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Software Engineer 3 Jobs in Illinois (NOW HIRING)

Software Engineer 3

Chicago, IL · Hybrid

$59.25 - $79.50/hr

This is a hybrid role requiring 3 days a week in a CJ office location (www.cj.com) About CJ Engineering Are we a good match for you? At CJ, we are passionate about software engineering. We build ...

Remote Control Software Engineer - Embedded Software Engineer 3 Location: Mossville, IL Zip Code: 61552 Duration: 12 Months Pay Rate: $57.90/hr. Keyword's: #Mossvillejobs ...

New

Remote Control Software Engineer - Embedded Software Engineer 3 Location: Mossville, IL Zip Code: 61552 Duration: 12 Months Pay Rate: $57.90/hr. Keyword's: #Mossvillejobs ...

New

Agentic Software Engineer III

Chicago, IL

$59.25 - $79.50/hr

Work you'll do As a Software Engineer III on the Customer team, you will support AI-assisted software delivery across the software development lifecycle, helping teams translate requirements into ...

Embedded Software Engineer 3

Mossville, IL · On-site

$95K - $126K/yr

HI, Embedded Software Engineer 3 Location: Mossville, IL (Onsite 5 days/week) Long Term Contract Position Overview Caterpillar is seeking an Embedded Software Engineer to support the Detect ...

Provides technical guidance and mentorship to junior engineers. * Collaborates with cross-functional teams to integrate software into enterprise systems. * Supports the evolution of development ...

Provides technical guidance and mentorship to junior engineers. * Collaborates with cross-functional teams to integrate software into enterprise systems. * Supports the evolution of development ...

Provides technical guidance and mentorship to junior engineers. * Collaborates with cross-functional teams to integrate software into enterprise systems. * Supports the evolution of development ...

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Showing results 1-20

Software Engineer 3 information

See Illinois salary details

$29

$63

$86

How much do software engineer 3 jobs pay per hour?

As of Aug 27, 2026, the average hourly pay for software engineer 3 in Illinois is $63.19, according to ZipRecruiter salary data. Most workers in this role earn between $53.56 and $71.97 per hour, depending on experience, location, and employer.

What is a Software Engineer 3?

A Software Engineer 3 is a mid-to-senior level software developer who is responsible for designing, developing, and maintaining complex software systems. This role typically requires several years of professional experience, proficiency in multiple programming languages, and the ability to lead small projects or mentor junior engineers. Software Engineer 3s are expected to collaborate with cross-functional teams, contribute to architectural decisions, and ensure the quality and scalability of software solutions.

What are the key skills and qualifications needed to thrive as a software engineer 3, and why are they important?

To thrive as a Software Engineer 3, you need advanced programming abilities, a solid understanding of software design principles, and several years of hands-on development experience, often backed by a relevant degree. Familiarity with modern development frameworks, cloud platforms, version control systems like Git, and potentially certifications such as AWS Certified Developer are common requirements. Strong problem-solving, effective communication, and collaborative teamwork skills help set top performers apart. These combined skills ensure you can independently handle complex projects, contribute meaningfully to technical decisions, and drive successful outcomes within dynamic engineering teams.

How does a software engineer 3 typically collaborate with cross-functional teams during a project lifecycle?

As a Software Engineer 3, you will frequently collaborate with product managers, designers, QA engineers, and other developers to deliver solutions that meet both technical and business requirements. This often involves participating in sprint planning, code reviews, and design discussions, as well as providing mentorship to junior engineers. You may be expected to bridge communication between technical and non-technical stakeholders, ensuring that project goals are clearly understood and delivered efficiently. Strong collaboration skills are essential, as you'll play a key role in driving projects forward and fostering a productive team environment.

What is the difference between Software Engineer 3 vs Software Engineer 2?

