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  • Leidos on the Chinook Program is seeking a Sr. UI/IX Engineer to design and engineer intuitive, responsive user interfaces for mission-critical systems supporting an Intelligence Community customer. You will collaborate with software engineers, systems engineers, product... 
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    Leidos

    Saint Louis, MO
    4 days ago
  • $100k - $110k

     ...Job Description Job Description Title: Web User Interface Developer Location: St Louis, MO (Hybrid Schedule) Pay: $100k - $110k Benefits: Medical, Dental, Vision, Disability, 401k, and more   Our large client is seeking a UI Developer to work in a hybrid... 
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    GEE Group, Inc

    Saint Louis, MO
    4 days ago
  • $47.6 - $68 per hour

    Technology Partners is currently seeking a talented Back-End and Application Programming Interface Developer. Do you have experience developing high-performance REST APIs and back-end services using C# and .NET Core? Let us help you make your next big career move a reality... 
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    TECHNOLOGY PARTNERS INC

    Saint Louis, MO
    3 days ago
  •  ...storage and compute infrastructure, and the APIs and agentic (MCP) interfaces that let both humans and AI agents access and operate on...  ...platform-internal needs and consumption by downstream teams. Develop reusable ingestion, cleansing, and harmonization frameworks/... 
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    Ongoing contract
    Worldwide

    SS&C Technologies

    Missouri
    3 days ago
  •  ...C# .Net Developer Role Overview: We are seeking a C#.Net developer to join our team in St. Louis, Mo. Job Responsibilities:...  ...maintaining a unit test suite ~ Experience automating API and user interface tests ~1-2 years' experience with modern JavaScript... 
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    The Timberline Group Company

    Saint Louis, MO
    2 days ago
  • $107.9k - $195.05k

     ...Intelligence Community customer, and help design and deliver modern user interfaces that enable mission users to interact with sophisticated...  ...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

    Bridgeton, MO
    4 days ago
  • Job Title: Mobile Platform Developer | Full-Time W2 from Day One | Start in Atlanta, Then Travel Across the U.S. Housing & Relocation...  ...implementing AI capabilities such as intelligent recommendations, chat interfaces, text processing, and automation. Learn and apply mobile... 
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    Hourly pay
    Full time
    Internship
    Relocation

    Tech Consulting

    Kansas City, MO
    3 days ago
  • $136.85k - $185.15k

     ...throughout the entire development, fielding and operational lifecycle of the F-15. Position Responsibilities Primary Mission Systems interface to assigned F-15 Program Collaborate across all Mission Systems functions to ensure program commitments are met Coordinate... 
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    Permanent employment
    Immediate start
    Relocation
    Visa sponsorship
    Work visa
    Flexible hours
    Shift work

    Boeing Company

    Berkeley, MO
    2 days ago
  •  ...software for combating scammers? The Transaction Security team develops new products for Mastercard's fraud prevention platform. We...  ...application Designs highly complex applications, interfaces and integration with a modest number of systems Responsible... 
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    Samprasoft

    O Fallon, MO
    2 days ago
  •  ...Job Title :Frontend Developer (React) Location :Springfield ,MO Duration : Long term Client Name: they reveal at...  ...high-performance, responsive, dynamic, and user-friendly web interfaces Write readable, simple, and deterministic unit and integration... 
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    Argyll Infotech, Inc.

    Springfield, MO
    2 days ago
  • $175k

    Leidos seeks a Senior UI/UX Engineer to design and build intuitive, secure interfaces for mission-critical applications in national security, health, and engineering. In this role, you will own the end-to-end UX process—from user research and workflow analysis to interaction... 
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    Flexible hours

    Leidos

    Oakville, MO
    more than 2 months ago
  • $114.6k - $234.6k

     ...Designs and implements firmware components integrating diverse interfaces and protocols; diagnoses cross-domain issues (firmware/...  ...schematic/board reviews; leads initial board/device bring-up; develops and debugs advanced features (e.g., RAS, high-speed I/O, chipset... 
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    Temporary work
    Flexible hours
    Shift work

    Oracle

    Jefferson City, MO
    5 days ago
  • $64 - $73 per hour

    Job Overview Join AZAD Technology Partners as a Software Developer / Programmer (C# .NET) to support the facility’s information systems...  ...using a relational database management system, graphical user interfaces, and web services on a Windows platform. Responsibilities also... 
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    Hourly pay
    Work experience placement
    Local area
    Remote work

    Azad Technology Partners

    Pacific, MO
    2 days ago
  •  ...growth through battery manufacturers and integrators and serve as the primary commercial and technical sales interface for Power Conversion Solutions. You will develop account plans, commercial frameworks, and contractual arrangements that support the sale of PCS solutions... 
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    Full time
    Remote work

    Hitachi

    Missouri
    16 days ago
  • $93.12k - $125.71k

     ...Software EngineerThe Sr. Embedded Software Engineer designs, develops, integrates, and tests software for complex embedded defense systems...  ...hardware, and test engineering teams to define requirements, interfaces, and integration strategies.Drive technical projects... 
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    Permanent employment
    Remote work
    Weekend work

