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  • Software Engineer I, Launch Program 2026 - United States (O'Fallon)

    Software Engineer I, Launch Program 2026 Mastercard works to connect and power a sustainable and inclusive global economy. We are a vehicle for commerce, a connection to financial systems for the previously excluded, a technology innovation lab, and the home of Priceless...
    Suggested
    Part time
    Work experience placement
    Internship

    MasterCard

    O Fallon, MO
    21 hours ago

  • Software Engineer

    $124.2k

    Software Engineer at BOEING summary: The Software Engineer at Tapestry Solutions, a Boeing Company, develops and supports software solutions for the Department of Navy Tomahawk Land-Attack Missile program. Responsibilities include troubleshooting, implementing emerging...
    Suggested
    Worldwide
    Relocation
    Visa sponsorship
    Work visa
    Relocation package
    Flexible hours
    Shift work
    Day shift

    BOEING

    Hazelwood, MO
    14 hours 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...
    Suggested
    Permanent employment
    Full time
    Interim role
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Hazelwood, MO
    15 hours ago

  • Senior Software Engineer-O'Fallon, Missouri (O'Fallon)

    Senior Software Engineer O'Fallon, Missouri contract Rate: 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...
    Suggested
    Contract work
    Part time

    Staffing the Universe

    O Fallon, MO
    22 hours ago

  • Lead Mainframe Developer (O'Fallon)

    Lead Mainframe Developer Location: O'Fallon, MO OnSite Full Time Permanent & Contract Product: Hogan Suite (UMB, CIS, CAMS etc.) Must Have Experience in L2 and L3 Maintenance, Support and Compliances: COBOL, VSAM, JCL, DB2, Assembler Working experience in...
    Suggested
    Permanent employment
    Full time
    Contract work
    Part time
    Work experience placement

    Staffing the Universe

    O Fallon, MO
    21 hours ago

  • Lead BizOps Engineer (O'Fallon)

    $112k - $187k

    Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, were helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions...
    Suggested
    Full time
    Part time
    Worldwide
    Flexible hours
    Shift work

    MasterCard

    O Fallon, MO
    21 hours ago

  • Java Software Engineer - O'Fallon (Onsite) (O'Fallon)

    $100k - $105k

    Senior-Level Java Software Engineer We are seeking a senior-level Java Software Engineer with strong technical expertise to guide development efforts and drive high-quality software delivery in our corporate banking division. You will work on high-traffic, scalable ...
    Suggested
    Temporary work
    Part time
    Flexible hours

    Missouri Staffing

    O Fallon, MO
    21 hours ago

  • Software Engineers-Simulation (Associate or Experienced)

    $110.5k - $149.5k

    Software Engineers–Simulation (Associate or Experienced) at BOEING summary: As a Software Engineer–Simulation at Boeing, the role involves developing, troubleshooting, and supporting virtual simulation software for defense and aerospace applications. Key responsibilities...
    Suggested
    Permanent employment
    Full time
    Work experience placement
    Currently hiring
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Berkeley, MO
    15 hours ago

  • Lead BizOps Engineer/SRE : Mastercard

    Interview : Video interview but will prefer local candidates who can go for the F2F interview This is hybrd from day-1 Visa : USC, GC, GC, GC EAD, H4, L2 Description : Technical requirements: SRE/Dev ops experience Worked with PCF, AWS cloud ...
    Suggested
    Local area
    Shift work

    ShiftCode Analytics

    O Fallon, MO
    2 days ago

  • Lead Full Stack Engineer (O'Fallon)

    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...
    Suggested
    Part time
    Work at office
    3 days per week

    Veracity

    O Fallon, MO
    22 hours ago

  • Weapons Associate Software Engineer

    $86.7k - $117.3k

    Weapons Associate Software Engineer at BOEING summary: The Weapons Associate Software Engineer at Boeing develops, integrates, tests, and delivers real-time embedded software for direct attack weapon systems. They collaborate within a multi-discipline team to create...
    Suggested
    Permanent employment
    Work experience placement
    Interim role
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Saint Charles, MO
    4 days ago

  • Manager, Software Engineering (O'Fallon)

    $138k - $221k

    Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, were helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions...
    Suggested
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    21 hours ago

  • Senior Lead Software Development Engineer in Test

     ...teammate. In-depth analytical capability. Test automation and programming language skills in one or two languages (e.g., Shell/Python/Perl/Robot and/or C/C#/Java/VB) with at least 2 years of automation experience and 2-5 years of programming experience. Some experience with... 
    Suggested
    Immediate start

    LSEG (London Stock Exchange Group)

    Creve Coeur, MO
    1 day ago

  • Senior Azure Platform Engineer (O'Fallon)

    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 ...
    Suggested
    Part time

    MasterCard

    O Fallon, MO
    21 hours ago

  • Software Developer - Intl Mexico (Maryland Heights)

