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Senior Net Software Developer Jobs in Ballwin, MO

Mastercard, Inc.

Senior Software Engineer

O Fallon, MO · On-site

$114K - $151K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

This role is for a Senior Software Engineer who will contribute to the design, development ... DevOps engineers, product owners, and program teams to understand requirements and deliver ...

MasterCard

Senior Software Engineer

O Fallon, MO

$114K - $151K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

This role is for a Senior Software Engineer who will contribute to the design, development ... DevOps engineers, product owners, and program teams to understand requirements and deliver ...

Trinity Global Consulting

Senior Software Engineer

Saint Louis, MO · On-site

$119K - $157K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Senior-level experience with history of successful software deployments. Desired: * Master's degree or higher in Engineering, Computer Science, Information Technology, Management Information Systems ...

Trinity Global Consulting

Senior Software Engineer

Saint Louis, MO · On-site

$119K - $157K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Senior-level experience with history of successful software deployments. Desired: * Master's degree or higher in Engineering, Computer Science, Information Technology, Management Information Systems ...

Trinity Global Consulting

Senior Software Engineer

Saint Louis, MO

$119K - $157K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Senior-level experience with history of successful software deployments. Desired: * Master's degree or higher in Engineering, Computer Science, Information Technology, Management Information Systems ...

MasterCard

Senior Software Engineer

O Fallon, MO · On-site

$114K - $151K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Title and Summary Senior Software Engineer Who We Are Mastercard powers economies and empowers ... Experience with CI/CD pipelines and DevOps engineering practices. Knowledge of observability ...

Mastercard, Inc.

Senior Software Engineer

O Fallon, MO · On-site

$114K - $151K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Title and Summary Senior Software Engineer Who We Are Mastercard powers economies and empowers ... CI/CD pipelines and DevOps engineering practices. • Knowledge of observability tooling ...

MasterCard

Senior Software Engineer

O Fallon, MO · On-site

$114K - $151K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy ...

MasterCard

Senior Software Engineer

O Fallon, MO · On-site

$114K - $151K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy ...

Biomerieux

Sr. Software Engineer

Hazelwood, MO · On-site

$113K - $149K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

The Senior Software Engineer works within established architectural frameworks, enhances CI/CD and infrastructure as code solutions, and develops reliable data pipelines and governance practices. The ...

BioFire Diagnostics

Sr. Software Engineer

Hazelwood, MO

$115K - $152K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

The Senior Software Engineer works within established architectural frameworks, enhances CI/CD and infrastructure as code solutions, and develops reliable data pipelines and governance practices. The ...

Biomerieux

Sr. Software Engineer

Hazelwood, MO · On-site

$113K - $149K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

The Senior Software Engineer works within established architectural frameworks, enhances CI/CD and infrastructure as code solutions, and develops reliable data pipelines and governance practices. The ...

Biomerieux

Sr. Software Engineer

Hazelwood, MO · On-site

$113K - $149K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

The Senior Software Engineer works within established architectural frameworks, enhances CI/CD and infrastructure as code solutions, and develops reliable data pipelines and governance practices. The ...

bioMérieux

Sr. Software Engineer

Hazelwood, MO · On-site

$115K - $152K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

The Senior Software Engineer works within established architectural frameworks, enhances CI/CD and infrastructure as code solutions, and develops reliable data pipelines and governance practices. The ...

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Showing results 41-60

All JobsNet Software Developer JobsSenior Net Software Developer JobsSenior Net Software Developer Jobs in Ballwin, MO

Senior Net Software Developer information

See Ballwin, MO salary details

$35

$58

$76

How much do senior net software developer jobs pay per hour?

As of Aug 17, 2026, the average hourly pay for senior net software developer in Ballwin, MO is $58.54, according to ZipRecruiter salary data. Most workers in this role earn between $51.44 and $65.43 per hour, depending on experience, location, and employer.

What is the difference between Senior Net Software Developer vs Software Engineer?

