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- ...We're looking for talented software development engineers to develop advanced technologies and applications that are revolutionizing... ...Degree in Computer Science or related fieldStrong foundation in algorithms, data structures and core computer science concepts.Evidence...SuggestedWork experience placementFlexible hours
Samprasoft
O Fallon, MO2 days ago $92k - $147k
...possibilities for all. The Fraud Products team (part of O&T) is developing new capabilities for MasterCard's Decision Management Platform... ..., and integration tests. • Knowledge of data structures, algorithms, and performance optimization techniques. • Familiarity with...SuggestedFull timePart timeWorldwideFlexible hoursMastercard
O Fallon, MO2 hours ago$115k - $184k
...business glossaries, search, enrichment, and bulk data uploads. -Develop services that retrieve, transform, store, and transfer data... ...environments. -Strong foundation in data structures, algorithms, and software engineering principles. -Experience integrating...SuggestedFull timePart timeWorldwideFlexible hoursMasterCard
O Fallon, MO1 day ago$115k - $184k
...Role As a Senior Software Engineer, you will: • Design, develop, and maintain scalable test frameworks and automation solutions... ...system, and performance testing • Leverage data structures and algorithms to optimize test execution, data handling, and performance...SuggestedFull timePart timeWorldwideFlexible hoursMastercard
O Fallon, MO15 days ago$122k - $207k
...infrastructure, and practices to scale our architecture and prepare for future growth. • Basic to intermediate level of understanding of algorithms, data structures, scripting, pipeline management, and software design • Systematic problem-solving approach, coupled with...SuggestedFull timePart timeWorldwideFlexible hoursMasterCard
O Fallon, MO3 days ago$112k - $187k
...technologies to enhance system scalability. ~ Familiarity with algorithms, data structures, scripting, pipeline management, and software... ...and performance. ~ Azure DevOps (AZ-400) and Azure Cloud Developer (AZ-203) certifications preferred. ~ Knowledge of security implementations...SuggestedFull timeMastercard
O Fallon, MOa month ago- ...as Code solutions using platforms like Terraform, Ansible, Chef to automate provisioning across cloud and on prem environments. Develop reusable modules, playbooks, and automation libraries that standardize infrastructure deployment patterns. Engineer and enhance...Suggested
Dynamic Yield
O Fallon, MO2 days ago - Senior Java Backend DeveloperO'Fallon, Missouri [Onsite]Job Description:6+ years of experience in backend development using Java.Strong expertise in Core Java, Spring Boot, and REST APIs.Hands-on experience with Kafka / event streaming platforms.Solid understanding of ...Suggested
E-Solutions
O Fallon, MO2 days ago - ...enterprise-grade Java applications, design patterns, and performance optimization.Microservices and REST API Proficiency: Skilled in developing web services, particularly microservices architectures, and REST APIs. This indicates a strong understanding of how to build,...Suggested
Veracity
O Fallon, MO1 day ago - ...Senior Java Full-Stack DeveloperOur client, a credit card company, is looking for a Senior Java Full-Stack Developer for their O'Fallon, MO/Hybrid location.Responsibilities:Develop enterprise applications using a Java technology stack with Angular or React as front-end...SuggestedWork experience placement
ICONMA
O Fallon, MO2 days ago - ...forward by consistently innovating and problem-solving. The ideal candidate will be part of an exciting, fast paced environment developing cloud-native authentication and security solutions in the mobile and e-commerce space. This position will provide technical expertise...Suggested
Samprasoft
O Fallon, MO2 days ago - Principal Software Engineer - Developer, Phantom WorksCompany:The Boeing CompanyThe Boeing Company is currently seeking a Principal Software... ...board computers, and/or FPGAsPerform control system logic/algorithm, hardware, and software development tasksDrug Free Workplace:...SuggestedPermanent employmentFull timeWork experience placementFor subcontractorRelocationVisa sponsorshipWork visaRelocation packageFlexible hoursShift work
- ...Skills and Experience Required: Required: ~12+ years of experience with either some lead experience or multiple senior developer roles. ~ Extensive experience as a full-stack Software Engineer or Software Developer in a fast-paced, collaborative environment...SuggestedHourly payH1bWork at officeRelocation3 days per week
Veracity
O Fallon, MO2 days ago - ...fraudsters across the globe? Interested in creating Thats the stuff! software for combating scammers? The Transaction Security team develops new products for Mastercard's fraud prevention platform. We protect cardholders / card issuers and aim to eradicate credit card...Suggested
Samprasoft
O Fallon, MO1 day ago $140k - $231k
