Java jobs in o'fallon USA
35 java jobs found in o'fallon: showing 1 - 20
Senior Software Engineer
Company: Akaasa Technologies |
to production. Required Technical Skills (Advanced): Java, Spring, Spring Boot REST APIs, Web Services, JSON AngularLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 18 Feb 2026
Senior Software Engineer
Company: Akaasa Technologies |
to production. Required Technical Skills (Advanced): Java, Spring, Spring Boot REST APIs, Web Services, JSON AngularLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 18 Feb 2026
Principal Software Engineer
Company: Mastercard |
, secure platforms built on Java, Spring, AWS/PCF cloud-native architectures with deep expertise in CI/CD and DevOps practices... services and platforms. Key Technology Requirements: Java ecosystem expertise, including enterprise Java, performance tuningLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 18 Feb 2026
Software Engineer Ii
Company: Mastercard |
for developing scalable and high-performance applications with Java Spring Boot (Java 17 preferred). Spring Boot experienceLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 18 Feb 2026
Software Engineer Ii
Company: Mastercard |
code in backend & frontend programming languages (Java, JavaScript, Angular, SQL) and familiar with secure coding standardsLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 14 Feb 2026
Senior Software Engineer
Company: Mastercard |
delivered. All About You Strong hands-on experience in JAVA Spring Boot for developing scalable and high-performance..., and containerization Has ability to write code (in languages such as Java preferred and JavaScript) to build automation tasksLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 13 Feb 2026
Manager, Bizops
Company: Mastercard |
decisions with a sense of urgency is needed. Experience in one or more of the following is preferred: C, C++, Java, Python, GoLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 13 Feb 2026
Senior Software Engineer
Company: Mastercard |
delivered. All About You Strong hands-on experience in JAVA Spring Boot for developing scalable and high-performance..., and containerization Has ability to write code (in languages such as Java preferred and JavaScript) to build automation tasksLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 13 Feb 2026
Manager, Software Engineering
Company: Mastercard |
development is required (C/C++ or Java preferred). - Experience with CI/CD pipelines, automation, and driving engineeringLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 13 Feb 2026
Software Engineer Ii
Company: Mastercard |
for developing scalable and high-performance applications with Java Spring Boot (Java 17 preferred). Spring Boot experienceLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 11 Feb 2026
Lead Software Engineer
Company: Mastercard |
to have: Strong Java, Spring/Springboot, Angular JS, Groovy, Chef/Chef Server, Salt, GIT & automated testing. Desirable: Gradle/MavenLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 11 Feb 2026
Principal Software Engineer
Company: Mastercard |
designing, building, and evolving large-scale, distributed, cloud-native systems using modern programming languages (e.g., JavaLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 10 Feb 2026
Manager, Software Engineering
Company: Mastercard |
engineering teams is preferred. - Relevant hands-on experience with software development is required (C/C++ or Java preferredLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 05 Feb 2026
Senior Software Engineer
Company: Mastercard |
-on experience in backend development with applicable JAVA technologies (Core JAVA, Spring Integration, Spring Boot, Hibernate, RESTLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 05 Feb 2026
Senior Software Engineer
Company: Mastercard |
such as RALLY and ALM. Knowledge in COBOL, CICS, VSAM, DB2, DB2 Stored Procedures, DB2 Utilities, and SQL. Knowledge in Java/C/C... automation frameworks using technologies: Java, JUnit, Selenium, JBehave, Soap UI/Pro, REST, JSON and XML, . KnowledgeLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 04 Feb 2026
Lead, Software Engineer
Company: Mastercard |
such as RALLY and ALM. Knowledge in COBOL, CICS, VSAM, DB2, DB2 Stored Procedures, DB2 Utilities, and SQL. Knowledge in Java/C/C... automation frameworks using technologies: Java, JUnit, Selenium, JBehave, Soap UI/Pro, REST, JSON and XML. Knowledge of paymentLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 04 Feb 2026
Manager, Software Engineering
Company: Mastercard |
technologies, batch-services, web-applications, big data). Hands-on experience with data-intensive programming in Java, REST APILocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 02 Feb 2026
Lead Data Engineer
Company: Mastercard |
using Spark - Experience of programming language like Java/ Python/ Unix scripting to build and enhance test automationLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 31 Jan 2026
Senior Software Engineer
Company: Mastercard |
. All About You: Deep hands-on background in Java based distributed systems, with a strong grasp of performance, resilience, and scalability... trade-offs. Lead endtoend development of enterprise applications using Java/J2EE and modern frameworks. TranslateLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 31 Jan 2026
Software Engineer Ii
Company: Mastercard |
. All About You - Strong hands-on experience in JAVA Spring Boot for developing scalable and high-performance applications - Working knowledge..., and containerization - Has ability to write code (in languages such as Java preferred and JavaScript) to build automation tasks