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  • Java Backend Developer (In-person Interview)

     ...Title: Java Backend developer Location: O’Fallen, MO (Onsite In-person Interview) Duration: Long Term Onsite In-person Interview An ideal candidate for this role would have extensive experience in Java development and be well-versed in cloud-native applications... 
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    PURVIEW

    O Fallon, MO
    3 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...
    Suggested
    Work at office
    3 days per week

    Veracity

    O Fallon, MO
    17 hours 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

  • 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

  • Java Software Engineer - O'Fallon (Onsite)

    $100k - $105k

     ...scalable microservices while providing technical leadership to both onshore and offshore teams. Responsibilities: Design and develop Java-based microservices architecture Ensure implementation quality, including maintainability, security, and performance best... 
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    Temporary work
    Flexible hours

    Missouri Staffing

    O Fallon, MO
    3 days ago

  • Lead Mainframe Developer

     ...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... 
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    Permanent employment
    Full time
    Contract work
    Work experience placement

    Staffing the Universe

    O Fallon, MO
    3 days ago

  • Software Developer- Geospatial Software

     ...storage, transfer, conversion, and optimization of large data sets and their data formats relevant to the simulation, aviation, and geospatial industries. Examples of development areas include realistic terrain, sophisticated animation, high-resolution imagery, procedural... 
    Suggested

    FlightSafety International

    Hazelwood, MO
    5 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... 
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    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
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    Remote work

    Samprasoft

    O Fallon, MO
    2 days ago

  • Software Engineer I, Launch Program 2026 - United States

     ...reliability, performance, and are driven to deliver solutions that delight our customers. We are looking for talented software engineers to develop advanced technologies and applications that are revolutionizing payments. Software engineers at Mastercard build the systems that... 
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    Work experience placement
    Internship

    MasterCard

    O Fallon, MO
    4 days ago

  • Back-End Software Engineer (Associate, Experienced or Senior)

    $86.7k - $117.3k

     ...Back-End Software Engineer (Associate, Experienced or Senior) at BOEING summary: A Back-End Software Engineer at Boeing develops and supports web applications and services, focusing on designing APIs, data processing pipelines, and production-ready infrastructure for... 
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    Permanent employment
    Full time
    Work experience placement
    Interim role
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Berkeley, MO
    1 hour agonew

  • 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... 
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    Full time
    Part time
    Worldwide
    Flexible hours

    Missouri Staffing

    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...... 
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    Contract work

    Staffing the Universe

    O Fallon, MO
    3 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.
    Suggested
    Remote work
    Relocation

    Samprasoft

    O Fallon, MO
    17 hours ago

  • Mid or Senior level Design and Analysis Engineer (Electrical Systems Design)

    $96.05k - $129.95k

     ...various teams and functions, fostering collaboration and building consensus. Mentor less experienced wire design engineers. Develop System Wire Diagrams for F/A-18 production and retrofit projects in Siemens Mentor Graphics. Working in a team environment and under... 
    Permanent employment
    Work experience placement
    Interim role
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Berkeley, MO
    1 hour agonew

  • Senior Software Engineer-Test & Verification

    $122.4k - $165.6k

     ...Senior Software Engineer–Test & Verification at BOEING summary: A Senior Software Engineer–Test & Verification at Boeing develops and executes automated and manual test cases to ensure the quality and reliability of platform health management systems for military aircraft... 
    Interim role
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Hazelwood, MO
    1 hour agonew

  • RF Lead Engineer - Aperture Architect

    $145.35k - $196.65k

     ...leading personnel to solve complex technical problems Experience leading antenna or RF aperture design studies Experience developing solutions to a wide range of complex technical problems, requiring ingenuity and innovation Experience providing technical and... 
    Permanent employment
    Full time
    Immediate start
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Berkeley, MO
    1 hour agonew

  • 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
    1 hour agonew

  • 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
    16 days ago

  • Embedded Software Engineer Level 2-4: Contract to Perm with Security Clearance

    $90.1k - $121.9k

     ...throughout the software development lifecycle and contribute to a modern CI/CD DevSecOps pipeline. Key Responsibilities: • Design, develop, debug, and maintain embedded software systems that meet regulatory, customer, and industry standards • Analyze and translate customer... 
    Permanent employment
    Contract work
    Interim role

    Beacon Hill

    Hazelwood, MO
    3 days ago

  • Lead Subsystems Structural Analysis Engineer

    $115.6k - $156.4k

     ...structural analysis efforts using advanced tools such as finite element analysis and works closely with cross-functional teams to develop and validate subsystem designs and test plans. The position requires technical leadership, mentoring, and compliance with industry... 
    Permanent employment
    Full time
    Work experience placement
    Interim role
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Berkeley, MO
    1 hour agonew

  • Full Stack Java Developer

     ...syntax including PL/SQL. Good analytical and multitasking skills. Good oral and written communication skills. Identify and resolve problems in a timely manner; gather and analyze information skillfully; develop alternative solutions; Critical thinking and creative...... 

    RIT Solutions

    Chesterfield, MO
    1 day ago

  • Software Engineers -DevSecOps (Associate or Experienced)

    $85k - $115k

     ...software deployment Assists in setting up development and production environments, deployment of application devices Assists in developing best practices/methodologies for provisioning, platform scaling, configuration management, monitoring and troubleshooting... 
    Interim role
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Berkeley, MO
    1 hour agonew

  • Software Engineers (Associate, Experienced, Senior)

    $90.1k - $121.9k

     ...Software Engineers (Associate, Experienced, Senior) at BOEING summary: Software Engineers at Boeing develop and maintain advanced simulation software for military and commercial flight trainers, working on all phases of the software lifecycle within an agile environment... 
    Permanent employment
    Full time
    Work experience placement
    Interim role
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work
    Day shift

    BOEING

    Berkeley, MO
    1 hour agonew

  • Embedded Software engineer with Security Clearance

    $80 - $90 per hour

     ...technical field. * Extensive experience (7 years) as a software architect or senior engineer in embedded multicore systems.Experience developing architectural strategies for mixed-criticality and partitioned systems. * Deep expertise with partitioned operating systems,... 
    Immediate start
    Remote work

    Artech Information Systems

    Hazelwood, MO
    3 days ago

  • Embedded Software Engineer

     ...design of multicore embedded software systems. Lead the evaluation and performance analysis of multicore processor platforms. Develop and implement architectural strategies for embedded hybrid Linux and containerized environments. Design and oversee test plans... 
    Full time
    Contract work
    Work at office
    Immediate start
    Remote work

    ClearanceJobs

    Hazelwood, MO
    17 hours ago

  • Solutions Engineer

     ...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
    Temporary work

    Dierbergs

    Chesterfield, MO
    2 days ago

  • Embedded Software Engineer with Security Clearance

     ...Lead the evaluation and performance analysis of multicore processor platforms running real-time and containerized applications. • Develop and implement architectural strategies for embedded hybrid Linux and containerized environments alongside safety-certifiable... 
    Hourly pay
    Full time
    Contract work
    Temporary work
    Work experience placement
    Immediate start
    Remote work
    Worldwide
    Flexible hours

    Innova Solutions, Inc.

    Hazelwood, MO
    3 days ago

  • Lead IT Systems Engineer with Security Clearance

     ...unclassified and classified quantum technology systems, secure networking infrastructure, and encryption protocols. The role focuses on developing innovative solutions to assess and troubleshoot challenging national security problems requiring sophisticated computational... 
    Work at office

    University of Maryland

    University, MO
    4 days ago