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Junior Software Developer Jobs in Decatur, IL (NOW HIRING)

Constellation Energy

Simulator Software Engineer

Kenney, IL · On-site

$105K - $117K/yr

Simulator Software Engineer - Sr Simulator Software Engineer to be filled at Clinton Nuclear Power Station in Clinton, IL. This is a multi-level opening that can be filled at the Simulator Software ...

Constellation Energy

Simulator Software Engineer

Beason, IL · On-site

$105K - $117K/yr

Simulator Software Engineer - Sr Simulator Software Engineer to be filled at Clinton Nuclear Power Station in Clinton, IL. This is a multi-level opening that can be filled at the Simulator Software ...

Constellation Energy

Simulator Software Engineer

Latham, IL · On-site

$105K - $117K/yr

Simulator Software Engineer - Sr Simulator Software Engineer to be filled at Clinton Nuclear Power Station in Clinton, IL. This is a multi-level opening that can be filled at the Simulator Software ...

Constellation Energy

Simulator Software Engineer

Weldon, IL · On-site

$105K - $117K/yr

Simulator Software Engineer - Sr Simulator Software Engineer to be filled at Clinton Nuclear Power Station in Clinton, IL. This is a multi-level opening that can be filled at the Simulator Software ...

Constellation Energy

Simulator Software Engineer

Maroa, IL · On-site

$105K - $117K/yr

Simulator Software Engineer - Sr Simulator Software Engineer to be filled at Clinton Nuclear Power Station in Clinton, IL. This is a multi-level opening that can be filled at the Simulator Software ...

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$23.3K

$86.3K

$133.4K

How much do junior software developer jobs pay per year?

As of Jun 18, 2026, the average yearly pay for junior software developer in Decatur, IL is $86,304.00, according to ZipRecruiter salary data. Most workers in this role earn between $65,000.00 and $84,400.00 per year, depending on experience, location, and employer.

What are some typical challenges a Junior Software Developer might face when starting out, and how can they overcome them?

Junior Software Developers often encounter challenges such as understanding large codebases, managing their time effectively between learning and delivering tasks, and adapting to new development tools or frameworks. To overcome these hurdles, it's helpful to actively seek guidance from more experienced team members, participate in code reviews, and make consistent use of documentation. Regular communication within the team and a willingness to ask questions can significantly speed up the learning process and help build confidence in your role.

What Does a Junior Software Developer Do?

A junior software developer works on a development team writing and maintaining code for computer applications. As a junior software developer, your primary responsibilities are to learn the codebase, work on small bug fixes, and participate in paired programming with mid-level and senior developers. Junior software developers are entry-level positions, but as you gain experience and build up your programming skills, you will start to take on larger projects. Your job duties include attending and contributing to development team meetings, troubleshooting, patching computer code, and collaborating with other developers to create applications.

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

To thrive as a Junior Software Developer, you need proficiency in programming languages (such as Python, Java, or JavaScript), algorithms, and problem-solving, often supported by a relevant degree or coding bootcamp experience. Familiarity with version control systems like Git, basic knowledge of databases, and experience with development frameworks are valuable technical assets. Strong communication, teamwork, and a willingness to learn help you adapt and contribute effectively in collaborative environments. These skills and qualities are essential for delivering reliable code, supporting team goals, and growing in a fast-evolving tech landscape.

What does a Junior Software Developer do?

A Junior Software Developer is an entry-level professional who assists in designing, coding, testing, and maintaining software applications. They typically work under the supervision of more experienced developers and contribute to various stages of the software development lifecycle. Their responsibilities often include writing basic code, debugging, collaborating with team members, and learning new technologies to improve their skills. This role is a great starting point for individuals looking to build a career in software development.
More about Junior Software Developer jobs
What are the most commonly searched types of Software Developer jobs in Decatur, IL? The most popular types of Software Developer jobs in Decatur, IL are:
What cities near Decatur, IL are hiring for Junior Software Developer jobs? Cities near Decatur, IL with the most Junior Software Developer job openings:
Junior Software Developer jobs near you

Software Developer - Grain Dryer Controls

Grain and Protein Technologies

Assumption, IL • On-site

$70K - $90K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 8 days ago

Job description

We are seeking a highly skilled Software Developer to join our team at our Assumption, IL facility. As a software developer, you will perform tasks related to the design, development, testing, and deployment of software. Our team develops internet connected grain storage monitoring products for farmers. You will work with the Winnipeg team on developing our GrainVue system, grain dryer controls, and related products. This involves embedded systems, wireless sensor networks, a variety of Amazon Web Services (AWS) technologies and APIs, and customer and internal web interfaces.
Your Impact
  • Develop GrainVue, GSI Connect, and related systems by designing, developing, documenting, testing, deploying, and monitoring features and functionality.
  • Your day will be focused on backend development that powers our products both on device and in AWS while stepping into front end development as needed.
  • Assist in troubleshooting software operating in a live system environment.
  • Support new product development (NPD) and current product (CP) work.

Your Experience and Qualifications
  • Bachelor of Science degree (or higher) in Computer Science
  • Minimum of 3-5 years relevant experience developing & supporting a distributed full-stack system
  • Experience in or willingness to learn
  • Excellent to Have:
      • Python
      • AWS Tools
      • Docker
      • Terraform
      • Embedded Linux development
  • Nice to Have
      • ReactJS
      • TypeScript
      • PostgreSQL

Your Compensation and Benefits
Expected annual salary for this role will be $70,000 - 90,000, plus eligible for an annual bonus. This is dependent upon job related knowledge, experience, and skills.
Benefits will include the ability to elect health care and wellness plans, dental and vision plans, flexible and virtual work options (where available), 401(k) Savings Plan with company match, paid holidays, paid time off, health savings and flexible spending accounts, reimbursement for continuing education, life insurance, and other supplemental insurance plans.
Your Workplace and Travel
You will be working Monday through Thursday in office, with Friday as a flex day (in office or remote) based out of Assumption, IL.
We value inclusion and recognize the innovation a diverse workforce delivers to our farmers. Through our recruitment efforts, we are committed to building a team that includes a variety of experiences, backgrounds, cultures and perspectives.
Join us as we bring agriculture into the future and apply now!
Grain & Protein Technologies is proud to be an Equal Opportunity Employer. We maintain a drug-free workplace and perform pre-employment substance abuse testing.
1. GPT Purpose: Feeding the World Better, through high quality grain and responsibly raised protein
2. GPT Mission: Make Farmers and Agribusiness Managers more productive and more profitable
3. GPT Culture: Winning Values and Winning Behaviors that nurtures a "Winners Win" culture of excellence
4. GPT Approach: Achieve balanced and sustainable success for Employees, Customers, and Owners
Grain & Protein Technologies is a leading global designer, manufacturer, and marketer of reliable, durable, and innovative equipment solutions for grain, seed, poultry, egg, and swine production. Generating $1.1 billion in annual revenue, the Company serves farmers and agribusiness managers in over 100 countries and currently operates 19 manufacturing facilities across 5 continents, employing more than 3600 people.
The Company goes to market with its strong portfolio of industry leading brands - GSI, Cumberland, AP, Tecno, Cimbria, Aerotech, Reventa, and Euroemme. With its Company Purpose of "Feeding the World Better", Grain & Protein Technologies emphasizes advancing smart technologies and offering innovative technical solutions to make farmers and agribusiness managers more productive and profitable in a sustainable way.

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