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Software Developer Contract Jobs in O Fallon, IL

3B Staffing LLC

Software Developer

Saint Louis, MO · On-site

Software Developer - Contract-to-Hire Location: St. Louis, MO (USC/GC) local only Duration: 12-24 months Angular, Node.js, .NET (preferred), JavaScript/TypeScript, REST APIs, Web Application ...

3B Staffing LLC

Software Developer

Saint Louis, MO · On-site

Software Developer - Contract-to-Hire Location: St. Louis, MO (USC/GC) local only Duration: 12-24 months Angular, Node.js, .NET (preferred), JavaScript/TypeScript, REST APIs, Web Application ...

Interco

Junior Software Developer

Saint Louis, MO · On-site

$60K - $65K/yr

The Software Developer will collaborate with development team members and management to ensure ... Participate in defining API contracts, perform contract and integration debugging, and collaborate ...

Interco

Junior Software Developer

Saint Louis, MO · On-site

$60K - $65K/yr

The Software Developer will collaborate with development team members and management to ensure ... Participate in defining API contracts, perform contract and integration debugging, and collaborate ...

Interco Trading

Junior Software Developer

Saint Louis, MO · On-site

$60K - $65K/yr

The Software Developer will collaborate with development team members and management to ensure ... Participate in defining API contracts, perform contract and integration debugging, and collaborate ...

SAIC

Web Software Developer

Scott Air Force Base, IL · On-site

$120K - $160K/yr

Software Subcategory: SW Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance ... The USTC Managed Information Technology Services (MITS) contract is intended to provide strategic ...

SAIC

Web Software Developer

Scott Air Force Base, IL · On-site

$120K - $160K/yr

Software Subcategory: SW Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance ... The USTC Managed Information Technology Services (MITS) contract is intended to provide strategic ...

Saic

Web Software Developer

Shiloh, IL · On-site

$120 - $160/hr

Description SAIC is seeking a Web Software Developer to support an IT Service Management effort for ... The USTC Managed Information Technology Services (MITS) contract is intended to provide strategic ...

Leidos

Data Engineer Software Developer

Shiloh, IL · On-site

$106K - $128K/yr

The Leidos Digital Modernization Group seeks a Data Engineer Software Developer for the Global Solution Management - Operations II (GSM-O II) contract, under the Global Automations & Intelligent ...

Leidos

Data Engineer Software Developer

Shiloh, IL · On-site

$106K - $128K/yr

The Leidos Digital Modernization Group seeks a Data Engineer Software Developer for the Global Solution Management - Operations II (GSM-O II) contract, under the Global Automations & Intelligent ...

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Showing results 1-20

All JobsSoftware Developer Contract JobsSoftware Developer Contract Jobs in O'Fallon, IL

Software Developer Contract information

See O Fallon, IL salary details

$44.8K

$104.3K

$154.8K

How much do software developer contract jobs pay per year?

As of Sep 6, 2026, the average yearly pay for software developer contract in O'Fallon, IL is $104,330.00, according to ZipRecruiter salary data. Most workers in this role earn between $84,000.00 and $121,300.00 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, IL?

The most popular types of Software Developer jobs in O'Fallon, IL are:

What are popular job titles related to Software Developer Contract jobs in O'Fallon, IL?

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

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

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

Software Developer Contract jobs near you
Infographic showing various Software Developer Contract job openings in O'Fallon, IL as of August 2026, with employment types broken down into 74% Full Time, and 26% Contract. Highlights an 100% In-person job distribution, with an average salary of $104,330 per year, or $50.2 per hour.

Software Developer

3B Staffing LLC

Saint Louis, MO • On-site

Contractor

This job post has expired today. Applications are no longer accepted.

Job description

Job Title: Software Developer - Contract-to-Hire
Location: St. Louis, MO (USC/GC) local only
Duration: 12-24 months

Angular, Node.js, .NET (preferred), JavaScript/TypeScript, REST APIs, Web Application Development, and strong communication skills.

Description:
Delta Dental is seeking skilled Software Developers with strong communication skills for a Contract-to-Hire role. Candidates should have hands-on experience with Angular and Node.js, and a background in .NET is preferred. This role involves developing and maintaining web applications, collaborating with cross-functional teams, and contributing to full-stack solutions.

Required Skills:
Angular, Node.js, .NET (preferred), JavaScript/TypeScript, REST APIs, Web Application Development, Strong Communication Skills

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