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Contract Backend Python Developer Jobs in Saint Louis, MO

Arka Infotech Inc

Sr. Scala Developer

Saint Louis, MO

$53 - $70/hr

... Python also a plus. Client is building a cloud-based 'Big Data' analytics platform using open ... Must be familiar w/NoSQL on the back-end. Qualifications BS Degree Additional Information All your ...

Bayer

Staff Software Engineer, Backend

Creve Coeur, MO · On-site

$117K - $171K/yr

Staff Software Engineer, Backend The world's farmers make high-stakes decisions every season - and ... Java, Python) with the ability to write understandable, testable code with an eye towards ...

Stellar IT Solutions

Data Scientist

Saint Louis, MO · On-site

... into Data Engineering. What the client is really looking for: * Advanced SQL + Python (core ... Strong in backend data modeling, manipulation, and cleansing (owns data structure, grain, and ...

Stellar IT Solutions LLC

Data Scientist

Saint Louis, MO · Remote

$55 - $60/hr

... into Data Engineering. What the client is really looking for: * Advanced SQL + Python (core ... Strong in backend data modeling, manipulation, and cleansing (owns data structure, grain, and ...

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All JobsContract Backend Python Developer JobsContract Backend Python Developer Jobs in Saint Louis, MO

Contract Backend Python Developer information

See Saint Louis, MO salary details

$15.6K

$144.1K

$185.7K

How much do contract backend python developer jobs pay per year?

As of Jun 27, 2026, the average yearly pay for contract backend python developer in Saint Louis, MO is $144,116.00, according to ZipRecruiter salary data. Most workers in this role earn between $141,500.00 and $162,800.00 per year, depending on experience, location, and employer.

What is the difference between Contract Backend Python Developer vs Contract Software Engineer?

AspectContract Backend Python DeveloperContract Software Engineer
Required credentialsProficiency in Python, frameworks like Django or Flask, API developmentVaries; often includes Python, Java, C++, or other languages, with general software development skills
Work environmentTypically in tech companies, startups, or agencies focusing on backend systemsBroader environments including frontend, backend, or full-stack roles across industries
Employer and industry usageUsed in tech, e-commerce, finance, and SaaS companies for backend servicesCommon across all industries requiring software solutions, including enterprise and consulting firms

Contract Backend Python Developers specialize in Python-based backend systems, focusing on API and server-side development. Contract Software Engineers have a broader scope, working with multiple programming languages and software components. While both roles require strong coding skills, Contract Backend Python Developers are more specialized in Python frameworks and backend architecture, making them ideal for projects centered on Python-based backend solutions.

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

To thrive as a Contract Backend Python Developer, you need strong proficiency in Python, experience designing and building APIs, and a solid understanding of databases and server-side architecture. Familiarity with frameworks like Django or Flask, version control systems like Git, and experience working with cloud platforms (such as AWS or Azure) are typically required. Excellent problem-solving skills, effective communication, and the ability to work independently are essential soft skills. These competencies ensure you can deliver robust, scalable backend solutions efficiently and collaborate seamlessly with cross-functional teams in a contract-based, deadline-driven environment.

What are some common challenges contract backend Python developers face when joining new projects?

Contract backend Python developers often encounter challenges such as quickly ramping up on unfamiliar codebases, adapting to varying development workflows, and integrating with existing teams remotely. Since contract roles are typically project-based and time-limited, developers must efficiently understand project requirements and existing infrastructure to contribute effectively from day one. Clear communication and proactive collaboration with team members, especially regarding code standards and deployment practices, are key to overcoming these challenges and ensuring smooth project delivery.

What is a Contract Backend Python Developer?

A Contract Backend Python Developer is a software engineer who specializes in building and maintaining the server-side logic of web applications using the Python programming language, typically on a temporary or project-based contract. They focus on developing APIs, databases, and other backend components that support the frontend of web or mobile applications. Unlike full-time employees, contract developers are usually hired for specific projects or timeframes, offering flexibility to both the developer and the employer.
What are popular job titles related to Contract Backend Python Developer jobs in Saint Louis, MO? For Contract Backend Python Developer jobs in Saint Louis, MO, the most frequently searched job titles are:
What job categories do people searching Contract Backend Python Developer jobs in Saint Louis, MO look for? The top searched job categories for Contract Backend Python Developer jobs in Saint Louis, MO are:
Contract Backend Python Developer jobs near you
Infographic showing various Contract Backend Python Developer job openings in Saint Louis, MO as of June 2026, with employment types broken down into 38% Full Time, 59% Part Time, and 3% Contract. Highlights an 86% Physical, 4% Hybrid, and 10% Remote job distribution, with an average salary of $144,116 per year, or $69.3 per hour.
Full Stack Developer (Backend Emphasis)

Full Stack Developer (Backend Emphasis)

Agile Defense

Scott Air Force Base, IL • On-site, Remote

$110K - $150K/yr

Other

Medical, Life, Retirement, PTO

Posted 14 days ago

Job description

About Agile Defense
 
At Agile Defense we know that action defines the outcome and new challenges require new solutions. That's why we always look to the future and embrace change with an unmovable spirit and the courage to build for what comes next.
 
