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

Senior Cloud DevOps Developer

Hazelwood, MO · On-site

$132.60K - $179.40K/yr

Senior Cloud DevOps Developer Company: The Boeing Company The Boeing Company is currently seeking a ... Ansible, Python, or Bourne Again Shell * 3+ years of experience with containerization and ...

Senior Cloud DevOps Developer

Hazelwood, MO · On-site

$132.60K - $179.40K/yr

Senior Cloud DevOps Developer Company: The Boeing Company The Boeing Company is currently seeking a ... Ansible, Python, or Bourne Again Shell * 3+ years of experience with containerization and ...

Job Title: Sr AWS Developer Location: St Louis, MO - Remote Start Duration: 6+ Months Contract then ... Java/Python/Scala * Strong notions of security best practices (e.g. using IAM Roles, KMS, etc.

Senior Software Engineer

O Fallon, MO · On-site

$114.60K - $151.10K/yr

Strict Must-Haves (Non-Negotiable) Python - Proven experience building and operationalizing ... native and DevOps technologies (e.g., Docker, CI/CD pipelines, PCF or other cloud platforms ...

Senior Software Engineer

O Fallon, MO · On-site

$114.60K - $151.10K/yr

Strict Must-Haves (Non-Negotiable) • Python - Proven experience building and operationalizing ... and DevOps technologies (e.g., Docker, CI/CD pipelines, PCF or other cloud platforms) • ...

Senior DevOps Integration Specialist

Hazelwood, MO

$122.60K - $157.50K/yr

Senior DevOps Integration Specialist Company: The Boeing Company The Boeing Company is currently ... Puppet, Ansible, Chef etc.) * 1+ years of experience using PowerShell, Bash, and Python * 1+ years ...

Senior DevOps Integration Specialist

Hazelwood, MO

$122.60K - $157.50K/yr

Senior DevOps Integration Specialist Company: The Boeing Company The Boeing Company is currently ... Puppet, Ansible, Chef etc.) * 1+ years of experience using PowerShell, Bash, and Python * 1+ years ...

Java Developer

O Fallon, MO · On-site

$47.75 - $61.75/hr

The Sr. Software Engineer opportunity we have in St. Louis, MO. All candidates will be required to ... Python, Perl, PHP, JavaScript, Go). * Orchestrates the deployment/maintenance of complex ...

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Senior Python Developer information

See O Fallon, MO salary details

$51.5K

$132.8K

$182.4K

How much do senior python developer jobs pay per year?

As of Jun 1, 2026, the average yearly pay for senior python developer in O'Fallon, MO is $132,815.00, according to ZipRecruiter salary data. Most workers in this role earn between $113,700.00 and $153,000.00 per year, depending on experience, location, and employer.

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

To thrive as a Senior Python Developer, you need advanced proficiency in Python programming, experience with software architecture, and a solid understanding of algorithms and data structures, usually backed by a degree in computer science or related fields. Familiarity with frameworks like Django or Flask, version control systems such as Git, and containerization tools like Docker are typically required, alongside knowledge of modern CI/CD pipelines. Strong problem-solving abilities, effective communication, and leadership skills help you collaborate with teams and mentor junior developers. Mastery of these skills ensures the delivery of scalable, maintainable software solutions and the ability to drive technical excellence within development teams.

What are some common challenges faced by Senior Python Developers when leading a development team?

Senior Python Developers often encounter challenges such as balancing hands-on coding with mentoring junior team members and ensuring code quality across the team. They are also responsible for making architectural decisions, which requires staying updated on best practices and emerging Python frameworks. Additionally, coordinating collaboration between cross-functional teams (like DevOps, QA, and front-end developers) can be complex, especially in agile environments where requirements may shift rapidly. Overcoming these challenges helps foster a productive and innovative team culture.

What are the main responsibilities of a Senior Python Developer?

A Senior Python Developer is responsible for designing, developing, and maintaining complex software applications using the Python programming language. They lead the technical aspects of projects, mentor junior developers, and ensure code quality through code reviews and best practices. Additionally, they collaborate with cross-functional teams to gather requirements, solve technical challenges, and deploy scalable and efficient solutions. Senior Python Developers are also expected to stay updated with the latest trends and advancements in Python and related technologies.

What is the difference between Senior Python Developer vs Python Developer?

AspectSenior Python DeveloperPython Developer
Required ExperienceTypically 5+ years, with leadership and complex project experienceUsually 1-3 years, focusing on core Python skills
ResponsibilitiesDesigning architecture, mentoring, handling complex systemsWriting code, debugging, implementing features
CertificationsOptional but beneficial (e.g., Python certifications, cloud certs)Often not required
Work EnvironmentCollaborative teams, project planning, code reviewsDevelopment-focused, task-oriented

The main difference between a Senior Python Developer and a Python Developer lies in experience, responsibilities, and leadership. Senior developers handle complex projects, mentor others, and often participate in architecture decisions, while Python Developers focus on coding and feature implementation. Both roles are essential in tech companies, but the senior role requires more experience and broader skills.