    Insight Global is looking for an Application Developer to join our clients team remotely in Mexico. This resource will be helping customize a proprietary product that is sold to external customers using Velocity/Java-based coding. Existing customizations and newly developed...
    Suggested
    Part time
    Remote work

    Insight Global

    Maryland Heights, MO
    21 hours ago

  • Site Reliability Engineer

    $40 - $70 per hour

    Job Description: As a Site Reliability Engineer, you will be part of a high-performing operations team focused on automation, performance optimization, and system reliability. You will engage in the full lifecycle of services-from design and deployment to monitoring...
    Hourly pay

    cyberThink

    O Fallon, MO
    8 hours ago

  • Sr. SRE/ Performance Engineer

    Based on the skills the Hiring Manager listed as priority, outside of a true Performance Engineer, I am thinking the best profile will be a DevOps Engineer/SRE. Sr. Performance Engineer Hybrid - 3 days onsite (O'Fallon, MO) In-person interview required ...
    Contract work

    ShiftCode Analytics

    O Fallon, MO
    4 days ago

  • Site Reliability Engineer

    $75k - $125k

    Our Purpose Mastercard 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, making transactions...
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    3 days ago

  • Software Engineer I (Maryland Heights)

    Software Engineer I Are you ready to collaborate with technical teams to develop software solutions that leverage prevailing technologies and enhance customer experience? As a Software Engineer I, on the IT Service Activation Release Management team, at Spectrum, you...
    Part time
    Work at office

    Missouri Staffing

    Maryland Heights, MO
    21 hours ago

  • Lead Site Reliability Engineer-1

    $112k - $187k

    Our Purpose Mastercard 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, making transactions...
    Full time
    Part time
    Worldwide
    Flexible hours
    Shift work

    MasterCard

    O Fallon, MO
    2 days ago

  • Lead Site Reliability Engineer

    $112k - $187k

    Our Purpose Mastercard 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, making transactions...
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    4 days ago

  • Software Engineers -DevSecOps (Associate or Experienced)

    $85k - $115k

    Software Engineers -DevSecOps (Associate or Experienced) at BOEING summary: Software Engineers - DevSecOps at Boeing are responsible for supporting and enhancing software development infrastructure through automation, cloud management, and CI/CD pipeline maintenance...
    Interim role
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Berkeley, MO
    3 days ago

  • Full Stack Software Developer

    $85.15k - $153.93k

    Job Description 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 for the Aeronautical Navigation Office. The ideal candidate has an excellent understanding...
    Work at office

    Leidos

    Chesterfield, MO
    13 days ago

  • Software Engineer - DevOps (Hazelwood)

    Description Software Engineer - DevOps It is not every day that you can say the software you helped develop will save hundreds or thousands of lives per year, but at bioMerieux, we put innovation to work in life-saving diagnostic devices deployed across the world...
    Part time

    bioMerieux Inc.

    Hazelwood, MO
    21 hours ago

  • Software Engineer - Simulation (Experienced, Senior) (Hazelwood)

    $110.5k - $149.5k

    Job Description At Boeing, we innovate and collaborate to make the world a better place. Were committed to fostering an environment for every teammate thats welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us. The...
    Permanent employment
    Part time
    Work experience placement
    Interim role
    Casual work
    Currently hiring
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    Boeing

    Hazelwood, MO
    21 hours ago

  • Software Engineer (Experienced, Senior) (Hazelwood)

    $107.1k - $144.9k

    Job Description At Boeing, we innovate and collaborate to make the world a better place. Were committed to fostering an environment for every teammate thats welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us. The...
    Permanent employment
    Part time
    Work experience placement
    Interim role
    Casual work
    Currently hiring
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    Boeing

    Hazelwood, MO
    21 hours ago

  • Senior Software Certification Engineer (Berkeley)

    $119k - $172k

    Job Description At Boeing, we innovate and collaborate to make the world a better place. We’re committed to fostering an environment for every teammate that’s welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us...
    Permanent employment
    Part time
    Work experience placement
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    Boeing

    Berkeley, MO
    21 hours ago

  • Senior Software Engineer-Test & Verification (Berkeley)

    $122.4k - $165.6k

    Job Description At Boeing, we innovate and collaborate to make the world a better place. Were committed to fostering an environment for every teammate thats welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us. The...
    Part time
    Interim role
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    Boeing

    Berkeley, MO
    21 hours ago

  • Software Engineer with Security Clearance

    Position Responsibilities: • Supports software integration by executing complex build, environment set-up or test procedures to identify and document problems and ensure system function and stability • Uses and customizes software tools to generate complex software ...
    Work experience placement

    22nd Century Technologies, Inc.

    Berkeley, MO
    1 day ago

  • Software Engineer IV

    TITLE : Software Engineer IV LOCATION : Maryland Heights, MO JOB SUMMARY: Analyze and develop java solutions based on customer requirements. Design, develop, modify, and implement applications or services designed to support applications. Write code and perform software...
    Work at office
    Local area
    Remote work

    Spectrum

    Maryland Heights, MO
    4 days ago