CriteriaSoftware Engineer 3Software Engineer 2
ExperienceTypically 4-6 yearsTypically 2-4 years
ResponsibilitiesDesigns complex systems, mentors juniors, leads projectsDevelops features, fixes bugs, collaborates on team tasks
SkillsAdvanced coding, system design, problem-solvingProficient coding, debugging, teamwork
CertificationsOptional but beneficial (e.g., AWS, Scrum)Optional

Software Engineer 3 typically has more experience and handles complex projects, mentoring others, while Software Engineer 2 focuses on developing features and supporting team tasks. The progression reflects increased technical expertise and leadership responsibilities.

What other jobs can a software engineer do?

Software engineers can transition into roles such as software architect, technical lead, product manager, or quality assurance engineer, leveraging their programming, problem-solving, and system design skills. They may also move into specialized areas like data science, cybersecurity, or DevOps, often requiring additional certifications or training. These roles typically involve collaboration with cross-functional teams and use tools like version control systems and development environments.

What are popular job titles related to Software Engineer 3 jobs in IL?

For Software Engineer 3 jobs in IL, the most frequently searched job titles are:

Infographic showing various Software Engineer 3 job openings in Illinois as of August 2026, with employment types broken down into 94% Full Time, and 6% Contract. Highlights an 94% In-person, 3% Hybrid, and 3% Remote job distribution, with an average salary of $131,445 per year, or $63.2 per hour.

Software Engineer 3

Rolling Meadows, IL • On-site

Indotronix International Corporation
Recruiting and Staffing Services • 1 - 5K employees

$155 - $157/hr

Contractor

Re-posted 29 days ago


Job description

Indotronix is seeking an :Software Engineer 3
Location:-Rolling Meadows Illinois
Bachelor’s degree STEM
Active Secret - Must
Work Schedule - 9x80 A

Job Description

Seeking a Software Engineer III to support the design, development, testing, and integration of software applications for mission-critical systems. This role involves developing object-oriented software solutions, graphical user interfaces, database integration, and supporting software development activities within Agile and Waterfall environments.

Key Responsibilities

  • Design, develop, test, debug, and integrate software applications using C++

  • Develop and maintain Graphical User Interfaces (GUI) for Windows-based applications

  • Support software architecture, object-oriented design, and design pattern implementation

  • Develop and maintain relational databases using SQL

  • Support software integration and testing on target hardware platforms

  • Participate in Agile and/or Waterfall software development processes

  • Utilize version control systems and Agile planning tools for software configuration management

  • Collaborate with cross-functional engineering teams to support software lifecycle activities

  • Support software documentation, troubleshooting, and continuous improvement initiatives

Required Skills

  • Bachelor’s degree in Software Engineering, Computer Science, Computer Engineering, or related field with 5+ years of experience, or Master’s degree with 3+ years of experience

  • Strong Object-Oriented Programming experience in C++

  • Experience developing Graphical User Interfaces (GUI)

  • Familiarity with software architecture, object-oriented design, and design patterns

  • Experience with relational database systems and SQL

  • Experience developing software for Windows Operating Systems

  • Knowledge of Agile and/or Waterfall software development methodologies

  • Experience with version control systems such as Git, GitHub, GitLab, Bitbucket, or ClearCase

  • Familiarity with Agile planning tools such as Jira or Rally

  • U.S. Citizenship required

  • Ability to obtain and maintain a Secret or Top-Secret Security Clearance

Preferred Skills

  • Experience with C++11

  • Familiarity with scripting languages such as Python, Bash, or Batch

  • Experience testing and integrating software on hardware platforms

  • Experience with Qt framework

  • Familiarity with DOORS requirements management

  • Active Secret Clearance preferred


Indotronix logo

About Indotronix

Sourced by ZipRecruiter

In 1986, Indotronix established itself in the staffing space. 22 years later, Avani entered the scene, offering consulting and technology development. Finally, in 2016, the two joined forces to begin delivering talent across all areas, from Staffing to Consulting to unique platform development.

Industry

Recruiting and staffing services

Company size

1,001 - 5,000 Employees

Headquarters location

Rochester, NY, US