    Actalent

    Bridgeton, MO
    1 day ago
  •  ...systems and Linux kernel developmentKnowledge of digital control interfaces, such as Ethernet, CAN, USB, SPI, I2C or high speed serialYou'...  ...the toughest problems in construction. That means attracting, developing, and retaining great people from all walks of life.We value... 
    Full time
    For contractors
    Flexible hours

    EquipmentShare

    Columbia, MO
    2 days ago
  • $93.12k - $125.71k

     ...years of professional software engineering experienceExperience designing, developing, integrating, and testing embedded software applicationsHands-on experience developing software that interfaces directly with embedded hardware2. C/C++ DevelopmentStrong programming... 
    Permanent employment

    Actalent

    Bridgeton, MO
    5 days ago
  •  ...motivated to be successful and grow their career as a Web UI Developer within a top notch enterprise environment. Responsibilities...  ...team, ensuring output quality while defining reusable digital interface patterns to optimise development timelines and usability across... 
    Full time
    Contract work
    Temporary work
    For contractors
    Work at office
    Remote work
    Flexible hours

    Visionaire Partners

    Clayton, MO
    3 days ago
  •  ...Sr. Java Developer Key Skills and Experience: Strong hands on experience in Java(J2ee) Strong in webservices(microservices...  ...simplify the usage of these new tools by creating common libraries, interfaces to use the new toolstack efficiently) Expertise in writing... 

    Damco

    O Fallon, MO
    1 day ago
  •  ...Job Title-Sr Java Developer In person Interview Alpharetta-GA Mandatory Areas Must Have Skills Java Microservices...  ...prototyping, developing, and troubleshooting software in the user interface or service layers • Perform peer reviews on source code to... 

    HCL Global Systems

    Saint Louis, MO
    2 days ago
  • $61 - $66 per hour

     ...Stefanini Group is hiring! Stefanini is looking for a Full Stack Developer, Dearborn, MI For quick apply, please reach out to Fardeen...  ...roles that develop all software componentsâ€"including user interfaces and server-side systemsâ€"also fall within this job function.... 

    Stefanini

    Dearborn, MO
    4 days ago
  •  ...NgRx state management, and Jest unit testing. The candidate will develop scalable, responsive web applications and integrate frontend...  ...15+. Build reusable UI components and responsive user interfaces using HTML, CSS, and TypeScript. Integrate frontend applications... 
    Full time

    PB consulting

    O Fallon, MO
    1 day ago
  •  ...Software Developer SMSI Group is a multi-trade mechanical contractor headquartered in Springfield, Missouri, with operations across...  ...Build and maintain complete web applications, including user interfaces, backend services, databases, and integrations. Take responsibility... 
    For contractors

    SMSI Group

    Springfield, MO
    2 days ago
  • $198.05k - $267.95k

    Principal Software Engineer - Developer, Phantom Works Company: The Boeing Company The Boeing Company is currently seeking a...  ...: Own and maintain the software architecture with focus on interface clarity, stability, and versioning to minimize integration risk... 
    Permanent employment
    Work experience placement
    For subcontractor
    Relocation
    Visa sponsorship
    Work visa
    Relocation package
    Flexible hours
    Shift work

    Boeing Company

    Berkeley, MO
    1 day ago
  • $83.43k - $222.48k

     ...engineering, data, product and DevOps teams in a fast-paced, agile environment. You will be instrumental in building modern user interfaces, integrating backend systems with complex data objects, and embedding AI capabilities into our application ecosystem. The position... 
    Hourly pay
    Full time
    Temporary work
    Local area

    CVS Health

    Missouri
    9 hours ago
  • $105.1k - $231.1k

    Job Title: Senior Principal Software Developer Job Category: Information Technology Time Type: Full time Minimum Clearance Required...  ..., and JavaScript Develop integration code to connect and interface systems and services Develop solutions that utilize open... 
    Full time
    Contract work
    Work experience placement
    Local area
    Flexible hours

    CACI International, Inc.

    Sunset Hills, MO
    9 hours ago
  • Interco is seeking a Junior Software Developer to craft sophisticated user interfaces for our ERP software using JavaScript and React.js. You will lead front-end development, translate wireframes into polished UIs, and collaborate with teams to ensure APIs and data flows... 

    Interco

    Saint Louis, MO
    3 days ago
  •  ...optimization. # Microservices and REST API Proficiency: Skilled in developing web services, particularly microservices architectures, and...  ...Oracle. The ability to simplify and create common libraries/interfaces for these tools is a plus. # Leadership and Collaboration... 
    Local area

    Damco Solutions

    O Fallon, MO
    3 days ago
  •  ...solutions that help make the world safer and healthier. Committed to developing new technologies and delivering world-class customer service,...  ...services to meet diverse customer environment requirements Interface directly with customers IT teams on network and systems... 
    Local area
    Immediate start
    Remote work
    Flexible hours

    Evident Europe GmbH

    Missouri
    2 days ago
  •  ...Job Description Job Description Job Title: Mobile Frontend Developer Location : Remote Compensation : 50-55$/Hr on C2C/1099...  ...Translate UI/UX designs into high-quality, responsive mobile interfaces. · Collaborate with backend developers to integrate APIs and... 
    Remote work

    Krest Global Solutions

    Saint Louis, MO
    4 days ago