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Internship Cobol Developer Jobs in Missouri (NOW HIRING)

Ameren Services

Digital Co-op

Saint Louis, MO · On-site

$21 - $30/hr

Within our Digital department, we host dozens of interns and co-ops annually. Our collegiate co ... Programming & scripting languages (e.g. .NET, SQL, COBOL, Java, C#, typescript, Java script, HTML ...

Ameren Services

Digital Co-op

Saint Louis, MO · Hybrid

$21 - $30/hr

Within our Digital department, we host dozens of interns and co-ops annually. Our collegiate co ... Programming & scripting languages (e.g. .NET, SQL, COBOL, Java, C#, typescript, Java script, HTML ...

AMS Ameren Services

Digital Co-op

Saint Louis, MO · Hybrid

$21 - $30/hr

Within our Digital department, we host dozens of interns and co-ops annually. Our collegiate co ... Programming & scripting languages (e.g. .NET, SQL, COBOL, Java, C#, typescript, Java script, HTML ...

All JobsCobol Developer JobsInternship Cobol Developer JobsInternship Cobol Developer Jobs in Missouri

Internship Cobol Developer information

What does an internship COBOL developer do?

An Internship COBOL Developer assists in designing, coding, testing, and maintaining software applications using the COBOL programming language. They often work under the supervision of senior developers to learn legacy systems, contribute to ongoing projects, and help troubleshoot or update mainframe applications. This internship provides hands-on experience in a real-world business environment, allowing interns to gain valuable skills in COBOL, mainframe operations, and software development practices.

What are the key skills and qualifications needed to thrive as an internship COBOL developer?

To excel as an Internship COBOL Developer, a foundational understanding of COBOL programming, database concepts, and basic software development principles is essential, ideally supported by relevant coursework or training. Familiarity with mainframe environments, version control systems like Git, and tools such as IBM z/OS is commonly required. Analytical thinking, attention to detail, and effective communication help interns quickly learn legacy systems and collaborate with senior developers. These skills and qualities are important for maintaining critical business applications, minimizing errors, and ensuring successful integration with established IT teams.

What does a typical day look like for an internship COBOL developer, and how do they interact with other team members?

As an Internship COBOL Developer, your typical day involves working closely with experienced developers and analysts to maintain, test, and enhance legacy mainframe applications. You may participate in code reviews, assist in debugging, and contribute to documentation under the guidance of a mentor. Collaboration is key; you'll often attend team meetings, pair with senior developers, and communicate with business analysts to understand requirements or clarify project goals. This hands-on exposure not only builds your technical skills but also provides a supportive environment to learn industry best practices.

What are the most commonly searched types of Cobol Developer jobs in Missouri?

The most popular types of Cobol Developer jobs in Missouri are:

What are popular job titles related to Internship Cobol Developer jobs in Missouri?

For Internship Cobol Developer jobs in Missouri, the most frequently searched job titles are:

What job categories do people searching Internship Cobol Developer jobs in Missouri look for?

The top searched job categories for Internship Cobol Developer jobs in Missouri are:

Internship Cobol Developer jobs near you
Infographic showing various Internship Cobol Developer job openings in Missouri as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution.

Programmer - JH Deposit Escrow Installer

Monett, MO • On-site, Remote

Catapult Solutions Group
Recruiting and Staffing Services • 201 - 500 employees
Learn more about Catapult Solutions Groupexternal

$31 - $34/hr

Contractor

Posted 23 days ago

Job description

Programmer
Location: Remote
Employment Type: ContractAbout Our Client
Our client is a technology company focused on delivering secure, people-centered solutions for financial institutions. They support community banks and credit unions with innovative banking and payments technology designed to improve the way institutions serve their customers.
Job Description
This role will work with a team of programmers and analysts supporting deposit escrow and sweeps systems. The primary focus will be completing new installations for financial institutions, with additional support on system upgrades and other assignments between installations.
The ideal candidate will be detail-oriented and comfortable working in a technical environment that values accuracy, collaboration, and continuous learning. This position offers the opportunity to contribute to software installations, troubleshooting, and documentation that support critical banking system functionality.
Duties and Responsibilities
  • Perform software installations on AS400 and Windows Servers.
  • Assist with code reviews, debugging, and troubleshooting to ensure code quality and resolve issues.
  • Learn assignments and help design and develop programming requirements and software specifications.
  • Assist with programming and testing all or selected components of applications.
  • Learn to analyze and resolve test-result problems and debug production issues.
  • Participate in the creation of programming documentation.
  • Stay current with emerging technologies, industry trends, and best practices.
  • Adhere to organizational standards, policies, and procedures related to software development, security, and compliance.
  • Perform other duties as assigned.
Required Experience/Skills
  • Two years of specialized engineering training, such as an apprenticeship, internship, or learning co-op, and some related experience.
  • Familiarity with AS400 commands.
  • Basic knowledge of RPG syntax and structure.
Nice-to-Haves
  • Experience working with Windows Server-based web application environments.
  • Familiarity with mainframe environments and the ability to read COBOL code.
  • Programming or software-engineering-related certifications, or an active desire to pursue relevant certifications.
Education
  • Two years of specialized engineering training, such as an apprenticeship, internship, or learning co-op.
Pay & Benefits Summary
  • $31-34/hr W2
Call-to-Action
If you're interested in this opportunity, please submit your resume for consideration.
Keywords: AS400 | RPG | Windows Server | Deposit Escrow | Sweeps | Software Installation | Debugging | Troubleshooting | Banking Technology

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