312 senior software developer jobs at 107 companies in Hazelwood, MO

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.
Design, develop, test, and maintain software; strong Java/Spring, cloud, CI/CD, security, and mentoring.
Java, Spring Boot, Spring Security, Maven, Hibernate/JPA, REST, SQL Server, NUnit/JUnit, Splunk, PCF, AWS, CI/CD, Jenkins, XLR, Sonar, Clover
3mo
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Senior Software Engineer
St. Louis, Missouri, United States
OnsiteFull Time
Equifax
EquifaxNew York Stock Exchange: EFX: Provides consumer credit reporting and data analytics services globally.
5+ YOE5+ years software engineering experience in Java/SpringBoot, TypeScript/JavaScript, cloud tech (GCP/AWS/Azure), microservices, CI/CD, and agile practices.
Java, SpringBoot, TypeScript, JavaScript, HTML, CSS, GCP, AWS, Azure, Terraform, Helm, Jenkins, Kubernetes, Docker, Angular, Git, Maven, Gradle, JUnit, Selenium, Airflow, BigQuery, Dataflow, PubSub, Bigtable, CI/CD, Git
2mo
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Software Engineer (Experienced, Senior)
Hazelwood, Missouri, United States
OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
5+ YOEExperienced senior software engineer with 5+ years C/C++, SDLC, and real-time embedded systems; eligible for security clearance.
C/C++, Python, C#, Assembly, Git, Jira, ClearCase, GreenHills Integrity
3mo
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Senior Software Engineer-Oracle EPM
St Louis, Missouri, United States
$105k-$204k/yr HybridFull Time
Ameren
AmerenNYSE: AEE: Generates and distributes electric and natural gas utility services.
5+ YOEBachelor’s degree plus 5+ years relevant experience; hands-on Oracle EPM and cloud integrations; senior functional knowledge in DRM/EDMCS, Hyperion, and API-based integrations.
Oracle EPM, DRM/EDMCS, Oracle Cloud EPM, EPCM, Hyperion, MuleSoft, ODI, FDMEE, SmartView, Financial Reporting Studio, API development
1w
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Senior Software Engineer
St. Louis, Missouri, United States
OnsiteFull Time
London Stock Exchange Group
London Stock Exchange GroupLondon Stock Exchange: LSEG: Provides financial market infrastructure and global data analytics services.
5+ YOE5+ years software development experience with C++/C#/ .NET, strong C++ fundamentals, Linux/Bash/Cron experience, cloud (Microsoft Azure/AWS/GCP), Git, CI/CD practices, and familiarity with AI-assisted coding tools.
C++, C#, .NET, Linux, Bash, Cron, Microsoft Azure, AWS, Google Cloud Platform (GCP), Git, GitHub Copilot, Microsoft Copilot, ChatGPT, Azure DevOps, GitHub Actions, Jenkins, AWS Lambda, Azure Functions, Docker, Kubernetes, Prometheus, Grafana, Datadog, Splunk, Microsoft Azure Monitor
3mo
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Senior Software Engineer - Aviation Displays
Olathe or St. Louis or Chandler
OnsiteFull Time
Garmin
GarminNYSE: GRMN: Designs and manufactures GPS-enabled navigation and wearable technology products.
5+ YOEBachelor’s in CS/EE/CE/SE/AE/Math/Physics plus 5+ years experience; strong software design, algorithms, leadership, and communication skills.
C, C++, Java, Data Structures, Object-Oriented Design
2d
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Senior Software Developer
Clayton, Missouri, United States
$82k-$127k/yr OnsiteFull Time
St. Louis County
St. Louis County: Provides essential public services and governance for St. Louis County.
5+ YOEFive years professional application development experience; proficiency with C#, Java, .NET, PHP, or C++; experience designing business applications, relational databases, secure coding, and delivering technical solutions.
C#, Java, .NET, PHP, C++, Git, CI/CD, SAST, DAST
1mo
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Software Developer Engineer (Experienced or Senior)
Hazelwood or Berkeley or Saint Louis
$127k-$217k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
5+ YOEBachelor's degree, 5+ years full‑stack software development, U.S. person able to obtain U.S. Secret security clearance, experience with mission/safety‑critical systems, agile and leadership experience.
4mo
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Senior Software Engineer- Quantitative Developer, Information Technology
St. Louis, Missouri, United States
OnsiteFull Time
NISA Investment Advisors
NISA Investment Advisors: Provides customized investment and risk management solutions for institutional investors.
5+ YOEBachelor's degree in a quantitative field; 5+ years of development; 3+ years Python; data systems design; cloud experience; collaboration with researchers; CI/CD; financial services exposure is a plus.
Python, AWS, Azure, GCP, CI/CD, SQL, Backtesting
1mo
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Senior Software Engineer
O'Fallon, Missouri, United States
$115k-$184k/yr OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global payment network facilitating electronic transactions and financial services.
3+ YOEBachelor's degree or equivalent, 3+ years software engineering experience (financial services preferred); strong software engineering knowledge, secure solution delivery, SDLC experience, and strong communication and mentoring skills.
2mo
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Sr. Software Engineer
Hazelwood, Missouri, United States
$82k-$115k/yr HybridFull Time
bioMérieux
bioMérieuxEuronext Paris: BIM: Develops and manufactures in vitro diagnostic solutions for laboratories.
