Average salary: $116,600 /yearly
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$122k - $207k
...healthy. We break down barriers to run our products by fostering developer run ownership and empowering developers to build resilient... ...support our developers during the application build phase in software run principals that includes operational design, automation, capacity...SuggestedFull timePart timeWorldwideFlexible hoursMastercard
O Fallon, MO1 day ago$122k - $207k
...build, deploy, test, recovery, and compliance workflows. Influence DevOps standards across teams, enabling consistent, high‑quality software delivery at scale. Observability & Self‑Healing Systems Define and promote standards for monitoring, alerting, SLOs, and...SuggestedFull timePart timeWorldwideFlexible hoursShift workMastercard
O Fallon, MO1 day ago$163k
...evolve systems by pushing for changes that improve reliability and velocity. • Support the application CI/CD pipeline for promoting software into higher environments through validation and operational gating, and lead Mastercard in DevOps automation and best practices....SuggestedFull timePart timeImmediate startWorldwideFlexible hoursMastercard
O Fallon, MO1 day ago$76k - $127k
...BizOps ensures production readiness by partnering closely with developers to design, build, implement, and support services. Key... ...focused improvements. Support and improve the CI/CD pipeline for software promotion, enforcing validation and operational gating. Lead...SuggestedFull timePart timeWorldwideFlexible hoursEarly shiftMastercard
O Fallon, MO1 day ago$96k - $163k
.... We break down barriers to running our products by fostering developer run ownership and empowering developers to build resilient products... ...support our developers during the application build phase in software run principles that include operational design, automation,...SuggestedFull timePart timeWorldwideFlexible hoursMastercard
O Fallon, MO1 day ago$76k - $127k
.... We break down barriers to running our products by fostering developer run ownership and empowering developers to build resilient products... ...support our developers during the application build phase in software run principles that include operational design, automation,...SuggestedFull timePart timeWorldwideFlexible hoursMastercard
O Fallon, MO1 day ago$96k - $163k
...to cloud-native stacks. • Experience migrating performance testing suites from LoadRunner to Gatling or BlazeMeter. • Strong software performance analysis, bottleneck identification, scaling, and automation experience. • Experience using AI-enabled tools or large...SuggestedFull timePart timeWorldwideFlexible hoursMastercard
O Fallon, MO1 day ago- ...Consultant Software Engineer Been the victim of credit card fraud and thought, Vengeance! Yeah, we get it. Want to feel your spine... ...software for combating scammers? The Transaction Security team develops new products for Mastercard's fraud prevention platform. We...Suggested
Samprasoft
O Fallon, MO20 hours ago - ...technologies. This is a highly technical role ideal for senior developers or leads passionate about solving complex problems in a fast-... ...Redis , Cassandra , Zookeeper , and Splunk . Apply software engineering principles such as SOLID , DRY , and design...SuggestedFull timeLocal area
Veracity
O Fallon, MO4 days ago $152k - $258k
...solving. This role focuses on analyzing, coding, and delivering software and platform solutions. Operations Automation program supports... ...automate provisioning across cloud and on prem environments. • Develop reusable modules, playbooks, and automation libraries that...SuggestedFull timePart timeWorldwideFlexible hoursMasterCard
O Fallon, MO2 days ago- ...Duration: 24+ months Description: This job is a developing subject matter expert in the Software Engineering area, influencing stakeholders and applying advanced knowledge to drive achievement of area goals and initiatives by contributing to solution development...Suggested
Varite
O Fallon, MO5 days ago - ...Lead Software Development Engineer Location: O’Fallon, MO Duration: 24 months Interview process: First round phone, second round... ...What are your top 3 required technical skills? Manage and develop system integration and functional testing strategies and subsequent...Suggested
My3Tech Inc
O Fallon, MO5 days ago - Java Lead Role - Java Lead Experience Required - 6+ Years Must Have Technical/Functional Skills Object-oriented Programming Web services & API standards (REST/OAuth/JSON) Programming & Scripting Languages (2 or more of Java, C++, Scala, JS, Python, Shell...Suggested
ClifyX
O Fallon, MO21 hours ago $165,000 per week
...you will design and implement robust monitoring, automation, and incident response processes to support innovative, user‑focused software products. You will collaborate closely with development and infrastructure teams to build and maintain highly available, secure cloud...SuggestedMastercard
O Fallon, MO17 hours ago- ...Workday Integration, Dell Boomi, MuleSoft, or similar middleware solutions . The candidate will be responsible for designing, developing, and delivering scalable integration solutions across enterprise applications, ensuring seamless data exchange and business process...Suggested
Yantran LLC
O Fallon, MO4 days ago - Job Title Visa status: U.S. Citizens and those authorized to work in the U.S. are encouraged to apply. Tax Terms: W2, 1099 Corp-Corp or 3rd Parties: Yes Description Deep understanding of Web Engineering, JEE architecture stacks and performance patterns, performance...
