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  • Full Stack Software Developer

    $85.15k - $153.93k

     ...Description The Leidos FS2 Aero team has an opening for an experienced Full Stack Software Developer r to modify existing code and integrate software solutions...  ...of existing GOTS code to integrate open-source software solutions for display in a web application... 
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    Leidos

    Saint Ann, MO
    11 days ago

  • Epic Application Analyst I, II, III, Tapestry Core Administration (Open toexperienced remote in AZ, ID, TN, MO, OK, TX)

     ...employee will be eligible to apply for other internal openings for which they meet the minimum qualifications....  ...examining, and interpreting information from different sources to determine a problem's cause and developing a course of action to resolve the problem and to... 
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    Full time
    Work at office
    Remote work
    Shift work

    PIH Health

    Chesterfield, MO
    2 days ago

  • Lead Data Platform Engineer

    $138k - $221k

     ...Platforms team is an excellent opportunity for you to design & develop the next wave of data innovation at MasterCard. Our program is leading...  ...) Monitoring: CloudWatch, CloudTrail Work hands-on with open table formats including Apache Iceberg and Parquet. Design... 
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    MasterCard

    O Fallon, MO
    5 days ago

  • Software Engineer I, Launch Program 2026 - United States

     ...our customers. We are looking for talented software engineers to develop advanced technologies and applications that are revolutionizing...  ...code correctness and expected behavior. Experience with source control management (e.g., git), deployment, and task management... 
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    Full time
    Part time
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    MasterCard

    O Fallon, MO
    4 days ago

  • Epic Resolute Professional Billing Application Analyst I, II, III-((Open toexperienced remote in ID, TN, MO, OK, TX)

     ...employee will be eligible to apply for other internal openings for which they meet the minimum qualifications....  ...examining, and interpreting information from different sources to determine a problem's cause and developing a course of action to resolve the problem and to... 
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    Full time
    Work at office
    Immediate start
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    PIH Health

    Chesterfield, MO
    2 days ago

  • Manager, Software Engineering

    $138k - $221k

     ...Platforms, or Product bundles Work with business/product owners to develop and deliver on new services to introduce new products and...  ...vulnerability management. Has skills in building applications using open frameworks to achieve reuse and reduce development times (e.g.,... 
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    MasterCard

    O Fallon, MO
    5 days ago

  • Senior Software Engineer - Cloud Platforms

    $115k - $184k

     ...Integrations Design and implement integrations with third-party SaaS platforms to enhance functionality and streamline processes. Develop and maintain APIs for SaaS integrations, ensuring they are secure, reliable, and scalable. Troubleshoot and resolve integration... 
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    MasterCard

    O Fallon, MO
    2 days ago

  • Sr Enterprise Data Platform Engineer

     ...Digital & Data Analytics team. The position is essential for developing a flexible, efficient, and scalable enterprise architecture framework...  ...Factory, and Power BI. Integration: Integrate various data sources and ensure seamless data flow across systems. Optimization:... 
    Suggested
    Flexible hours

    Hussmann

    Bridgeton, MO
    5 days ago

  • Lead Full Stack Engineer

    Lead Full Stack Engineer Job Location: O'Fallon, MO (Hybrid onsite 3 days/week) Job Travel Location(s): Must be able to travel to office as needed Positions: 1 Employment Type: C2H Duration: Long Term Key Technology: Java, Full Stack, SQL Job Responsibilities: Lead...
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    3 days per week

    Veracity

    O Fallon, MO
    5 days ago

  • Embedded Software Engineer Intern

    $39.93k - $57.1k

     ...C++,C#, Java and Python) software that runs on the hardware we develop. The position will also execute an interdisciplinary process to...  ...May code using C/C++/C#/Java to complete coding assignments Source code management of new and/or modified code May use MATLAB and... 
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    Local area
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    Leonardo DRS

    Bridgeton, MO
    1 day ago

  • Senior Azure Platform Engineer

    Senior Azure Platform Engineer Mastercard 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 ...
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    MasterCard

    O Fallon, MO
    4 days ago

  • Senior Java Developer

     ...Senior Java Developer Location: O Fallon, MO (Onsite) Duration: 24 Months Must Have Skills: Java PCF Angular Detailed Job Description: You have experience building applications using Java and PCF. You have extensive experience with Java APIs. Some experience with... 
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    eTeam

    O Fallon, MO
    4 days ago

  • Sr. Java Developer

    Sr. Java Developer Key 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...
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    Damco

    O Fallon, MO
    1 day ago

  • Java Engineer

    Hybrid Role Need local candidates only. Interview Process Hacke rank Test , l1 & L2 interview. An ideal candidate for this role would have extensive experience in Java development and be well-versed in cloud-native applications, microservices, and a modern technology...
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    Local area

    Damco

    O Fallon, MO
    5 days ago

  • C#/.Net Software Developer (Associate, Experienced, or Senior Level)

    $85k - $115k

     ...us. The Boeing Company is currently seeking C#/.Net Software Developer (Associate, Experienced, or Senior Level) to join the Special...  ...oriented architecture. The Integrated Development Environment for source code and GUI development is Microsoft Visual Studio. Automated... 
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    Interim role
    Currently hiring
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    Boeing

    Berkeley, MO
    1 day ago

  • Lead Aerodynamic Stability & Control Engineer

    $138.55k - $187.45k

     ...with unmatched opportunity and potential; you’ll be supported to develop and maintain specialized skills that may be applied across...  ...system aerodynamic modeling from wind tunnel, CFD and other data sources Air data algorithm development Air data system integration... 
    Permanent employment
    Full time
    Work experience placement
    Currently hiring
    Relocation
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    BOEING

