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Full Stack Developer Contract Jobs in Peoria, IL

Caterpillar is seeking a Full Stack developer to join Financial Systems Data team. In this role you will play a key role in developing secure, high-performance applications tailored for financial ...

Java Developer

Peoria, IL · On-site

$50 - $64.75/hr

Peoria, IL Duration: 12 months Client wants a Strong front end Mid/Sr level Java Developer Must have Angular 2, Typescript, Bootstrap, Spring MVC and Full Stack Development experience. Please Fill up ...

... engineering, research and development, financial systems and product roll-out, etc. or any other ... As an industry leader in Full-Stack Technology Services, Talent Services, and real-world ...

New

Embedded Software Engineer

Mossville, IL · On-site

$95K - $126K/yr

Mossville, IL (Onsite) Duration: 6-month contract Core Responsibilities: * Architectural Leadership ... Core Tech Stack: Expert-level C++ (Required) and proficiency in Python. * Systems Knowledge: Deep ...

Embedded Software Engineer

Mossville, IL · On-site

$95K - $126K/yr

Mossville, IL (Onsite) Duration: 6-month contract Core Responsibilities: * Architectural Leadership ... Core Tech Stack: Expert-level C++ (Required) and proficiency in Python. * Systems Knowledge: Deep ...

Embedded Software Engineer

Mossville, IL · On-site

$95K - $126K/yr

Mossville, IL (Onsite) Duration: 6-month contract Core Responsibilities: * Architectural Leadership ... Core Tech Stack: Expert-level C++ (Required) and proficiency in Python. * Systems Knowledge: Deep ...

Embedded Software Engineer 4

Mossville, IL · On-site

$95K - $126K/yr

Mossville, IL (Onsite) Duration: 6-month contract Interview: In-person ideal, can be remote if ... Stack: Expert-level C++ (Required) and proficiency in Python. • Systems Knowledge: Deep ...

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Full Stack Developer Contract information

See Peoria, IL salary details

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$58

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How much do full stack developer contract jobs pay per hour?

As of Aug 2, 2026, the average hourly pay for full stack developer contract in Peoria, IL is $58.15, according to ZipRecruiter salary data. Most workers in this role earn between $48.37 and $66.97 per hour, depending on experience, location, and employer.

What are some common challenges Full Stack Developers face when working on contract projects?

As a contract Full Stack Developer, you may encounter challenges such as adapting quickly to new codebases, tools, and team workflows, since contract roles often require rapid onboarding. Balancing front-end and back-end tasks within tight deadlines can be demanding, especially when project requirements change or are not clearly defined. Additionally, frequent communication with both technical and non-technical stakeholders is essential to ensure alignment and successful project delivery. Staying organized and proactive in managing your workload will help you handle these challenges effectively.

What is a Full Stack Developer Contract?

A Full Stack Developer Contract refers to a temporary or project-based employment arrangement where a developer is responsible for both front-end and back-end aspects of web or software development. Full stack developers are skilled in multiple technologies, enabling them to handle databases, servers, systems engineering, and client-facing interfaces. Contract roles often provide flexibility for both the employer and the developer, and can range from short-term projects to longer engagements. These positions are typically filled by experienced professionals who can quickly adapt to different technologies and project needs.

What are the key skills and qualifications needed to thrive as a Full Stack Developer on contract, and why are they important?

To thrive as a Full Stack Developer on contract, you need strong proficiency in both front-end (e.g., JavaScript, HTML/CSS, frameworks like React or Angular) and back-end (e.g., Node.js, Python, Java, databases) development, typically demonstrated through a relevant degree or portfolio. Familiarity with version control systems (like Git), CI/CD pipelines, cloud platforms (AWS, Azure), and sometimes certifications in specific technologies is highly valued. Excellent problem-solving, time management, and communication skills help you collaborate effectively and deliver results within tight deadlines. These abilities ensure you can independently manage diverse project requirements and consistently deliver high-quality, scalable software solutions for clients.

