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  • Senior Full Stack Software Engineer (Chesterfield)

     ...Packaging Corp. is seeking an experienced Senior/Principal Full Stack Software Engineer (Ecommerce) to join their...  ...candidate will bring experience developing scalable, performant application in...  ...-oriented language (preference for C# and.NET ecosystem), demonstrated ability to... 
    Senior
    Software
    C#
    Part time
    Work at office

    Crown Packaging Corp.

    Chesterfield, MO
    6 days ago

  • Senior Web Application Developer

     ...at Lindenwood University! We believe in developing our people and getting results. When it comes...  ...custom web applications in Microsoft .NET. Core. Reporting to the Web App Development...  ...development, with expertise in .NET, C#, TypeScript, JavaScript, and SQL. ~ Hands... 
    Senior
    C#
    Work at office
    Flexible hours

    CarShield

    Saint Peters, MO
    10 days ago

  • Lead C# Engineer

     ...you’ll make an impact! Lead C# Engineer We’re looking for...  ...You’ll play a hands-on role in developing new applications, shaping system...  ..., data management, and software delivery best practice What...  ...A strong command of C#, ASP.NET, and the Microsoft stack Solid... 
    Software
    C#

    duvari group

    Bridgeton, MO
    a month ago

  • Senior Software Engineer-Test & Verification

    $31.25 - $37.5 per hour

     ...Boeing Company is currently seeking a Senior Software Engineer–Test & Verification to support...  ....      Our amazing team of engineers develops, fields, and supports platform health management...  ...aircraft flightline operations   ~ C# experience or familiarity with Ranorex... 
    Senior
    Software
    C#
    Full time
    Interim role
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Hazelwood, MO
    a month ago

  • Senior Product Manager Technical

    $99k - $158k

     ...greatest potential. Title and Summary Senior Product Manager - Technical Overview:...  ...professional who wants to shape the Developer XP for Mastercard's products? Do you want...  ...customers, Technical Program Managers, Software Design Engineers, and User Experience.... 
    Senior
    Software
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    3 days ago

  • Software Engineer (Experienced, Senior)

    $72k - $86.4k

     ...Boeing Company is looking for Real Time Software Engineers (Experienced, Senior) for a Phantom Works Proprietary...  ..., MO . This position will focus on developing Vehicle Management System (VMS)...  ...STD-882E, JSSSEH, DO-178C ~ Python, C# and/or Assembly Language experience... 
    Senior
    Software
    C#
    Permanent employment
    Full time
    Work experience placement
    Interim role
    Casual work
    Currently hiring
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Hazelwood, MO
    a month ago

  • Senior Account Executive - Commercial Print

     ...customer's success. As a Senior Technology Sales Representative...  ...assess your clients needs and develop state of the art solutions by...  ...your territory, prospect for net new logos, negotiate contracts...  ...~ Proficiency in CRM software and other sales tools... 
    Senior
    Software
    Work at office

    Konica Minolta Business Solutions Ltd

    Chesterfield, MO
    3 days ago

  • Sr. Firmware Engineer

     ...looking for… Experience as a project lead, software architect, program manager, or engineering...  ...in a variety of platforms using C, C++, C#, mobile, Linux and Windows platforms....  ...Embedded Linux, Cloud VMs, AWS/Azure, SQL, .NET, Python, RTOS Programmable logic motor... 
    Senior
    Software
    C#
    Local area

    duvari group

    Chesterfield, MO
    more than 2 months ago

  • Software Engineer (Hazelwood)

     ...and even NASA's Starliner spacecraft. Software engineers on this team are responsible for...  ...Designs, architects, and develops simulation models, simulation visualizations...  ...engineering 5 years of experience in C++,C#, C, Rust or other programming languages... 
    Software
    C#
    Part time
    Night shift

    The Judge Group

    Hazelwood, MO
    6 days ago

  • Senior Data Scientist, Sustainable Technology

    $115k - $184k

     ...greatest potential._ **Title and Summary** Senior Data Scientist, Sustainable Technology...  ...Mastercard standards. Responsibilities: - Design, develop, and maintain new data capabilities and...  ...is preferred. - Broad understanding of Software Engineering Concepts and Methodologies is... 
    Senior
    Software
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago

