Applications Engineer jobs in o'fallon USA
56 applications engineer jobs found in o'fallon: showing 1 - 50
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Overview The ABU team enables issuers and acquirers to securely.... We are modernizing the ABU platform and looking for a Senior Software Engineer to build and enhance highly available, distributed systemsLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 15 Sep 2026
Software Engineer I
Company: Mastercard |
potential. Title and Summary Software Engineer I Overview The Software Development Engineer is an early-career software... engineer specializing in Java development with a focus on building microservices that support Mastercard's high-throughput, lowLocation: O'Fallon, MO, USA
| Salary: US$72000 - 115000 per year | Date posted: 14 Sep 2026
Sre Engineer
Company: Wipro |
Jobs Job Description Apply now Start Please wait... Job Title: SRE ENGINEER City: O Fallon State/Province: Missouri Posting Start Date: 9/11/26... React team members and tools used in their applications: Work Orders - Resolve Work orders in form of Business/functionalLocation: O'Fallon, MO, USA
| Salary: US$60000 - 135000 per year | Date posted: 13 Sep 2026
Sre Engineer
Company: Wipro |
Jobs Job Description Apply now Start Please wait... Job Title: SRE ENGINEER City: O Fallon State/Province: Missouri Posting Start Date: 9/12/26... React team members and tools used in their applications: Work Orders - Resolve Work orders in form of Business/functionalLocation: O'Fallon, MO, USA
| Salary: US$60000 - 135000 per year | Date posted: 12 Sep 2026
Senior Software Engineer
Company: Mastercard |
a Senior Software Engineer to design, build, and enhance software applications and developer-facing experiences that empower... potential. Title and Summary Senior Software Engineer Overview Mastercard is a global technology company in the paymentsLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 12 Sep 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Overview Mastercard's Core Payments engineering teams build... Stack Software Engineer will contribute to mission-critical solutions that support Foreign Exchange rate settingLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 11 Sep 2026
Senior Ai Engineer
Company: Mastercard |
potential. Title and Summary Senior AI Engineer Role Overview The Senior AI Engineer is responsible for designing... Compliance (TRMC), the Senior AI Engineer will partner with business, risk, compliance, and technology teams to identifyLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 10 Sep 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Overview Next Edge represents the next phase of Mastercard's Core... to build, test, and deploy software more efficiently. As a Senior Software Engineer, you will contribute to the designLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 10 Sep 2026
Senior Database Platform Engineer (oracle)
Company: Mastercard |
applications globally. We are seeking a Senior Database Platform Engineer to provide technical leadership, platform strategy... potential. Title and Summary Senior Database Platform Engineer (Oracle) Database Platform Engineer Overview MastercardLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 09 Sep 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Overview At Mastercard, our technology and innovation are driven..., and reliable billing and pricing capabilities across Mastercard. As a Senior Software Engineer, you will develop engineeringLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 09 Sep 2026
Site Reliability Engineering Intern, Summer 2027 – St. Louis, Mo, Us
Company: Mastercard |
priorities. About the team: The role of the Business Operations Site Reliability Engineer is to be the production readiness... activities to maximize customer experience and increase the overall value of supported applications. Business Operations teamsLocation: O'Fallon, MO, USA
| Salary: US$25 - 30 per hour | Date posted: 06 Sep 2026
Principal, Ai Security Engineer
Company: Mastercard |
potential. Title and Summary Principal, AI Security Engineer Job Description Summary As a Principal Information Security... Engineer specializing in AI Security, you will serve as a recognized technical authority responsible for defining and advancingLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 05 Sep 2026
Lead Software Integration Engineer (release Management) – Hr Platforms
Company: Mastercard |
potential. Title and Summary Lead Software Integration Engineer (Release Management) HR Platforms The Lead Software... Integration Engineer is responsible for enabling reliable, secure, and scalable integrations across HR platforms (includingLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 05 Sep 2026
Site Reliability Engineering Intern, Summer 2027 – St. Louis, Mo, Us
Company: Mastercard |
priorities. About the team: The role of the Business Operations Site Reliability Engineer is to be the production readiness... activities to maximize customer experience and increase the overall value of supported applications. Business Operations teamsLocation: O'Fallon, MO, USA
| Salary: US$25 - 30 per hour | Date posted: 04 Sep 2026
Senior Full Stack Software Engineer
Company: Mastercard |
. As a Senior Full Stack Software Engineer, you will: -Design, build, and enhance enterprise applications using React, Angular... potential. Title and Summary Senior Full Stack Software Engineer Overview The Enterprise Data Catalog team buildsLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 02 Sep 2026
Mechanical Design Engineer
Company: Schneider Electric |
Job Description: Senior Mechanical Design Engineer Mission Schneider Electric is seeking a highly experienced... Senior Mechanical Design Engineer to join the Product Innovation team. Reporting to the Director of Product InnovationLocation: O'Fallon, MO - Buffalo, NY, USA
| Salary: US$101600 - 152400 per year | Date posted: 02 Sep 2026
