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Java Quant Developer Jobs in Joliet, IL (NOW HIRING)

Old Mission

Quantitative Trader (ETF)

Chicago, IL · On-site

$170K - $200K/yr

... engineering, or one of the hard sciences. * Proficiency with at least one of the following ... Python, C++, Java, VBA, Matlab, or Ruby. * The ability to work and solve problems as part of a team ...

IMC

Software Engineer - AI Powered Engineering

Chicago, IL · On-site

$180K - $200K/yr

... Java or Python preferred) * Experience contributing to developer-facing or production systems ... Across our offices in the US, Europe, Asia Pacific, and India, our talented quant researchers ...

Fitch Group

Lead Software Engineer

Chicago, IL · On-site

Knowledge of financial modeling and quantitative analysis * Familiarity with Python for data ... Experience with CI/CD pipelines and DevOps practices * Experience configuring github workflows for ...

Belvedere Trading

Senior Trading Software Engineer

Chicago, IL · On-site +1

$126.20K - $166.40K/yr

You'll work side-by-side with traders and quantitative researchers to design and evolve the ... Our core platform is built in Java, but we're expanding into modern C++ to drive our strategies ...

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How much do java quant developer jobs pay per hour?

As of May 30, 2026, the average hourly pay for java quant developer in Joliet, IL is $54.87, according to ZipRecruiter salary data. Most workers in this role earn between $47.45 and $61.44 per hour, depending on experience, location, and employer.

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

To thrive as a Java Quant Developer, you need strong programming skills in Java, a solid grasp of quantitative finance, and typically a degree in computer science, mathematics, or a related field. Familiarity with financial libraries, statistical analysis tools, and experience using version control systems like Git are commonly expected, along with knowledge of databases such as SQL. Exceptional analytical thinking, problem-solving ability, and effective communication skills help you collaborate with traders and other stakeholders. These capabilities ensure the development of robust, efficient trading solutions that meet complex financial requirements and perform reliably in high-stakes environments.

How does a Java Quant Developer typically collaborate with quantitative analysts and traders within a financial firm?

As a Java Quant Developer, you will work closely with quantitative analysts (quants) and traders to translate complex mathematical models into robust, efficient code. Collaboration often involves frequent discussions to clarify model specifications, optimize algorithms for speed, and ensure accurate integration with trading platforms. You'll participate in code reviews, daily stand-ups, and sometimes even sit on the trading floor to gain firsthand insights into how your solutions impact trading strategies. This close teamwork helps ensure that models are delivered quickly and perform reliably in real-market conditions.

What is a Java Quant Developer?

A Java Quant Developer is a software engineer who specializes in developing quantitative models and trading systems using the Java programming language. They work closely with quantitative analysts (quants) to implement mathematical models that help financial firms make trading decisions, manage risk, and analyze large datasets. Their responsibilities typically include designing, coding, testing, and optimizing high-performance applications for financial markets. A strong background in mathematics, finance, and computer science is usually required, along with expertise in Java and related technologies.
What are popular job titles related to Java Quant Developer jobs in Joliet, IL? For Java Quant Developer jobs in Joliet, IL, the most frequently searched job titles are:
What cities near Joliet, IL are hiring for Java Quant Developer jobs? Cities near Joliet, IL with the most Java Quant Developer job openings:
Java Quant Developer jobs near you
Infographic showing various Java Quant Developer job openings in Joliet, IL as of May 2026, with employment types broken down into 62% Full Time, 21% Part Time, and 17% Contract. Highlights an 6% Physical, and 94% Remote job distribution, with an average salary of $114,139 per year, or $54.9 per hour.
College Graduates - Full-Time - Junior Quantitative Trader (2026)

College Graduates - Full-Time - Junior Quantitative Trader (2026)

Old Mission

Chicago, IL • On-site

$200K/yr

Full-time

Medical, Dental, Vision, Life, Retirement

Posted 21 days ago

Job description

Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices in Chicago, New York, and London are all composed of naturally-curious individuals who thrive in a team environment and constantly strive for improvement.
Old Mission does not seek capital from outside investors, allowing us the flexibility to aggressively invest in our team members and keep them engaged in the firm's growth.
About the Position
Our traders work in teams to seek out and profitably trade mispriced securities. The junior traders job responsibilities will include disciplined decision making, risk management, derivative pricing, and researching new opportunities. If you are looking to be a value added member to our team and have an immediate contribution in building out our business, feel free to apply today!
Required Skills
  • An undergraduate or an advanced degree in a quantitative field such as computer science, engineering, or one of the hard sciences
  • Proficiency with at least one of the following languages: Python, C++, VBA, Java, R, Matlab
  • The ability to work and solve problems as part of a team, often in a high-pressure environment
  • Proven trustworthiness and performance under the highest ethical standards
  • A strong desire for knowledge and to understand how things work
  • Superior written and verbal communication skills
  • A strong work ethic and ability to adapt quickly in a fast-paced environment

Benefits and Perks
  • Competitive salary with discretionary annual bonus
  • Fully paid Medical, Dental, Vision, Disability, and Life Insurance
  • Fully stocked kitchen; free breakfast and lunch every day on-site
  • Tuition Reimbursement Program
  • 401(k) with employer match
  • Flexible Spending Plan
  • Commuter Benefit Program

Base Salary
$200,000 - Salaries are based on numerous factors such as skills, experience, and education. Our compensation package also includes a discretionary bonus and a comprehensive benefits program for full-time employees. For more information, reach out to your recruiter.
Old Mission is not accepting unsolicited resumes from any staffing/search firms. All resumes submitted by staffing/search firms to any employee at Old Mission via-email, the Internet or directly without a valid signed search agreement will be deemed the sole property of Old Mission, and no fee will be paid in the event the candidate is hired by Old Mission.

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