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  •  ...C, C++ Developer / STL O Fallon, MODuration: FulltimeJob Description C, C++ Developer / STLMust Have Technical/Functional SkillsProgramming...  ...with other Principals and Leads to define interfaces and interactions between systemsAdvise on implementation strategy for... 
    Suggested

    ESR Healthcare

    O Fallon, MO
    2 days ago
  •  ...quality standards and best practices. Assists in designing, developing, and delivering software solutions that align with business...  ...experience. Excellent communication skills, with the ability to interact across multiple organizational levels and with internal and... 
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    Work experience placement

    ICONMA, LLC

    O Fallon, MO
    15 days ago
  •  ...experience.Excellent communication skills, with the ability to interact across multiple organizational levels and with internal and...  ...and relationship-building skills, with a solid track record of developing internal and external partnerships.Proficiency with J2EE, Java... 
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    Work experience placement

    Saxon Global

    O Fallon, MO
    5 days ago
  •  ...Job Description Request ID: 110309-1 Job Title:  C,C++ Developer Locations: Onsite: O’Fallon, MO Duration: 6 Months Pay...  ...Collaborate with other Principals and Leads to define interfaces and interactions between systems • Advise on implementation strategy for... 
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    Artech LLC

    O Fallon, MO
    15 days ago
  • $107.9k - $195.05k

     ...and deliver modern user interfaces that enable mission users to interact with sophisticated systems and data more effectively. As a...  ...We're looking for someone who is more than a front-end developer. You are passionate about how technology feels and functions for... 
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    Contract work
    Local area
    Immediate start

    Leidos

    Fenton, MO
    5 days ago
  • Sr. Data EngineerA global technology company behind the world’s fastest payments processing network. We are a vehicle for commerce, a connection to financial systems for the previously excluded, a technology innovation lab, and the home of Priceless. We ensure every employee...
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    Local area
    Relocation
    2 days per week
    3 days per week

    Samprasoft

    O Fallon, MO
    5 days ago
  •  ...Software EngineerBack end developer. Message/event based architecture experience preferred but not mandatoryRequired Experiences/Skillsets:Strong Java and Spring Framework (Spring Boot, Spring Cloud, Spring Batch, etc)Strong SQL programming experienceStrong knowledge of... 
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    Samprasoft

    O Fallon, MO
    4 days ago
  •  ...Knowledge of Salesforce flowsProficiency in applications such as JIRA, Apex packages, Rally Salesforce Service CloudKnowledge of developing and integration of Appexchange products. Best practices for appexchange product.Must need knowledge of configuring SSO, JWT tokens... 
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    Zortech Solutions

    O Fallon, MO
    5 days ago
  •  ...Java Backend DeveloperKey Responsibilities:Design, develop, and maintain backend applications using Java 8 and the Spring Framework.Build real-time, event-driven systems using Kafka.Collaborate with cross-functional teams to deliver scalable solutions.Ensure code quality... 
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    Jobs for Humanity

    O Fallon, MO
    4 days ago
  • $115k - $184k

     ...initiatives centered around digital payments? Do you look forward to developing and engaging with high performant diverse teams around the...  ...and experience Perform demos/acceptance discussions in interacting with Product owners Understands operational and... 
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    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    6 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... 
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    Samprasoft

    O Fallon, MO
    4 days ago
  • $152k - $258k

     ...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... 
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    Full time
    Part time
    Immediate start
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    6 days ago
  • $94.35k - $127.65k

     ...Engineers. The Network Centric Operations Team designs, develops, and implements platform-agnostic software capabilities that enable...  ...management and fusion, datalinks, and/or weapons and their interactions ~2+ years' experience with data fusion engines, kinematic... 
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    Permanent employment
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    Boeing Company

    Berkeley, MO
    1 day 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... 
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    Zortech Solutions

    O Fallon, MO
    5 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,... 
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    Local area

    Futran Tech Solutions Pvt. Ltd.

