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Mid Level Software Developer Jobs in Saint Louis, MO

We are seeking a Software Engineer to support unique systems solutions for the National Geospatial-Intelligence Agency (NGA). We are seeking a Software Engineer to support our client's intelligence ...

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

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

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 ...

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 ...

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

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 ...

Showing results 41-60

Mid Level Software Developer information

See Saint Louis, MO salary details

$46.7K

$108.7K

$161.4K

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

As of Aug 24, 2026, the average yearly pay for mid level software developer in Saint Louis, MO is $108,739.00, according to ZipRecruiter salary data. Most workers in this role earn between $87,500.00 and $126,400.00 per year, depending on experience, location, and employer.

What is a mid level software developer?

A Mid Level Software Developer is a professional with a few years of experience who contributes to designing, coding, testing, and maintaining software applications. They work independently on tasks but also collaborate with senior developers and teams to implement solutions. Their role often includes debugging code, optimizing performance, and ensuring best practices in development. Mid-level developers are expected to have a solid understanding of programming languages, frameworks, and software development life cycles. They may also mentor junior developers and participate in code reviews to maintain code quality.

What are the typical daily responsibilities of a mid level software developer?

As a Mid Level Software Developer, your daily responsibilities often include writing and reviewing code, participating in code reviews, collaborating with colleagues on project requirements, and troubleshooting bugs or technical issues. You may also be involved in designing features, writing unit tests, and participating in regular stand-up meetings as part of an agile team. Additionally, you'll interact with product managers, QA engineers, and other team members to ensure the software meets project deadlines and quality standards. This role offers the chance to take on increasing ownership of projects while continuing to learn and grow professionally.

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

To thrive as a Mid Level Software Developer, you should have solid programming skills in languages like Java, Python, or JavaScript, along with a relevant bachelor's degree or equivalent experience. Familiarity with version control systems such as Git, frameworks like React or Spring, and knowledge of agile development practices are typically required. Effective problem-solving, clear communication, and a collaborative mindset are valuable soft skills in this position. These skills enable you to build reliable software, contribute to team projects, and adapt to evolving technical challenges.

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

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

What are popular job titles related to Mid Level Software Developer jobs in Saint Louis, MO?

For Mid Level Software Developer jobs in Saint Louis, MO, the most frequently searched job titles are:

What job categories do people searching Mid Level Software Developer jobs in Saint Louis, MO look for?

The top searched job categories for Mid Level Software Developer jobs in Saint Louis, MO are:

What cities near Saint Louis, MO are hiring for Mid Level Software Developer jobs?

Cities near Saint Louis, MO with the most Mid Level Software Developer job openings:

Infographic showing various Mid Level Software Developer job openings in Saint Louis, MO as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 10% Part Time, and 4% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $108,739 per year, or $52.3 per hour.

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

Boeing

Berkeley, MO • On-site

$126K - $171K/yr

Full-time

Medical, Life, Retirement

Re-posted 23 days ago


Boeing rating

8.5

Company rating: 8.5 out of 10

Based on 613 frontline employees who took The Breakroom Quiz

32nd of 544 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)

Stay safe from recruitment fraud! The only way to apply for a position at Boeing is via our Careers website. Learn how to protect yourself from recruitment fraud - Recruitment Fraud Warning

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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About Boeing

Sourced by ZipRecruiter

At Boeing, we are all innovators on a mission to connect, protect, explore and inspire. From the sea bed to outer space, you'll learn and grow, contributing to work that shapes the world. Find your future with us.

Industry

Aviation and aerospace product and parts manufacturing

Company size

10,000+ Employees

Headquarters location

Chicago, IL, US