Lead Data Engineer
Company: Mastercard |
potential. Title and Summary Lead Data Engineer Overview: Mastercards Enterprise Credit Risk (ECR) team is seeking... a Lead Data Engineer to design and scale the next generation of data platforms that power credit decisioning, portfolio riskLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 01 Sep 2026
Senior Software Engineer - Java
Company: Mastercard |
is seeking a talented Senior Software Engineer Java Full Stack to design, build, and modernize applications that power credit... as a Software Engineer, Senior Software Engineer, Full-Stack Engineer, or similar role developing enterprise-scale applicationsLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 01 Sep 2026
Mechanical Design Engineer
Company: Actalent |
Mechanical Design Engineer (Associate & Experienced) Location: O'Fallon, Missouri Business Unit: Defense... as the team grows) Position Summary The Defense Electronics Group is seeking both an Associate Mechanical Design EngineerLocation: O'Fallon, MO, USA
| Salary: US$55 - 67 per hour | Date posted: 01 Sep 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Who is Mastercard? We work to connect and power an inclusive.... As a Software Engineer, you will deliver these products and solutions with speed and agility as part of a small teamLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 29 Aug 2026
Software Engineer Ii
Company: Mastercard |
potential. Title and Summary Software Engineer II Overview The Mastercard Authentication Program owns how consumer..., cloud, and on-prem). As a Software Engineer II, you will contribute to building scalable backend services using JavaLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 29 Aug 2026
Technical Lead - Java Full Stack Engineer
Company: Artech Information Systems |
Requisition ID: 107880 -1 Title: Technical Lead - Java full stack Engineer Duration: 6-12 months... with building Spring boot applications, REST API's, NO/SQL data bases and actively participate in R&D on the new frameworks StrongLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 27 Aug 2026
Software Engineer Ii
Company: Mastercard |
potential. Title and Summary Software Engineer II Overview Who is Mastercard? Mastercard is a global technology company... and integration test automation for fraud applications using advanced technologies that are revolutionizing paymentsLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 26 Aug 2026
Software Engineer Ii
Company: Mastercard |
potential. Title and Summary Software Engineer II Who is Mastercard Mastercard is a global technology company in the.... About the Role We are hiring a Software Engineer II to join Mastercard's Core Payments department, responsible for deliveringLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 26 Aug 2026
Senior Ai Platform Engineer (devops)
Company: Mastercard |
potential. Title and Summary Senior AI Platform Engineer (DevOps) Who is Mastercard? Mastercard powers economies... development and deployment of AI-powered solutions. As a Senior AI Engineer, you will help design, implement, and operate theLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 25 Aug 2026
Site Relablity Engineer
Company: Wipro |
Jobs Job Description Apply now Start Please wait... Job Title: Site Relablity Engineer City: O Fallon State/Province: Missouri Posting Start..., or local laws. Applications from veterans and people with disabilities are explicitly welcome. Reinvent your worldLocation: O'Fallon, MO, USA
| Salary: US$45000 - 121000 per year | Date posted: 24 Aug 2026
Devops Sre Engineer
Company: Wipro |
Jobs Job Description Apply now Start Please wait... Job Title: DEVOPS SRE ENGINEER City: O Fallon State/Province: Missouri Posting Start Date: 8... information, visit us at www.wipro.com. Job Description: Job Description A DevOps & SRE Engineer bridges developmentLocation: O'Fallon, MO, USA
| Salary: US$45000 - 121000 per year | Date posted: 24 Aug 2026
Devops Sre Engineer
Company: Wipro |
Jobs Job Description Apply now Start Please wait... Job Title: DEVOPS SRE ENGINEER City: O Fallon State/Province: Missouri Posting Start Date: 8... information, visit us at www.wipro.com. Job Description: Job Description A DevOps & SRE Engineer bridges developmentLocation: O'Fallon, MO, USA
| Salary: US$45000 - 121000 per year | Date posted: 23 Aug 2026
Manager, Site Reliability Engineering
Company: Mastercard |
whats next. About the Role The Business Operations (Biz Ops) team is seeking a Business Operations Engineer. The role of Business... to maximize customer experience and increase the overall value of supported applications. Business Operations teams also focusLocation: O'Fallon, MO, USA
| Salary: US$122000 - 207000 per year | Date posted: 22 Aug 2026
Manager, Site Reliability Engineering
Company: Mastercard |
whats next. About the Role The Business Operations (Biz Ops) team is seeking a Business Operations Engineer. The role of Business... to maximize customer experience and increase the overall value of supported applications. Business Operations teams also focusLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 22 Aug 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Overview: Mastercard Send (part of the Mastercard Move portfolio... outcomes and meaningful socio-economic impact. About the Role As a Java Site Reliability Engineer (SRE) within theLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 19 Aug 2026
Site Relablity Engineer
Company: Wipro |
Jobs Job Description Apply now Start Please wait... Job Title: Site Relablity Engineer City: O Fallon State/Province: Missouri Posting Start..., or local laws. Applications from veterans and people with disabilities are explicitly welcome. Reinvent your worldLocation: O'Fallon, MO, USA
