Test Software Development Engineer jobs in o'fallon USA
20 test software development engineer jobs found in o'fallon: showing 1 - 20
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
Senior Software Engineer
Company: Mastercard |
production operations. About the Role Software Development Design, develop, test, and support scalable cloud-native... 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: 11 Sep 2026
Senior Software Engineer
Company: Mastercard |
patterns. Strong understanding of software quality principles, test strategy development, and automation frameworks... potential. Title and Summary Senior Software Engineer Overview Mastercard's Core Payments engineering teams buildLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 11 Sep 2026
Lead Software Engineer
Company: Mastercard |
potential. Title and Summary Lead Software Engineer Overview: The Mastercard Developer Workbench, part of the MSBX... companies build, test, and ship software. About the Role: - Serve as a technical anchor on the team setting the barLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 11 Sep 2026
Senior Ai Engineer
Company: Mastercard |
Responsibilities AI Solution Design & Development Design, build, test, deploy, and support AI and machine learning solutions... potential. Title and Summary Senior AI Engineer Role Overview The Senior AI Engineer is responsible for designingLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 10 Sep 2026
Senior Software Engineer
Company: Mastercard |
to build, test, and deploy software more efficiently. As a Senior Software Engineer, you will contribute to the design... potential. Title and Summary Senior Software Engineer Overview Next Edge represents the next phase of Mastercard's CoreLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 10 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... of software development lifecycle practices, integration architecture, API-based services, testing strategies, and productionLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 04 Sep 2026
Senior Software Engineer - Java
Company: Mastercard |
potential. Title and Summary Senior Software Engineer - Java Overview: Mastercards Enterprise Credit Risk (ECR) team... is seeking a talented Senior Software Engineer Java Full Stack to design, build, and modernize applications that power creditLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | 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 |
. We are seeking a software engineer who is passionate about software development, system quality, and continuous improvement... potential. Title and Summary Software Engineer II Who is Mastercard Mastercard is a global technology company in theLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 26 Aug 2026
Software Engineer Ii
Company: Mastercard |
within geographically distributed teams. Knowledge of Agile software development practices, continuous integration, and test-driven... potential. Title and Summary Software Engineer II Overview Who is Mastercard? Mastercard is a global technology companyLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 26 Aug 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Job Overview: Responsible for the analysis, design, development... of software design, architecture, data structures, secure development practices, testing, and performance optimization. StrongLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 15 Aug 2026
Senior Software Engineer
Company: Mastercard |
Software Engineering & Development Design, build, test, deploy, and maintain software components, automation frameworks... potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology companyLocation: 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? 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
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
Software Engineer Ii
Company: Mastercard |
potential. Title and Summary Software Engineer II Overview The Software Engineer II is an experienced software engineer... and scalability concepts. Understanding of secure software development practices. Experience participating in code reviews. StrongLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 18 Jul 2026
Senior Software Engineer
Company: Mastercard |
around the world. Role As a Senior Software Engineer, you will: Design, develop, and maintain scalable test frameworks..., sprint planning, and design discussions Responsibilities Software Engineering & Development Design, build, testLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 17 Jul 2026
Senior Software Engineer
Company: Mastercard |
is for a Senior Software Engineer who will contribute to the design, development, validation, automation, and operability of high... potential. Title and Summary Senior Software Engineer Overview Mastercards Network & Digital Payments group createsLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 17 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, reliable