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Java Quant Developer Jobs in Missouri (NOW HIRING)

Kohl's

$95K - $131K/yr

Experience in MLOps or DevOps practices, including building and operating production ML systems ... Master's Degree * Proficiency in Java or other languages * Retail experience * E-commerce ...

University of Rochester

$77K - $116K/yr

... or a related quantitative discipline) preferred * 3 years of relevant experience required ... Experience with statistical programming and data visualization using R/Bioconductor and UNIX/Linux ...

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$14

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How much do java quant developer jobs pay per hour?

As of Jul 30, 2026, the average hourly pay for java quant developer in Missouri is $53.18, according to ZipRecruiter salary data. Most workers in this role earn between $46.01 and $59.52 per hour, depending on experience, location, and employer.

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 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.

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.
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Infographic showing various Java Quant Developer job openings in Missouri as of July 2026, with employment types broken down into 87% Full Time, 2% Part Time, 1% Temporary, and 10% Contract. Highlights an 80% Physical, 5% Hybrid, and 15% Remote job distribution, with an average salary of $110,620 per year, or $53.2 per hour.

Financial Quantitative Analyst

Roeslein & Associates

Saint Louis, MO • On-site

Full-time

Re-posted 12 days ago

Job description

Overview
Employer: Roeslein & Associates, Inc.
Position Title: Financial Quantitative Analyst
Location of Employment: 9200 Watson Rd., Ste. 200, St. Louis, MO 63126
Position Duties Summary:
  • Develop, implement, and maintain financial models to support budgets, cost control initiatives, and production planning.
  • Analyze trends in resource allocation, direct labor efficiency, and overhead management to guide operational and strategic decisions.
  • Assess project profitability, capital expenditures and new project opportunities using NPV, IRR, and scenario analysis tailored to production investment cycles.
  • Apply statistical methods (e.g., regression analysis, Monte Carlo simulations, and time series forecasting) to predict production models and resource needs.
  • Utilize ERP systems (such as SAP, Oracle, or Infor) to monitor revenues and costs per projects, purchase orders, and operational KPIs, integrating real-time financial data into
  • performance dashboards.
  • Update financial forecasts and cost schedules in response to changes in production capacity, and resource availability.
  • Generate reports and deliver presentations to operations, and finance teams detailing plant profitability, cost trends, and resource utilization.
  • Perform variance analyses comparing actual vs. forecasted production costs, identifying root causes of inefficiencies and recommending corrective actions.

Position Requirements:
  • Must have at least a master's degree in business administration, finance, economics, statistics, mathematics, or a related field (foreign equivalents accepted).
  • Must have at least three (3) years of performing financial analysis in a production, manufacturing, or supply chain setting with experience including:
    • Developing and maintaining financial reports and budgets to support operational and management decision-making.
    • Conducting cost analysis related to labor, materials, and overhead in a manufacturing setting.
    • Using enterprise resource planning (ERP) systems (such as SAP, Oracle, or Infor) to extract and analyze financial and operational data.
    • Using database management and programming software (such as Python, SQL, C#, Java, .NET, VBA) for developing and implementing mathematical models.
    • Preparing variance analyses by comparing budgeted vs. actual costs and identifying key drivers.
    • Supporting forecasting activities by analyzing historical trends in production and spending.
    • Assisting in inventory valuation and cost accounting activities, including tracking inventory levels, purchase costs, and production output.
    • Communicating financial insights and performance trends to cross-functional teams, including operations and supply chain personnel, in a clear and actionable format.

To Apply, Contact: Please send a copy of your cv/resume to: Roeslein & Associates, Inc. Attn: Bethanie Becker at: (i) bbecker@ROESLEIN.com or (ii) 9200 Watson Rd., Ste. 200, St. Louis, MO 63126.

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