    Berkeley, MO
    2 days ago

  • Lead, AI Security Engineer

    $138k - $221k

     ...lifecycle, including secure model training, validation, and deployment. Support security engineers in the evaluation of AI systems being developed and implemented. Compliance and Standards: Keep track of emerging industry standards, regulations, and best practices for AI... 
    Full time
    Part time
    Flexible hours

    MasterCard

    O Fallon, MO
    4 days ago

  • Senior Software Engineer

    Senior Software Dev Engineers O'Fallon MO (remote FOR NOW but will need to eventually be onsite) We can consider fully remote for a very strong candidate Looking for 2 Senior Software Dev Engineers This is part of
    Remote work

    Samprasoft

    O Fallon, MO
    2 days ago

  • Senior Software Engineer-O'Fallon, Missouri

     ...: DOE U.S. Citizens and those authorized to work in the U.S. are encouraged to apply. We are unable to sponsor the currently Job Description Java, Spring, and Spring Boot Required. Everything is developed in that Rest API knowledge is a plus Very Mu...... 
    Contract work

    Staffing the Universe

    O Fallon, MO
    3 days ago

  • Senior Software Engineer

    $115k - $184k

     ...you're passionate about building great software and ready to grow your career, we'd love to hear from you. Role Hands-on developer who writes high quality, secure code that is modular, functional and testable. Create or introduce, test, and deploy new technology... 
    Full time
    Part time
    Worldwide
    Flexible hours

    Missouri Staffing

    O Fallon, MO
    2 days ago

  • Senior Email Marketing Developer

    $80k - $120k

     ...Job Title: Senior Email Marketing Developer Reporting to: Marketing Operations Specialist Location: On-Site (OFallon, MO) Position Type: Full-time Exempt Summary: Milestone Marketing Solutions is looking for a marketing professional looking to specialize in data-driven... 
    Full time
    Apprenticeship
    Work at office
    Local area
    Flexible hours

    Automotive Product Consultants Llc

    O Fallon, MO
    1 day ago

  • F/A-18 IDIQ Chief Integrator

    $143.65k - $194.35k

     ...Integrator in St. Louis, MO . The F/A-18 IDIQ Chief Integrator is responsible for ensuring the capabilities and initiatives developed for the F/A-18 and EA-18G are well-planned, tested thoroughly, and delivering the right value to the warfighter at the right... 
    Permanent employment
    Full time
    Interim role
    Relocation
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    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Berkeley, MO
    2 days ago

  • Lead Software Engineer (iOS Developer)

    Job Opportunity In O'Fallon Mo O'Fallon MO (remote for now but will need to eventually be onsite, can relocate and be onsite) We are willing to give someone "a few months" (manager's words) to relocate if they are interested.
    Remote work
    Relocation

    Samprasoft

    O Fallon, MO
    5 days ago

  • Director database engineering

    $138k - $230k

     ...service deliver DBA's and application development software to develop database architectures, coding standards, and quality assurance...  .../Decision Management Experience integrating vendor and open source products into an overall system Database Technologies Include... 
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    1 day ago

  • Senior Software Engineer (Java, SpringBoot, Angular)

    $115k - $184k

     ...feasibility, work with business partners and customers to define alternatives and recommend optimal solutions. Work closely with other developers to design of new functionality and enhancements to MasterCard Commercial products. Demonstrate expertise of principles,... 
    Full time
    Part time
    Work experience placement
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    4 days ago

  • T-38C P3 Software Engineer (Real Time Software Engineer)

    $110.5k - $149.5k

     ...T-38C P3 Software Engineer (Real Time Software Engineer) at BOEING summary: The T-38C P3 Software Engineer at Boeing develops, tests, and maintains real-time embedded flight software for T-38C trainer aircraft. This role involves collaboration with systems integration... 
    Permanent employment
    Full time
    Interim role
    Relocation
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    Flexible hours
    Shift work
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    BOEING

    Hazelwood, MO
    2 days ago

  • Senior Software Engineer

    $127k - $142.5k

     ...Senior Software Engineer at BOEING summary: Senior Software Engineer at Boeing's Tapestry Solutions, responsible for designing, developing, testing, and maintaining advanced software systems supporting dynamic mission planning for the U.S. Air Force. The role involves... 
    Permanent employment
    Full time
    Interim role
    Worldwide
    Relocation
    Visa sponsorship
    Work visa
    Relocation package
    Flexible hours
    Shift work
    Day shift

    BOEING

    Hazelwood, MO
    2 days ago

  • Senior Software Certification Engineer

    $119k - $172k

     ...is seeking an experienced and dedicated Software Certification Engineer to lead our engineering team in the critical mission of developing and certifying safe, reliable, and innovative aircraft. This role is paramount in ensuring that our aircraft not only meet but exceed... 
    Permanent employment
    Full time
    Work experience placement
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Berkeley, MO
    2 days ago

  • Solutions Engineer

     ...business needs. This position offers a hybrid schedule with on-site work in Chesterfield, Missouri. Application Development Design, develop, and implement multi-tier, multi-platform applications.Convert legacy systems to modern architectures like .NET or .NET Core,... 
    Weekly pay
    Full time
    Temporary work
    Chesterfield, MO
    3 days ago

  • F/A-18 Complex Spares Design Team Lead Engineer

    $139k - $171k

     ...BOEING summary: The F/A-18 Complex Spares Design Team Lead Engineer at Boeing leads a multidisciplinary design team focused on developing and supporting structural design models for F/A-18 aircraft components. This role involves coaching engineers, managing design... 
    Permanent employment
    Full time
    Work experience placement
    Interim role
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Hazelwood, MO
    2 days ago