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Software Engineer Contractor Jobs in Missouri (NOW HIRING)

DLS Engineering

Senior Software Engineer

Saint Louis, MO · On-site

$118K - $126K/yr

About DLS Engineering DLS is an engineering firm with 30 years of Federal Government contracting ... Senior Software Engineer at DLS Engineering (on-site) DLS Engineering is seeking a Senior Software ...

Navstar

Software Engineer

Hazelwood, MO

$105K - $140K/yr

Software Engineer Tapestry Solutions, a part of Boeing Global Services BGS, is seeking a Software ... Produce documentation about database changes, deliverable to customers and co-contractors * Handles ...

Boeing

Software Engineer

Hazelwood, MO

$105K - $140K/yr

Software Engineer Company: Tapestry - G0G Tapestry Solutions, A Boeing Company, brings over 30 ... Produce documentation about database changes, deliverable to customers and co-contractors * Handles ...

Boeing

Software Engineer

Hazelwood, MO · On-site

$105K - $140K/yr

Software Engineer Company: Tapestry - G0G Tapestry Solutions, A Boeing Company, brings over 30 ... Produce documentation about database changes, deliverable to customers and co-contractors * Handles ...

Boeing

Software Engineer

Hazelwood, MO · On-site

$105K - $140K/yr

Software Engineer Company: Tapestry - G0G Tapestry Solutions, A Boeing Company, brings over 30 ... Produce documentation about database changes, deliverable to customers and co-contractors * Handles ...

Boeing

Software Engineer

Hazelwood, MO · On-site

$105K - $140K/yr

Produce documentation about database changes, deliverable to customers and co-contractors * Handles ... DevOps Pipelines or other CI/CD tools * Microservices or RESTful APIs * Containerized Software and ...

AgFirst

Software Engineer

Jefferson City, MO · Hybrid

$85K - $120K/yr

Software Engineer At FCS Financial, we're more than a workplace, we're OneTeam. We believe in ... Works closely with third party vendors and contractors configure platforms to best meet the needs ...

FCS Financial

Software Engineer

Jefferson City, MO · Hybrid

$85K - $120K/yr

Software Engineer At FCS Financial, we're more than a workplace, we're OneTeam. We believe in ... Works closely with third party vendors and contractors configure platforms to best meet the needs ...

FCS Financial

Software Engineer

Jefferson City, MO · On-site

$85K - $120K/yr

Software Engineer At FCS Financial, we're more than a workplace, we're OneTeam. We believe in ... Works closely with third party vendors and contractors configure platforms to best meet the needs ...

FCS Financial

Software Engineer

Jefferson City, MO

Works closely with third party vendors and contractors configure platforms to best meet the needs ... Collaborates with our Infrastructure and DevOps teams to create deployment pipelines for our ...

Sam's Club

Software Engineer III

Anderson, MO

$90K - $180K/yr

This is a replacement position for an existing contractor on the Fraud Gateway team. This position ... As a Software Engineer III for Walmart Global Tech, you'll have the opportunity to: * Develop ...

Sam's Club

Software Engineer III

Cassville, MO · On-site

$90K - $180K/yr

This is a replacement position for an existing contractor on the Fraud Gateway team. This position ... As a Software Engineer III for Walmart Global Tech, you'll have the opportunity to: * Develop ...

Sam's Club

Software Engineer III

Noel, MO

$90K - $180K/yr

This is a replacement position for an existing contractor on the Fraud Gateway team. This position ... As a Software Engineer III for Walmart Global Tech, you'll have the opportunity to: * Develop ...

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All JobsSoftware Engineer Contractor JobsSoftware Engineer Contractor Jobs in Missouri

Software Engineer Contractor information

See Missouri salary details

$59.6K

$138.4K

$192.8K

How much do software engineer contractor jobs pay per year?

As of Jun 11, 2026, the average yearly pay for software engineer contractor in Missouri is $138,378.00, according to ZipRecruiter salary data. Most workers in this role earn between $112,600.00 and $162,300.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Software Engineer Contractor, and why are they important?

To thrive as a Software Engineer Contractor, you need advanced programming skills, problem-solving abilities, and a solid understanding of software development lifecycles, often backed by a relevant degree or equivalent experience. Familiarity with source control systems (like Git), cloud platforms, and project management tools, as well as proficiency in key programming languages, is typically required. Strong communication, adaptability, and self-motivation are essential soft skills for collaborating with diverse teams and managing project-based workloads. These skills ensure high-quality deliverables, effective client communication, and successful navigation of varied contract environments.

How does the work structure and team integration typically differ for Software Engineer Contractors compared to full-time employees?

As a Software Engineer Contractor, you will often work on specific projects or deliverables within a defined contract period, which may mean less involvement in long-term planning or company-wide initiatives. Contractors are usually integrated into existing development teams, collaborating closely with full-time engineers, project managers, and QA staff, but may have less access to certain internal resources or benefits. While you can expect to contribute to daily stand-ups, code reviews, and agile sprints, the onboarding process and access to proprietary tools or systems may be streamlined for contractors. This role offers valuable exposure to diverse tech stacks and industries, and successful contracts can lead to extended engagements or full-time offers.

What is the difference between Software Engineer Contractor vs Software Engineer Full-Time Employee?