Keylent Inc
O Fallon, MO5 days ago $136.85k - $185.15k
...talented Lead Project Engineer to join the Signature Integrity Software Team in Berkeley, MO as a Team Lead. Signature Integrity is the... ...Works with customers and management to obtain approvals, develop implementation strategies, plans, and coordinates with the Signature...Permanent employmentFull timeWork experience placementInternshipImmediate startRelocationVisa sponsorshipWork visaRelocation packageFlexible hoursShift work- RequiredEducation: • BachelorsDegreeincomputerscience,Engineeringorarelatedsubject RequiredExperience/skills: • ProficientinnativeiOSdevelopmentusingSwiftandframeworkslikeSwiftUIorUIKit,withasolidunderstandingofObjective-C.Alsoexperiencedincross-platformmobiledevelopmentusingtoolssuchasReactNativeorXamarin...
Reuben Cooley, Inc.
O Fallon, MO4 days ago $126.65k - $171.35k
...activities. This person must be able to work 100% independently. Position Responsibilities: Lead a team of Structures Engineers developing test plans and configurations in support of structural testing Support test execution and analyzes test results to validate and...Permanent employmentWork experience placementImmediate startRelocationVisa sponsorshipWork visaFlexible hoursShift work- ...Job Description: Java Backend Engineer with Agentic AI skills. Java with Spring Boot - Mandatory • Experience in developing Agentic AI applications. - Mandatory • Knowledge of SQL with Oracle and PostgreSQL - Mandatory • Knowledge of REST API development and...
Diverse Lynx
O Fallon, MO4 days ago - ...Under a new CEO, *** is committed to a transformative journey with 'Scale @ Speed' as our guiding principle. Title- Full Stack Developer Location- St. Louis, MO Mode of Interview- (L1 -Video and L2/Final- face to face) Roles and Responsibilities: Hands-on...
Yantran LLC
O Fallon, MO4 days ago $150k - $205k
...achieve successful product development outcomes. This includes integration and coordination of all system development functions (software engineering, hardware engineering, integration, design control and product validation) as well as integration and coordination with...Temporary workWork at officebioMerieux Inc.
Hazelwood, MO4 days ago$40 - $80 per hour
...Job Title: Full Stack Java Developer Duration (Contract): 6 Months Client Location: O'Fallon, Missouri 63368 Location... ...root cause analysis, and problem resolution. Contribute to software design, development, testing, and deployment activities....Hourly payContract work$164.9k - $223.1k
...and offboard systems, including distributed sensors, datalinks, external mission services, and partner-provided capabilities. Develop and evaluate mission logic related to sensor integration, track management, mission planning, state awareness, decision support, and...Permanent employmentWork experience placementInterim roleImmediate startRelocationVisa sponsorshipWork visaRelocation packageFlexible hoursShift workDay shiftBoeing
Berkeley, MO1 day ago$40 - $80 per hour
...Job Title: Java Software Engineer II Duration (Contract): 12 Months Client Location: O'Fallon, Missouri Location Preference... ...Job Description: As a Java Software Engineer II, you will develop and support high-performance, event-driven applications that...Hourly payContract work- ...optimization. Microservices and REST API Proficiency: Skilled in developing web services, particularly microservices architectures, and... ...to work within cloud environments effectively. Modern Software Design Principles: Deep understanding of design principles...Long term contract
$99k - $225k
Job Number: R0241538 Agentic AI Developer Opportunity As an experienced engineer, you know that machine learning is critical to understanding... ...Learning engineering, data science, data engineering, or software development Experience developing applications using Large...Local area- ...governments realize their greatest potential. Title and Summary Lead Software Engineer (C/C++) Overview This is an exciting opportunity... ...initiative • Create technical designs and assign work to developers • Develop complex stories in C and write unit tests in C++ (...Full timePart timeWorldwideFlexible hours
$99k - $225k
Agentic AI Developer Your growth matters to us - explore our career development opportunities. BE EMPOWERED TO SUCCEED: Connect with... ...Department of War. Qualifications 3+ years of experience with software development Experience with programming languages, such as...Full timeContract workPart timeWork at officeLocal areaRemote work- ...Senior Data Engineer Job Description: Summary General Summary Independently designs, develops, tests, implements, documents, and supports big data/ data fabric platforms, including big data cataloging, modeling, ingestion, streaming, processing, and...Flexible hours
inSync Staffing
Chesterfield, MO4 days ago
