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Software Developer Contract Jobs in O Fallon, MO

Senior Embedded Software Engineer

Bridgeton, MO

$93K - $125K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Senior Software Engineer provides technical and analytical work to develop, design, and/or ... Federal contract labor categories and contract wage rates, collective bargaining agreements ...

Senior Embedded Software Engineer

Bridgeton, MO · On-site

$93K - $125K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Senior Software Engineer provides technical and analytical work to develop, design, and/or ... Federal contract labor categories and contract wage rates, collective bargaining agreements ...

Senior Embedded Software Engineer

Bridgeton, MO · On-site

$93K - $125K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Senior Software Engineer provides technical and analytical work to develop, design, and/or ... Federal contract labor categories and contract wage rates, collective bargaining agreements ...

C++ developer

Saint Louis, MO · On-site

$47.75 - $64.25/hr

Louis, MO Duration: 6+ Months Contract ONLY EAD GC, GC OR USC. Qualifications We are seeking C/C++ developers with Telecom experience. 3+ yrs C/C++ experience Software Documentation experience ...

US citizenship is required per contract. * Bachelor's degree in Computer Science, Software Engineering, or related field and 4‑8 years of prior relevant experience or Master's with 2‑6 years of ...

Senior Embedded Software Engineer

Bridgeton, MO · On-site

$93.12 - $125.71/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Senior Embedded Software Engineer Location: Bridgeton, MO, US, 63044 Job ID: 114786 The Leonardo ... Compensation may be influenced by factors such as contract wage rates, collective bargaining ...

C# Developer

Saint Louis, MO · On-site

$47.75 - $64.25/hr

Infojini Consulting is recognized as one of the fastest growing IT services and software ... C# Developer Location: St. Louis, MO Contract : 7 months contract to hire Roles and ...

Lead Software Engineer, Phantom Works Company: The Boeing Company The Boeing Company is seeking ... contract/multi-program environment. He/she will support the development of solutions to a wide ...

Lead Software Engineer, Phantom Works Company: The Boeing Company The Boeing Company is seeking ... contract/multi-program environment. He/she will support the development of solutions to a wide ...

Define, document, and enforce software integration contracts (ICDs or equivalent living artifacts ... of DevOps experience (Git, Jenkins, or other CI/CD tools) * 5+ years of experience with ...

Define, document, and enforce software integration contracts (ICDs or equivalent living artifacts ... of DevOps experience (Git, Jenkins, or other CI/CD tools) * 5+ years of experience with ...

Showing results 41-60

Software Developer Contract information

See O Fallon, MO salary details

$44.9K

$104.6K

$155.3K

How much do software developer contract jobs pay per year?

As of Aug 17, 2026, the average yearly pay for software developer contract in O'Fallon, MO is $104,629.00, according to ZipRecruiter salary data. Most workers in this role earn between $84,200.00 and $121,600.00 per year, depending on experience, location, and employer.

What is a software developer contract?

A Software Developer Contract job is a temporary or project-based position where a developer is hired for a specific duration, typically through a contract agreement. Contractors may work independently, for an agency, or directly with a company to develop, test, and maintain software applications. These roles often offer flexibility but may not include benefits like health insurance or paid time off. Contract developers are usually paid hourly or per project and may work remotely or on-site depending on the employer's needs.

What are the key skills and qualifications needed to thrive as a software developer contract?

A successful Software Developer Contract requires strong programming abilities, solid knowledge of software development methodologies, and relevant project or domain expertise, often supported by a degree in computer science or a related field. Familiarity with languages like Java, Python, or JavaScript, as well as tools such as Git, Agile frameworks, and certification in areas like AWS or Scrum, is highly valued. Excellent problem-solving skills, adaptability, effective communication, and an ability to quickly integrate into new teams are crucial soft skills. These competencies enable contract developers to deliver high-quality solutions while efficiently navigating diverse projects and rapidly changing work environments.

What are the typical work arrangements and expectations for contract software developers?

Contract Software Developers are usually hired for specific projects or defined timeframes, which can range from several weeks to multiple months, often working remotely or on-site depending on client needs. They are expected to quickly understand project requirements, deliver code efficiently, and collaborate with both in-house teams and other contractors, maintaining flexibility to adapt to different workflows and tools. Because contract roles may not include the same onboarding experience as permanent positions, self-motivation and strong independent work habits are important. This work arrangement provides valuable exposure to various industries and technologies, often expanding a developer’s professional network and enhancing career versatility.

Are software developers still in high demand?

Yes, software developers remain in high demand due to ongoing digital transformation across industries, the need for new applications, and the growth of cloud computing and cybersecurity. Strong programming skills in languages like Java, Python, or JavaScript, along with experience in agile environments, enhance job prospects for contract software developers.

How much do contract software developers make?

