Software jobs in o'fallon USA
98 software jobs found in o'fallon: showing 1 - 50
Vice President, Software Engineering
Company: Mastercard |
potential. Title and Summary Vice President, Software Engineering Overview Mastercard Send, part of the Mastercard Move... across domestic and cross-border use cases. We are seeking a Vice President, Software Engineering to lead the strategy, architectureLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 15 Sep 2026
Principal Product Manager - Technical
Company: Mastercard |
, TDD and BDD in the software development processes Proven track record of data driven decision making and applyingLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 15 Sep 2026
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...-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: 14 Sep 2026
Hiring: Kafka Messaging & Sre Engineer At O'fallon, Mo
Company: Realtech Services |
. Experience with algorithms, data structures, scripting, pipeline management, and software design Systematic problem-solvingLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 14 Sep 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Overview Mastercard is a global technology company in the payments... a standardized, secure, cloud first software delivery ecosystem and delivering a world class developer experience. We are seekingLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 12 Sep 2026
Facilities Operations Manager- Data Center
Company: BJC HealthCare |
. Participates in managing client and supplier relationships. Evaluates vendor proposals for purchases of hardware and softwareLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 12 Sep 2026
Lead Software Engineer
Company: Mastercard |
potential. Title and Summary Lead Software Engineer Overview: The Mastercard Developer Workbench, part of the MSBX... (Mastercard Software Builder Experience) division, is evolving from a cost-allocation construct into a unified, developer-centricLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 11 Sep 2026
Emerging Store Manager
Company: Walgreens |
have a working knowledge of all computer and technology systems and software. Provides for the safety and well-being of team membersLocation: O'Fallon, MO, USA
| Salary: US$45000 - 71550 per year | Date posted: 11 Sep 2026
Recreation Assistant-ft
Company: O’Fallon |
policies. Basic mathematical and cash-handling skills. Proficiency with computers and job-related software. StrongLocation: O'Fallon, MO, USA
| Salary: US$23.56 per hour | Date posted: 11 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
Assistant Project Manager - Millwork
Company: Merric Millwork & Seating |
with Microsoft Office Suite and project management software.Candidates should have at least 3 years of experience in projectLocation: O'Fallon, MO, USA
| Salary: US$55000 - 75000 per year | Date posted: 10 Sep 2026
Millwork Engineer
Company: Merric Millwork & Seating |
IN MICROVELLUM DESIGN SOFTWARE** Job Duties/ResponsibilitiesCreate machinery (CNC & Saw) programs and any other relevant construction... documents for custom millwork and casework using AutoCAD, Microvellum, and SolidWorks/SWOOD software.Ensure "As-Built drawingsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 10 Sep 2026
Recreation Assistant-ft
Company: City of O'Fallon |
and cash-handling skills.Proficiency with computers and job-related software.Strong organizational, problem-solvingLocation: O'Fallon, MO, USA
| Salary: US$23.56 per hour | Date posted: 10 Sep 2026
Senior Ai Engineer
Company: Mastercard |
Execution (TREx) delivers regulatory, customer, compliance, and risk management activities. This role combines strong software.... 5+ years of experience developing software, machine learning, artificial intelligence, advanced analytics, or automationLocation: 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 Technical Program Manager
Company: Mastercard |
improvement. You are passionate about the art of delivering the highest quality software to customers and doing the right thing.... Broad understanding of Software Engineering Concepts/Methodologies Huge plus if you have expertise in Payments, IaaS, PaaSLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 09 Sep 2026
Facility Compliance Analyst (multi-site)
Company: C3 Industries |
proficiency, with ability to learn new software. Ability to read and understand laws, ordinances, rules and regulationsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 09 Sep 2026
B2b Outside Sales Representative
Company: Orkin |
structure) Company vehicle with gas card after training is completed Company provided iPhone and iPad with sales softwareLocation: O'Fallon, MO, USA
| Salary: US$75000 - 120000 per year | Date posted: 09 Sep 2026
B2b Outside Sales Representative
Company: Orkin |
structure) Company vehicle with gas card after training is completed Company provided iPhone and iPad with sales softwareLocation: O'Fallon, MO, USA
| Salary: US$75000 - 120000 per year | Date posted: 09 Sep 2026
Senior Database Platform Engineer (oracle)
Company: Mastercard |
as Code (IaC), CI/CD, software automation, security, reliability engineering, and developer enablement. The... efficiency. Integrate database platforms into CI/CD pipelines and modern software delivery processes. Develop automationLocation: 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 |
to build resilient products. We support our developers during the application build phase in software run principlesLocation: O'Fallon, MO, USA
| Salary: US$25 - 30 per hour | Date posted: 06 Sep 2026
Principal, Ai Security Engineer
Company: Mastercard |
, and secure software engineering practices. Demonstrated success in defining security strategy, security architecturesLocation: 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... Workday) and enterprise systems while supporting predictable, high-quality software releases. This role combines systemsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 05 Sep 2026
Site Reliability Engineering Intern, Summer 2027 – St. Louis, Mo, Us
Company: Mastercard |
to build resilient products. We support our developers during the application build phase in software run principlesLocation: O'Fallon, MO, USA
| Salary: US$25 - 30 per hour | Date posted: 04 Sep 2026
