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Junior Systems Developer Jobs in Illinois (NOW HIRING)

MSF&W Consulting

Junior Software Developer

Springfield, IL · Hybrid

$70K - $85K/yr

We are seeking Junior Software Developers to join our team in Springfield, Illinois. MSF&W offers ... Analyzing end user needs, assisting with system design, and developing software solutions according ...

AAR Corporation

Jr. Web Developer

Wood Dale, IL · On-site

$75K - $80K/yr

The Junior Web Developer supports the design, development, maintenance, and enhancement of web ... Familiarity with version control systems (Git-Azure DevOps) * Strong analytical and problem-solving ...

Auria

Systems Engineer - Sentinel

Chicago, IL · On-site

$70 - $175/hr

Auria is seeking an experienced System Engineer (SE) - All Levels to support the Sentinel program ... Position can be filled at Junior, Mid or Senior levels. Minimum 1 year of experience on a project ...

Gotion, Inc.

Junior Controls Engineer

Manteno, IL · On-site

Gotion is seeking a motivated Junior Controls Engineer to join our team at our state-of-the-art ... Support the development and maintenance of control systems, including PLC programs, HMIs, and ...

Gotion, Inc.

Junior Process Engineer

Manteno, IL

Junior Process Engineer Location: Manteno, Illinois Company Overview Gotion Inc. is based in ... related systems) with the aim to accelerate electrified transportation and achieve sustainable ...

Gotion, Inc.

Junior Controls Engineer

Manteno, IL · On-site

Gotion is seeking a motivated Junior Controls Engineer to join our team at our state-of-the-art ... Support the development and maintenance of control systems, including PLC programs, HMIs, and ...

Gotion, Inc.

Junior Equipment Engineer

Manteno, IL

Junior Equipment Engineer Location: Manteno, Illinois Company Overview Gotion Inc. is based in ... related systems) with the aim to accelerate electrified transportation and achieve sustainable ...

Gotion, Inc.

Junior Process Engineer

Manteno, IL · On-site

... related systems) with the aim to accelerate electrified transportation and achieve sustainable ... Junior Process Engineer Location: Manteno, Illinois Company Overview Gotion Inc. is based in ...

Gotion, Inc.

Junior Equipment Engineer

Manteno, IL · On-site

... related systems) with the aim to accelerate electrified transportation and achieve sustainable ... Junior Equipment Engineer Location: Manteno, Illinois Company Overview Gotion Inc. is based in ...

Sunrise Futures, LLC

Senior Systems Engineer

Chicago, IL · On-site

$107K - $147K/yr

Lead/mentor junior team members * Taking ownership of and leading projects from start to finish ... unix systems engineering-oriented tasks * Bachelor's degree in Computer Science, Computer ...

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All JobsSystems Developer JobsJunior Systems Developer JobsJunior Systems Developer Jobs in Illinois

Junior Systems Developer information

What is a junior systems developer?

A Junior Systems Developer is an entry-level IT professional who assists in designing, developing, testing, and maintaining software systems and applications. They typically work under the supervision of senior developers, helping to write code, debug programs, and support the development process. Junior Systems Developers often collaborate with other team members to ensure that software solutions meet user requirements and function efficiently. This role is ideal for individuals starting their careers in software development and seeking to build foundational technical and problem-solving skills.

What are the key skills and qualifications needed to thrive as a junior systems developer?

To thrive as a Junior Systems Developer, you need a solid understanding of programming languages (such as Java, Python, or C#), basic software development principles, and often a relevant degree or diploma in computer science or a related field. Familiarity with development environments, version control systems like Git, and possibly certifications such as CompTIA or Microsoft Fundamentals are commonly expected. Strong problem-solving abilities, attention to detail, and effective communication help you collaborate with teams and learn quickly on the job. These skills and qualities are crucial for building reliable systems, adapting to new technologies, and contributing effectively to software projects.

What are some common challenges faced by junior systems developers during their first year on the job?

Junior Systems Developers often encounter challenges such as understanding complex legacy systems, adapting to new development tools and workflows, and balancing multiple project priorities. It's common to feel overwhelmed at first, but most teams provide mentorship and code reviews to support your learning curve. Collaboration with senior developers and open communication are key to overcoming obstacles and growing your technical skills.

What is the difference between Junior Systems Developer vs Junior Software Engineer?

AspectJunior Systems DeveloperJunior Software Engineer
Required CredentialsTypically a degree in Computer Science or related field; some certifications like CompTIA or Cisco are commonSimilar credentials; often holds a degree in Computer Science or Software Engineering; certifications like Microsoft or AWS may be relevant
Work EnvironmentWorks mainly on system infrastructure, networks, and hardware integration within organizationsFocuses on developing, testing, and maintaining software applications across various platforms
Employer & Industry UsageUsed in IT departments, tech companies, and organizations with complex infrastructure needsCommon in software firms, tech startups, and companies developing software products

While both roles require technical skills and similar educational backgrounds, Junior Systems Developers primarily focus on system infrastructure and hardware integration, whereas Junior Software Engineers concentrate on software development and programming. The choice depends on whether you prefer working with systems and networks or software applications.

What are popular job titles related to Junior Systems Developer jobs in Illinois?

For Junior Systems Developer jobs in Illinois, the most frequently searched job titles are:

What job categories do people searching Junior Systems Developer jobs in Illinois look for?

The top searched job categories for Junior Systems Developer jobs in Illinois are:

What cities in Illinois are hiring for Junior Systems Developer jobs?

Cities in Illinois with the most Junior Systems Developer job openings:

Junior Systems Developer jobs near you
Infographic showing various Junior Systems Developer job openings in Illinois as of July 2026, with employment types broken down into 81% Full Time, 7% Part Time, 1% Temporary, and 11% Contract. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution.

Junior DevOps Engineer/System Administrator

Motion Recruitment Partners, LLC

Woodridge, IL • On-site

$52.25 - $71.75/hr

Other

Posted 15 days ago

Job description

Junior DevOps Engineer An innovative trading technology organization is seeking a Junior DevOps Engineer to help strengthen and scale the infrastructure behind its real-time trading platforms. This opportunity is ideal for an early-career engineer who enjoys working at the intersection of systems, automation, and operations while gaining hands-on experience in a highly technical environment. As part of a collaborative engineering team, you'll contribute to the stability, performance, and continuous improvement of mission-critical systems. You'll have the chance to work with modern infrastructure technologies, support production environments, and help implement solutions that enhance operational efficiency across the organization.
Required Skills & Experience
  • 0-3 years of experience in DevOps, Systems Administration, Infrastructure Support, or a related technical field
  • Hands-on experience supporting both Linux and Windows-based systems
  • Ability to write scripts and automate tasks using tools such as Python, Bash, or PowerShell
  • Foundational understanding of networking concepts and connectivity troubleshooting
  • Strong troubleshooting mindset with the ability to identify and resolve technical issues
  • Experience querying and working with relational databases
  • Excellent communication and collaboration skills
  • Comfortable working in an onsite, team-oriented environment
Desired Skills & Experience
  • Exposure to financial technology, trading platforms, or other performance-driven systems
  • Knowledge of source control tools and automated deployment practices
  • Experience using infrastructure monitoring and system health tools
  • Familiarity with physical server environments, hosting facilities, or data centers
  • Understanding of structured data formats such as JSON, XML, or similar technologies
  • Experience reviewing logs, network diagnostics, or system performance data
  • Interest in distributed systems, networking, and infrastructure architecture

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