What is the difference between Full Stack Developer Contract vs Front End Developer Contract?

AspectFull Stack Developer ContractFront End Developer Contract
Required SkillsProficiency in both front-end and back-end technologies, databases, server managementExpertise in HTML, CSS, JavaScript, UI/UX design, front-end frameworks
Work EnvironmentDevelops complete applications, often involved in both client and server-side tasksFocuses on user interface, visual elements, and client-side functionality
Common UsageUsed across startups, tech companies, and agencies needing versatile developersPrimarily in front-end design agencies, web development firms, and client-facing projects

Full Stack Developer Contract roles require a broad skill set covering both front-end and back-end development, making them suitable for versatile projects. Front End Developer Contract positions focus specifically on user interface and experience. Understanding these differences helps employers and freelancers choose the right role for their needs.

What are the most commonly searched types of Full Stack Developer jobs in Peoria, IL? The most popular types of Full Stack Developer jobs in Peoria, IL are:
What job categories do people searching Full Stack Developer Contract jobs in Peoria, IL look for? The top searched job categories for Full Stack Developer Contract jobs in Peoria, IL are:
What cities near Peoria, IL are hiring for Full Stack Developer Contract jobs? Cities near Peoria, IL with the most Full Stack Developer Contract job openings:
Infographic showing various Full Stack Developer Contract job openings in Peoria, IL as of July 2026, with employment types broken down into 59% Full Time, 21% Part Time, 1% Temporary, and 19% Contract. Highlights an 82% Physical, 2% Hybrid, and 16% Remote job distribution, with an average salary of $120,943 per year, or $58.1 per hour.

Full Stack Developer

Caterpillar

East Peoria, IL • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 2 days ago


Caterpillar Inc. rating

7.5

Company rating: 7.5 out of 10

Based on 475 frontline employees who took The Breakroom Quiz

265th of 487 rated machine equipment manufacturers


Job description

Career Area:
Technology, Digital and Data
Job Description:
Your Work Shapes the World at Caterpillar Inc.
When you join Caterpillar, you're joining a global team who cares not just about the work we do - but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here - we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.
Your Impact Shapes the World at Caterpillar Inc
When you join Caterpillar, you're joining a global team who cares not just about the work we do - but also about each other. We are the makers, problem solvers and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here - we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.
About Caterpillar
Caterpillar Inc. is the world's leading manufacturer of construction and mining equipment, off-highway diesel and natural gas engines, industrial gas turbines and diesel-electric locomotives. For nearly 100 years, we've been helping customers build a better, more sustainable world and are committed and contributing to a reduced-carbon future. Our innovative products and services, backed by our global dealer network, provide exceptional value that helps customers succeed.
Job Summary:
  • Caterpillar is seeking a Full Stack developer to join Financial Systems Data team. In this role you will play a key role in developing secure, high-performance applications tailored for financial services, while collaborating with cross-functional teams to deliver impactful solutions.

What you will do:
  • Develop and maintain secure, scalable web applications using React.js/Next.js and Python.
  • Design and implement backend services, APIs, and microservices with a focus on performance and reliability.
  • Deploy and manage applications on Microsoft Azure, leveraging services like Azure Functions and App Services.
  • Build and maintain CI/CD pipelines using Azure DevOps for efficient and safe code delivery.
  • Collaborate with product managers, designers, and other developers to define and deliver new features.
  • Ensure code quality through version control, code reviews, and automated testing.
  • Troubleshoot and optimize performance across the full stack.
  • Communicate technical concepts clearly to stakeholders and contribute to business value.