Senior Full Stack Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Full Stack Software Engineer Overview The Enterprise Data Catalog team builds... capabilities. We are seeking a Senior Full Stack Software Engineer with strong React, Angular, and Java development expertiseLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 02 Sep 2026
Director, Technical Program Management
Company: Mastercard |
for all. OVERVIEW Mastercard Software Builders Experience (MSBX) is responsible for enabling Mastercard developers through a portfolio... of products and platforms that improve developer productivity, automation, software delivery, governance, and cloud adoption. MSBXLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 02 Sep 2026
Mechanical Design Engineer
Company: Schneider Electric |
Electromechanical components Software & Tools Advanced proficiency with: SolidWorks SolidWorks PDM Fusion 360 AutoCADLocation: O'Fallon, MO - Buffalo, NY, USA
| Salary: US$101600 - 152400 per year | Date posted: 02 Sep 2026
Platform Engineering Intern, Summer 2027 – St. Louis, Mo, Us
Company: Mastercard |
and an interest in building scalable, reliable software solutions. - Experience through coursework, projects, or internshipsLocation: O'Fallon, MO, USA
| Salary: US$25 - 30 per hour | Date posted: 02 Sep 2026
Experienced Tax Professional
Company: H&R Block |
completing complex returns, tax planning, audit support, or tax notice resolution Familiarity with GoSystem or Ultratax softwareLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 02 Sep 2026
Program Manager, Learning & Development
Company: Mastercard |
and working in a matrix organization. Technical Skills: o Proficiency in project management software and L&D tools (e.g., LMSLocation: O'Fallon, MO, USA
| Salary: US$112000 - 179000 per year | Date posted: 01 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 Analyst, Finance Business Partner
Company: Mastercard |
Software Capitalization team, this role offers a unique opportunity to support Mastercard's internally developed software... portfolio and manage the end-to-end software capitalization lifecycle. This includes partnering with stakeholdersLocation: O'Fallon, MO, USA
| Salary: US$88000 - 141000 per year | Date posted: 31 Aug 2026
Leasing Consultant
Company: CAPREIT |
software (RealPage, OneSite, and/or Yardi), or the ability to learn such software - A working knowledge of currentLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 30 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... customers. About the Role Software Engineers at Mastercard design and code artificial intelligence, cloud, and machineLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 29 Aug 2026
Mainframe Developer
Company: Wipro |
. Experience with mainframe scheduling software, like OPC. Experience using Endeavor change management software. HandsonLocation: O'Fallon, MO, USA
| Salary: US$60000 - 135000 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
Wealth Solutions Advisor Safe Act - O'fallon, Mo And Jacksonville, Fl
Company: Citigroup |
of Microsoft Office (Excel, Outlook, and Word) and experience in financial planning software preferred Basic understandingLocation: Jacksonville, FL - O'Fallon, MO, USA
| Salary: US$78990 - 110210 per year | Date posted: 27 Aug 2026
Technical Lead - Java Full Stack Engineer
Company: Artech Information Systems |
engineering experience in a production environment Expert programming skills in Java/JEE Proficiency in Software DevelopmentLocation: 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... for high performance and availability. MasterCard software engineering teams leverage Agile development principles, advancedLocation: 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 |
, engineering, automation, and operational excellence of Mastercard's AI platforms. You will collaborate with software engineers... scalable AI services that support a growing portfolio of AI use cases. The ideal candidate combines strong softwareLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 25 Aug 2026
Manager, Software Engineering
Company: Mastercard |
potential. Title and Summary Manager, Software Engineering As part of an exciting, fast paced environment developing... manages Software Engineering teams that partner with product owners, architecture, development, and operations teamsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 24 Aug 2026
Principal Software Engineer
Company: Mastercard |
potential. Title and Summary Principal Software Engineer Who is Mastercard? Mastercard is a global technology company... working software and durable capability. Engagements are deliberately fluid. Some last few weeks to help a team shipLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 24 Aug 2026
Site Relablity Engineer
Company: Wipro |
that improve reliability and velocity. Support the application CI/CD pipeline for promoting software into higher environmentsLocation: O'Fallon, MO, USA
| Salary: US$45000 - 121000 per year | Date posted: 24 Aug 2026
Manager, Site Reliability Engineering
Company: Mastercard |
we support platform stability through monitoring. We support software run principals that includes change implementation... to intermediate level of understanding of algorithms, data structures, scripting, pipeline management, and software design SystematicLocation: O'Fallon, MO, USA
| Salary: US$122000 - 207000 per year | Date posted: 22 Aug 2026
Manager, Site Reliability Engineering
Company: Mastercard |
we support platform stability through monitoring. We support software run principals that includes change implementation... to intermediate level of understanding of algorithms, data structures, scripting, pipeline management, and software design SystematicLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 22 Aug 2026
Vice President Platform Engineering
Company: Mastercard |
) is driving the next generation of the software engineering experience for more than 11,000 engineers globally. Our mission..., container ecosystems, infrastructure automation, and secure software delivery. This leader will establish engineering standardsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 21 Aug 2026
Vice President, Ai Vulnerability Operations
Company: Mastercard |
. Strong understanding of vulnerability management, application security, cloud security, software supply-chain risk... Experience leading vulnerability management, product security, application security, security operations, PSIRT, or software