Average salary: $112,249 /yearly

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  • Python Developer

     ...Mastercard Python ContractorMastercard 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 secure... 
    Python
    For contractors
    H1b
    Work at office
    Local area

    Samprasoft

    O Fallon, MO
    3 days ago

  • Software Engineer - Java and Python

    $92k - $147k

    Salary: $92,000 - 147,000 per year Requirements: ~### ~ Proficient in developing and writing test scripts for front-end applications using the Angular framework. ~ Knowledgeable in creating microservices with Spring Boot. ~ Skilled in programming languages such...
    Python
    Full time
    Part time

    Mastercard

    O Fallon, MO
    5 days ago

  • Lead BizOps Engineer

     ...and making decisions with a sense of urgency is needed. Experience in one or more of the following is preferred: C, C++, Java, Python, Go, Perl or Ruby. Interest in designing, analyzing and troubleshooting large-scale distributed systems. Experience in working... 
    Python
    Shift work

    Samprasoft

    O Fallon, MO
    2 days ago

  • Lead Site Reliability Engineer

     ...Role qualifications: Ideal candidates have: BS in Computer Science or related field. Proficiency in Java, Spring Framework, Python, or Go. Strong DevOps and configuration management skills. Experience with distributed systems and automation. Problem-solving... 
    Python
    Full time
    Part time
    Flexible hours

    Dynamic Yield

    O Fallon, MO
    1 day ago

  • Lead Site Reliability Engineer

    $122k - $207k

     ...bachelors degree in computer science or a closely related discipline. We need strong hands-on experience with Java, Spring Framework, Python, or Go. We value solid DevOps and configuration management expertise. We require experience working with distributed systems... 
    Python
    Full time

    Mastercard

    O Fallon, MO
    22 days ago

  • Senior Site Reliability Engineer

    $96k - $163k

     ...scripts to automate tasks, build operational tools, and support monitoring, deployment, and incident response using languages such as Python, Go, Bash, or similar. • Systems and Network Administration - Ability to configure, operate, and troubleshoot Linux/Unix systems... 
    Python
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    22 hours ago

  • Junior Data Scientist entry level /AI/software programmer(Remote)

    $100k

     ...or having good logical aptitude Knowledge of Statistics, Databricks, Snowflake, Pyspark, PowerBI, Tableau, Gen AI, LLM, Sagemaker, Python, Computer Vision, data visualization tools Candidates lacking technical skills or relevant experience can research our Job Placement... 
    Python
    H1b
    Remote work

    SynergisticIT

    O Fallon, MO
    3 days ago

  • Senior Site Reliability Engineer, DevOps

    $96k - $163k

     ...stakeholder interactions while making prompt decisions. Proficiency in at least one programming language such as C, C++, Java, Python, Go, Perl, or Ruby is preferred. Keen interest in designing, analyzing, and resolving issues in large-scale distributed systems.... 
    Python
    Full time

    Mastercard

    O Fallon, MO
    22 days ago

  • Senior UI/UX Engineer

    $107.9k - $195.05k

     ...experience developing modern web-based user interfaces and user experiences. Proficiency with HTML, CSS, JavaScript/TypeScript, and Python. Experience with modern UI frameworks such as React, Angular, Vue.js, or Django. Demonstrated understanding of responsive... 
    Python
    Contract work
    Local area
    Immediate start

    Leidos

    Florissant, MO
    3 days ago

  • Senior Software Engineer

     ...oriented ProgrammingWeb services & API standards (REST/OAuth/JSON)Programming & Scripting Languages (2 or more of Java, C++, Scala, JS, Python, Shell*)Spring, Spring BootWeb application frameworks like AngularJS, Spring)Analytical and Problem-solvingAbility to operate... 
    Python
    Work experience placement
    Internship
    Local area

    Diverse Lynx

    O Fallon, MO
    2 days ago

  • Site Reliability Engineer

    $71k - $111k

     ...ability to automate tasks, develop operational tools, and support monitoring, deployment, and incident response using languages such as Python, Go, Bash, or similar. We value hands-on knowledge of Linux and Unix administration, along with networking concepts, protocols,... 
    Python
    Full time
    Flexible hours

    Mastercard

    O Fallon, MO
    22 days ago

  • Senior Site Reliability Engineer, Performance

    $96k - $163k

     ..., automation workflow creation, test result summarization, and root-cause analysis support. Preferred experience includes Java, Python, Scala, or other programming and scripting languages. Preferred experience includes Bitbucket, Maven, Jenkins, Gatling, and BlazeMeter... 
    Python
    Full time

    Mastercard

    O Fallon, MO
    22 days ago

  • Backend Python Developer

     ...Backend Python DeveloperDay 1 relocation-All 5 days onsite at Bridgeton, MOResponsibilitiesLead the Design and Develop Backend Systems: Create and maintain server-side logic, ensuring high performance and scalability.API Development: Design and implement RESTful APIs... 
    Python
    Relocation

    United IT

    Bridgeton, MO
    2 days ago

  • Senior Power BI/Microsoft Fabric Data Engineer

     ...maintain Microsoft Fabric solutions including Lakehouses, Warehouses, Dataflows, Pipelines, and Semantic Models . Develop Python and SQL notebooks for data preparation, transformation, and integration. Integrate data from multiple source systems for reporting... 
    Python
    H1b

