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Mid Level Software Engineer Jobs in Chesterfield, MO

Mid-Level Test Engineer

Hartford, IL · On-site

$87K - $157K/yr

Description Are you passionate about delivering high-quality software that directly supports our nation's security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook ...

Mid-Level Test Engineer

Hazelwood, MO · On-site

$87K - $157K/yr

Description Are you passionate about delivering high-quality software that directly supports our nation's security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook ...

Mid-Level Test Engineer

Valley Park, MO · On-site

$87K - $157K/yr

Description Are you passionate about delivering high-quality software that directly supports our nation's security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook ...

Mid-Level Test Engineer

Earth City, MO · On-site

$87K - $157K/yr

Description Are you passionate about delivering high-quality software that directly supports our nation's security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook ...

Description Are you passionate about delivering high-quality software that directly supports our nation's security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook ...

Mid-Level Test Engineer

Saint Louis, MO · On-site

$87K - $157K/yr

Are you passionate about delivering high-quality software that directly supports our nation's security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook Program supporting ...

Description Are you passionate about delivering high-quality software that directly supports our nation's security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook ...

Mid-Level Test Engineer

South Roxana, IL · On-site

$87K - $157K/yr

Description Are you passionate about delivering high-quality software that directly supports our nation's security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook ...

Mid-Level Test Engineer

Madison, IL · On-site

$87K - $157K/yr

Description Are you passionate about delivering high-quality software that directly supports our nation's security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook ...

Mid-Level Test Engineer

Roxana, IL · On-site

$87K - $157K/yr

Description Are you passionate about delivering high-quality software that directly supports our nation's security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook ...

Mid-Level Test Engineer

Chesterfield, MO · On-site

$87K - $157K/yr

Description Are you passionate about delivering high-quality software that directly supports our nation's security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook ...

Mid-Level Test Engineer

Ballwin, MO · On-site

$87K - $157K/yr

Description Are you passionate about delivering high-quality software that directly supports our nation's security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook ...

Mid-Level Test Engineer

Saint Ann, MO · On-site

$87K - $157K/yr

Description Are you passionate about delivering high-quality software that directly supports our nation's security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook ...

Mid-Level Test Engineer

Granite City, IL · On-site

$87K - $157K/yr

Description Are you passionate about delivering high-quality software that directly supports our nation's security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook ...

Mid-Level Test Engineer

Florissant, MO · On-site

$87K - $157K/yr

Description Are you passionate about delivering high-quality software that directly supports our nation's security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook ...

Mid-Level Test Engineer

Columbia, IL · On-site

$87K - $157K/yr

Description Are you passionate about delivering high-quality software that directly supports our nation's security? Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook ...

Showing results 41-60

Mid Level Software Engineer information

See Chesterfield, MO salary details

$62.8K

$146K

$203.4K

How much do mid level software engineer jobs pay per year?

As of Aug 17, 2026, the average yearly pay for mid level software engineer in Chesterfield, MO is $146,011.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,800.00 and $171,200.00 per year, depending on experience, location, and employer.

What is a mid level software engineer?

A Mid Level Software Engineer is a professional with a few years of experience who develops, tests, and maintains software applications. They work independently on tasks, contribute to code reviews, and collaborate with teams to design and implement solutions. Mid-level engineers are expected to write clean, efficient code, troubleshoot issues, and improve system performance. They may also mentor junior developers and participate in architectural discussions. Typically, they have strong problem-solving skills and proficiency in programming languages relevant to their role.

What typical responsibilities can I expect as a mid level software engineer?

As a Mid Level Software Engineer, you will be involved in designing, coding, testing, and maintaining software applications, often working on both new and existing projects. You’ll collaborate with other engineers, product managers, and QA teams to deliver features that meet business requirements, while also participating in code reviews and contributing to architectural decisions. Your responsibilities may also include troubleshooting bugs, refining development processes, and occasionally mentoring junior engineers. This role typically offers a blend of technical challenge, teamwork, and opportunities for continued skill development.

What are the key skills and qualifications needed to thrive in the mid level software engineer position, and why are they important?

To thrive as a Mid Level Software Engineer, you need a solid understanding of software development principles, programming languages such as Java, Python, or C#, and a bachelor’s degree in computer science or a related field. Experience with version control systems like Git, familiarity with agile methodologies, and sometimes certifications such as AWS Certified Developer or Microsoft Certified: Azure Developer Associate are advantageous. Strong problem-solving skills, teamwork, and effective communication are standout soft skills in this position. These combined skills enable engineers to deliver high-quality code, collaborate efficiently within development teams, and adapt to evolving project requirements.

