Java jobs in o'fallon USA
43 java jobs found in o'fallon: showing 1 - 43
Vice President Platform Engineering
Company: Mastercard |
, and developer productivity solutions. Proficiency with modern programming languages such as Java, C#, Go, Python, or equivalentLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 21 Aug 2026
Senior Software Engineer
Company: Mastercard |
outcomes and meaningful socio-economic impact. About the Role As a Java Site Reliability Engineer (SRE) within the... systems. Role Responsibilities Design, develop, deploy, and support cloud-native Java applications and microservicesLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 19 Aug 2026
Agentic Ai Engineer
Company: Akkodis |
will be responsible for designing, developing, and supporting scalable backend applications and Agentic AI solutions using Java and Spring... include: Design, develop, and maintain backend applications and Agentic AI solutions using Java, Spring Boot, and modernLocation: O'Fallon, MO, USA
| Salary: US$45 - 49 per hour | Date posted: 18 Aug 2026
Senior Software Engineer
Company: Mastercard |
programming and automation skills using Java, Groovy, or similar languages Experience designing, building, testing, deployingLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 14 Aug 2026
Senior Software Engineer
Company: Mastercard |
improvement All About You Demonstrated experience building applications and REST APIs with Java in the Spring Boot frameworkLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 14 Aug 2026
Director, Software Engineering
Company: Mastercard |
a team of Java Engineers and delivery of high-quality software solutions in a timely and cost-effective manner. This role.... Full-stack Java development experience Strong database design and data management knowledge Strong people managementLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 14 Aug 2026
Software Developer
Company: Wipro |
backend services using Java, Spring Boot, and microservices architecture. Deploy and manage applications on PCF or Kubernetes... All About You Handson experience into Full Stack Development Strong proficiency in Java and Spring boot framework Experience designingLocation: O'Fallon, MO, USA
| Salary: US$60000 - 135000 per year | Date posted: 13 Aug 2026
Ai Adoption Coach – Product Development Lifecycle (pdlc)
Company: CEdge Inc |
systems or global real-time event streaming systems etc.)- Experience with various coding languages Java, Go, C++,ESQLLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 12 Aug 2026
Software Engineer I
Company: Mastercard |
for multiple business solutions to combat fraud and validate cardholder identity. Our patented Java-based platform processes... requirements for Java backend systems and knowledge of web UIs is an added advantage. Mastercard is a merit-based, inclusiveLocation: O'Fallon, MO, USA
| Salary: US$72000 - 115000 per year | Date posted: 11 Aug 2026
Senior Software Development Engineer
Company: Mastercard |
principles. All About You Strong hands-on experience with Java, Spring Boot, Kafka, REST APIs, JPA, and distributed systemsLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 05 Aug 2026
Site Reliability Engineer Ii
Company: Mastercard |
in one or more programming languages: C, C++, Java, Python, Go, Perl, or Ruby. Experience working with large-scale distributed systemsLocation: O'Fallon, MO, USA
| Salary: US$76000 - 127000 per year | Date posted: 04 Aug 2026
Site Reliability Engineer Ii
Company: Mastercard |
in one or more programming languages: C, C++, Java, Python, Go, Perl, or Ruby. Experience working with large-scale distributed systemsLocation: O'Fallon, MO, USA
| Salary: US$76000 - 127000 per year | Date posted: 04 Aug 2026
Senior Site Reliability Engineer, Performance Engineering
Company: Mastercard |
with Java Virtual Machine internals and garbage collection tuning. Experience with one or more of the following: database... with Java, Python, Scala, or other programming and scripting languages. Experience with Bitbucket, Maven, Jenkins, GatlingLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 01 Aug 2026
Senior Software Engineer
Company: Mastercard |
Management Platform. Our high-performance Java platform processes billions of transactions each month, delivering the scale.... Collaborate with global teams to deliver software at scale. All About You Strong experience with Java/J2EE, Spring BootLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 01 Aug 2026
Software Engineer Ii - Decision Management Program
Company: Mastercard |
expertise. What You'll Do Software Development Design, develop, test, and maintain Java/Spring Boot microservices. Design... experience. Experience developing applications using Java and Spring Boot. Understanding of REST APIs and microserviceLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 31 Jul 2026
Software Engineer Ii
Company: Mastercard |
, and core computer science concepts. Strong technical experience with Java, Java/J2EE, Linux, Oracle, and SQL programming.... Strong knowledge of Java, Spring Boot, Spring Batch, Hibernate, and REST API services. Strong knowledge of Linux and shellLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 29 Jul 2026
Software Engineer Java
Company: Korn Ferry |
in Java development with a particular focus producing micro services that then integrate with other services to enable high...-on experience in Java, J2EE, Spring, Spring Boot, Kafka, RESTful web services and JPA You have experience in building AI assistedLocation: O'Fallon, MO, USA
| Salary: US$60 - 75 per hour | Date posted: 29 Jul 2026
Senior Site Reliability Engineer, Performance Engineering
Company: Mastercard |
with Java Virtual Machine internals and garbage collection tuning. Experience with one or more of the following: database... with Java, Python, Scala, or other programming and scripting languages. Experience with Bitbucket, Maven, Jenkins, GatlingLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 29 Jul 2026
Senior Software Engineer -java
Company: Korn Ferry |
Responsibilities Develop enterprise applications using a Java technology stack with Angular or React as front-end technologies... record of developing internal and external partnerships. Proficiency with J2EE, Java 8 or higher, JSP, Servlets, Spring 5Location: O'Fallon, MO, USA
| Salary: US$60 - 80 per hour | Date posted: 28 Jul 2026
Senior Java Full-stack Developer
Company: ICONMA |
Our Client, a Credit card company, is looking for a Senior Java Full-Stack Developer for their O'Fallon, MO/Hybrid... location. Responsibilities: Develop enterprise applications using a Java technology stack with Angular or React as frontLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 25 Jul 2026
Software Engineer Ii
