Software Engineering jobs in o'fallon USA
71 software engineering jobs found in o'fallon: showing 1 - 50
Software Developer
Company: Wipro |
Jobs Job Description Apply now Start Please wait... Job Title: Software Developer City: O Fallon State/Province: Missouri Posting Start Date: 9... our holistic portfolio of capabilities in consulting, design, engineering, and operations, we help clients realize their boldestLocation: O'Fallon, MO, USA
| Salary: US$45000 - 110000 per year | Date posted: 17 Sep 2026
Software Engineer Ii
Company: Mastercard |
, automation, continuous improvement, and engineering excellence. As a Software Engineer II, you will design, develop, and support... and maintainability. Apply secure coding practices and software engineering standards throughout the development lifecycle. DevelopLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 17 Sep 2026
Hiring: Kafka Messaging & Sre Engineer At O'fallon, Mo
Company: Realtech Services |
Messaging/SRE Engineer to join our growing platform engineering team and help build, operate, and scale mission-critical... planning, and operational readiness Collaborate closely with application and platform engineering teams Contribute to JavaLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 16 Sep 2026
Mechanical Design Engineer
Company: Schneider Electric |
engineering talent, and collaborating with cross-functional teams to bring innovative products from concept through... Generate and evaluate multiple design concepts using sketches, CAD models, engineering analysis, and prototype developmentLocation: O'Fallon, MO, USA
| Salary: US$101600 - 152400 per year | Date posted: 15 Sep 2026
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
Senior Software Engineer
Company: Mastercard |
. All About You -Bachelors degree in Computer Science, Software Engineering, or a related technical field preferred. -Strong backend... potential. Title and Summary Senior Software Engineer Overview The ABU team enables issuers and acquirers to securelyLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 15 Sep 2026
Principal Product Manager - Technical
Company: Mastercard |
Collects and shares user stories with engineering teams Acts as the voice of the business customer and accountable for the..., 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
Facilities Operations Manager- Data Center
Company: BJC HealthCare |
, electrical systems, mechanical systems, or engineering experience Strong people leadership skills Experience managing budgets.... 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
Senior Software Engineer
Company: Mastercard |
) Drive engineering excellence in coding standards, modular design, and maintainability Design and develop software solutions... into actionable insights for software development teams. Testing Strategy & Quality Engineering Define and implementLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 11 Sep 2026
Lead Software Engineer
Company: Mastercard |
of software engineering tools across the development lifecycle, establishing patterns and practices the team can build... those constraints effectively. - Actively contribute to and help lead the Software Engineering Guild sharing deep technical expertiseLocation: O'Fallon, MO, USA
| Salary: unspecified | 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 |
. This role works closely with Project Managers, Estimating, Production, Engineering, and Materials Management to ensure..., and Engineering teams; assisting with internal and external project walkthroughs to identify potential challenges early in the processLocation: 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
Senior Technical Program Manager
Company: Mastercard |
. Broad understanding of Software Engineering Concepts/Methodologies Huge plus if you have expertise in Payments, IaaS, PaaS... delays Proactively manage the end-to-end delivery of engineering work through the organization and all dependentLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | 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... engineering, machine learning, generative AI, and automation capabilities to build scalable solutions that improve operationalLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 10 Sep 2026
Senior Software Engineer
Company: Mastercard |
lifecycle. -Familiarity with secure coding practices and modern software engineering standards. -Strong troubleshooting skills... 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
Senior Database Platform Engineer (oracle)
Company: Mastercard |
as Code (IaC), CI/CD, software automation, security, reliability engineering, and developer enablement. The... that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. The Database Engineering teamLocation: O'Fallon, MO, USA
| Salary: US$96000 - 163000 per year | Date posted: 09 Sep 2026
Site Reliability Engineering Intern, Summer 2027 – St. Louis, Mo, Us
Company: Mastercard |
potential. Title and Summary Site Reliability Engineering Intern, Summer 2027 St. Louis, MO, US Why join 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