AspectSenior Net Software DeveloperSoftware Engineer
Required CredentialsBachelor's in CS or related field, certifications like MCSD often preferredBachelor's or higher in CS or related field, certifications vary
Work EnvironmentTypically in enterprise or corporate settings, focusing on .NET technologiesVaries from startups to large companies, working on diverse projects
Industry UsageCommon in finance, healthcare, and enterprise software sectorsWidely used across tech, finance, healthcare, and more

Both roles require strong programming skills and experience with software development. Senior Net Software Developers focus specifically on .NET frameworks and enterprise applications, while Software Engineers may work across multiple platforms and technologies. The choice depends on the specific tech stack and industry focus.

More about Senior Net Software Developer jobs

What cities near Ballwin, MO are hiring for Senior Net Software Developer jobs?

Cities near Ballwin, MO with the most Senior Net Software Developer job openings:

Senior Net Software Developer jobs near you

Senior Software Engineer 622

Freedom Technology Solutions Group

Saint Louis, MO • Remote

$119K - $157K/yr

Full-time

Re-posted 24 days ago

Job description

Freedom Technology Solutions Group is seeking a Software Developer to support our client's intelligence analysis products and capabilities. This position involves providing software development capabilities to enhance existing and emerging client capabilities, including design and development, modernization of existing applications and services, and operations and sustainment. The role focuses on driving the client's adaptation of higher levels of automation and operational efficiency through agile development methodologies, rapid prototyping, and modern technology stacks. 

The Senior Software Developer provides comprehensive knowledge across multiple backend and cloud technologies, leading major assignments and guiding project outcomes. Functions as a technical expert and may lead teams of developers. 

Responsibilities: 

  • Lead the design, development, and deployment of enterprise-scale backend services.
  • Architect and optimize secure DevSecOps pipelines and automated testing frameworks.
  • Direct the migration, scaling, and modernization of applications in AWS environments.
  • Drive geospatial solution integration across enterprise applications.
  • Define technical standards, coding guidelines, and best practices.
  • Supervise development teams and provide technical mentorship.
  • Evaluate performance results and recommend project-wide improvements.
  • Support proposal writing, technical white papers, and client briefings. 

Key Technologies:

  • Linux
  • Java, JavaScript, Python
  • Containerization (Docker, OpenShift, Kubernetes, ...)
  • AWS Services
  • GitLab
  • Apache Spark, Glue, and other ETL processes/procedures
  • Data Types: Structured and Unstructured, Parquet, JSON, XML, etc. 

Required Qualifications:

  • Active security clearance TS/SCI (eligible for CI Poly).
  • 9-13 years of backend development experience.
  • Expert proficiency in Java, JavaScript, and/or Python.
  • Proven leadership in DevSecOps adoption and Agile/SAFe development frameworks.
  • Advanced AWS expertise, including architecture and deployment of containerized applications.
  • Deep experience with geospatial systems and enterprise integration.
  • Strong ability to plan, manage, and deliver complex technology assignments.
  • Using GitLab for code source repository and using GitLab CI/CD
  • Developing customized code, scripts, modules, macro procedures, or libraries for specialized spatial analysis functions using languages such as Python, Java, JavaScript, PHP, C, C++, C#, Perl, or similar
  • Experience working independently with clients or stakeholders to develop user stories for full-service consumer and business applications 

Desired Qualifications:

  • Experience with government and/or commercial imagery products, including SAR or related RADAR imaging technologies
  • Developing geospatial information systems (GIS) and working with open-source and proprietary geospatial formats
  • Using and developing common geospatial tools, data, and operating platforms such as:
    • Tools: Boundless Spatial suite, Remote View, PostGRES/PostGIS, Oracle Spatial, ArcGIS Desktop, ArcGIS Server, Image Server, File Geodatabases
    • Data Formats: KML, KMZ, NITF, TIFF, JPEG, GeoPDF, and similar geo-related formats and data structures
  • Abstracting new or legacy systems via standards-based APIs, including Open Geospatial Consortium standards
  • Developing terrain analysis visualization and algorithms
  • Developing automated detection algorithms
  • Experience with Argo Workflows 

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