AspectSoftware Engineer ContractorSoftware Engineer Full-Time Employee
CredentialsTypically requires a relevant degree and technical skills; certifications optionalSame as contractor; often prefers ongoing professional development
Work EnvironmentProject-based, flexible hours, often remote or on-siteSteady, long-term employment, usually on-site or hybrid
Employer & Industry UsageCommon in tech, startups, consulting firmsStandard in large corporations, tech companies, and enterprises
Search & Comparison IntentLooking for short-term or project-based rolesSeeking stable, long-term employment

In summary, Software Engineer Contractors typically work on short-term projects with flexible schedules, while full-time employees enjoy ongoing employment and benefits. Both roles require similar skills and credentials but differ mainly in work arrangement and job stability.

What are Software Engineer Contractors?

Software Engineer Contractors are professionals hired on a temporary or project basis to design, develop, and maintain software applications. Unlike full-time employees, they typically work for a predetermined period or on specific projects for a company. Contractors may work independently or through contracting agencies and often have flexibility regarding work hours and location. Their expertise is sought after for specialized tasks, scaling development teams, or covering skill gaps within organizations.
What are popular job titles related to Software Engineer Contractor jobs in Missouri? For Software Engineer Contractor jobs in Missouri, the most frequently searched job titles are:
What job categories do people searching Software Engineer Contractor jobs in Missouri look for? The top searched job categories for Software Engineer Contractor jobs in Missouri are:
What cities in Missouri are hiring for Software Engineer Contractor jobs? Cities in Missouri with the most Software Engineer Contractor job openings:
Software Engineer Contractor jobs near you
Senior Software Engineer

Senior Software Engineer

DLS Engineering

Saint Louis, MO • On-site

$118K - $126K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 7 days ago

Job description

About DLS Engineering
DLS is an engineering firm with 30 years of Federal Government contracting experience. Our small business efficiencies coupled with a commitment to excellence allow us to provide reliable solutions with integrity for our nation's most critical defense and national security priorities.
Senior Software Engineer at DLS Engineering (on-site)
DLS Engineering is seeking a Senior Software Engineer for a full-time position supporting a geospatial customer in St. Louis, Missouri. This is an on-site position.
This role requires strong full-stack Python experience, with a focus on API development, Kubernetes deployment, and modern DevOps practices to accelerate delivery. The Senior Software Engineer will work with an existing code base learning it quickly, manipulating it for adjacent use cases, and implementing new features that advance mission capabilities. A background in geospatial systems, imagery acquisition, and geometry is a significant plus.
Why this role is a great next step for your career:
This position supports an exciting modernization initiative providing enterprise architectural, engineering, operations and sustainment, modification, and testing of geospatial-intelligence core services. This utilizes secure cloud environments, and a modern agile development methodology making data accessible, discoverable, and deliverable.
St. Louis offers a low cost of living, vibrant cultural scene, and abundance of free attractions and outdoor spaces. It offers a mix of big-city amenities and smaller-town charm, with unique neighborhoods, diverse food options, professional sports teams, and a growing technology sector.
A day in the life:
  • Create, maintain and/or improve the software code, with duties to design and update software databases
  • Technical delivery across many areas of software development including: assessments and evaluations, designing and engineering, agile development, Continuous Integration (CI)/Continuous Delivery (CD)/pipeline configuration and utilization, application development, front end development, server side development, API development, testing, security and accreditation, system integration, operations and sustainment, and documentation/template development and maintenance.

When I read the below it sounds like me:
Required Security Clearance: Top Secret/SCI
Required: United States Citizenship
Required Knowledge:
  • Possesses senior knowledge and senior hands-on experience in developing, implementing and leading software programs.
  • Astute ability in writing test scripts, and test-driven development in an agile software development environment, where built-in automated test procedures are paramount and continuous integration of software and continuous delivery of software to the Government is the culture.

Required Education:
  • Master's degree in Computer Science, Engineering, Mathematics, or a related technical field with 8+ years of software engineering experience
  • OR Bachelor's degree in a similar field with 10+ years of software engineering experience.
  • OR 12+ years of software engineering experience

Required Experience
  • Full-stack Python development
  • Building and maintaining APIs (ex. FastAPI)
  • Kubernetes and DevOps practices to support rapid deployment and sustainment
  • Proven ability to work with pre-existing code bases, understand them quickly, and adapt functionality for new use cases.
  • Web services architecture, design, and development.
  • Working in secure cloud environments (e.g., AWS GovCloud, C2S)

Other information:
  • We offer a competitive salary and a 401k program with company match.
  • We offer a comprehensive benefits package including health, vision, dental, life, and disability insurance.
  • We offer a generous paid time off package
  • If accommodation is needed with the application and / or the interview process for applicants with disabilities, please contact Human Resources at 757-494-5151.
  • DLS is an E-Verify company.
  • DLS is an equal employment opportunity employer. Qualified applicants will receive consideration without regard to age, race, religion, sex (pregnancy, sexual orientation, gender identity), national origin, or disability. We encourage all qualified applicants to apply. If you believe you have been discriminated against, please contact Barbara Ellison. You also have the right to file a charge of discrimination with the equal employment opportunity commission.
  • Must be able pass a government background check, which will be completed before employment.

The pay range for this role is:
118,000 - 126,000 USD per year (St. Louis, MO)

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