addressed?

Freelance Junior Python Developers often encounter challenges such as managing multiple projects simultaneously, communicating effectively with clients who may have limited technical knowledge, and keeping up with rapidly evolving technologies. To address these challenges, it's important to develop strong organizational skills, set clear expectations with clients, and continuously invest time in learning new libraries and frameworks. Joining online communities and seeking mentorship can also provide valuable support and opportunities for growth.

What does a Freelance Junior Python Developer do?

A Freelance Junior Python Developer is an entry-level programmer who works independently or through contracts to build, test, and maintain software using the Python programming language. They often assist with coding small features, fixing bugs, and supporting more senior developers on projects. Their tasks may include writing simple scripts, working on websites or applications, and learning best practices in software development. Because they are freelancers, they typically work for multiple clients rather than a single employer.

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

AspectFreelance Junior Python DeveloperFreelance Data Analyst
Required SkillsPython, basic programming, problem-solvingData analysis, SQL, Excel, Python (optional)
Work EnvironmentProject-based, remote or freelance platformsProject-based, remote or freelance platforms
Common IndustriesTech, startups, software developmentFinance, marketing, healthcare
CertificationsNone mandatory, some may have Python coursesData analysis certifications (e.g., Google Data Analytics)

Freelance Junior Python Developers focus on coding and software tasks, while Freelance Data Analysts analyze data sets to provide insights. Both roles often operate remotely and require some technical skills, but their core responsibilities differ significantly.

What are popular job titles related to Freelance Junior Python Developer jobs in Chicago, IL? For Freelance Junior Python Developer jobs in Chicago, IL, the most frequently searched job titles are:
What job categories do people searching Freelance Junior Python Developer jobs in Chicago, IL look for? The top searched job categories for Freelance Junior Python Developer jobs in Chicago, IL are:
What cities near Chicago, IL are hiring for Freelance Junior Python Developer jobs? Cities near Chicago, IL with the most Freelance Junior Python Developer job openings:
Freelance Junior Python Developer jobs near you
Junior Algorithmic Trader

Junior Algorithmic Trader

TransMarket Group

Chicago, IL

$69K - $89.60K/yr

Full-time

Posted 8 days ago

Job description

Who We Are

Founded in 1980 as Aardvark Financial, TransMarket Group (TMG) is a privately held global markets proprietary trading firm in Chicago. We use next-generation technology to capture opportunities around the world and manage risk in financial markets. Our mission is to bless others through the services we provide and through the generous stewardship of the wealth we create.

TMG is a well-established and profitable business as a respected member of the global financial system for over 40 years, but also is like a startup because the potential of our group is at least one order of magnitude greater than what we are currently producing. We have an entrepreneurial culture and collaboratively develop our business with patience and discipline; we work hard, learn constantly, and relentlessly improve our expertise.

Description

Our Algorithmic Traders use their expert understanding of the financial markets and market microstructure to develop relative value arbitrage trading software and build and improve trading strategies. As a Junior Algorithmic Trader, you will have the opportunity to experience relative value arbitrage trading paired with innovative software. You will partner with Senior Traders to assist and learn all facets of automated trading. From researching and analyzing high-frequency tick data and trading performance, to building mathematical models and performing time series analysis, you will experience a deep dive into real-time trading and gain exposure to build your expertise. The ideal candidate is intellectually curious, technically analytical, and has the desire to learn and apply programming skills in a fast-paced environment (Python, C++).

Responsibilities

  • Work with Senior Algorithmic Traders to assist and learn all facets of automated trading
  • Develop expertise in market microstructure, tick data, and automated trading systems
  • Learn and master object-oriented programming languages (C++ and Python)
  • Build and maintain trading quantitative model tools and analytics
  • Develop, code, maintain and support production quality automated trading softwares and strategies
  • Improve strategies and trade execution by performing post trade analyses and developing prediction models

Requirements

  • Pursuing a Bachelor's, Master's, or Doctorate in a technical field such as but not limited to STEM or Finance with a graduation date between December 2024 and Spring 2025 or 1-2 years pertinent industry experience
  • Required courses: Data structures, Probability, Statistics and Linear Algebra
  • Minimum major GPA of 3.5/4 or equivalent scale
  • Proficiency and experience in object-oriented programming languages, C++, Python and/or Java preferred
  • Proficiency and experience in Linux scripting are a plus
  • Demonstrated passion for markets, finance, and trading such as, but not limited to personal trading, participation in trading competitions, attendance at firm discover days, industry related student groups or clubs and/or prior internship experience preferred
  • Project or internship experience in data analysis, quantitative modeling and/or machine learning
  • Passion for math and software applied to markets and trading
  • Strong understanding of computing, math, probability, statistics, and finance
  • Strong work ethic and willingness to do what it takes to get the job done
  • Excellent verbal and written communication skills
  • Ability to work within a team in a fast-paced environment
  • This position requires physical presence and is onsite at our office in Chicago, IL

View our resources to prepare for the interview process

Benefits

We offer one of the most generous profit sharing programs in the industry because we believe our employees should be able to take part in our rapid growth and success. We are proud to offer more world-class benefits for our full-time employees and their families.

TransMarket Group is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, gender, sexual orientation, gender identity or expression, religion, national origin, marital status, age, disability, veteran status, genetic information, or any other protected status.