Company: ICONMA |
and performing systems Solid understanding and hands-on experience in Java, J2EE, Spring, Spring Boot, Kafka, RESTful web servicesLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 24 Jul 2026
Senior Software Engineer
Company: Mastercard |
Management Platform. Our high-performance Java platform processes billions of transactions each month, delivering the scale.... Collaborate with global teams to deliver software at scale. All About You Strong experience with Java/J2EE, Spring BootLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 24 Jul 2026
Software Engineer Ii
Company: Mastercard |
specializing in Java development and microservices architecture. This role independently develops scalable, cloud-ready... business solutions. All About You Solid understanding of Java, J2EE, Spring, Spring Boot, Kafka, RESTful Web ServicesLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 18 Jul 2026
Lead Software Development Engineer
Company: Mastercard |
experience. - 3+ years leading large-scale distributed system initiatives. - Expert-level Java, Spring Boot, REST APIsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 18 Jul 2026
Senior Software Engineer
Company: Mastercard |
-quality software solutions. The ideal candidate brings strong software engineering fundamentals, hands-on Java development..., testability, reliability, performance, security, and maintainability. Develop robust test automation using Java, Spring, JUnitLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 17 Jul 2026
Senior Software Engineer
Company: Mastercard |
applications and REST APIs using Java, Spring Boot, and Spring Data JPA Strong foundation in computer science fundamentalsLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 16 Jul 2026
Manager Software Engineering
Company: Mastercard |
technologies, or low-code/no-code solutions. Experience with Java, React, API-based architectures, and cloud-native platformsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 16 Jul 2026
Manager, Software Engineering
Company: Mastercard |
or global real-time event streaming systems etc.) - Experience with various coding languages Java, Go, C++,ESQLLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 16 Jul 2026
Manager, Software Engineering
Company: Mastercard |
Java, C/C++, or similar object-oriented languages. Demonstrated experience designing scalable, secure, highlyLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 08 Jul 2026
Lead Software Engineer
Company: Mastercard |
, and operational excellence. All About You: Strong software development experience using C/C++ (Java experience is also valuedLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 08 Jul 2026
Senior Software Engineer
Company: Mastercard |
position requires strong expertise in Java-based application development, Spring Boot, Kafka, PostgreSQL, and modern software... to process high-volume transaction workloads. Develop microservices and backend services using Java, Spring Boot, and SpringLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 02 Jul 2026
Lead Site Reliability Engineer
Company: Mastercard |
, and performance of our Java, Spring Framework applications, supporting essential services that power Mastercard's global operations... to development teams. Role qualifications: Ideal candidates have:- BS in Computer Science or related field.- Proficiency in JavaLocation: O'Fallon, MO, USA
| Salary: US$122000 - 207000 per year | Date posted: 01 Jul 2026
Senior Site Reliability Engineer
Company: Mastercard |
is needed. Experience in one or more of the following is preferred: C, C++, Java, Python, Go, Perl or Ruby. Interest in designingLocation: O'Fallon, MO, USA
| Salary: US$163000 per year | Date posted: 01 Jul 2026
Lead Site Reliability Engineer
Company: Mastercard |
, and performance of our Java, Spring Framework applications, supporting essential services that power Mastercard's global operations... to development teams.Role qualifications:Ideal candidates have:- BS in Computer Science or related field.- Proficiency in JavaLocation: O'Fallon, MO, USA
| Salary: US$122000 - 207000 per year | Date posted: 01 Jul 2026
Senior Site Reliability Engineer
Company: Mastercard |
with a sense of urgency is needed. Experience in one or more of the following is preferred: C, C++, Java, Python, Go, Perl or RubyLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 01 Jul 2026
Lead Software Engineer
Company: Mastercard |
complex engineering problems Technologies Java, J2EE, microservices, RESTful APIs, Angular, Web Services, JavaScript... Strong experience building microservices in Java and developing UI components using frameworks like React or AngularLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 26 Jun 2026
Manager, Software Engineering
Company: Mastercard |
to operate with an enterprise mindset, aligning team output with company-wide objectives Strong hands-on experience in: o Java..., Spring / Java EE o RESTful APIs o Frontend frameworks (Angular / React) o Databases (Oracle / PostgreSQL) ExperienceLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 25 Jun 2026
Manager, Platform Engineering - Big Data Engineering
Company: Mastercard |
Proficiency in at least one programming language (e.g., Python, Java, Go) Strong understanding of operating systemsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 11 Jun 2026
Lead Software Engineer
Company: Mastercard |
development with applicable JAVA technologies (Core JAVA, Spring Integration, Spring Boot, Hibernate, REST/SOAP web servicesLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 09 Jun 2026
Senior Software Engineer
Company: Mastercard |
applications and microservices Develop REST APIs using Java and Spring Boot, focusing on performance, scalability, and reliability... using Java and Spring Boot Strong experience designing scalable systems using modern software design and architectureLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 06 Jun 2026
Manager Software Engineering
Company: Mastercard |
, scalable systems) Strong Core Java experience Deep familiarity with test automation frameworks and modern automated testingLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 05 Jun 2026
Senior Software Engineer
Company: Mastercard |
development of new products that deliver meaningful customer value. We are looking for a Senior AI Java Engineer (Hands-on IC...) In this role, you will: Build and own Java services and APIs that deliver AI-powered features, ensuring performance, scalabilityLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 28 May 2026
Senior Software Engineer
Company: Mastercard |
for reliability, performance, and scalability Proven experience working with: - JAVA JDK 11-17, Spring Boot, Spring Security