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Python Developer Jobs in O Fallon, MO (NOW HIRING)

DCS Corp

Senior Level Software Developer

Saint Louis, MO · On-site

$53 - $70/hr

We are seeking a Software Engineer to support our client's intelligence analysis products and ... Java, JavaScript or Python enterprise application development. Web services architecture, design ...

Wipro Limited

DEVOPS ENGINEER

O Fallon, MO · On-site

$45K - $121K/yr

Python / Bash / Shell * Docker, Kubernetes (EKS) * Tools: Prometheus, Grafana, CloudWatch, ELK, Datadog, Splunk * Monitoring : Log analysis, alerting, and performance tuning Mandatory Skills: DevOps. ...

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Equifax

Mulesoft Developer

Saint Louis, MO · On-site

Bachelor's degree or equivalent experience * 2+ years experience working with software design and Java, Python and Javascript programming languages * 2+ years experience with software build ...

Equifax, Inc.

Mulesoft Developer

Saint Louis, MO · On-site

Bachelor's degree or equivalent experience * 2+ years experience working with software design and Java, Python and Javascript programming languages * 2+ years experience with software build ...

GRVTY

DevOps Engineer

Saint Louis, MO

$51.25 - $70.25/hr

As a DevOps Engineer, Sr. you will help ensure today is safe and tomorrow is smarter. Our work ... Understanding of Python, Bash, and Shell scripting * Knowledge of network technologies, common ...

SAIC

CI/CD and Platform Automation Engineer

Saint Louis, MO · On-site

$51.25 - $70.25/hr

Design and maintain CI/CD pipelines using GitHub Actions, Azure DevOps, and Jenkins. * Architect Docker-based build and test environments. * Manage Python packaging workflows and complex Conda ...

Northern Base

PL/SQL Developer

Hazelwood, MO · On-site

$110K - $120K/yr

Python * Familiarity with other RDBMS databases (Teradata, MS SQL Server, MySQL) * Strong ... Programming: Proficiency in PL/SQL for data manipulation and transformation. * Problem Solving:

Baer

Azure Cloud Developer (17638)

Saint Louis, MO · On-site

$52.25 - $64.75/hr

Strong Python or Java programming and SQL skills. * Experience with batch and streaming data pipelines, CSV/JSON/XML data formats, and Agile development. * Knowledge of CI/CD, SDLC, security, and ...

Baer Group

Azure Cloud Developer (17638)

Saint Louis, MO · On-site

$83 - $152/hr

Strong Python or Java programming and SQL skills. * Experience with batch and streaming data pipelines, CSV/JSON/XML data formats, and Agile development. * Knowledge of CI/CD, SDLC, security, and ...

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All JobsPython Developer JobsPython Developer Jobs in O'Fallon, MO

Python Developer information

See O Fallon, MO salary details

$12

$54

$80

How much do python developer jobs pay per hour?

As of Aug 20, 2026, the average hourly pay for python developer in O'Fallon, MO is $54.81, according to ZipRecruiter salary data. Most workers in this role earn between $45.19 and $62.26 per hour, depending on experience, location, and employer.

What does a Python developer do?

As a Python developer, your job is to use the Python programming language to develop, implement, and debug a project. In this role, you may create an application for your employer, design the framework for your code, build tools as necessary to get the job done, create websites, or publish new services. Python developers often work with data collection and analytics to create useful answers to questions and provide insight where it's needed most. Like most programming positions, the specifics of this job vary based on the needs of your employer. Some Python developers work as independent contractors instead of being exclusive to one company.

What does a Python developer do?

A Python Developer designs, codes, and maintains software applications using the Python programming language. They often work on web applications, data analysis, automation scripts, and more. Their responsibilities can include writing and testing code, debugging programs, integrating third-party services, and collaborating with other developers and stakeholders. Python Developers are valued for their ability to create efficient, scalable, and readable code. They may also be involved in deploying applications and maintaining technical documentation.

What are the key skills and qualifications needed to thrive as a Python developer, and why are they important?

To thrive as a Python Developer, you need strong programming skills in Python, a solid understanding of algorithms and data structures, and often a degree in computer science or a related field. Familiarity with frameworks like Django or Flask, version control systems such as Git, and knowledge of databases and cloud services are commonly required. Problem-solving ability, attention to detail, and effective communication help developers collaborate and deliver high-quality code. These skills and qualities are vital to building efficient, scalable software solutions and contributing effectively to development teams.

What are some common challenges Python developers face when working on large-scale projects?

Python Developers working on large-scale projects often encounter challenges such as managing codebase complexity, ensuring consistent code style among team members, and optimizing application performance. Collaboration with other developers becomes essential, often requiring the use of version control systems and code review processes. Additionally, integrating Python code with other technologies or legacy systems can present unique compatibility and testing hurdles. Proactively adopting best practices like modular architecture and thorough documentation can help mitigate these issues.

What is the difference between Python Developer vs Java Developer?

