Transaction jobs in o'fallon USA
34 transaction jobs found in o'fallon: showing 1 - 34
Manager - Franchise Customer Onboarding & Partnerships Nam
Company: Mastercard |
network standards, program requirements, or operational processes. Ability to analyze transaction, registration, and programLocation: O'Fallon, MO, USA
| Salary: US$117000 - 193000 per year | Date posted: 05 Aug 2026
Principal, Technology Risk Analyst
Company: Mastercard |
processes, system architectures, transaction processing flows, and technology environments across Payment Networks CoreLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 05 Aug 2026
Senior Software Engineer
Company: Mastercard |
to each qualified transaction processed by Mastercard, increasing the security, accessibility, and simplicity of data for participatingLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 04 Aug 2026
Senior Site Reliability Engineer, Performance Engineering
Company: Mastercard |
, Performance Engineering Payment Optimization unifies multiple Mastercard capabilities to improve transaction success, reduce... preventable card-not-present transaction declines by keeping credential-on-file and recurring payment information currentLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 01 Aug 2026
Manager, Software Engineering
Company: Mastercard |
-critical platforms. Proven track record of delivering distributed/scalable systems and high-volume transaction applicationsLocation: O'Fallon, MO, USA
| Salary: US$140000 - 231000 per year | Date posted: 01 Aug 2026
Lead Technical Program Manager
Company: Mastercard |
operational workflows, and enhance financial insights, ranging from real-time transaction intelligence to forecasting, anomaly.... About You Strong experience working with financial systems, cost modeling, forecasting, budgeting, or transaction-based platformsLocation: O'Fallon, MO, USA
| Salary: US$122000 - 207000 per year | Date posted: 01 Aug 2026
Software Engineer Ii - Decision Management Program
Company: Mastercard |
platform processes high-volume transaction events and delivers customer-facing notifications through email, SMS, and API.... Experience working in high-volume transaction processing systems. Success Measures (First 12 Months) A successful SoftwareLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 01 Aug 2026
Software Engineer Ii - Decision Management Program
Company: Mastercard |
platform processes high-volume transaction events and delivers customer-facing notifications through email, SMS, and API.... Experience working in high-volume transaction processing systems. Success Measures (First 12 Months) A successful SoftwareLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 31 Jul 2026
Dirt Cheap - Fast Track Assistant Store Manager
Company: Wallis Companies |
on all customer requests, complaints, or suggestions. Operate the register executing each of the 5 steps of a transaction: greeting..., quick transaction, suggestive sell, correct change, proper closing Report to work in accordance with company uniformLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 30 Jul 2026
Dirt Cheap - Assistant Store Manager
Company: Wallis Companies |
register executing each of the five steps of the transaction: greeting, quick transaction, suggestive sell, correct changeLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 30 Jul 2026
On The Run - Fast Track Assistant Store Manager
Company: Wallis Companies |
on all customer requests, complaints, or suggestions. Operate the register executing each of the 5 steps of a transaction: greeting..., quick transaction, suggestive sell, correct change, proper closing Report to work in accordance with company uniformLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 30 Jul 2026
Software Engineer Java
Company: Korn Ferry |
throughput, low latency financial transaction processing. What you will do: Design components by translating productLocation: O'Fallon, MO, USA
| Salary: US$60 - 75 per hour | Date posted: 29 Jul 2026
Senior Site Reliability Engineer, Performance Engineering
Company: Mastercard |
, Performance Engineering Payment Optimization unifies multiple Mastercard capabilities to improve transaction success, reduce... preventable card-not-present transaction declines by keeping credential-on-file and recurring payment information currentLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 29 Jul 2026
Manager, Product Delivery
Company: Mastercard |
. All About You Experience in payments, financial services, or a related industry. Strong understanding of payment processing, transactionLocation: O'Fallon, MO, USA
| Salary: US$106000 - 175000 per year | Date posted: 23 Jul 2026
Universal Banker
Company: Central Bank |
to identify customer needs and recommend appropriate solutions. Strong attention to detail and accuracy in transaction processingLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 21 Jul 2026
Software Engineer I
Company: Mastercard |
-latency transaction processing platforms. This role provides opportunities to learn modern software engineering practicesLocation: O'Fallon, MO, USA
| Salary: US$72000 - 115000 per year | Date posted: 20 Jul 2026
Manager, Business Analysis
Company: Mastercard |
, or transaction-based platforms Demonstrated ability to translate business objectives into technical requirements, solution designsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 18 Jul 2026