...Engineering As part of an exciting, fast paced environment developing authentication and security solutions in the e-commerce space,... ...applications • Strong understanding of data structures and algorithms, with the ability to: o Design efficient, scalable solutions...SuggestedFull timePart timeWorldwideFlexible hoursMastercard
O Fallon, MO15 days ago$96k - $163k
...technical field with a coding background (e.g., physics or mathematics), or equivalent practical experience. Familiarity with algorithms, data structures, scripting, pipeline management, and software design principles. Systematic problem-solving abilities, strong...Full timeMastercard
O Fallon, MOa month ago$93.12k - $125.71k
...Senior Software Engineer provides technical and analytical work to develop, design, and/or support software solutions across multiple U.S.... ...or related fieldProven Computer Science fundamentals in algorithm design, problem solving, and complexity analysis5+ years of industry...Full timeWork experience placementLocal areaFlexible hoursLeonardo DRS
Bridgeton, MO1 day ago$130.83k - $176.62k
...hybrid schedule. The software engineers are responsible to design, develop, analyze, document and support testing of products, systems, or... ...Computer Science fundamentals in embedded development, algorithm design, problem solving, and complexity analysisExperience in one...Full timeContract workWork experience placementLocal areaFlexible hours- Software EngineerInterview: Coding Test + F2F This is hybrid from day-1 (Need only local candidates) Visa: USC, GC, GC EAD, H4, L2Responsible for the analysis, design, development and delivery of software solutionsDefines requirements for new applications and customizations...Contract workLocal area
ShiftCode Analytics
O Fallon, MO2 days ago - ...Digital Identity Technical ArchitectOverview: As part of an exciting, fast paced environment developing digital identity and security solutions in the mobile and e-commerce space, this position will provide technical expertise within the development lifecycle for new...
Samprasoft
O Fallon, MO2 days ago - Core Job PostMastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks...
Samprasoft
O Fallon, MO2 days ago - Mastercard Python ContractorMastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure...For contractorsH1bWork at officeLocal area
Samprasoft
O Fallon, MO2 days ago - Sr. Java DeveloperKey Skills and Experience:Strong hands on experience in Java(J2ee)Strong in webservices(microservices), Rest API's, Oracle DB knowledge, Cloud native(preferably AWS or Azure)Ability to drive end to end development, performance code reviews, build test...
Damco
O Fallon, MO2 days ago $122k - $207k
...infrastructure, and practices that help scale architecture and support future growth. We expect a basic to intermediate understanding of algorithms, data structures, scripting, pipeline management, and software design. We look for a structured problem-solving mindset,...Full timeFlexible hoursMastercard
O Fallon, MO18 days ago- ...Job Description Job Description Position: Jr. SQL Developer Location: O'Fallon, MO (On-Site) Reports to: Implementation Manager Position Status: Exempt About Us: Automotive Product Consultants (APC) provides an array of services in the automotive industry...
Automotive Product Consultants LLC
O Fallon, MO14 days ago - ...C++ Developer – ReplacementLocation: OFALLON, MO – DAY 1 Onsite (hybrid)Duration: Long TermNumber of openings: 1Roles and Responsibilities:Need someone who can analyze C/C++ code and find performance bottlenecks.Proficient in C/C++Proficient in a scripting language (shell...
Zortech Solutions
O Fallon, MO2 days ago - Global Credit Card Authorization Team OpportunityThis is an exciting opportunity for you to join the global credit card authorization team. The system facilitates billions of transactions among issuers, acquirers, and service providers. We are looking for engineers that...
Samprasoft
O Fallon, MO2 days ago - ...like Jenkins, Maven, Gradle, Chef, and Sonar 3. GenAI / AI-Enabled Engineering Ability to leverage GenAI tools to improve developer productivity Apply AI-assisted coding, testing, documentation, and troubleshooting Explore practical GenAI use cases for...Work experience placement
Anveta
O Fallon, MO13 hours ago $140k - $231k
...culture of accountability, innovation, and continuous improvement. You will align engineering strategy with business priorities, develop high-performing teams, and oversee the delivery and operation of complex, scalable software solutions. • Are you passionate about...Full timePart timeRemote workWorldwideFlexible hoursMastercard
O Fallon, MO8 hours ago- ...development with deep experience in Java, microservices, and cloud-native technologies. This is a highly technical role ideal for senior developers or leads passionate about solving complex problems in a fast-paced environment. Key Responsibilities: Design, develop, and...Full timeLocal area
Veracity
O Fallon, MO4 days ago
