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Internship Sr Python Developer Jobs in Saint Louis, MO

ArchKey Solutions LLC

Senior Python Developer

Fenton, MO

$116K - $156K/yr

Description SR. PYTHON DEVELOPER This position is based out of our St Louis, MO office About ArchKey ArchKey is one of the nation's largest privately held specialty trade installation and integrated ...

ArchKey Solutions

Senior Python Developer

Fenton, MO

$116K - $156K/yr

SR. PYTHON DEVELOPER This position is based out of our St Louis, MO office About ArchKey ArchKey is one of the nation's largest privately held specialty trade installation and integrated facility ...

Archkey Solutions LLC

Senior Python Developer

Fenton, MO · On-site

$116K - $156K/yr

Description SR. PYTHON DEVELOPER This position is based out of our S t Louis, MO office About ArchKey ArchKey is one of the nation's largest privately held specialty trade installation and integrated ...

ArchKey Solutions

Senior Python Developer

Fenton, MO · On-site

$116K - $156K/yr

SR. PYTHON DEVELOPER This position is based out of our St Louis, MO office About ArchKey ArchKey is one of the nation's largest privately held specialty trade installation and integrated facility ...

ArchKey Solutions

Senior Python Developer

Fenton, MO · On-site

$116K - $156K/yr

The Senior Python Developer is responsible for designing, developing, and maintaining complex Python applications and systems while providing technical leadership and mentoring to team members.

Perficient

Full Stack Python Engineer

Saint Louis, MO · On-site

We currently have a career opportunity for a Full Stack Senior Python Engineer with React and AWS experienceto join our remote team located anywhere within the US. This is an outstanding opportunity ...

Arka Infotech Inc

Sr. Scala Developer

Saint Louis, MO · On-site

$53 - $70/hr

Louis, Missouri 08-03-2015 Senior Scala Developer w/hands-on experience writing Scala architecture on OS X and AWS models -- experience coding in Clojure, Java, and/or Python also a plus. Client is ...

MasterCard

Senior AI Engineer

O Fallon, MO · Hybrid

$97K - $134K/yr

Develop high-performance Python backend services for LLM inference orchestration, async job ... Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty ...

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All JobsSr Python Developer JobsInternship Sr Python Developer JobsInternship Sr Python Developer Jobs in Saint Louis, MO

Internship Sr Python Developer information

See Saint Louis, MO salary details

$53.5K

$138K

$189.6K

How much do internship sr python developer jobs pay per year?

As of Aug 1, 2026, the average yearly pay for internship sr python developer in Saint Louis, MO is $138,032.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,100.00 and $159,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as an Internship Sr Python Developer, and why are they important?

To thrive as an Internship Sr Python Developer, you need strong proficiency in Python programming, a solid understanding of software development principles, and ideally a degree in computer science or a related field. Familiarity with tools like Git, frameworks such as Django or Flask, and knowledge of databases are typically expected, while certifications in Python or web development can be advantageous. Excellent problem-solving skills, teamwork, and effective communication set candidates apart in collaborative tech environments. These competencies are crucial for delivering quality code, integrating seamlessly with development teams, and adapting to evolving project requirements.

What does an Internship Sr Python Developer do?

An Internship Sr Python Developer is typically an intern with advanced Python programming skills who assists with software development projects, often working on challenging tasks under the guidance of senior developers. They may be involved in coding, debugging, testing, and maintaining Python applications, as well as collaborating with team members on project requirements and solutions. This role is ideal for students or recent graduates looking to gain hands-on experience in real-world Python development environments, and it often serves as a stepping stone to full-time developer positions.

What typical projects or tasks can an Internship Sr Python Developer expect to work on during their internship?

As an Internship Sr Python Developer, you can expect to contribute to real-world projects such as developing new features for web applications, automating data processing tasks, or improving existing codebases for better performance and readability. You may also be involved in code reviews, debugging, writing unit tests, and collaborating closely with other developers, QA engineers, and product managers. This hands-on experience is designed to deepen your proficiency in Python while exposing you to industry-standard tools and agile development practices. The internship often provides mentorship opportunities and exposure to collaborative workflows, preparing you for more advanced roles in software development.
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Internship Sr Python Developer jobs near you
Infographic showing various Internship Sr Python Developer job openings in Saint Louis, MO as of July 2026, with employment types broken down into 81% Full Time, 6% Part Time, 1% Temporary, and 12% Contract. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution, with an average salary of $138,032 per year, or $66.4 per hour.

Senior Python Developer

Noor Staffing Group

Saint Louis, MO

$150K - $190K/yr

Other

Re-posted 11 days ago

Job description

Position: Senior Python Developer

Location: St. Louis area (onsite)

Salary: $150,000 - $190,000 DOE + full benefits

What you need for this position:

Hold a TS/SCI Clearance

Experience with Python or similar backend programming language (Java, Golang, node.js)

Excellent communication and team skills

5+ years of Software Development experience

Apply