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Internship Java Software Engineer Jobs in St Louis, MO

Software Engineer II Location: OFallon, MO Program Overview: Sustainability and Innovations Program ... Java, REST API, Pivotal Cloud Foundry, Jenkins, Spring, Oracle (or any other database), GIT ...

Senior Software Engineer

O Fallon, MO

$114K - $151K/yr

Build and own Java services and APIs that deliver AI-powered features, ensuring performance ... Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty ...

Lead software development efforts using Java, Spring Boot, and work with Oracle databases for ... Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty ...

... software development efforts using Java, Spring Boot, and work with Oracle databases for ... Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty ...

... Java, JavaScript, Angular, SQL) and familiar with secure coding standards and vulnerability ... Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty ...

Senior Software Engineer

O Fallon, MO · On-site

$114K - $151K/yr

We are looking for a Senior AI Java Engineer (Hands-on IC) to deliver AI-driven capabilities across ... Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty ...

As a Software Engineer, you will have the opportunity to work on innovative architectures and ... Proven experience in developing software using modern languages such as Python, Java, and ...

... Java, JavaScript, Angular, SQL) and familiar with secure coding standards and vulnerability ... Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty ...

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Internship Java Software Engineer information

See St Louis, MO salary details

$25

$58

$82

How much do internship java software engineer jobs pay per hour?

As of Jun 18, 2026, the average hourly pay for internship java software engineer in St. Louis, MO is $58.75, according to ZipRecruiter salary data. Most workers in this role earn between $48.37 and $66.39 per hour, depending on experience, location, and employer.

What does an Internship Java Software Engineer do?

An Internship Java Software Engineer assists in designing, developing, and testing software applications using the Java programming language. Interns typically work under the supervision of experienced engineers to write code, debug issues, and contribute to software projects. They may also participate in code reviews, collaborate with team members, and learn industry best practices. This role provides hands-on experience and exposure to real-world software development processes, preparing interns for future roles as professional software engineers.

What kinds of projects and tasks can an Internship Java Software Engineer expect to work on during their internship?

As an Internship Java Software Engineer, you can expect to work on a variety of hands-on tasks such as developing, testing, and debugging Java-based applications under the guidance of senior engineers. You might assist in implementing new features, fixing bugs, or optimizing existing code. Interns often participate in code reviews, daily stand-up meetings, and collaborative team projects, giving you exposure to real-world software development workflows. This experience not only builds your technical skills but also helps you learn best practices and agile methodologies commonly used in the industry.

What are the key skills and qualifications needed to thrive as an Internship Java Software Engineer, and why are they important?

To thrive as an Internship Java Software Engineer, you need a solid grasp of Java programming, object-oriented design principles, and basic software development concepts, often supported by ongoing coursework in computer science or a related field. Familiarity with development tools such as Eclipse or IntelliJ IDEA, version control systems like Git, and basic understanding of databases is typically expected. Strong problem-solving skills, willingness to learn, and effective teamwork and communication abilities help you stand out in this role. These skills and qualities are crucial for successfully contributing to real-world projects, collaborating with teams, and rapidly building your technical expertise.
What are the most commonly searched types of Java Software Engineer jobs in St. Louis, MO? The most popular types of Java Software Engineer jobs in St. Louis, MO are:
What cities near St. Louis, MO are hiring for Internship Java Software Engineer jobs? Cities near St. Louis, MO with the most Internship Java Software Engineer job openings:

Senior Software Engineer

Freedom Technology Solutions Group

Saint Louis, MO • On-site, Remote

$119K - $157K/yr

Other

Medical, Life, Retirement, PTO

Posted 3 days ago


Job description

Freedom Technology Solutions Groups is looking to add a senior Software Engineer to the team! This position is fully onsite in St. Louis, MO.
The ideal candidate must have demonstrated firsthand experience in at least three of the following:

  • Java, JavaScript or Python enterprise application development
  • Web services architecture, design, and development
  • Relational database design
  • Spatial database design
  • NoSQL database design
  • Micro-service architecture, design and development
  • Containerization and/or Orchestration
  • API Development
  • Cloud Native Development, AWS, Azure, Google Cloud or similar Cloud Service providers
Desired Experience
  • Demonstrated experience with relational database development.
  • Must have minimum of 3 years or more experience with agile and lean philosophies, with experience serving as scrum or team lead a plus.
  • Demonstrated experience with Continuous Delivery and Continuous Integration (CI/CD) techniques, test-driven development, or automated testing practices.
  • Possesses at least one of the Agile Development Certifications
    • Certified Scrum Master
    • Agile Certified Practitioner (PMI-ACP)
    • Certified Scrum Professional
  • Demonstrated experience in development of customized code, scripts, modules, macro procedures, or libraries to implement specialized spatial analysis functions using languages such as Python, Java, JavaScript, PHP, C, Perl, or similar scripting and development languages.
  • Demonstrated experience working independently with clients or stakeholders to develop user-stories in support of full-service consumer and business applications.
  • Demonstrated experience in integration and tailoring of geospatial Commercial Off-The-Shelf (COTS) software applications; specialized software and database development and maintenance; integration of related specialized hardware; engineering studies to identify and remedy geodata processing bottlenecks.
  • Demonstrated experience working with and developing geospatial information systems (GIS) to include open-source and proprietary geospatial formats
  • Demonstrated experience with government and/or commercial imagery products, to include SAR or related RADAR imaging technologies.
  • Demonstrated experience in use and development with common geospatial tools, data, and operating platforms. These may include, but are not limited to:
    • Tools - Boundless Spatial suite, Remote View, PostGRES/PostGIS, Oracle Spatial and/or other geospatial databases, ArcGIS Desktop, ArcGIS Server, Image Server, and File Geodatabases.
    • Data formats including KML, KMZ, NITF, TIFF, JPEG, GeoPDF, and similar geo-related formats and data structures.
    • Operating Platforms - ESRI, OpenGeo Suite, or similar.
  • In-depth experience abstracting new or legacy systems via standards-based API's to include web services. Including but not limited to Open Geospatial Consortium standards.
  • Demonstrated experience in at least one of the following:
    • Developing terrain analysis visualization and algorithms.
    • Developing automated detection algorithms.
Desired Education
  • A Master of Science or equivalent degree in Computer Science, Engineering, Mathematics, Information Systems, Cybersecurity, or equivalent technical degree and a minimum of 8 years of experience in full stack development to include Java, Web services, Database, and micro-service development software,
    engineering/development, or a related area that demonstrates the ability to successfully perform the duties associated with this work.
  • Or, a Bachelor of Science or equivalent degree in Computer Science, Engineering, Mathematics, Information Systems or equivalent technical degree and a minimum of 10 years of experience in full stack development to include Java, Web services, Database, and micro-service development software, engineering/development, or a related area that demonstrates the ability to successfully perform the duties associated with this work.
  • Or, a minimum, as equivalent to education, of 12 years of experience in software engineering/development, or a related area that demonstrates the ability to successfully perform the duties associated with this work may be substituted for a technical degree.

What's in It for You?
Flexible work environment
A team mentality - work with friendly, like-minded professionals
Work with innovative, cutting edge technologies
Enjoy extremely competitive compensation and benefits
A work-life balance you can count on
Opportunities to grow and advance your career on our dime
The Benefits You Get with Freedom
Amazing benefits including matching 401k, fully paid medical, and more
Generous paid time off - including paid site closure days
Competitive salary offerings
Paid training and tuition reimbursement
Referral bonuses
Fully paid life and disability
Annual logo wear allowance
Company sponsored events (game nights, holiday party, summer party, happy hours)
Interested in learning more about Freedom and our culture? Contact us today! We're constantly hosting hiring events in our office and elsewhere, to help you get a sense of what life is like at Freedom before joining the team.
As an Equal Opportunity Employer, we do not discriminate on the basis of race, color, religion, sex, age, marital status, disability or veteran status
Applicant Federal & E-Verify Postings
VEVRAA Federal Contractor
Accessibility: If you need an accommodation as part of the employment process, please contact Human Resources at
Phone: 410-290-9035
Email: recruiting@goftsg.com
Equal Opportunity Employer, including disabled and veterans.
If you want to view the EEO Law poster, please choose your language: English - Spanish - Arabic - Chinese
If you want to view the EEO Law Supplement poster, please choose your language: English - Spanish - Chinese
If you want to view the Pay Transparency Policy Statement, please click the link: English