  • Senior Subrogation Specialist WC

     ...being handled.   Knowledge of accepted industry standards and practices.   Computer experience with related claims and business software.     D esired :   ~ Bachelor's Degree   #LI-JA1 #LI-Remote #LI-GBTopJobs Compensation and benefits We... 
    Senior
    Software
    Full time
    Live out
    Work at office
    Local area
    Remote work
    Flexible hours

    Gallagher Bassett

    Saint Peters, MO
    46 minutes agonew

  • Senior Subro Specialist WC

     ...local requirements. Knowledge of accepted industry standards and practices. Computer experience with related claims and business software. Preferred: Bachelor's Degree highly preferred. Two or more years of prior experience adjusting claims in applicable specialty... 
    Senior
    Software
    Full time
    Live out
    Work at office
    Local area
    Remote work
    Flexible hours

    Gallagher Bassett

    Saint Peters, MO
    43 minutes agonew

  • Senior General Liability Claims Adjuster

     ...being handled.   Knowledge of accepted industry standards and practices.   Computer experience with related claims and business software.   D esired :   ~ Bachelor's Degree .   #LI-KQ1 #LI-Remote Compensation and benefits We offer a... 
    Senior
    Software
    Full time
    Live out
    Work at office
    Local area
    Remote work
    Flexible hours

    Gallagher Bassett

    Saint Peters, MO
    43 minutes agonew

  • Senior Emergency Medical Dispatcher

     ...Find your calling at Mercy! Overview The Senior Emergency Medical Dispatcher will perform tasks related to the operation of communication...  ...word processing/paging/screening and other dispatch related software, various printers, digital logging systems; headset; telephone... 
    Senior
    Software
    Shift work

    Mercy

    Chesterfield, MO
    2 days ago

  • Database / Programmer Developer

    $125k

     ...Title:  Database/Programmer Developer Location: Overland, MO Work...  ..., Unix, Linux) HTML, ASP, .NET and JavaScript IIS Windows...  ...Write code with C+ or C#, Visual Basic, scripts, PQL, SPQL...  ...Services Fortify or some type of software use to test security on... 
    Software
    C#
    Local area

    Diligent Solutions

    Overland, MO
    5 days ago

  • Senior Strategic Pharmacy Consultant

     ...please visit: Summary: The Senior Strategic Pharmacy Consultant position serves...  .../ Essential Functions: Develop and maintain effective working relationships...  ...accurate and up to date in the Zoho CRM software or any other client management software that... 
    Senior
    Software
    Contract work
    Work at office
    Night shift

    National Financial Partners

    Chesterfield, MO
    2 days ago

  • Senior Software Engineer - Dispute Lifecycle

    $115k - $184k

     ...governments realize their greatest potential._ **Title and Summary** Senior Software Engineer - Dispute Lifecycle Who is Mastercard? Mastercard is...  ...analyzing of business requirements for new development. - Develop software solutions for Dispute applications for Mastercard,... 
    Senior
    Software
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    a month ago

  • Senior Accountant

    $75k - $90k

     ...Senior Accountant Needed // Hybrid // St. Louis, MO // Growing Organization in the Healthcare...  ...information in the lease administration software, Tango Responsible for a robust...  ...Strong communication skills and ability to develop trusting relationships with other departments... 
    Senior
    Software
    Local area

    Jobot

    Winchester, MO
    5 days ago

  • IT Manager (O'Fallon)

     ...staff onboarding/offboarding, systems monitoring, alarming response & resolution, trending, capacity planning, systems deployment, software deployment, etc. Contribute to policies and planning such as disaster recovery planning, OPSEC policies, etc Implementation... 
    Software
    Part time
    Work at office
    Immediate start
    Remote work
    Night shift

    Gateway Fiber

    O Fallon, MO
    3 days ago

  • Principal Information Security Engineer II AI Security(St Louis,MO) (O'Fallon)

     ...Secure AI Development : Collaborate with data scientists and software engineers to integrate security best practices into the AI development...  ...security engineers in the evaluation of AI systems being developed and implemented. - Compliance and Standards : Keep track... 
    Software
    Part time