Lead Software Integration Engineer (release Management) – Hr Platforms
Company: Mastercard |
processes, release quality, and platform stability. All About You 812 years of experience in software engineering, release... potential. Title and Summary Lead Software Integration Engineer (Release Management) HR Platforms The Lead SoftwareLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 05 Sep 2026
Principal, Ai Security Engineer
Company: Mastercard |
, and secure software engineering practices. Demonstrated success in defining security strategy, security architectures..., establishing security frameworks, reference architectures, secure design patterns, and engineering standards for AI systemsLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 04 Sep 2026
Site Reliability Engineering Intern, Summer 2027 – St. Louis, Mo, Us
Company: Mastercard |
potential. Title and Summary Site Reliability Engineering Intern, Summer 2027 St. Louis, MO, US Why join 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 |
. All About You -5+ years of software engineering experience building and supporting enterprise applications. -Strong React, Angular.... -Strong foundation in data structures, algorithms, and software engineering principles. -Experience integrating applicationsLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 03 Sep 2026
Mechanical Design Engineer
Company: Schneider Electric |
technical feasibility, mentoring engineering talent, and collaborating with cross-functional teams to bring innovative products... Cooling Technologies Generate and evaluate multiple design concepts using sketches, CAD models, engineering analysisLocation: O'Fallon, MO - Buffalo, NY, USA
| Salary: US$101600 - 152400 per year | Date posted: 02 Sep 2026
Director, Technical Program Management
Company: Mastercard |
of experience leading complex technical programs, software delivery initiatives, or platform engineering portfolios. 5+ years... for all. OVERVIEW Mastercard Software Builders Experience (MSBX) is responsible for enabling Mastercard developers through a portfolioLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 02 Sep 2026
Platform Engineering Intern, Summer 2027 – St. Louis, Mo, Us
Company: Mastercard |
potential. Title and Summary Platform Engineering Intern, Summer 2027 St. Louis, MO, US Why join Mastercards internship.... About the team: Database Engineering (DBE) organization engineers and operates enterprise-scale database platforms, deliveringLocation: O'Fallon, MO, USA
| Salary: US$25 - 30 per hour | Date posted: 01 Sep 2026
Senior Software Engineer - Java
Company: Mastercard |
productivity. Apply strong software engineering practices, including object-oriented design, design patterns, automated testing... potential. Title and Summary Senior Software Engineer - Java Overview: Mastercards Enterprise Credit Risk (ECR) teamLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 01 Sep 2026
Senior Software Engineer
Company: Mastercard |
which use cryptography preferred Bachelor's degree in software engineering, computer science, information technology or related... potential. Title and Summary Senior Software Engineer Who is Mastercard? We work to connect and power an inclusiveLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 29 Aug 2026
Software Engineer Ii
Company: Mastercard |
throughout the software development lifecycle, proactively identifying and remediating vulnerabilities. Drive engineering..., object-oriented programming, and software engineering best practices. Understanding of software architecture conceptsLocation: O'Fallon, MO, USA
| Salary: US$92000 - 147000 per year | Date posted: 29 Aug 2026
Mainframe Developer
Company: Wipro |
our holistic portfolio of capabilities in consulting, design, engineering, and operations, we help clients realize their boldest.... 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: 28 Aug 2026
Lead Software Engineer
Company: Wipro |
Jobs Job Description Apply now Start Please wait... Job Title: Lead Software Engineer City: O Fallon State/Province: Missouri Posting Start... our holistic portfolio of capabilities in consulting, design, engineering, and operations, we help clients realize their boldestLocation: O'Fallon, MO, USA
| Salary: US$60000 - 135000 per year | Date posted: 26 Aug 2026
Software Engineer Ii
Company: Mastercard |
for high performance and availability. MasterCard software engineering teams leverage Agile development principles, advanced... more while growing your skills and career? 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 |
, develop, test, and maintain high-quality Java-based software components that meet engineering and business requirements... 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 Intern, Summer 2027 – United States
Company: Mastercard |
priorities. About the team Mastercards Software Engineering teams design, build, and optimize high-performing, highly.... What youll do As a Software Engineering Intern, youll build foundational engineering skills, contribute to real-world projectsLocation: O'Fallon, MO, USA
| Salary: US$35 - 46 per hour | Date posted: 25 Aug 2026
Principal Software Engineer
