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Junior Systems Developer Jobs in Illinois (NOW HIRING)

Next Step Systems

Senior Systems Engineer, Low Latency

Chicago, IL · On-site

$107K - $147K/yr

  • Medical

  • Retirement

  • PTO

Senior Systems Engineer, Low Latency, Chicago, IL This Senior Systems Engineer position is 100 ... Lead/mentor junior team members. - Take ownership of and leading projects from start to finish ...

AAR

Jr. Web Developer

Wood Dale, IL · On-site

$75K - $80K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Title: Jr. Web Developer Location: United States-Illinois-Wood Dale Job Number: 18441 The Junior ... Familiarity with version control systems (Git-Azure DevOps) * Strong analytical and problem-solving ...

MSF&W Consulting

Junior Software Developer

Springfield, IL · Hybrid

$70K - $85K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

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

$75K - $80K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

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 ...

AAR

Jr. Web Developer

Wood Dale, IL · On-site

$75K - $80K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

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

AAR Corporation

Jr. Web Developer

Wood Dale, IL

$75K - $80K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

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 ...

Gotion, Inc.

Junior Controls Engineer

Manteno, IL

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 ...

Sunrise Futures, LLC

Senior Systems Engineer

Chicago, IL · On-site

$107K - $147K/yr

  • Medical

  • Dental

  • Life

  • Retirement

  • PTO

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 ...

Sunrise Futures, LLC

Senior Systems Engineer

Chicago, IL · On-site

$107K - $147K/yr

  • Medical

  • Dental

  • Life

  • Retirement

  • PTO

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 ...

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 ...

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

Junior Systems Developer information

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 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 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 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 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.

Senior Linux Systems Engineer

Next Step Systems

Chicago, IL • On-site

Full-time

Medical, Retirement, PTO

Re-posted 8 days ago

Job description

Senior Linux Systems Engineer
This Senior Linux Systems Engineer position is fully onsite.
Responsibilities:
- Work collaboratively with technology and business teams on all aspects of a global trading and research infrastructure.
- Research and implement enhancements to infrastructure systems as well as automation and monitoring.
- Explore and work with industry leading technology and hardware.
- Work alongside industry experts in the fields of finance and technology.
- Lead/mentor junior team members.
- Take ownership of and leading projects from start to finish including design, roll out, and testing.
- Work on challenging and dynamic problems in a team atmosphere.
Qualifications:
- Past or present experience in the trading industry or at an exchange is required.
- Low-Latency experience is required for this role.
- 5+ years of experience with systems engineering oriented tasks.
- Bachelor's degree in Computer Science, Computer Engineering or an equivalent field.
- Strong Linux experience working with Linux servers in bare metal and virtualized environments.
- Experience with scripting languages bash and Python and automation tools.
- Understanding of TCP/IP and networking concepts.
- Financial or trading industry experience preferred.
- Excellent written and verbal communication skills.
- Must be willing to take ownership and lead others.
- Problem solvers who are driven, self-motivated, and "outside of the box" thinkers.
- Motivated, dependable, and responsible team players.
Benefits include medical insurance, retirement plan, PTO, etc. Salary: 80K+ DOE. Keywords: Chicago IL Jobs, Senior Linux Systems Engineer, Linux Servers, Scripting, Automation Tools, TCP/IP, Networking Concepts, Trading Infrastructure, Financial, Software Engineer, Architect, Programmer Analyst, Chicago Recruiters, Information Technology Jobs, IT Jobs, Chicago Recruiting
Company Will Relocate Candidates To Chicago! Company Will Sponsor Candidates!
Looking to hire for similar positions in Chicago, IL or in other cities? Our IT recruiting agencies and staffing companies can help.
We help companies that are looking to hire Senior Linux Systems Engineers for jobs in Chicago, Illinois and in other cities too. Please contact our IT recruiting agencies and IT staffing companies today! Phone 630-428-0600 ext 11 or email us at jobs@nextstepsystems.com. Click here to submit your resume for this job and others.
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