    Codebase Inc

    O Fallon, MO
    1 day ago

  • Manager, Software Engineering

    $138k - $221k

     ...potential._ **Title and Summary** Manager, Software Engineering Overview: Mastercard's...  ...Proven experience as a Software Engineer, Developer, or Architect, with a track record of success...  ...multiple programming languages (e.g., Python, C#) and frameworks (e.g., Spring, Angular,... 
    Software
    C#
    Full time
    Part time
    Worldwide
    Flexible hours
    3 days per week

    Mastercard

    O Fallon, MO
    a month ago

  • Senior Software Engineer

    $115k - $184k

     ...governments realize their greatest potential._ **Title and Summary** Senior Software Engineer 1. Overview At Mastercard, we're building the future...  ...Data Quality Engineer at Mastercard, you will: - Define and Develop: Build scalable data quality frameworks using PySpark and... 
    Senior
    Software
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    10 days ago

  • Global Climate Risk & Workplace Safety Manager

     ...pulling and presenting data, and leveraging tools like Smartsheet and Velocity for reporting. Familiarity with Jupiter climate risk software is a strong plus, as the position involves interpreting environmental risk ratings (heat, drought, cold) for real estate and... 
    Software
    Permanent employment
    Work at office
    Flexible hours
    3 days per week

    Insight Global

    O Fallon, MO
    4 hours agonew

  • Senior Implementation Specialist (ONTAP)

     ...JOB TITLE: Senior Implementation Specialist, Service Delivery Start Date: December 19, 2025 End Date: December 18, 2026 Hours:...  ...configures both DII and Workload Factory Works with SRE to develop the Golden Signals dashboard Develops required reports and dashboard... 
    Senior

    Amroute

    Weldon Spring, MO
    4 hours agonew

  • Senior BizOps Engineer

    $96k - $163k

     ...greatest potential._ **Title and Summary** Senior BizOps Engineer Who is Mastercard? At...  ...barriers to run our products by fostering developer run ownership and empowering developers...  ...during the application build phase in software run principals that includes operational... 
    Senior
    Software
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    3 days ago

  • Senior Data Engineer

    $115k - $184k

     ...greatest potential._ **Title and Summary** Senior Data Engineer About the Role The Global...  ...projects and initiatives within GBSC. - Develop, test, and deploy Alteryx workflows to automate...  ...work experience) - Experience in software development life cycle on analytics or systems... 
    Senior
    Software
    Full time
    Part time
    Work experience placement
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    18 days ago

  • Senior Technical Program Manager

    $96k - $163k

     ...realize their greatest potential._ **Title and Summary** Senior Technical Program Manager Who is Mastercard? We work to...  ...Managers at Mastercard interact with product managers, software development managers, developers, and senior leaders across partner teams in the Product... 
    Senior
    Software
    Full time
    Part time
    Work experience placement
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    22 days ago

  • Senior Integrated Planning and Scheduling (IP&S) Specialist

    $113.05k - $152.95k

     ...Senior Integrated Planning and Scheduling (IP&S) Specialist Company: The Boeing...  ...execution. The successful candidate prepares, develops, and coordinates integrated schedules...  ...the use of project management tools and software such as MS Project, Milestones, Open... 
    Senior
    Software
    Permanent employment
    Live in
    Immediate start
    Relocation
    Visa sponsorship
    Work visa
    Relocation package
    Flexible hours
    Shift work
    Day shift

    Boeing

    Berkeley, MO
    1 day ago

  • Software Engineer II

    $85.8k - $107.2k

     ...preferred + Microsoft Certified Developer preferred **Knowledge, Skills, and...  ...**Two (2) years** of relevant software engineering experience + Proven...  ...relational databases (e.g., SQL Server) .NET Development + Proficiency in .NET fundamentals and C# (up to version 7.0) + Experience... 
    Software
    C#
    Hourly pay
    Full time
    Part time
    Work experience placement
    H1b

    Acosta Group

    Chesterfield, MO
    a month ago

  • Mid-Level C++ Embedded Software Engineer

    $72k - $86.4k

     ...professional growth. Find your future with us. Software Engineer - Embedded At The Boeing...  ...organization. The GVHMS team develops, fields and supports health management systems...  ...Knowledge of programming languages (e.g., C#, Java, Java 2 Enterprise and Mobile... 
    Software
    C#
    Permanent employment
    Full time
    Interim role
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Hazelwood, MO
    a month ago