find the right job for you in USA


Test Software Development Engineer jobs in o'fallon USA

16 test software development engineer jobs found in o'fallon: showing 1 - 16

Senior Software Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$115000 - 184000 per year | Date posted: 19 Jun 2026
potential. Title and Summary Senior Software Engineer Senior Software Engineer About the Role As part of a fast-paced... software development lifecycle, including design, development, testing, deployment, configuration, and documentation
Senior Software Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$115000 - 184000 per year | Date posted: 13 Jun 2026
software delivery tasks (code development, test, deployment, release, configuration and documentation) at an application... potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology company in the
Exploitation Specialist/gdat Software Engineer
Company: Leidos |

Location: O'Fallon, MO, USA

| Salary: US$73450 - 132775 per year | Date posted: 11 Jun 2026
Description Leidos has an exciting opportunity for an Exploitation Specialist/GDAT Software Engineer to join our team... of Software Test Engineering experience. Active TS/SCI clearance with eligibility for CI Poly approval. Preferred
Senior Software Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$115000 - 184000 per year | Date posted: 10 Jun 2026
all about and what we expect you to do day to day Own software delivery tasks (code development, test, deployment, release, configuration... as code and cloud-first software development knowledge experience preferred. Has skills in test driven and behavior driven
Senior Software Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$115000 - 184000 per year | Date posted: 06 Jun 2026
potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology company in the... secure, scalable, and high-performing software for Mastercards Identity Solutions platform. As a Senior Software Engineer
Software Engineer Ii
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$92000 - 147000 per year | Date posted: 05 Jun 2026
potential. Title and Summary Software Engineer II Who is Mastercard? We work to connect and power an inclusive, digital... and governments. As a Software Engineer, you will develop these products and solutions with speed and agility as part of a small team
Software Engineer Ii
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$92000 - 147000 per year | Date posted: 04 Jun 2026
potential. Title and Summary Software Engineer II Overview: We work to connect and power an inclusive, digital economy... on software that operates at global scale, where speed, reliability, and resilience matter every day. As a Software Engineer II
Software Engineer Ii
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$92000 - 147000 per year | Date posted: 03 Jun 2026
to production Contribute to test automation strategy and help simplify or automate aspects of software development and delivery... potential. Title and Summary Software Engineer II Overview The Transaction Switching team is looking for a Software
Senior Software Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$115000 - 184000 per year | Date posted: 28 May 2026
Technology Development team is seeking a Senior Software Engineer to drive innovation and enhance customer experience through... potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology company in the
Senior Software Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$115000 - 184000 per year | Date posted: 27 May 2026
potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology company... transaction processing across global payment networks. Role As a Senior Software engineer, you will be responsible
Software Development Engineer In Test (sdet) Ii
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$92000 - 147000 per year | Date posted: 05 May 2026
potential. Title and Summary Software Development Engineer in Test (SDET) II Overview: Mastercards Global Credit Card... Authorization team is seeking a Software Development Engineer in Test (SDET) II to help ensure the quality, resilience
Senior Software Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$115000 - 184000 per year | Date posted: 05 May 2026
technical field or equivalent practical experience. Proficiency in Software Development Best Practices (TDD/BDD, Unit test... potential. Title and Summary Senior Software Engineer Overview Customer Connectivity is a global Mastercard team
Lead Software Development Engineer In Test (lead Sdet)
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: unspecified | Date posted: 30 Apr 2026
potential. Title and Summary Lead Software Development Engineer in Test (Lead SDET) Overview: Mastercards Global Credit... Card Authorization team is seeking a Lead Software Development Engineer in Test (Lead SDET) to drive quality engineering
Software Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$92000 - 147000 per year | Date posted: 23 Apr 2026
, functional, and testable. - Contribute to all parts of the softwares development including design, development, test... potential. Title and Summary Software Engineer || Overview At Mastercard, our industry expertise is enhanced
Senior Software Engineer
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$115000 - 184000 per year | Date posted: 15 Apr 2026
potential. Title and Summary Senior Software Engineer Who is Mastercard? We work to connect and power an inclusive... team in OFallon, Missouri and will partner with the development teams to performance test and tune each release
Software Engineer Ii
Company: Mastercard |

Location: O'Fallon, MO, USA

| Salary: US$92000 - 147000 per year | Date posted: 26 Mar 2026
potential. Title and Summary Software Engineer II Who is Mastercard? Mastercard is a global technology company in the... for all. Overview The Remote Payment and Presentment System team is seeking a Software Engineer II to help advance our customer