Our vision is to bring adaptive innovation to support our nation's most important missions through the seamless integration of advanced technologies, elite minds, and unparalleled agility-leveraging a foundation of speed, flexibility, and ingenuity to strengthen and protect our nation's vital interests.

Requisition #: 1604

Job Title: Full Stack Developer (Backend Emphasis)

Location: Hybrid, Scott AFB, IL

Clearance Level: Secret, Must Have Ability to Obtain a Clearance

Required Certification(s): Ability to obtain Security+

Job Description

We are seeking a Senior Full Stack Developer (Backend Emphasis) to support a command and control system for the Mobility Air Force. This role focuses on designing and maintaining mission critical backend services in Java and .NET, building and securing RESTful APIs, and implementing cloud native patterns in Amazon GovCloud. You will work across the entire stack, but your primary responsibility will be backend architecture, service reliability, data integrity, and integration with cloud services. 

  • You will operate within an Agile environment and mentor junior developers while contributing to evolving DevSecOps pipelines and secure deployment practices. 
  • What you will do 
  • Design, implement, test, and deploy backend features using Java and .NET in AWS GovCloud. 
  • Lead the development of RESTful services, API endpoints, and backend integration patterns. 
  • Architect and implement microservices, serverless functions, and containerized workloads using AWS services such as Lambda, ECS, EKS, Fargate, and API Gateway. 
  • Build and optimize data models, SQL queries, and relational database operations. 
  • Participate in architecture reviews, design sessions, and backlog refinement. 
  • Conduct code reviews and refactor existing backend components for scalability, maintainability, and security. 
  • Integrate backend services into CI/CD pipelines with automated builds, tests, and scans. 
  • Ensure secure coding practices and interpret output from static and dynamic security analysis tools. 
  • Use scripting languages, including Python and Bash, to automate operational and deployment tasks. 
  • Troubleshoot complex backend issues across application logic, integrations, data stores, and cloud resources. 
  • Mentor team members in API design, backend architecture, and secure coding patterns.
Education and Background
  • Minimum Experience: 5+ years of professional development, including at least 3 years of Java development. 
  • Experience owning backend services or components in production. 
  • Bachelor's degree in Computer Science, Engineering, or related field, or equivalent experience. 
  • Ability to obtain or maintain a government security clearance. 
  • Prior DoD or federal experience is strongly preferred.
Years of Experience
5 years
Required Skills
  • Deep experience with Java and .NET development in production environments. 
  • Strong understanding of REST API design, service versioning, and integration testing. 
  • Experience deploying and managing backend services in AWS using Lambda, ECS, ECR, CloudFormation, RDS, S3, CloudWatch, and IAM. 
  • Experience with microservices or modular service architectures. 
  • Strong debugging skills in distributed systems. 
  • Experience working within DoD or regulated environments with security compliance requirements. 
  • Comfortable working with minimal day to day direction and accountable for end to end delivery.
Preferred Skills
  • Java (Spring Boot or similar frameworks) and .NET (Core or Framework). 
  • SQL and relational database design. 
  • Linux administration and scripting. 
  • Containerization with Docker and orchestration patterns. 
  • CI/CD tooling such as Jenkins, GitHub Actions, or GitLab CI. 
  • Cloud networking, IAM policies, and secure cloud deployment models. 
  • Basic front end technologies for full stack integration, including HTML, CSS, and JavaScript. 
  • OpenAPI Spec 3.x and automated code generation 
  • Agile methodology.
Working Conditions
This position is eligible for remote work in the St. Louis area. However, the position requires a government security clearance, so candidates must be U.S. citizens and eligible for work without a visa sponsorship.
Benefits
In addition, Agile Defense invests in its employees beyond just compensation.  Agile's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Learning and Development opportunities as well as other optional benefit elections.
$110,000 - $150,000 a year
Our Core Values
 
Employees of Agile Defense are our number one priority, and the importance we place on our culture here is fundamental. Our culture is alive and evolving, but it always stays true to its roots. Here, you are valued as a family member, and we believe that we can accomplish great things together. Agile Defense has been highly successful in the past few years due to our employees and the culture we create together. 
 
What makes us Agile? We call it the 6Hs, the values that define our culture and guide everything we do. Together, these values infuse vibrancy, integrity, and a tireless work ethic into advancing the most important national security and critical civilian missions. It's how we show up every day. It's who we are.
 
  • Happy - Be Infectious. Happiness multiplies and creates a positive and connected environment where motivation and satisfaction have an outsized effect on everything we do.
  • Helpful - Be Supportive. Being helpful is the foundation of teamwork, resulting in a supportive atmosphere where collaboration flourishes, and collective success is celebrated.
  • Honest - Be Trustworthy. Honesty serves as our compass, ensuring transparent communication and ethical conduct, essential to who we are and the complex domains we support.
  • Humble - Be Grounded. Success is not achieved alone, humility ensures a culture of mutual respect, encouraging open communication, and a willingness to learn from one another and take on any task.
  • Hungry - Be Eager. Our hunger for excellence drives an insatiable appetite for innovation and continuous improvement, propelling us forward in the face of new and unprecedented challenges.
  • Hustle - Be Driven. Hustle is reflected in our relentless work ethic, where we are each committed to going above and beyond to advance the mission and achieve success.
 
Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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