| Salary: US$45000 - 121000 per year | Date posted: 15 Aug 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Job Overview: Responsible for the analysis, design, development..., testing, and delivery of secure, scalable software solutions. Define requirements for new applications and customizationLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 15 Aug 2026
Senior Ai Engineer, Big Data & Ai Solutions
Company: Mastercard |
potential. Title and Summary Senior AI Engineer, Big Data & AI Solutions Overview The Security Solutions Data Science... of transactions and identify suspicious activity in real time. As a Senior AI Engineer, you will work at the intersectionLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 14 Aug 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology company... for all. About the Role The Payment & Enablement Optimization program is hiring a Senior Software Engineer to drive our customerLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 14 Aug 2026
Lead Postgresql Engineer
Company: Mastercard |
potential. Title and Summary Lead PostgreSQL Engineer Overview The Database Engineering team is seeking a Lead Platform... Engineer to lead the design, engineering, automation, modernization, and operational excellence of Mastercard's enterpriseLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 05 Aug 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Overview Join a team focused on transforming how Mastercard...'s payment systems are built, scaled, and operated. As a Senior Software Engineer, you will lead the design and developmentLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 05 Aug 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Who is Mastercard? We work to connect and power an inclusive.... As a Software Engineer, you will deliver these products and solutions with speed and agility as part of a small teamLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 04 Aug 2026
Senior Site Reliability Engineer, Performance Engineering
Company: Mastercard |
potential. Title and Summary Senior Site Reliability Engineer, Performance Engineering Senior Site Reliability Engineer... for scale. The SRE & Performance Engineering team is looking for a strong, innovative engineer to help optimize and scaleLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 01 Aug 2026
Software Engineer Ii
Company: Mastercard |
potential. Title and Summary Software Engineer II Overview: At Mastercard, our industry expertise is enhanced... and applications that are revolutionizing payments. Are you passionate about software engineering? Do you enjoy seeing the impactLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 29 Jul 2026
Senior Site Reliability Engineer, Performance Engineering
Company: Mastercard |
potential. Title and Summary Senior Site Reliability Engineer, Performance Engineering Senior Site Reliability Engineer... for scale. The SRE & Performance Engineering team is looking for a strong, innovative engineer to help optimize and scaleLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 29 Jul 2026
Senior Ai Engineer
Company: Mastercard |
potential. Title and Summary Senior AI Engineer Mastercard's Business & Market Insights (B&MI) group empowers..., faster, and more impactful decisions. We transform complex, multi-modal data into agentic systems and generative applicationsLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 24 Jul 2026
Software Engineer Ii
Company: Mastercard |
potential. Title and Summary Software Engineer II Overview The Software Engineer II is an experienced software engineer... applications while contributing to software design, architecture, operational excellence, and production supportLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 18 Jul 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Overview Mastercards Network & Digital Payments group creates... is for a Senior Software Engineer who will contribute to the design, development, validation, automation, and operability of highLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 17 Jul 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology company... for all. About the Role Join Mastercards Transaction Stream team in OFallon, MO, and help build the applications and servicesLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 17 Jul 2026
Senior Site Reliability Engineer
Company: Mastercard |
potential. Title and Summary Senior Site Reliability Engineer Who is Mastercard? At Mastercard technology, we work... whats next. About the Role The Business Operations team is seeking a highly motivated and experienced Senior Site Reliability Engineer (SRELocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 16 Jul 2026
Senior Site Reliability Engineer
Company: Mastercard |
potential. Title and Summary Senior Site Reliability Engineer Who is Mastercard? At Mastercard technology, we work... whats next. About the Role The Business Operations team is seeking a highly motivated and experienced Senior Site Reliability Engineer (SRELocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 14 Jul 2026
Lead Workday Engineer - Integrations And Extend
Company: Mastercard |
potential. Title and Summary Lead Workday Engineer - Integrations and Extend Overview The P&C Engineering team designs... building enterprise applications that solve complex business challenges at global scale? Do you have a passionLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 13 Jul 2026
Lead Software Engineer
Company: Mastercard |
potential. Title and Summary Lead Software Engineer Overview: Mastercard's Global Credit Authorization team is seeking... a Lead Software Engineer (C/C++) to build and enhance high-performance, mission-critical systems that power secure, reliableLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 08 Jul 2026
Director, Platform Engineering
Company: Mastercard |
and applications globally. The Director, Platform Engineering is a critical technology and engineering leadership role..., and automation libraries that standardize infrastructure deployment patterns. Engineer and enhance platform services, including