AspectPython DeveloperJava Developer
Required CredentialsBachelor's in CS or related field, Python certifications (optional)Bachelor's in CS or related field, Java certifications (optional)
Work EnvironmentWeb development, data science, automation, scriptingEnterprise applications, Android development, backend systems
Industry UsageTech startups, data companies, automation firmsFinancial services, enterprise software, mobile app companies
Common Search/ComparisonOften compared for backend and scripting rolesCompared for enterprise and mobile app development

Python Developers and Java Developers share similar educational backgrounds and often work in backend environments. However, Python is favored for data science, scripting, and rapid development, while Java is preferred for large-scale enterprise applications and Android development. Both roles are highly sought after, but their industry focus and project types differ.

How much do Python developers get paid?

Python developers' salaries vary based on experience, location, and skill level, but they typically earn between $70,000 and $120,000 annually in the United States. Senior developers with expertise in frameworks, data analysis, or machine learning can earn higher salaries, especially in tech hubs. Entry-level positions generally start around $60,000 to $80,000.

Is Python in demand in 2026?

Python developers are expected to remain in high demand through 2026 due to the language's widespread use in data science, web development, automation, and artificial intelligence. Proficiency in frameworks like Django or Flask and knowledge of related tools can enhance job prospects in this field.

Is there a demand for Python developers?

Python developers are in high demand across various industries such as technology, finance, and data science due to Python's versatility and widespread use in web development, automation, and machine learning. Employers seek professionals with skills in frameworks like Django or Flask and knowledge of data analysis tools like Pandas and NumPy, making Python a valuable programming language for job seekers.

What jobs can a Python Developer get?

A Python Developer can work in roles such as software engineer, web developer, data analyst, data scientist, machine learning engineer, automation engineer, and backend developer. These positions often require knowledge of frameworks like Django or Flask, and familiarity with databases and version control systems.
More about Python Developer jobs

What are the most commonly searched types of Python Developer jobs in O'Fallon, MO?

The most popular types of Python Developer jobs in O'Fallon, MO are:

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For Python Developer jobs in O'Fallon, MO, the most frequently searched job titles are:

What cities near O'Fallon, MO are hiring for Python Developer jobs?

Cities near O'Fallon, MO with the most Python Developer job openings:

Python Developer jobs near you
Infographic showing various Python Developer job openings in O'Fallon, MO as of August 2026, with employment types broken down into 1% Internship, 83% Full Time, 11% Part Time, and 5% Contract. Highlights an 76% Physical, 7% Hybrid, and 17% Remote job distribution, with an average salary of $114,015 per year, or $54.8 per hour.

CI/CD and Platform Automation Engineer

Science Applications International Corporation

Saint Louis, MO

$51.25 - $70.25/hr

Full-time

Posted 12 days ago

SAIC rating

7.9

Company rating: 7.9 out of 10

Based on 79 frontline employees who took The Breakroom Quiz

79th of 224 rated it services

Job description

SAIC is hiring a DevOps or CI/CD Engineer to support automated, secure, highperformance CI/CD pipelines for Esri technologies. You will design nextgeneration build and release infrastructure for cloud and onprem environments. 

Responsibilities

  • Design and maintain CI/CD pipelines using GitHub Actions, Azure DevOps, and Jenkins.
  • Architect Dockerbased build and test environments.
  • Manage Python packaging workflows and complex Conda environments.
  • Administer build infrastructure: runners, nodes, registries.
  • Implement automated security scanning, SBOMs, and artifact compliance.
  • Develop monitoring frameworks for build performance and reliability.
  • Modernize legacy workflows into fully automated processes.
  • Oversee secure software supply chain practices. 
SAIC is a premier mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. We integrate emerging technology, rapidly and securely, into mission critical operations that modernize and enable critical national imperatives.

We are approximately 23,000 strong; driven by mission, united by purpose, and inspired by opportunities. SAIC is an Equal Opportunity Employer. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.3 billion. For more information, visit saic.com. For ongoing news, please visit our newsroom.

Required Qualifications

  • Active TS/SCI is required. Anyone without this clearance cannot considered for this role.
  • Willing and able to pass a polygraph.
  • 1+ years of DevOps/CI/CD or platform automation experience.
  • Handson experience with YAML pipelines.
  • Experience with Python or JavaScript scripting.
  • Experience with Ansible, AWS CDK, Terraform, or similar IaC tools.
  • Docker expertise; Linux familiarity.
  • Understanding of dependency management, artifact signing, and SBOM tools.
  • Exposure to AWS/Azure compute and storage services.
  • Bachelor's in CS, Engineering, DevOps, or equivalent experience.
  • Active or Current TS/SCI.

Desired Qualifications

  • Master's degree.
  • Experience with ESRI products.
  • Releaseengineering or automated operations experience.
  • Experience in SAST/DAST or container security scanning.
  • Kubernetes experience.
  • DevSecOps exposure.
  • Security+ certification.
  • Experience in Agile/Scrum. 

What SAIC employees say

Pay

Benefits

Hours and flexibility

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