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Software Developer Internship Jobs in St Louis, MO

Engineering Engineering interns help design, build, test, and improve technology solutions that support our business. Successful candidates demonstrate foundational software development and technical ...

Engineering Engineering interns help design, build, test, and improve technology solutions that support our business. Successful candidatesdemonstratefoundational software development and technical ...

Leidos, a leading defense, intelligence, and technology company, is seeking motivated and aspiring software engineering students for ourSummer 2027 Internship Program (Starts May 2027). As aSoftware ...

Project Engineer Intern

Saint Louis, MO

$16.25 - $21.25/hr

Project Engineering Intern - Full Circuit Internship Program Power Up Your Career with Rogers Who ... Use industry technology and construction-management software * Complete weekly deliverables as part ...

Showing results 41-60

Software Developer Internship information

See St Louis, MO salary details

$11

$22

$38

How much do software developer internship jobs pay per hour?

As of Sep 4, 2026, the average hourly pay for software developer internship in St. Louis, MO is $22.26, according to ZipRecruiter salary data. Most workers in this role earn between $17.98 and $23.61 per hour, depending on experience, location, and employer.

What is a software developer internship?

A Software Developer Internship is a temporary position designed for students or recent graduates to gain hands-on experience in software development. Interns work alongside experienced developers to assist in coding, debugging, testing, and sometimes designing software solutions. The role helps interns improve their programming skills, understand software development workflows, and gain exposure to industry tools and practices. Many internships also offer mentorship and networking opportunities, which can lead to full-time positions after graduation.

What types of projects or assignments can I expect as a software developer intern?

As a Software Developer Intern, you'll typically work on real-world projects that support the ongoing development goals of your team, such as building features, fixing bugs, or participating in code reviews. Many internships involve collaborating with full-time developers, attending daily stand-ups, and sometimes contributing to documentation or testing efforts. This hands-on experience not only helps you apply classroom knowledge but also exposes you to agile development methodologies and workplace best practices. You'll have the opportunity to make impactful contributions while learning from experienced mentors and peers.

What are the key skills and qualifications needed to thrive in a software developer internship, and why are they important?

To thrive as a Software Developer Intern, you need a foundational understanding of programming languages such as Python, Java, or C++, typically supported by relevant coursework or coding projects. Familiarity with version control tools like Git, basic software development frameworks, and participation in coding bootcamps or certifications is advantageous. Strong problem-solving ability, eagerness to learn, and effective communication skills set top candidates apart. These skills and qualities enable interns to effectively contribute to projects, collaborate with teams, and adapt quickly to professional development environments.

What does a software developer internship do?

A software developer internship provides hands-on experience in designing, coding, testing, and debugging software applications under the supervision of experienced developers. Interns often work on real projects, learn industry tools like version control systems, and develop programming skills in languages such as Java, Python, or C++. The internship helps build practical knowledge and professional skills for a future career in software development.

What are the most commonly searched types of Software Developer jobs in St. Louis, MO?

The most popular types of Software Developer jobs in St. Louis, MO are:

What cities near St. Louis, MO are hiring for Software Developer Internship jobs?

Cities near St. Louis, MO with the most Software Developer Internship job openings:

Infographic showing various Software Developer Internship job openings in St. Louis, MO as of August 2026, with employment types broken down into 85% Full Time, 10% Part Time, 1% Temporary, and 4% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $46,298 per year, or $22.3 per hour.

Embedded Software Engineer Intern

Leonardo DRS

Bridgeton, MO • On-site

$41K - $53K/yr

Full-time, Internship

Medical, Dental, Vision, Life, Retirement, PTO

Posted 28 days ago


Leonardo DRS rating

8.2

Company rating: 8.2 out of 10

Based on 57 frontline employees who took The Breakroom Quiz

86th of 545 rated manufacturers


Job description

Job ID: 115031 

The Leonardo DRS Land Systems business is a recognized leader in the design and integration of complex technologies into new and legacy systems and platforms for global military and commercial customers. We are a 6 year running Top Workplace in the Greater St. Louis area.  