7+ YOESenior-level software engineer with 7+ years full stack experience, AWS, IaC, microservices, and data governance.
AWS, Docker, Kubernetes, Terraform, CloudFormation, AWS CDK, Python, SQL, PostgreSQL, Oracle
4d
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Software Engineer
St. Louis, Missouri, United States
$100k/yr HybridFull Time
GardaWorld
GardaWorld: Provides physical security, cash management, and integrated risk services.
5+ YOE5+ years software development with cloud/data engineering on Microsoft Azure, production ownership, Python/TypeScript, SQL/Snowflake, Terraform, Git, strong communication and problem-solving.
Microsoft Azure, Azure Functions, Python, TypeScript, Node.js, Snowflake, SQL Server, T-SQL, SQL, Terraform, Datadog, Git, Microsoft Graph, Checkov, Event Grid, Service Bus, VNet, OAuth 2.0, PGP, S/MIME
2w
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Sr. Software Engineer
O'Fallon, Missouri, United States
$100k-$110k/yr OnsiteFull Time
Tech Mahindra
Tech MahindraNational Stock Exchange of India: TECHM: Global provider of information technology and business process services.
5+ YOEProven Java 8 experience with Spring Boot, Microservices, Angular JS, testing frameworks (JUnit, Mockito), cloud (PCF or Azure), Bachelor's degree, and 5+ years software development experience.
Java 8, Spring Boot, Microservices, Angular JS, JUnit, Mockito, PCF, Azure, Docker, Kubernetes, RESTful APIs, SQL, NoSQL
1w
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Software Developer II - Connect Service Software (Front End, Billing Software)
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, RDBMS, automated testing, cloud and container technologies; bachelor's degree preferred.
Angular, TypeScript, Java, Postgres, Oracle, AWS, Kubernetes, Spring Boot, Kafka, Cassandra, Git, JIRA, Confluence, Bitbucket, Bamboo, generative AI
2w
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Hogan Senior Software Engineer
Hopkins or Cincinnati or Irving or Earth City
$120k-$141k/yr OnsiteFull Time
U.S. Bank
U.S. BankNYSE: USB: Provider of personal, business, and institutional financial services.
5+ YOE5+ years relevant experience, Bachelor's degree or equivalent, experience with Hogan systems and mainframe technologies, strong algorithms/data-structures and agile/DevOps familiarity.
Hogan DDA Application, Hogan process dictionary (PCD), CICS/VTAM, IMS/DB2, COBOL II, Easy Trieve, JCL, MVS, Expeditor, Gitlab, Microsoft Excel
3w
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Software Developer - Advanced (MO, Saint Louis)
St. Louis, Missouri, United States
OnsiteFull Time
RiVidium
RiVidium: Provides cybersecurity software and IT services to federal agencies.
Requires RMF knowledge, experience with Python, HTML, CSS, JavaScript, React, Tableau, database development, and secure full‑stack software development; baccalaureate degree required.
Python, HTML, CSS, JavaScript, React, Tableau
1mo
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Senior Software Engineer - ServiceNow/Javascript/API
St. Louis or Brentwood or Richmond Heights or Clayton or Maplewood
HybridFull Time
Enterprise Mobility
Enterprise Mobility: Provider of vehicle rental and diverse mobility solutions.
3+ YOE3+ years software development, 2+ years ServiceNow and JavaScript experience, API scripting (REST/SOAP), shell scripting (SSH/PowerShell), US work authorization, reside in St. Louis area, security-minded.
ServiceNow, JavaScript, REST, SOAP, SSH, PowerShell, Agile, Scrum
2mo
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Senior Developer
St. Louis, Missouri, United States
OnsiteFull Time
Rapsodo
Rapsodo: Provides portable sports performance tracking and analytics devices.
8+ YOEBachelor’s or Master’s in CS/Engineering; 8+ years mobile development (Android/iOS); 3+ years Kotlin Multiplatform; strong architecture, KMP, and cross-platform data/UI design; CI/CD; device-connected apps; AI-assisted development experience.
Kotlin, Kotlin Multiplatform, Android, iOS, SwiftUI, Jetpack Compose, Gradle, CI/CD, Dependency Injection, BLE, Wi-Fi, TCP, KMP-iOS interoperability
3mo
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Sr. Software Engineer
Hazelwood, Missouri, United States
$82k-$115k/yr HybridFull Time
bioMérieux
bioMérieuxEuronext Paris: BIM: Provides diagnostic solutions for infectious diseases and industrial microbiology.
7+ YOE7+ years full stack development with Java; AWS; API development; security/compliance; IaC; data pipelines; relational databases; strong collaboration.
Java, Angular, AWS, Terraform, CloudFormation, Docker, Kubernetes, Python, SQL
1mo
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Sr Software Developer - API Integration
Creve Coeur or St. Louis
$110k-$130k/yr HybridFull Time
First Bank
First Bank: A family-owned bank providing financial solutions to businesses and individuals.
5+ YOE5+ years software development experience; hands-on Power Apps/Power Automate and Power Platform, REST/JSON API integration, Microsoft Azure, CI/CD and DevOps, Dataverse, Infrastructure as Code, and data mapping; knowledge of data privacy.
Microsoft Power Platform, Power Apps, Power Automate, Dataverse, Microsoft Azure, RESTful APIs, JSON, CI/CD, DevOps, Infrastructure as Code, ServiceNow, RPA, Microsoft SharePoint