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Developer Jobs in Peoria, IL (NOW HIRING)

Developer

Morton, IL · On-site

$60K - $80K/yr

The developer will work on a mix of ERP development , custom applications , and web-based tools . Key Responsibilities * ERP Development & Support * Develop, customize, and maintain ERP modules to ...

The developer will work on a mix of ERP development , custom applications , and web-based tools . Key Responsibilities * ERP Development & Support * Develop, customize, and maintain ERP modules to ...

Developer

Morton, IL · On-site

$85 - $115/hr

The developer will work on a mix of ERP development, custom applications, and web-based tools.Key ResponsibilitiesERP Development & SupportDevelop, customize, and maintain ERP modules to meet ...

Developer

Morton, IL · On-site

$60 - $80/hr

The developer will work on a mix of ERP development, custom applications, and web-based tools. Key ResponsibilitiesERP Development & Support * Develop, customize, and maintain ERP modules to meet ...

Java Developer

Peoria, IL · On-site

$50 - $64.75/hr

Role: Java Developer Location: 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 ...

Java Developer

Peoria, IL · On-site

$50 - $64.75/hr

Role: Java Developer Location: 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 ...

Java Developer

Peoria, IL · On-site

$50 - $64.75/hr

Role: Java Developer Location: 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 ...

Position: Perl Developer Location: Peoria, IL Duration: 12 weeks long Top Three Skills: Additional Information If you are interested in the below position please forward your profile to alih ...

Mainframe Developer

Peoria, IL · On-site

$48 - $61.75/hr

Mainframe Developer Location: Peoria, IL (Onsite) Contract (W2) We are looking for an experienced Mainframe Developer with strong expertise in COBOL, JCL, DB2, and Mainframe Scheduling. The ideal ...

Qualifications 5-7 years' experience in IT as a Software Developer is required Candidate must be able to learn quickly and depends on how fast they can get up-to-date with Python and/or Perl ...

Dot Net Developer

Peoria, IL · On-site

$47.25 - $62.50/hr

The component factory will allow our developers to quickly put together a front end application without the nuisance of cross browser compatibility. Qualifications Dot Net Developer Additional ...

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Developer information

See Peoria, IL salary details

$39.2K

$126.9K

$155.5K

How much do developer jobs pay per year?

As of Sep 6, 2026, the average yearly pay for developer in Peoria, IL is $126,915.00, according to ZipRecruiter salary data. Most workers in this role earn between $104,000.00 and $154,000.00 per year, depending on experience, location, and employer.

What is a developer?

A software developer—sometimes referred to as a software engineer, computer programmer, or computer scientist—designs and develops programs, applications, websites, and databases. Their responsibilities include creation, testing, and modification of the code that runs programs within IT systems. Software developers generally have a bachelor’s degree in computer science and are familiar with writing code in at least one programming language.

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

To thrive as a Developer, you need strong programming skills in languages like Java, Python, or JavaScript, paired with a solid understanding of algorithms and software development principles, often supported by a degree in computer science or related field. Familiarity with version control systems (such as Git), integrated development environments (IDEs), and sometimes cloud platforms or specific frameworks is typical. Problem-solving ability, attention to detail, and effective communication are standout soft skills for this role. These competencies are crucial for building reliable, maintainable software and collaborating efficiently within development teams.

What are some common challenges developers face when working on large-scale projects, and how can they overcome them?

Developers working on large-scale projects often encounter challenges such as coordinating with multiple team members, managing complex codebases, and ensuring consistent documentation. To overcome these obstacles, it's important to follow best practices like version control, code reviews, and regular communication through agile methodologies. Additionally, leveraging collaboration tools and maintaining clear documentation can help streamline workflows and minimize misunderstandings within the team.

What is the difference between Developer vs Software Engineer?

AspectDeveloperSoftware Engineer
CredentialsTypically requires a degree in computer science or related field, certifications varyOften requires a degree in computer science or software engineering, certifications may include Microsoft, AWS, etc.
Work EnvironmentWorks on coding, debugging, and implementing software applicationsDesigns, develops, tests, and maintains software systems, often involved in architecture decisions
Industry UsageCommonly used in tech companies, startups, and software firmsUsed across industries for system development, enterprise solutions, and software projects
Search & Comparison IntentPeople compare Developer with Software Engineer to understand roles and career paths

While both Developers and Software Engineers work on software projects, Developers primarily focus on coding and implementing features, whereas Software Engineers often take a broader role in designing and architecting software systems. The roles overlap significantly, but Software Engineers typically have a more comprehensive scope involving system design and engineering principles.

Is a developer still in demand?

Yes, developers are in high demand across many industries due to ongoing digital transformation and the need for software solutions. Skills in programming languages like Java, Python, and JavaScript, along with experience in cloud computing and agile environments, enhance job prospects in this field.

What are the most commonly searched types of Developer jobs in Peoria, IL?

The most popular types of Developer jobs in Peoria, IL are:

What job categories do people searching Developer jobs in Peoria, IL look for?

The top searched job categories for Developer jobs in Peoria, IL are:

What cities near Peoria, IL are hiring for Developer jobs?