Software Engineer I
Company: Mastercard |
transaction processing platforms. This role provides opportunities to learn modern software engineering practicesLocation: O'Fallon, MO, USA
| Salary: US$72000 - 115000 per year | Date posted: 18 Jul 2026
Senior Software Engineer
Company: Mastercard |
for all. About the Role Join Mastercards Transaction Stream team in OFallon, MO, and help build the applications and services... systems for reliability, performance, and scalability Domain knowledge in payments and transaction processing systemsLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 17 Jul 2026
Manager, Software Engineering
Company: Mastercard |
, low latency transaction processing systems (such as payments transaction switching, high frequency trading systemsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 16 Jul 2026
Director, Customer Performance
Company: Mastercard |
, as well as closely monitor new risk signals in transaction data, while ensuring their merchants remain compliant with local... and transaction processing (including authentication and authorization), understanding of network rules and ideally relevantLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 15 Jul 2026
Architect/tech Lead - Java & Aws
Company: Diverse Lynx |
Scope: The one of key applications, designed to support highly scalable transaction processing (billion transactions/day...) using business rules, analytics, and real-time data. Its core transaction processing functionality is poweredLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 14 Jul 2026
Pharmacy Technician / Pharm Tech Apprenticeship
Company: Walgreens |
from a transaction-based environment to a much more patient-centric one. As a Walgreens Pharmacy Technician or Pharmacy TechnicianLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 12 Jul 2026
Specialist, Product Development - Business Integration & Excellence
Company: Mastercard |
and services designed to detect fraud, ensure uninterrupted commerce, and maximize transaction value. The ideal candidate thrivesLocation: O'Fallon, MO, USA
| Salary: US$83000 - 137000 per year | Date posted: 11 Jul 2026
Manager, Software Engineering
Company: Mastercard |
, scalability analysis, and system tuning. Ensure applications are designed and optimized for high-volume, low-latency transaction... available, and resilient distributed systems. Experience building and operating high-volume, low-latency transaction processing platformsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 07 Jul 2026
Manager, Software Engineering
Company: Mastercard |
-critical platforms. Proven track record of delivering distributed/scalable systems and high-volume transaction applicationsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 07 Jul 2026
Senior Software Engineer– Rpps Platform
Company: Mastercard |
integrations supporting enterprise-scale transaction processing. Participate in Agile development activities including backlog... Experience working on payment processing, transaction processing, or financial technology platforms. Experience with cloudLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 02 Jul 2026
Senior Software Engineer
Company: Mastercard |
Software Engineer to build and enhance critical payment processing services that support issuer account management, transaction... 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
Pharmacy Technician / Pharm Tech Apprenticeship
Company: Walgreens |
from a transaction-based environment to a much more patient-centric one. As a Walgreens Pharmacy Technician or Pharmacy TechnicianLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 01 Jul 2026
Pharmacy Technician / Pharm Tech Apprenticeship
Company: Walgreens |
from a transaction-based environment to a much more patient-centric one. As a Walgreens Pharmacy Technician or Pharmacy TechnicianLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 30 Jun 2026
Full Time Assistant Store Manager (store 3118)
Company: GameStop |
as appropriate; apply all selling behaviors during every transaction and thank every guest for shopping at GameStop; prioritize..., and reconcile daily business transaction totals correctly and accurately in the POS system. Ensure that all closeout paperworkLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 13 Jun 2026
Lead Technical Program Manager
Company: Mastercard |
operational workflows, and enhance financial insights, ranging from real-time transaction intelligence to forecasting, anomaly.... About You Strong experience working with financial systems, cost modeling, forecasting, budgeting, or transaction-based platformsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 09 Jun 2026
Senior Software Engineer
Company: Mastercard |
Global Clearing Management System (GCMS) processes transaction data exchanged between acquirers and issuers, applies edits... transaction processing across global payment networks. Role As a Senior Software engineer, you will be responsibleLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 27 May 2026
Principal Product Manager - Technical
Company: Mastercard |
platforms. In this role, you will own the vision, roadmap, and delivery of missioncritical transaction processing capabilities... needs into clear product roadmaps and priorities. Identify and drive new platform capabilities that improve transaction