Degree Requirement:
  • Bachelor's or Master's in Computer Science or Software Engineering, or Equivalent education with at least 8 Years of experience

Core Skills Required:
  • Core Application Systems: Knowledge of major production application systems used for delivery of services to internal and external clients; ability to leverage major production application systems in diverse situations.
  • Problem Solving: Knowledge of approaches, tools, techniques for recognizing, anticipating, and resolving organizational, operational or process problems; ability to apply knowledge of problem solving appropriately to diverse situations.
  • Application Design, Architecture: Knowledge of basic activities and deliverables of application design; ability to utilize application design methodologies, tools and techniques to convert business requirements and logical models into a technical application design.
  • Implementation: Knowledge of how to run applications for organizations; ability to implement application software within an organization and help end-users perform specific tasks (ex: accounting or graphic design).
  • Requirements Analysis: Knowledge of tools, methods, and techniques of requirement analysis; ability to elicit, analyze and record required business functionality and non-functionality requirements to ensure the success of a system or software development project.
  • System and Technology Integration: Knowledge of the features and facilities of systems; ability to integrate and communicate among applications, databases and technology platforms.
  • System Testing: Knowledge of system and software testing; ability to design, plan and execute system testing strategies and tactics to ensure the quality of software at all stages of the system life cycle.

What a Top Candidate Will Bring
  • Proven full-stack engineering capability, delivering modern, scalable applications across a mature tech stack (including Next.js and internal platforms such as SvelteKit or Nuxt), with strong backend development experience using modern frameworks to build performant, reliable, and data-driven services.
  • Deep Microsoft Azure expertise, with hands-on experience designing, deploying, and supporting solutions across Azure Functions, App Services, storage, databases, and DevOps tooling, complemented by strong observability and monitoring capabilities using Azure Monitor and Application Insights to ensure application health, performance, and reliability.
  • A mature DevOps and cloud engineering mindset, with practical experience implementing CI/CD pipelines and Infrastructure as Code using ARM templates, Bicep, or Terraform.
  • Experience with containerized and cloud-native architectures, including the use of Docker and Kubernetes to support scalable, resilient applications.
  • A strong focus on security and quality, applying best practices in cloud and web security, clean coding standards, version control, and Git-based workflows.
  • Strong communicator and collaborative partner, leveraging AI-enabled development practices to work effectively across engineering, product, and stakeholder teams, while continuously improving ways of working and embracing modern tools, frameworks, and engineering practices to deliver better outcomes.

Additional Info:
  • This position can be based in Peoria, IL, or Irving, TX
  • Domestic relocation assistance is available for those who qualify
  • Sponsorship is not available for all type of visa
  • International and Domestic travel up to 5%
  • This role requires onsite presence 5 days per week.

Final details:
Please frequently check the email associated with your application, including the junk/spam folder, as this is the primary correspondence method. If you wish to know the status of your application - please use the candidate log-in on our career website as it will reflect any updates to your status.
Summary Pay Range:
$112,710.00 - $183,140.00
Compensation and benefits offered may vary depending on multiple individualized factors, job level, market location, job-related knowledge, skills, individual performance and experience. Please note that salary is only one component of total compensation at Caterpillar.
Benefits:
Subject to plan eligibility, terms, and guidelines. This is a summary list of benefits.
  • Medical, dental, and vision benefits*
  • Paid time off plan (Vacation, Holidays, Volunteer, etc.)*
  • 401(k) savings plans*
  • Health Savings Account (HSA)*
  • Flexible Spending Accounts (FSAs)*
  • Health Lifestyle Programs*
  • Employee Assistance Program*
  • Voluntary Benefits and Employee Discounts*
  • Career Development*
  • Incentive bonus*
  • Disability benefits
  • Life Insurance
  • Parental leave
  • Adoption benefits
  • Tuition Reimbursement

* These benefits also apply to part-time employees
This position requires working onsite five days a week.
Relocation is available for this position.
Visa Sponsorship is not available for this position.
Posting Dates:
July 27, 2026 - August 3, 2026
Any offer of employment is conditioned upon the successful completion of a drug screen.
Caterpillar is an Equal Opportunity Employer, Including Veterans and Individuals with Disabilities. Qualified applicants of any age are encouraged to apply.
Not ready to apply? Join our Talent Community.

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