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Java Programmer Salaries Jobs in O Fallon, MO (NOW HIRING)

Geodatait

Mid Level Software Engineer

Saint Louis, MO · On-site

$80 - $100/hr

... include Java, Web services, Database, and micro-service development software, engineering ... salary offerings Paid training and tuition reimbursement Fully paid life and disability Company ...

MasterCard

Software Engineer II

O Fallon, MO · On-site

$91K - $124K/yr

All About You Solid understanding of Java, J2EE, Spring, Spring Boot, Kafka, RESTful Web Services ... The base salary offered may vary depending on multiple factors, including but not limited to ...

Mastercard, Inc.

Software Engineer II

O Fallon, MO · On-site

$91K - $124K/yr

All About You • Solid understanding of Java, J2EE, Spring, Spring Boot, Kafka, RESTful Web ... The base salary offered may vary depending on multiple factors, including but not limited to ...

Geodatait

Senior Software Engineer

Saint Louis, MO · On-site

$100 - $130/hr

... include Java, Web services, Database, and micro-service development software, engineering ... salary offerings Paid training and tuition reimbursement Fully paid life and disability Company ...

Leidos

Mid-Level Backend Software Engineer

Saint Louis, MO · On-site

$87K - $157K/yr

Design, develop, test, and maintain backend application components using Java or Python * REST API ... salary. Additional factors considered in extending an offer include (but are not limited to ...

Leidos

Mid-Level Backend Software Engineer

Hazelwood, MO · On-site

$87K - $157K/yr

Design, develop, test, and maintain backend application components using Java or Python * REST API ... salary. Additional factors considered in extending an offer include (but are not limited to ...

Leidos

Mid-Level Backend Software Engineer

Saint Ann, MO · On-site

$87K - $157K/yr

Design, develop, test, and maintain backend application components using Java or Python * REST API ... salary. Additional factors considered in extending an offer include (but are not limited to ...

Leidos

Mid-Level Backend Software Engineer

Saint Louis, MO · On-site

$87K - $157K/yr

Design, develop, test, and maintain backend application components using Java or Python * REST API ... salary. Additional factors considered in extending an offer include (but are not limited to ...

Leidos

Mid-Level Backend Software Engineer

Florissant, MO · On-site

$87K - $157K/yr

Design, develop, test, and maintain backend application components using Java or Python * REST API ... salary. Additional factors considered in extending an offer include (but are not limited to ...

Leidos

Mid-Level Backend Software Engineer

Valley Park, MO · On-site

$87K - $157K/yr

Design, develop, test, and maintain backend application components using Java or Python * REST API ... salary. Additional factors considered in extending an offer include (but are not limited to ...

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All JobsJava Programmer Salaries JobsJava Programmer Salaries Jobs in O Fallon, MO

Java Programmer Salaries information

See O Fallon, MO salary details

$34

$51

$65

How much do java programmer salaries jobs pay per hour?

As of Aug 22, 2026, the average hourly pay for java programmer salaries in O Fallon, MO is $51.62, according to ZipRecruiter salary data. Most workers in this role earn between $44.28 and $58.70 per hour, depending on experience, location, and employer.

What is the difference between Java Programmer Salaries vs Java Developer Salaries?

AspectJava Programmer SalariesJava Developer Salaries
Required CredentialsTypically a bachelor's degree in computer science or related field; certifications like Oracle Java CertificationSimilar credentials; often holds certifications like Oracle Java Certification or related developer certifications
Work EnvironmentOften in software development teams, coding, testing, and debuggingInvolved in designing, developing, and maintaining Java applications, often with more project management responsibilities
Employer & Industry UsageUsed across IT companies, startups, and corporate tech departmentsCommon in software firms, enterprise IT, and application development companies

While both roles require similar skills and certifications, Java Developers typically have broader responsibilities in designing and managing Java applications, often commanding higher salaries compared to Java Programmers who focus more on coding and testing tasks.

Are Java programmers still in demand?

Java programmers remain in demand due to the language's widespread use in enterprise applications, Android development, and backend systems. Skills in Java, along with knowledge of frameworks like Spring and experience with cloud platforms, enhance job prospects in this field.

How much do Java programmers make?

Java programmers' salaries vary based on experience, location, and skill level, but typically range from $70,000 to $120,000 annually in many regions. Senior developers with specialized skills or certifications can earn higher salaries, especially in competitive markets or with expertise in frameworks like Spring or tools like Git.

What job categories do people searching Java Programmer Salaries jobs in O Fallon, MO look for?

The top searched job categories for Java Programmer Salaries jobs in O Fallon, MO are:

What cities near O Fallon, MO are hiring for Java Programmer Salaries jobs?

Cities near O Fallon, MO with the most Java Programmer Salaries job openings:

Java Programmer Salaries jobs near you
Infographic showing various Java Programmer Salaries job openings in O Fallon, MO as of August 2026, with employment types broken down into 1% As Needed, 86% Full Time, and 13% Part Time. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $107,365 per year, or $51.6 per hour.

Mid Level Software Engineer

Geodatait

Saint Louis, MO • On-site

$80 - $100/hr

Other

Medical, Life, Retirement, PTO

Posted 4 days ago

Job description

Freedom Technology Solutions Groups is looking to add a mid level Software Engineer to the team! This position is fully onsite in St. Louis, MO.

Required Experience Desired Experience
  • 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 with government and/or commercial imagery products, to include SAR or related RADAR imaging technologies.
  • Demonstrated experience working with and developing geospatial information systems (GIS) to include open-source and proprietary geospatial formats
  • 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.
  • Demonstrated experience abstracting new or legacy systems via standards-based APIs 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.
Education
  • A Master of Science or equivalent degree in Computer Science, Engineering, Mathematics, Information Systems, Cybersecurity, or equivalent technical degree and a minimum of 2 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 4 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 6 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

Fully paid life and disability

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

Accessibility

If you need an accommodation as part of the employment process, please contact Human Resources at

Phone

410-290-9035

Equal Opportunity Employer, including disabled and veterans.

If you want to view the Pay Transparency Policy Statement, please click the link: English

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