13 ai software engineer jobs at 4 companies in Sullivan, MO

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Director - Software/ AI Native Engineer
O'Fallon, Missouri, United States
$175k-$180k/yr OnsiteFull Time
Tech Mahindra
Tech MahindraNational Stock Exchange of India: TECHM: Global provider of information technology and business process services.
8+ YOEBachelor's required; 8+ years experience; deep expertise in cloud-native architecture, microservices, API management, AWS, AI-assisted development and AI governance.
GitHub Copilot, Claude Code CLI, AI Foundry, Bedrock, OpenAI, Anthropic, Model Context Protocol (MCP), AWS
2mo
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Lead AI Engineer
O'Fallon, Missouri, United States
$140k-$231k/yr OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
Lead AI Engineer with production AI/ML experience, strong Python, REST APIs, CI/CD, and cloud platforms (AWS, Databricks, Azure); leadership and mentoring.
Power Platform, Copilot Studio, AWS, Databricks, Python, RESTful APIs
1mo
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Senior Software Engineer
O'Fallon, Missouri, United States
$115k-$184k/yr OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
Experience with multiple programming languages (Java required), strong software development lifecycle knowledge, AI experience preferred, strong communication and decision-making, bachelor's in CS or equivalent experience.
Java
2mo
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Lead Software Engineer
O'Fallon, Missouri, United States
$140k-$231k/yr OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
Strong backend engineering with Java and Spring Boot, Oracle/SQL experience, MCP servers and AI-assisted development tool familiarity, distributed systems, testing, secure coding, microservices, observability, and mentoring experience.
Java, Spring Boot, Oracle, SQL, MCP servers, GitHub Copilot, Claude, Gemini, Sterling Connect: Direct, SFTP, MQ, Kubernetes, Docker
2mo
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Lead AI Engineer
O Fallon or Arlington or Purchase
$140k-$231k/yr OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
Experience designing and deploying production-grade AI systems; lead multi-agent, tool-using architectures; strong cross-functional leadership; production observability and governance.
Copilot Studio, Azure AI Foundry, Salesforce Agentforce, Microsoft Power Platform
2w
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Java AI Engineer
O'Fallon, Missouri, United States
$90k-$110k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
5+ YOE5+ years Java development with Spring Boot, Agentic AI experience, SQL with Oracle/PostgreSQL, REST API, event-driven architecture, CI/CD and Jenkins; Kafka and PCF exposure preferred.
Java, Spring Boot, Agentic AI, SQL, Oracle, PostgreSQL, REST, Event-Driven Architecture, CI/CD, Jenkins, Kafka, Pivotal Cloud Foundry
2mo
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Senior Software Engineer
O'Fallon, Missouri, United States
$115k-$184k/yr OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
Python for AI components; Java for scalable services; experience with AI/ML lifecycle, microservices, databases, and distributed systems.
Python, Java, PyTorch, TensorFlow, Hugging Face, Docker, Kubernetes, CI/CD
1mo
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Software Engineer I
Fenton, Missouri, United States
HybridFull Time
Maritz
Maritz: Provides business incentive, event, and loyalty management solutions.
1+ YOE1-2 years relevant experience or equivalent practical experience; knowledge of web frameworks, OOP, REST services, databases, basic cloud (AWS/GCP/OCI), secure coding, and AI-assisted development tools.
GitHub Copilot, Claude, AWS, GCP, OCI, REST
1mo
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Software Developer II - Provisioning (Full Stack, Front End)
United States or Cedar Rapids or Lake Saint Louis or Mandan
HybridFull Time
NISC
NISC: Provides enterprise software solutions for utility and broadband cooperatives.
5+ YOE5+ years software development experience; proficiency with Angular, TypeScript, Java, Postgres/Oracle, MongoDB, AWS, Kubernetes, Spring Boot, Kafka; experience with Git, JIRA, Confluence, CI tools and agentic AI coding tools; Bachelor’s preferred.
Angular, TypeScript, GWT, Java, Postgres, Oracle, MongoDB, AWS, Kubernetes, Spring Boot, Kafka, SSO, Cassandra, Git, JIRA, Confluence, Bitbucket, Bamboo, Claude Code, Augment, Jetbrains Junie, GitHub Copilot, Cursor, OpenAI Codex, Spark, Databricks, .NET, SQL
1mo
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Software Developer II - Financials (Full Stack, Front End)
Cedar Rapids or Lake Saint Louis or Mandan
HybridFull Time
NISC
NISC: Develops enterprise software for energy and telecommunications cooperatives.
5+ YOE5+ years software development experience; full‑stack skills with Angular/TypeScript or GWT, Java, RDBMS (Postgres/Oracle), cloud (AWS), Kubernetes, Spring Boot, Kafka, Cassandra; Git and automated testing; experience with JIRA/Confluence/Bitbucket/Bamboo and agentic AI coding tools.
Angular, TypeScript, GWT, Java, Postgres, Oracle, AWS, Kubernetes, Spring Boot, Kafka, SSO, Cassandra, Git, JIRA, Confluence, Bitbucket, Bamboo, Claude Code, Augment, JetBrains Junie, GitHub Copilot, Cursor, OpenAI Codex, Spark, Databricks, .NET, SQL, Microservices
3w
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Lead - Data / AI Native Engineer
St. Louis or O'Fallon
$150k-$155k/yr OnsiteFull Time
Tech Mahindra
Tech MahindraNational Stock Exchange of India: TECHM: Global provider of information technology and business process services.
8+ YOE3+ Mgmt8+ years data engineering experience, 3+ years leading teams, expertise with Spark/PySpark, cloud-native analytics on AWS and Databricks, ETL/ELT and scalable data platforms.
Spark, PySpark, GitHub Copilot, Claude Code CLI, AWS, Databricks
1mo
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Software Developer II - Financials (Full Stack, Front End)
Cedar Rapids or Lake Saint Louis or Mandan
HybridFull Time
NISC
NISC: Develops enterprise software for energy and telecommunications cooperatives.
5+ YOERequires 5+ years software development experience; proficiency with Angular/TypeScript or GWT, Java, RDBMS (Postgres, Oracle), cloud stack (AWS, Kubernetes, Spring Boot, Kafka, Cassandra), Git and CI/CD tools, automated testing, and experience with agentic AI coding tools. Bachelor's degree preferred.
Angular, TypeScript, GWT, Java, Postgres, Oracle, AWS, Kubernetes, Spring Boot, Kafka, Cassandra, Spark, Databricks, .NET, Git, JIRA, Confluence, Bitbucket, Bamboo, Claude Code, Augment, Jetbrains Junie, GitHub Copilot, Cursor, OpenAI Codex, SQL
1mo
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Director Software Engineering
O'Fallon, Missouri, United States
$170k-$281k/yr OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
Director-level experience leading platform or developer experience teams; deep knowledge of modern developer tooling, cloud platforms (AWS/Azure/GCP), budgeting, governance, AI-augmented development, and developer enablement.
GitHub Copilot, Claude Code, Docker Desktop, Kubernetes, DevContainers, GitHub Actions, Jenkins, ArgoCD, Backstage, AWS, Azure, GCP