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Entry Level Software Developer Jobs in O Fallon, MO

Associate Graduate Engineer

Saint Louis, MO · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

This entry-level role involves designing engineering systems for overhead and subsurface utility ... Working knowledge of 2D CADD software (AutoCAD or similar) including generating layout drawings and ...

Associate Graduate Engineer

Saint Louis, MO · On-site +1

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

This entry-level role involves designing engineering systems for overhead and subsurface utility ... Working knowledge of 2D CADD software (AutoCAD or similar) including generating layout drawings and ...

Early Career Civil Engineer

Saint Louis, MO · Hybrid

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Perform routine engineering functions and provide entry-level technical assistance on various ... Experience using the Microsoft Office software suite * Must be able to work in the US without the ...

Early Career Civil Engineer

Saint Louis, MO · Hybrid

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Perform routine engineering functions and provide entry-level technical assistance on various ... Experience using the Microsoft Office software suite * Must be able to work in the US without the ...

Temporary, entry-level position to mitigate expected validation workload Review requirements ... Software testing prior to deployment to test environment Execute test protocols Perform issue ...

Showing results 21-40

Entry Level Software Developer information

See O Fallon, MO salary details

$27.6K

$93.8K

$225.8K

How much do entry level software developer jobs pay per year?

As of Aug 18, 2026, the average yearly pay for entry level software developer in O'Fallon, MO is $93,755.00, according to ZipRecruiter salary data. Most workers in this role earn between $59,400.00 and $99,100.00 per year, depending on experience, location, and employer.

What is an entry level software developer?

Entry level software developers are professionals who are at the beginning of their software development careers. They typically have foundational knowledge of programming languages, software development methodologies, and problem-solving skills. Entry level developers work under the guidance of more experienced engineers to write code, fix bugs, and contribute to software projects. Their responsibilities often include learning new technologies, collaborating with team members, and gaining practical experience to advance in their careers.

What does an entry level software developer do?

An entry-level software developer has simpler duties compared to more senior members of the field. At the entry level, your responsibilities are to create simple, single-thread code to achieve a specific task. These bits of code can be combined to create a larger program. You may also have to create or write a design algorithm by which you create software. However, most of the time, as an entry-level developer, you are in charge of debugging. You have to comb through the code of a piece of software to remove errors.

What types of projects and tasks can I expect to work on as an entry level software developer?

As an entry level software developer, you will typically be assigned to work on smaller modules or features within larger projects, often under the guidance of more experienced developers. Your daily tasks may include writing and testing code, fixing bugs, participating in code reviews, and collaborating with team members through agile sprints or regular meetings. You'll also have opportunities to learn new technologies, contribute to documentation, and gradually take on more complex responsibilities as you gain experience. This environment encourages continuous learning and close collaboration with others, helping you build both technical and teamwork skills.

What are the key skills and qualifications needed to thrive as an entry level software developer, and why are they important?

To thrive as an Entry Level Software Developer, you need a solid understanding of programming languages such as Java, Python, or C++, along with a relevant degree or coding bootcamp experience. Familiarity with version control systems like Git, integrated development environments (IDEs), and basic knowledge of databases is important. Strong problem-solving abilities, attention to detail, and effective teamwork set standout candidates apart. These skills and qualities are crucial for building reliable software, collaborating with colleagues, and adapting to evolving technical requirements.

What is the difference between Entry Level Software Developer vs Junior Software Engineer?

AspectEntry Level Software DeveloperJunior Software Engineer
Required CredentialsBachelor's in CS or related field, coding bootcamp experienceBachelor's in CS or related field, internship experience
Work EnvironmentTech companies, startups, software firmsTech companies, consulting firms, startups
Employer UsageCommonly used in job postings and industryOften used interchangeably with Entry Level Software Developer

Both roles typically require a bachelor's degree in computer science or related fields and some coding experience. They work in similar environments like tech companies and startups. The terms are often used interchangeably, but 'Junior Software Engineer' may emphasize a slightly more engineering-focused role. Overall, they represent entry-level positions for aspiring software professionals.

How to get an entry level software developer job with no experience?

To secure an entry level software developer position with no experience, focus on building a portfolio of projects, contribute to open-source code, and learn relevant programming languages like Python or Java. Gaining familiarity with tools such as Git and completing certifications or coding bootcamps can also improve your chances. Internships or apprenticeships can provide practical experience and industry exposure.

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

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

What are popular job titles related to Entry Level Software Developer jobs in O'Fallon, MO?

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

What cities near O'Fallon, MO are hiring for Entry Level Software Developer jobs?

Cities near O'Fallon, MO with the most Entry Level Software Developer job openings:

Infographic showing various Entry Level Software Developer job openings in O'Fallon, MO as of August 2026, with employment types broken down into 100% Full Time. Highlights an 92% In-person, and 8% Hybrid job distribution, with an average salary of $93,755 per year, or $45.1 per hour.

Test & Evaluation Engineers (Entry Level, Associate or Experienced)

Boeing

Berkeley, MO

$85K - $115K/yr

Full-time

Medical, Life, Retirement

Posted 8 days ago


Boeing rating

8.5

Company rating: 8.5 out of 10

Based on 613 frontline employees who took The Breakroom Quiz

33rd of 540 rated manufacturers


Job description

Test & Evaluation Engineers (Entry Level, Associate or Experienced)

Company:

The Boeing Company

Boeing Test & Evaluation (BT&E) is seeking a Test & Evaluation Engineers (Entry Level, Associate or Experienced) to join our team in either Berkeley, MO.

Our team's focus is on air vehicle data acquisition, processing, and visualization requirements for both real-time and post-test analyses. We support a wide variety of platforms and integrated product team (IPT) customers. These include fixed wing programs (e.g., T-7A, MQ-25, F-15, F-18) and Phantom Works Programs.

With the evolution of program needs, there may be additional requirements for travel and domestic temporary assignments in the future.

Our teams are currently hiring for a broad range of experience levels including Entry-Level, Associate, and Experienced Test and Evaluation Engineers.

Position Responsibilities:

  • Work with internal and external customers to define and document instrumentation, data requirements, and test planning, including acquisition, processing, and analysis, to satisfy test objectives
  • Coordinate with flight and ground test personnel to develop, update, maintain, and configuration control real-time displays required for real-time data analysis and mission control
  • Design, develop, and implement complex calculations in support of test objectives
  • Work with the flight test software team to ensure existing custom flight test processing software will meet requirements for test, and define requirements and test any new required software or algorithms
  • Maintain and update aircraft data processing database with test specific information
  • Verify the necessary parameters for a test are operational, recorded, and/or telemetered
  • Support the conduct and execution of the test program, including real-time test coverage and data monitoring
  • Request, process, analyze, release, and distribute final test data
  • Analyze final data for quality, identify and correct anomalies prior to release to data customers

Basic Qualifications (Required Skills/Experience):

  • Bachelor of Science degree from an accredited course of study in engineering, engineering technology (includes manufacturing engineering technology), chemistry, physics, mathematics, data science, or computer science
  • Willing to travel domestically and internationally as needed

Preferred Qualifications (Desired Skills/Experience):

  • Level 2: 2 or more years' related work experience or an equivalent combination of education and experience
  • Level 3: 5 or more years' related work experience or an equivalent combination of education and experience
  • Experience with flight test, laboratory testing, data analysis, instrumentation, system integration, and/or simulation
  • Active security clearance

Conflict of Interest:

Successful candidate for this job must satisfy the Company's Conflict of Interest (COI) assessment process.

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:

Level 1: $71,400-$96,600

Level 2: $85,000-$115,000

Level 3: $103,700-140,300

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)

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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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