    O Fallon, MO
    4 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, MO
    5 days ago
  •  ...processes, including identifying potential areas for improvement. Interact with internal and external customers and suppliers using...  ...customers, support generated quotes, and assist sales agents in developing new customers. Assist with product growth strategies, returned... 
    Temporary work
    Casual work
    Work at office

    Watlow

    Maryland Heights, MO
    4 days ago
  •  ...tr td { } tr th { } Java DeveloperJob OverviewWe are seeking multiple Java Developers to support the continued development and enhancement of enterprise voice and customer interaction applications. The team has successfully completed initial pilot projects and is... 
    Temporary work

    TalentsBridge

    Maryland Heights, MO
    3 days ago
  •  ..." Do you have experience in automation (CI/CD)? " Have you developed software for Linux operating systems? " Do you have experience...  ...with other Principals and Leads to define interfaces and interactions between systems " Advise on implementation strategy for successful... 

    Yantran LLC

    O Fallon, MO
    15 days ago
  •  ...Java Developer With Agentic AiLocation: O'Fallon, MO || Hybrid (Only Locals) Visa: H1 Only (Mandatory)We are seeking a highly skilled Senior Java Back-End Engineer with strong AI expertise to design, develop, and deploy scalable backend systems and Agentic AI solutions... 
    Local area

    Argyle Infotech

    O Fallon, MO
    5 days ago
  • $115k - $184k

     ...Engineer - Java Full Stack & AIThe Decision Services Technology team within Mastercard's Business & Market Insights organization develops analytics, reporting, and intelligence solutions that help customers investigate transactions, identify fraud patterns, and make informed... 
    Full time
    Part time
    Flexible hours

    MasterCard

    O Fallon, MO
    5 days ago
  •  ...Partners is currently seeking a talented Full Stack Typescript Developer (Node/React). Do you have experience developing systems using...  ...focus will be creating and maintaining software systems that interact with automated machinery, primarily using Typescript, Node.js,... 
    Full time

    Technology Partners

    Chesterfield, MO
    4 days ago
  •  ...eligible to maintain or obtain Secret Clearance Onsite / Direct Hire Join an exciting and growing team as a Business Intelligence Developer (Qlik) working within the Defense sector. You will be challenged to analyze large sets of data in an effort to advise on strategic... 

    SBS Creatix

    O Fallon, MO
    4 days ago
  •  ...strong expertise in Angular 15+, TypeScript, JavaScript, HTML, CSS, NgRx state management, and Jest unit testing. The candidate will develop scalable, responsive web applications and integrate frontend solutions with REST APIs while following coding standards and best... 

    PB consulting

    O Fallon, MO
    5 days ago
  •  ....Collaborate with teams across the organization to mitigate risk and resolve dependencies.All About You:Successfully designed and developed externally facing web applications utilizing modern single page application frameworks. Angular and React JS experience preferred.... 
    H1b
    Local area
    Relocation

    Samprasoft

    O Fallon, MO
    5 days ago
  • $122k - $207k

    Lead Service Management EngineerMastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices...
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    1 day ago
  • Job TitleOur Major Fortune 500 Client in St Louis, MO has a one year + contract role. This role works on a Hybrid schedule. The candidates must be open to relocate to the St Louis area in one to two months.OverviewDeliver high-quality business and functional requirements...
    Contract work
    Relocation

    Samprasoft

    O Fallon, MO
    4 days ago
  • Job DescriptionJob DescriptionOur Client, a Credit Card company, is looking for a Senior Software Engineer for their O'Fallon, MO/Hybrid location. Responsibilities:Building a cloud-native payment orchestration platform that enables cardholders to seamlessly access Client...

    ICONMA

    O Fallon, MO
    3 days ago
  • $52 - $75 per hour

     ...Transactional Systems. This individual will play a key role in developing and modernizing large-scale transactional systems that track...  ...of microservices architecture and how distributed components interact within complex systems Experience building reliable applications... 
    Hourly pay
    Contract work
    Local area
    Remote work
    Shift work

    KellyMitchell Group

    Maryland Heights, MO
    4 days ago
  •  ...Software Developer IIO Fallon - O Fallon, MO 63366OverviewPosition Type: Regular Full Time Job Shift: Day Education Level: Not Specified Category: Information TechnologyDescriptionThe IT Department is seeking a motivated Software Developer who will be based out of a Missouri... 
    Full time
    Work at office
    Remote work
    Shift work

    True Manufacturing

    O Fallon, MO
    5 days ago