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Mid Level Front End Developer Jobs in Missouri (NOW HIRING)

Mid-Level SQL Engineer

Saint Louis, MO · On-site

$87K - $157K/yr

We're hiring a SQL Engineer to support a highvisibility, datadriven application that powers ... Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline ...

We're hiring a SQL Engineer to support a high‑visibility, data‑driven application that powers ... Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline ...

Mid-Level SQL Engineer

Florissant, MO · On-site

$87K - $157K/yr

We're hiring a SQL Engineer to support a high‑visibility, data‑driven application that powers ... Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline ...

Mid-Level SQL Engineer

Saint Louis, MO · On-site

$87K - $157K/yr

We're hiring a SQL Engineer to support a high‑visibility, data‑driven application that powers ... Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline ...

Mid-Level SQL Engineer

Hazelwood, MO · On-site

$87K - $157K/yr

We're hiring a SQL Engineer to support a high‑visibility, data‑driven application that powers ... Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline ...

Mid-Level SQL Engineer

Bridgeton, MO · On-site

$87K - $157K/yr

We're hiring a SQL Engineer to support a high‑visibility, data‑driven application that powers ... Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline ...

Mid-Level F-22 Systems Engineer Company: The Boeing Company Boeing Global Services (BGS) Engineering team is seeking a Mid-Level F-22 Systems Engineer to supportthe F-22 program in Berkeley, Missouri.

Mid-Level SQL Engineer

Earth City, MO · On-site

$87K - $157K/yr

We're hiring a SQL Engineer to support a high‑visibility, data‑driven application that powers ... Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline ...

Mid-Level SQL Engineer

Fenton, MO · On-site

$87K - $157K/yr

We're hiring a SQL Engineer to support a high‑visibility, data‑driven application that powers ... Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline ...

Mid-Level F-22 Systems Engineer Company: The Boeing Company Boeing Global Services (BGS) Engineering team is seeking a Mid-Level F-22 Systems Engineer to supportthe F-22 program in Berkeley, Missouri.

Mid-Level SQL Engineer

Saint Louis, MO · On-site

$87K - $157K/yr

We're hiring a SQL Engineer to support a high‑visibility, data‑driven application that powers ... Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline ...

Mid-Level SQL Engineer

Saint Ann, MO · On-site

$87K - $157K/yr

We're hiring a SQL Engineer to support a high‑visibility, data‑driven application that powers ... Pay Range $87,100.00 - $157,450.00 The Leidos pay range for this job level is a general guideline ...

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Showing results 1-20

Mid Level Front End Developer information

See Missouri salary details

$39.9K

$103.6K

$145.9K

How much do mid level front end developer jobs pay per year?

As of Jul 17, 2026, the average yearly pay for mid level front end developer in Missouri is $103,567.00, according to ZipRecruiter salary data. Most workers in this role earn between $97,600.00 and $113,500.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in the Mid Level Front End Developer position, and why are they important?

To thrive as a Mid Level Front End Developer, you need solid proficiency in HTML, CSS, JavaScript, and modern frameworks like React or Angular, typically supported by a relevant degree or practical experience. Familiarity with version control systems like Git, responsive design tools, and optionally certifications such as Microsoft Certified: JavaScript Developer add value. Strong collaboration, problem-solving abilities, and effective communication distinguish top performers in this field. These skills ensure that you can build user-friendly, high-quality web interfaces and work efficiently within cross-functional teams.

What are some typical daily responsibilities for a Mid Level Front End Developer?

Mid Level Front End Developers spend much of their day coding and refining user interfaces based on project requirements and feedback from stakeholders. They regularly collaborate with designers and back-end developers to ensure seamless integration of visual and functional elements, as well as participate in code reviews to maintain high quality standards. Additionally, they often troubleshoot bugs, optimize page performance, and keep up with the latest web technologies to improve user experience. This role blends both independent problem-solving and teamwork in a dynamic, fast-paced setting.

What is a Mid Level Front End Developer job?

A Mid Level Front End Developer is responsible for building and optimizing the user interface of web applications using HTML, CSS, and JavaScript frameworks like React or Vue. They collaborate with designers and back-end developers to ensure a seamless user experience. Typically, they have 2-5 years of experience and are expected to write clean, maintainable code while troubleshooting UI/UX issues. Additionally, they may contribute to component libraries, improve performance, and follow best practices in responsive design and accessibility.

What are the most commonly searched types of Front End Developer jobs in Missouri? The most popular types of Front End Developer jobs in Missouri are:
What are popular job titles related to Mid Level Front End Developer jobs in Missouri? For Mid Level Front End Developer jobs in Missouri, the most frequently searched job titles are:
What cities in Missouri are hiring for Mid Level Front End Developer jobs? Cities in Missouri with the most Mid Level Front End Developer job openings:
Infographic showing various Mid Level Front End Developer job openings in Missouri as of July 2026, with employment types broken down into 82% Full Time, and 18% Contract. Highlights an 82% In-person, and 18% Remote job distribution, with an average salary of $103,567 per year, or $49.8 per hour.
Software Developer (Mid Level or Senior), Autonomy and Mission Planning

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

Boeing

Berkeley, MO

$126K - $171K/yr

Full-time

Medical, Life, Retirement

Re-posted 15 days ago


Boeing rating

8.5

Company rating: 8.5 out of 10

Based on 604 frontline employees who took The Breakroom Quiz

33rd of 528 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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