Job Summary

Leonardo DRS Land Systems is seeking an Embedded Software Engineer Intern for Summer 2026 to help our Software Engineering (SW) team meet the technical performance requirements on complex system development programs.  This position will be working on a variety of programs and writing (C,C++,C#, Java and Python) software that runs on the hardware we develop.  The position will also execute an interdisciplinary process to ensure that the customer and stakeholder needs and requirements are satisfied in a high quality, trustworthy, cost efficient, and schedule compliant manner.  The purpose of the internship is to provide meaningful professional hands-on experience to students with proven academic performance and leadership potential.  Students will also get to utilize our companies flexible work schedule.   

Job Responsibilities
  • Work under the direction of the Software Engineering Manager, Software Engineering Technical Director, and Lead Software Engineers on various Software Engineering activities
  • May code using C/C++/C#/Java to complete coding assignments
  • Source code management of new and/or modified code
  • May use MATLAB and/or Simulink software in the performance of assignments
  • Work closely with and assist engineers in the conduct of various engineering assignments
  • Carry out basic work instructions that will help in understanding the fundamentals of the Company and also learn new things
  • Conduct limited scope testing under the supervision of engineers
  • Complete assigned tasks on time
  • Gather and assemble data for engineers
  • May be required to help in research in a particular field
  • Conduct design analysis and/or calculations under the supervision of engineers
  • Assist engineers with appropriate design details
  • Must have good interpersonal skills and have the ability to build a good network
  • Perform a wide variety of tasks to gain familiarity with the engineering staff, methods, programs and practices
  • Support, communicate, reinforce and defend the mission, values and culture of the organization
  • Other duties as assigned
Qualifications
  • High School Diploma or GED, and currently a Junior or above in a Bachelor's program in Computer Science, Computer Engineering, Mathematics, Physics, or equivalent
  • Must have good interpersonal skills
  • Excellent analytical and communication skills, written and oral

Desired Knowledge:

  • Basic knowledge and familiarity with: C, C++, C#, Java, Python, git
  • Knowledge of Windows, Linux, or a real time operating system
  • Proficient use of Microsoft Office products

The salary range for this position is $41,011.00/year- $53,315.00/year for the state of Illinois.  This range reflects the good faith estimate of pay the employer is willing to offer at the time of posting. Several factors can influence the pay scale, including but not limited to: Federal contract labor categories and contract wage rates, collective bargaining agreements, geographic location, business considerations, scope, and responsibilities of the position, local or other applicable market conditions, and internal equity. Other factors include the candidate's qualifications such as prior work experience, specific skills and competencies, education/training, and certifications. In addition to base pay, employees may be eligible for: annual performance-based bonuses, equity awards, and overtime pay (for non-exempt employees as applicable. Our benefits package includes comprehensive health insurance (medical, dental, vision), employer matching 401(k) retirement plan, paid time off including vacation, holidays, and sick leave (including ant state-mandated paid sick leave), parental leave benefits, tuition reimbursement, professional development support, and life and disability insurance coverage.

Taking care of our people is a top priority at Leonardo DRS. We are proud to offer competitive salaries and comprehensive benefits, including medical, dental, and vision coverage, a company contribution to a health savings account, telemedicine, life and disability insurance, legal insurance, and a 401(k) savings plan. We champion wellness programs that focus on physical, emotional, and financial well-being. We develop our talent by offering programs and activities to support career-growth, professional development, and skill enhancement. And we understand there is more to life than work, and the importance of offering flexible work schedules with our 9/80 program, competitive vacation, health/emergency leave, paid parental leave, and community service hours. 
*Some employees are eligible for limited benefits only

Leonardo DRS, Inc. and its subsidiaries provide equal opportunities to all employees and applicants for employment and prohibit discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. #LSY


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About Leonardo DRS

Sourced by ZipRecruiter

Industry

Navigational, measuring, electromedical, and control instruments manufacturing and communications equipment manufacturing

Company size

5,001 - 10,000 Employees

Headquarters location

Arlington, VA, US

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