Is 25 too late to become a mid level software engineer?

Age is not a strict barrier to becoming a mid level software engineer; many professionals transition into software development in their mid-20s or later. Success depends on acquiring relevant skills, such as programming languages and experience with development tools, through self-study, coding bootcamps, or formal education. Employers value skills and experience over age, so with dedication, starting at 25 is entirely feasible.

What does a mid level software engineer earn?

A mid-level software engineer typically earns between $80,000 and $120,000 annually, depending on location, industry, and experience. They often have 2-5 years of experience and may work with programming languages like Java, Python, or C++, using tools such as Git and Agile methodologies.

What are the most commonly searched types of Software Engineer jobs in Chesterfield, MO?

The most popular types of Software Engineer jobs in Chesterfield, MO are:

What are popular job titles related to Mid Level Software Engineer jobs in Chesterfield, MO?

For Mid Level Software Engineer jobs in Chesterfield, MO, the most frequently searched job titles are:

What cities near Chesterfield, MO are hiring for Mid Level Software Engineer jobs?

Cities near Chesterfield, MO with the most Mid Level Software Engineer job openings:

Infographic showing various Mid Level Software Engineer job openings in Chesterfield, MO as of July 2026, with employment types broken down into 1% Locum Tenens, 95% Full Time, 1% Part Time, and 3% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $146,011 per year, or $70.2 per hour.

Software Developer (Mid Level or Senior), Autonomy and Mission Planning

Boeing Company

Berkeley, MO • On-site

$126K - $171K/yr

Other

Medical, Life, Retirement

Posted 4 days ago


Boeing rating

8.5

Company rating: 8.5 out of 10

Based on 612 frontline employees who took The Breakroom Quiz

33rd of 540 rated manufacturers


Job description

Software Developer (Mid Level or Senior), Autonomy and Mission Planning
Company:
The Boeing Company
The Boeing Company is currently seeking Software Engineer- Developer (Mid Level or Senior) to support our Phantom Works Advanced Mission Planning team located in Berkeley, MO. This position will focus on supporting the Boeing Defense, Space & Security (BDS) Software Engineering organization.
Phantom Works is an advanced research and development organization responsible for engaging customers through cutting-edge visual modeling and simulation; innovating cross-cutting concepts and technologies; prototyping solutions to extend current products and win new programs; and developing new businesses and entering new markets. The organization is seeking software engineers to perform software design and development for autonomous systems.
The selected team member enjoys working collaboratively with others, has a commitment to customer satisfaction and process improvement, and is successful working in a multi-contract/multi-program environment. He/she will support the development of solutions to a wide range of complex problems that require ingenuity and innovation. He/she should be adaptable to new development environments and eager to work with and learn new technologies.
Our teams are currently hiring for a broad range of experience levels including Mid Level or Senior Software Engineers.
Position Responsibilities:
  • Designs, develops, tests, and maintains non-embedded software throughout the end-to-end lifecycle that meets industry, customer, safety, and regulation standards.
  • Reviews, analyzes, and translates customer requirements into initial design of software products.
  • Lead junior engineers in software development
  • Perform use case development for software requirements
  • Perform software architecture trade studies and modifications to meet new requirements
  • Develop interface definitions
  • Perform unit and integration testing
  • Participate in peer reviews
  • Support system and flight testing
  • Create software documentation

Basic Qualifications (Required Skills/ Experience):
  • Bachelor's Degree in an engineering discipline experience or 13 years' related relevant work experience
  • Ability to obtain Secret US Security clearance (Post-Start)
  • 5+ years of Software Engineering experience
  • 3+ years of C++
  • 2+ years Autonomy and/or robotics software techniques
  • 2+ years of experience in real time software development experience
  • 3+ years of experience with Agile Software development process

Preferred Qualifications (Desired 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
  • Active Secret U.S. Security Clearance
  • Level 4: 9 or more years' related work experience or an equivalent combination of education and experience
  • Experience with Mission Systems architectures and Open Missions Systems (OMS) and/or Universal Command and Control Interface (UCI)
  • Familiar with Electromagnetic Warfare (EW) and/or Radar
  • Simulation development experience
  • Experience with Continuous integration practices
  • Usage of software development tools such as JIRA, GIT and Jenkins
  • Software testing experience

Travel: 10%
Drug Free Workplace:
Boeing is a Drug Free Workplace (DFW) 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.
CodeVue Coding Challenge:
To be considered for this position you will be required to complete a technical assessment as part of the selection process. Failure to complete the assessment will remove you from consideration.
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 for Experienced: $126,650 - $171,350
Summary Pay Range for Senior: $160,650 - $217,350
Potential signing bonus for eligible/qualified external candidates.
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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