326 senior software developer jobs at 102 companies in Ballwin, MO

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
2mo
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Senior Software Engineer
Atlanta or Boston or Morristown or Plano or St. Louis or St. Petersburg or Hyderabad
HybridFull Time
Zelis
Zelis: Providing healthcare payment and claims cost management solutions.
4+ YOESenior backend software engineer with 4+ years of experience building, deploying, and operating backend services and APIs on cloud, plus CI/CD and strong communication.
TypeScript, Node.js, Angular, SASS, PostgreSQL, Elasticsearch, AWS, Terraform, CI/CD, AI-assisted development tools
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.
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
2mo
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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
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
2mo
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Software Engineer (Experienced, Senior)
Hazelwood or Berkeley
OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
5+ YOEBachelor's degree; 5+ years C/C++ and SDLC experience; real-time embedded software experience; Agile; active Secret Clearance preferred.
C/C++, Python, Git, Jira, ClearCase, DO-178C, GreenHills Integrity, MIL-HDBK-516C, MIL-STD-882E
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.
3mo
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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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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
3w
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Software Engineer
Denver or Springfield or Sterling or St. Louis
$82k-$172k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOEBachelor's in CS or related, 5+ years software development experience, Java and/or Python proficiency, experience with web frameworks and databases, TS/SCI clearance with polygraph required, Agile and secure coding experience.
Java, Python, ArcGIS, GeoServer, OpenLayers, Leaflet, Cesium, Docker, Kubernetes, CI/CD
1mo
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Senior Software Engineer - News Engineering (Elasticsearch)
New York or St. Louis
$114k-$190k/yr HybridFull Time
London Stock Exchange Group
London Stock Exchange GroupLondon Stock Exchange: LSEG: Provides financial market infrastructure and global data analytics services.
Strong experience with Java and Python on Linux; real-time systems; IP-based protocols; unit testing; Elasticsearch; cloud infrastructure; container orchestration; strong problem-solving and independent communication.
Java, Python, Linux, Elasticsearch, Kubernetes, Terraform, GitLab CI/CD, GitHub Copilot
3d
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Lead Software Developer
Seattle or St. Louis or Arlington or Ridley Park or Charleston or Mesa
$183k-$265k/yr HybridFull Time
Boeing
BoeingNYSE: BA: Manufactures commercial and military aircraft, satellites, and defense systems.
10+ YOEBachelor's degree in a technical field and 10+ years developing software, data pipelines, and cloud-based data services; U.S. Person required for export control; drug testing and COI assessment apply.
Microsoft Teams, Mattermost, GitHub
1mo
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Software Developer
United States or Missouri or Austin or Boston or Chattanooga or Chicago or Dallas or Denver or Houston or Jefferson City or Kansas City or Los Angeles or Madison or Milwaukee or Minneapolis or Nashville or Oakland or Omaha or Phoenix or Providence or Springfield or Saint Louis or Washington
$105k-$237k/yr HybridFull Time
Husch Blackwell
Husch Blackwell: A nationwide firm providing industry-focused legal and litigation services.
5+ YOEBachelor's in CS/related (or equivalent) and 5+ years enterprise app development/AI/cloud engineering experience; strong C#, .NET, Azure, AI implementation, CI/CD, and cloud-native backend skills.
C#, .NET Core, .NET 8, ASP.NET, Azure App Services, Azure Web Apps, Azure Functions, Durable Functions, Azure Service Bus, Azure SQL Database, Docker, Azure Application Insights, Azure DevOps, GitHub Actions, Git, Azure AI Foundry, Azure OpenAI, Copilot Studio, Entra ID
4d
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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
1w
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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
3w
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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
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
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