Company: Mastercard |
of AI across the software development lifecycle, and the ability to coach engineering teams in adopting it effectively. A working... potential. Title and Summary Principal Software Engineer Who is Mastercard? Mastercard is a global technology companyLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 25 Aug 2026
Software Engineer, Launch Program 2027 – United States
Company: Mastercard |
here at Mastercard. About the team Mastercards Software Engineering teams design, build, and optimize high-performing, highly..., and apply software engineering skills in a collaborative environment. You will work alongside experienced engineers, receive structuredLocation: O'Fallon, MO, USA
| Salary: US$100000 - 130000 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
Senior Ai Platform Engineer (devops)
Company: Mastercard |
, engineering, automation, and operational excellence of Mastercard's AI platforms. You will collaborate with software engineers... Kubernetes or OpenShift. Strong software engineering and automation experience using Python. Experience implementing CI/CDLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 24 Aug 2026
Manager, Site Reliability Engineering
Company: Mastercard |
potential. Title and Summary Manager, Site Reliability Engineering Who is Mastercard? At Mastercard technology, we work... we support platform stability through monitoring. We support software run principals that includes change implementationLocation: O'Fallon, MO, USA
| Salary: US$122000 - 207000 per year | Date posted: 22 Aug 2026
Manager, Site Reliability Engineering
Company: Mastercard |
potential. Title and Summary Manager, Site Reliability Engineering Who is Mastercard? At Mastercard technology, we work... we support platform stability through monitoring. We support software run principals that includes change implementationLocation: 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 |
across development and runtime environments, connecting technical findings to accountable remediation across engineering, infrastructure... operations, security engineering, automation, analytics, and remediation coordination. Drive operational excellence throughLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 20 Aug 2026
Senior Software Engineer
Company: Mastercard |
that power near real-time money movement across the globe. You will combine strong software engineering expertise... transaction processing workloads. Mentor engineers and promote software engineering and operational excellence best practicesLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 19 Aug 2026
Senior Software Engineer
Company: Mastercard |
software applications while applying software engineering best practices, secure coding standards, and effective use of data..., and maintaining software applications using engineering best practices. Strong understanding of service-oriented, microservicesLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 14 Aug 2026
Senior Software Engineer
Company: Mastercard |
Software Engineering & Development Design, build, test, deploy, and maintain software components, automation frameworks... in software engineering, including development and quality engineering Proven experience working with: Testing across platformsLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 14 Aug 2026
Lead Postgresql Engineer
Company: Mastercard |
health frameworks for database services. Collaborate with software engineering and platform teams to provide architecture... potential. Title and Summary Lead PostgreSQL Engineer Overview The Database Engineering team is seeking a Lead PlatformLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 05 Aug 2026
Senior Software Engineer
Company: Mastercard |
potential. Title and Summary Senior Software Engineer Overview Join a team focused on transforming how Mastercard...'s payment systems are built, scaled, and operated. As a Senior Software Engineer, you will lead the design and developmentLocation: O'Fallon, MO, USA
| Salary: US$115000 - 184000 per year | Date posted: 05 Aug 2026
Principle, Vulnerability Analyst
Company: Mastercard |
security, secure software development, or security engineering, with demonstrated ability to validate and drive remediation... collaborating across security, software engineering, product, platform, and operations teams in a large enterprise environmentLocation: O'Fallon, MO, USA
| Salary: unspecified | Date posted: 05 Aug 2026
Senior Software Engineer
Company: Mastercard |
which use cryptography preferred Bachelor's degree in software engineering, computer science, information technology or related... potential. Title and Summary Senior Software Engineer Who is Mastercard? We work to connect and power an inclusiveLocation: 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..., Performance Engineering Payment Optimization unifies multiple Mastercard capabilities to improve transaction success, reduceLocation: 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..., Performance Engineering Payment Optimization unifies multiple Mastercard capabilities to improve transaction success, reduce