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Transaction jobs in o'fallon USA

35 transaction jobs found in o'fallon: showing 1 - 35

Lead Software Engineer
Company: Wipro |

Location: O'Fallon, MO, USA

| Salary: US$60000 - 135000 per year | Date posted: 26 Aug 2026
-transaction platforms (e.g., financial systems, payment processing, or large enterprise SaaS) running in a Cloud environment
Software Engineer Ii
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$92000 - 147000 per year | Date posted: 26 Aug 2026
and high-performance transaction processing systems. Experience working with development, testing, and release teams in Agile
Relationship Banker - Nw St Louis Market - O'fallon, Mo
Company: JPMorgan Chase |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 25 Aug 2026
and today we are a leader in investment banking, consumer and small business banking, commercial banking, financial transaction processing
Software Engineer Ii
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$92000 - 147000 per year | Date posted: 25 Aug 2026
and high-performance transaction processing systems. Experience working with development, testing, and release teams in Agile
Relationship Banker - Nw St Louis Market - O'fallon, Mo
Company: JPMorgan Chase |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 25 Aug 2026
in investment banking, consumer and small business banking, commercial banking, financial transaction processing and asset
Senior Software Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$115000 - 184000 per year | Date posted: 19 Aug 2026
transaction processing workloads. Mentor engineers and promote software engineering and operational excellence best practices... of high-volume transaction systems. Hands-on experience supporting containerized workloads on Kubernetes, PCF, AWS, or Azure
Seasonal Sales Associate (store 3118)
Company: GameStop |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 19 Aug 2026
behaviors during every transaction, and expressing gratitude to every guest for choosing GameStop. Fully support the overall
Universal Banker
Company: Central Bank |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 14 Aug 2026
to identify customer needs and recommend appropriate solutions. Strong attention to detail and accuracy in transaction processing
Senior Software Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$115000 - 184000 per year | Date posted: 14 Aug 2026
for reliability, performance, and scalability Domain knowledge in payments and transaction processing systems Bachelors or master
Store Manager (store 3118)
Company: GameStop |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 14 Aug 2026
transaction and thank every guest for shopping at GameStop; prioritize guests over tasks and demonstrate that commitment... and reconcile daily business transaction totals correctly and accurately in the POS system. Ensure that all closeout paperwork
Pharmacy Technician / Pharm Tech Apprenticeship
Company: Walgreens |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 14 Aug 2026
from a transaction-based environment to a much more patient-centric one. As a Walgreens Pharmacy Technician or Pharmacy Technician
Pharmacy Technician / Pharm Tech Apprenticeship
Company: Walgreens |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 14 Aug 2026
from a transaction-based environment to a much more patient-centric one. As a Walgreens Pharmacy Technician or Pharmacy Technician
Software Engineer Ii
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$92000 - 147000 per year | Date posted: 11 Aug 2026
to each qualified transaction processed by Mastercard, increasing the security, accessibility, and simplicity of data for participating
Full Time Teller - O'fallon Branch
Company: St. Johns Bank |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 07 Aug 2026
in our community, one transaction at a time!St. John Bank is an Equal Opportunity/Affirmative Action employer. All qualified applicants
Pharmacy Technician / Pharm Tech Apprenticeship
Company: Walgreens |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 06 Aug 2026
from a transaction-based environment to a much more patient-centric one. As a Walgreens Pharmacy Technician or Pharmacy Technician
Principal, Technology Risk Analyst
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 05 Aug 2026
processes, system architectures, transaction processing flows, and technology environments across Payment Networks Core
Manager - Franchise Customer Onboarding & Partnerships Nam
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$117000 - 193000 per year | Date posted: 04 Aug 2026
network standards, program requirements, or operational processes. Ability to analyze transaction, registration, and program
Senior Software Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$115000 - 184000 per year | Date posted: 04 Aug 2026
to each qualified transaction processed by Mastercard, increasing the security, accessibility, and simplicity of data for participating
Manager, Software Engineering
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$140000 - 231000 per year | Date posted: 01 Aug 2026
-critical platforms. Proven track record of delivering distributed/scalable systems and high-volume transaction applications
Senior Site Reliability Engineer, Performance Engineering
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$96000 - 163000 per year | Date posted: 01 Aug 2026
, 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 current
Software Engineer Ii - Decision Management Program
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$92000 - 147000 per year | Date posted: 30 Jul 2026
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 Software
Dirt Cheap - Assistant Store Manager
Company: Wallis Companies |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 30 Jul 2026
register executing each of the five steps of the transaction: greeting, quick transaction, suggestive sell, correct change
Dirt Cheap - Fast Track Assistant Store Manager
Company: Wallis Companies |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 30 Jul 2026
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 uniform
On The Run - Fast Track Assistant Store Manager
Company: Wallis Companies |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 29 Jul 2026
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 uniform
Senior Site Reliability Engineer, Performance Engineering
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$96000 - 163000 per year | Date posted: 29 Jul 2026
, 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 current
Software Engineer Java
Company: Korn Ferry |

Location: O'Fallon, MO, USA

| Salary: US$60 - 75 per hour | Date posted: 29 Jul 2026
throughput, low latency financial transaction processing. What you will do: Design components by translating product
Manager, Product Delivery
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$106000 - 175000 per year | Date posted: 24 Jul 2026
. All About You Experience in payments, financial services, or a related industry. Strong understanding of payment processing, transaction
Universal Banker
Company: Central Bank |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 21 Jul 2026
to identify customer needs and recommend appropriate solutions. Strong attention to detail and accuracy in transaction processing
Manager, Business Analysis
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 17 Jul 2026
, or transaction-based platforms Demonstrated ability to translate business objectives into technical requirements, solution designs
Senior Software Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$115000 - 184000 per year | Date posted: 17 Jul 2026
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 systems
Manager, Software Engineering
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 16 Jul 2026
, low latency transaction processing systems (such as payments transaction switching, high frequency trading systems
Manager, Software Engineering
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 08 Jul 2026
, 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 platforms
Manager, Software Engineering
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 06 Jul 2026
-critical platforms. Proven track record of delivering distributed/scalable systems and high-volume transaction applications
Senior Software Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$115000 - 184000 per year | Date posted: 02 Jul 2026
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 Spring
Full Time Assistant Store Manager (store 3118)
Company: GameStop |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 13 Jun 2026
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 paperwork