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:
What are popular job titles related to Senior Python Developer jobs in O'Fallon, MO? For Senior Python Developer jobs in O'Fallon, MO, the most frequently searched job titles are:
What job categories do people searching Senior Python Developer jobs in O'Fallon, MO look for? The top searched job categories for Senior Python Developer jobs in O'Fallon, MO are:
What cities near O'Fallon, MO are hiring for Senior Python Developer jobs? Cities near O'Fallon, MO with the most Senior Python Developer job openings:
Senior Cloud DevOps Developer

Senior Cloud DevOps Developer

Boeing

Hazelwood, MO • On-site

$132.60K - $179.40K/yr

Full-time

Medical, Life, Retirement

Posted 19 days ago


Boeing rating

8.5

Company rating: 8.5 out of 10

Based on 585 frontline employees who took The Breakroom Quiz

34th of 512 rated manufacturers


Job description

Senior Cloud DevOps Developer

Company:

The Boeing Company

The Boeing Company is currently seeking a Senior Cloud DevOps Developer to join the team in Hazelwood, MO.

This individual will join the Information Digital Technology & Security (IDT&S) Classified Cloud Platform team and play a pivotal role in enabling Classified Cloud Platforms at Boeing, ensuring that our systems meet the highest security standards.

Position Responsibilities:

  • Lead the design, development, testing, deployment, configuration, and maintenance of infrastructure, software, and components in Azure Cloud, ensuring alignment with best practices and organizational goals

  • Collaborate with Enterprise Cloud Architects, and Cybersecurity compliance teams to ensure alignment between automation designs and governance frameworks

  • Implement Infrastructure as Code (IaC) and Configuration as Code (CaC)

  • Implement and operationalize Policy-as-Code using tools like Azure Policy, OPA/Gatekeeper, and Rego

  • Champion the alignment of use cases and objectives with architectural standards and security protocols, ensuring comprehensive integration across all projects and initiatives

  • Execute against defined guidelines and best practices for cloud-oriented development & implementations, including requirements in support of Risk Management Framework

  • Oversee and guide the research and analysis of complex issues, such as application integration and performance, while formulating strategic recommendations and resolutions to drive continuous improvement

BasicQualifications (Required Skills/Experience):

  • Bachelor's degree or higher

  • 5+ years of experience in designing, building, and operating cloud infrastructure and services with Azure or Amazon Web Services

  • 3+ years of experience writing and implementing Infrastructure as Code (IaC) with Bicep, ARM, or Terraform

  • 3+ years of experience writing and implementing Configuration as Code (CaC) with Ansible, Python, or Bourne Again Shell

  • 3+ years of experience with containerization and Kubernetes (e.g., Elastic Kubernetes Service, Azure Kubernetes Service)

Preferred Qualifications (Desired Skills/Experience):

  • Active U.S. Secret Clearance

  • Experience with Policy As Code (PaC) (Azure Policy, Open Policy Agent (OPA)/Gatekeeper, Rego, or equivalent)

  • Experience working with security frameworks and standards such as Risk Management Framework (RMF), National Institute of Standards and Technology (NIST), Cloud Computing Security Requirements Guide (CC SRG) , Federal Risk and Authorization Management Program (FedRAMP), and Security Technical Implementation Guide (STIG)

  • Experience designing, building, and operating Continuous Integration/Continuous Deployment (CI/CD) pipelines (e.g., GitLab, Artifactory, Azure DevOps, Jenkins)

  • Experience in the designing, building or operating of any of the following security and compliance tools including RSA Authentication Manager/SecurID, Nessus, Coverity, SonarQube

  • Experience with Linux and Windows Administration

  • Experience with Scaled Agile Framework (SAFe) or Agile Methodologies

Drug Free Workplace:

Boeing is a Drug Free Workplace where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies.

Pay & Benefits:

At Boeing, we strive to deliver a Total Rewards package that will attract, engage and retain the top talent. Elements of the Total Rewards package include competitive base pay and variable compensation opportunities.

The Boeing Company also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work.

The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location, date of hire, and the applicability of collective bargaining agreements.

Pay is based upon candidate experience and qualifications, as well as market and business considerations.

Summary pay range: $132,600 - $179,400

Language Requirements:

Not Applicable

Education:

Bachelor's Degree or Equivalent

Relocation:

This position offers relocation based on candidate eligibility.

Export Control Requirement:

This position must meet U.S. export control compliance requirements. To meet U.S. export control compliance requirements, a "U.S. Person" as defined by 22 C.F.R. 120.62 is required. "U.S. Person" includes U.S. Citizen, U.S. National, lawful permanent resident, refugee, or asylee.

Safety Sensitive:

This is not a Safety Sensitive Position.

Security Clearance:

This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. An interim and/or final U.S. Secret Clearance Post-Start is required.

Visa Sponsorship:

Employer will not sponsor applicants for employment visa status.

Contingent Upon Award Program

This position is not contingent upon program award

Shift:

Shift 1 (United States of America)

Stay safe from recruitment fraud! The only way to apply for a position at Boeing is via our Careers website. Learn how to protect yourself from recruitment fraud - Recruitment Fraud Warning

Boeing is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.

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