    Xcelo Group

    O Fallon, MO
    14 days ago

  • Mid-Level Software Engineer

    $87.1k - $157.45k

     ...Proficiency with the following technologies: Web: HTML, CSS, JSON, Ajax, and REST APIs Object-oriented Programming: Python, Java, or JavaScript Advanced Programming: Go Front-end and Back-end Frameworks: React, Angular, Vue.js, jQuery, Spring Boot... 
    Python
    Contract work
    Local area
    Immediate start

    Leidos

    Bridgeton, MO
    1 day ago

  • Software Engineer 2 (Backend AI)

    $98.18k - $115.5k

     ...scale applications and business processes.Built and consumed REST APIs, GraphQL services, and microservices architectures using Java, Python, Spring Boot, FastAPI, and Node.js.Integrated AI capabilities with enterprise systems, data platforms, APIs, business workflows,... 
    Python
    Full time
    Work experience placement
    Local area
    3 days per week

    US Bank

    Earth City, MO
    2 days ago

  • Full-Stack Engineer

     ...leverage their experience to collaboratively help design and engineer solutions and implement in an iterative way. We primarily write in Python/Java/Groovy and leverage modern frameworks and systems to implement our solutions. As a Sr. DevOps Engineer, you will perform... 
    Python

    Software Technology Inc

    Wildwood, MO
    1 day ago

  • Sr Data Engineer

     ...Experience designing observability for streaming systems (lag, throughput, backpressure) Technical Skills Languages: Scala, Python (PySpark), SQL Big Data: Apache Spark (Core, SQL, Structured Streaming) Streaming: Kafka Ingestion / Orchestration:... 
    Python

    Artech

    O Fallon, MO
    1 day ago

  • Data Engineer

     ...and monitoring ETL or ELT data pipelines. Positive, proactive attitude and strong desire to learn and excel. Experience with C# or Python preferred. At least two years of experience with business intelligence tools preferred. PI1d789c84e097-26289-41446585... 
    Python
    Work at office

    CarShield

    O Fallon, MO
    1 day ago

  • Principal Software Development Engineer

    $195k - $323k

     ...several concurrent initiatives with conflicting needs. • Candidate must possess a superior coding background with Java/Spring or Python. Additional required technical requirements are AWS, Databricks/Snowflake. • Experience using AI to assist in shaping/design applications... 
    Python
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    1 day ago

  • Agentic AI Developer

    $99k - $225k

     ...development Experience developing applications using Large Language Models (LLMs) Experience with programming languages such as Python or Java Experience with software design patterns Knowledge of embedding models, vector databases, and semantic search Knowledge... 
    Python
    Local area

    Phase2 Technology

    O Fallon, MO
    4 days ago

  • Vice President Platform Engineering

    $200k - $330k

     ...platform infrastructure, and developer productivity solutions. • Proficiency with modern programming languages such as Java, C#, Go, Python, or equivalent technologies. Business & Strategic Capabilities • Ability to define multi-year platform strategies aligned to... 
    Python
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    6 days ago

  • Java Backend Developer

    Backend Developer 6+ years of experience in backend development using Java. Strong expertise in Core Java, Spring Boot, and REST APIs. Hands-on experience with Kafka / event streaming platforms. Solid understanding of event-driven architecture concepts. Extensive...

    Omni Inclusive

    O Fallon, MO
    2 days ago

  • Java Backend Developer

    Java Backend DeveloperLocation: O'Fallon, MO, USAYears of Experience: 7 to 10 YearsJob Summary: We are seeking a skilled Java Backend Developer with a strong background in software development to join our dynamic team. The ideal candidate will have extensive experience...

    Yantran LLC

    O Fallon, MO
    2 days ago

  • Java Backend Developer

    Company Description Job Description Key Responsibilities: Design, develop, and maintain backend applications using Java 8 and the Spring Framework. Build real-time, event-driven systems using Kafka. Collaborate with cross-functional teams to deliver...

    Jobs for Humanity

    O Fallon, MO
    4 days ago

  • Senior AI Platform Engineer (DevOps)

    $115k - $184k

     ...and managing containerized workloads using Kubernetes or OpenShift. • Strong software engineering and automation experience using Python. • Experience implementing CI/CD pipelines and modern DevOps practices. • Experience supporting production AI, machine learning... 
    Python
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    6 days ago

  • C++ Software Engineer

     ...developing on Linux Exposure to Agile methodologies Experience with automated testing Knowledge of scripting languages Python, Unix or Powershell shell scripts desirable Knowledge of other languages such as JavaScript, Node.js Experience with real... 
    Python
    Worldwide

    LSEG (London Stock Exchange Group)

    Creve Coeur, MO
    22 hours ago

  • Senior Full Stack Java Developer

    Software Developer The Commercial Solutions team is engaged in working with new and innovative technologies to build business solutions that keep positioned as a leader in providing valued solutions to corporate card holders around the world. We are currently looking...
    Work experience placement

    Samprasoft

    O Fallon, MO
    2 days ago

  • Agentic AI Developer

    $99k - $225k

     ...Department of War. Qualifications 3+ years of experience with software development Experience with programming languages, such as Python Experience with software design patterns Experience developing applications using large language models Knowledge of embedding... 
    Python
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    O Fallon, MO
    3 days ago

  • Full Stack Java Developer

    Title: Full Stack Java Developer Location: Ofallon, MO 63368 Type: Contract Duration: Long Term Project Scope: Seeks a Senior Software Developer who will be a crucial part of our software team. The selected candidate will ...
    Contract work

    NR Consulting

    O Fallon, MO
    4 days ago