Cities near Peoria, IL with the most Developer job openings:

Infographic showing various Developer job openings in Peoria, IL as of August 2026, with employment types broken down into 85% Full Time, 2% Part Time, and 13% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $126,915 per year, or $61 per hour.

Embedded Software Developer C++

RFA Engineering

Chillicothe, IL • On-site

$75K - $115K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 9 days ago


Job description

RFA Engineering (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an entry-level to experienced candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate onsite at our customer's world-class engineering and manufacturing facility.
This is a full-time position with a full benefit package listed below that includes opportunities for professional growth, direct hire by our customers, and additional opportunities within our own organization.
Embedded Software Developer C++
The main function of this position is to apply the principles of computer science and mathematical analysis to the design, development, testing, and evaluation of the embedded software and systems that make computers work. A typical embedded software engineer researches, designs, develops and tests operating systems-level software, compilers, and network distribution software for medical, industrial, military, communications, aerospace, business, scientific and general computing applications.
Responsibilities
  • Design, develop, and implement embedded software solutions in C++ for embedded devices and systems, supporting the full product lifecycle from requirements definition through production deployment and ongoing product support.
  • Develop and maintain firmware and software architectures for real-time embedded applications, ensuring compliance with performance, reliability, and quality requirements.
  • Analyze, debug, and optimize software performance to improve system efficiency, stability, scalability, and resource utilization across embedded platforms.
  • Collaborate with cross-functional engineering teams to define software requirements, develop technical specifications, and integrate software with hardware components and communication interfaces.
  • Design, implement, and maintain logical and physical database structures, data management solutions, and associated software interfaces to support application functionality and system performance.
  • Perform software verification, validation, troubleshooting, and root-cause analysis to identify and resolve defects throughout the development process.
  • Create and maintain technical documentation, including software design descriptions, test procedures, interface specifications, and user documentation.
  • Evaluate project requirements, assess technical feasibility, and provide development effort, timeline, and cost estimates to support project planning and execution.
  • Participate in code reviews and continuous improvement initiatives to ensure adherence to software development best practices, coding standards, and quality processes.
  • Support product launch activities and provide ongoing enhancements, maintenance, and technical support for commercialized embedded software products.

Requirements
  • BS in Software, Computer, Electrical, or other relevant Engineering degree.
  • Experience with C or C++ development.
  • Strong verbal and written communication skills.
  • Self-motivated, quick learner, with an any-problem-can-be-solved attitude.
  • Good organizational and time management skills.
  • Ability to identify needed actions and act to resolve issues.
  • Ability to communicate technical information effectively.
  • Ability to thrive in a team environment.
  • Must have a valid Driver's License.

Desired Attributes
  • Strong verbal and written communication skills with the ability to effectively collaborate across engineering, manufacturing, and cross-functional teams.
  • Proven analytical, troubleshooting, and problem-solving abilities with a customer-focused approach to identifying and resolving technical issues.
  • Ability to read and interpret electrical schematics, circuit diagrams, component datasheets, and hardware interface documentation.
  • Understanding of the complete Software Development Lifecycle (SDLC), including requirements gathering, system analysis, software design, development, testing, deployment, and maintenance.
  • Experience debugging embedded software and hardware issues, performing root-cause analysis, and implementing corrective actions to improve system reliability.
  • Knowledge of computer hardware architectures, microcontrollers, embedded systems, real-time operating systems (RTOS), and peripheral interfaces.
  • Strong programming experience in C and/or C++, including object-oriented design principles, data structures, memory management, and embedded software development best practices.
  • Familiarity with embedded development tools, IDEs, debuggers, version control systems (Git), and software configuration management processes.
  • Experience developing, maintaining, or interacting with databases and software applications utilizing technologies such as SQL, Visual Basic, or similar programming languages and development environments.
  • Ability to create and maintain software design documentation, test plans, technical specifications, and validation reports.
  • Knowledge of communication protocols such as CAN, UART, SPI, I2C, Ethernet, or similar embedded networking technologies is preferred.
  • Experience with software testing, verification, validation, and continuous improvement methodologies in embedded product development environments.

Visa sponsorship is NOT available for this position.
Pay Range: $75,000-$115,000 - Commensurate with experience
About RFA Engineering
RFA Engineering has provided product development and engineering services to industry leading customers since 1943. Our primary focus is the development of off highway equipment including agricultural, construction, mining, recreational, industrial, and special machines. Our work includes concept development, product design, documentation, problem-solving, simulation, optimization, and testing of components, systems and complete machines. Our engineering staff is located at our Engineering Center in Minneapolis, branch office in Dubuque, IA, and at numerous customer sites throughout the U.S.
Competitive Benefits
  • Health and Dental Insurance
  • Health Savings Account
  • TelaDoc: Virtual Health Care
  • Vision Insurance
  • Company Paid / Supplemental Life Insurance
  • Company Paid Long-Term Disability
  • Supplemental Short-Term Disability
  • Retirement Savings Account (Traditional 401k & Roth 401k)
  • Flexible Spending Plan Dependent Care
  • Bonus Plan (Exempt Employees Only)
  • Paid Time Off (PTO)
  • Paid Holidays
  • Bereavement Leave
  • Employee Assistance Programs (EAP)
  • Education Assistance

Equal Opportunity and Veteran Friendly
#ZR
Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.