Contract software developers typically earn between $50 and $150 per hour, depending on experience, location, and project complexity. Rates can vary based on skills such as proficiency in specific programming languages, frameworks, and the duration of the contract.

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 Software Developer Contract jobs in O'Fallon, MO?

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

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

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

Infographic showing various Software Developer Contract job openings in O'Fallon, MO as of August 2026, with employment types broken down into 53% Full Time, 12% Part Time, 6% Temporary, and 29% Contract. Highlights an 94% In-person, and 6% Remote job distribution, with an average salary of $104,629 per year, or $50.3 per hour.

Software Engineer-Developer, Phantom Works Weapons (Associate or Experienced)

Boeing

Saint Louis, MO • On-site

Full-time

Medical, Life, Retirement

Re-posted 3 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 Engineer-Developer, Phantom Works Weapons (Associate or Experienced)

Company:

The Boeing Company

The Boeing Company is seeking an Application Software Engineer (Associate or Experienced) to join the Phantom Works Weapons team in St. Charles, MO (St. Louis Area). This team supports future weapons programs, including the Next Generation Cruise Missile program.This is an opportunity to contribute to high-impact work where interdisciplinary collaboration, systems thinking, and technical creativity come together to shape next-generation capabilities. This position requires the ability to obtain a U.S. Secret Security Clearance and Special Program Access.

Phantom Works is where imagination meets engineering excellence - a place where bold ideas are shaped to transform the future of defense. The Phantom Works Weapons team is focused on delivering innovative solutions quickly through prototyping, with an emphasis on safety, security, and reliability in demanding operational environments. In this role, you will work across multiple stakeholders and programs to help develop software solutions to complex challenges that require both ingenuity and disciplined execution.

Our teams are currently hiring for a broad range of experience levelsincludingAssociate or Experienced Level Software Engineers.

We are looking for someone who thrives in a collaborative environment, takes pride in customer satisfaction, and sees process improvement as part of delivering better outcomes. Success in this role requires comfort working across multiple contracts and programs, adaptability in evolving development environments, and a genuine interest in learning and applying new technologies. If you enjoy solving hard problems and want your work to help define what comes next, this team offers an opportunity to do exactly that.

Find your Future with Us.

Position Responsibilities:

  • Designs, develops, tests, and maintains 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.

  • Develops interface definitions

  • Performs unit and integration testing

  • Participates in peer reviews

  • Supports software system integration and test

  • Create software documentation

Basic Qualifications (Required Skills/ Experience):

  • Bachelor's Degree

  • Ability to obtain a U.S. Secret Security Clearance for which the US Government requires US Citizenship

  • 1+ years of experience in C++, Python, and C#

  • 1+ years of experience with Linux development

  • 1+ years of experience git or similar version control system

  • 1+ years of experience in software architecture development and open architectures

  • 1+ years with network architectures and software application that communicate through TCP/UDP based networks

Preferred Qualifications (Desired Skills/Experience):

  • 3 or more years' related work experience or an equivalent combination of education and experience

  • Associate Level / 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 and 2+ years of related work experience OR Bachelor's Degree and 6+ years of directly related work experience OR 10+ years of related, relevant experience

  • Experienced Level / 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 and 5+ years of related work experience OR Bachelor's Degree and 9+ years of directly related work experience OR 13+ years of related, relevant experience

  • Active U.S. Secret Security Clearance

  • Knowledge of host environments, including processors, operating systems and networks. Ability to build, integrate and troubleshoot software components.

  • Knowledge of software architecture and design methodologies. Ability to synthesize software architectures and designs that meet requirements, characteristics and constraints.

  • Knowledge of software development processes in compliance with established internal and industry standards, guidelines, and best practices in the development, testing, and deployment of software.

  • Knowledge of general and software development and testing tools, capability and usage. Examples include compilers, linkers, debuggers, data analysis tools, graphical user interface builders, post processing tools, requirements management tools, and web authoring tools.

  • Knowledge of domains, characteristics, constraints and products that require software and influence architecture, requirements, interfaces, designs, and integration/test approaches. Domain examples include data processing, ground support, tools and analysis models. Examples of characteristics and constraints that impact software include operating systems, fidelity and information processing capacity. Examples of products include aircraft, missiles, airborne/shipboard/space systems/ground-based support systems.

  • Knowledge of implementation, validation, and verification processes, practices, and guidelines to ensure software development quality, performance, and safety.

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.

Travel:

Occasional travel may be required (less than 10%)

Relocation:

This position offers relocation based on candidate eligibility. Note: Basic relocation will be offered for eligible internal candidates.

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.

Conflict of Interest:

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

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 Associate Level: $99,450 - $134,550

Summary Pay Range for Experienced Level: $126,650 -$171,350

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. This position requires ability to obtain program access, for which the U.S. Government requires U.S. Citizenship only.

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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