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Mid Level Developer Jobs in Carol Stream, IL (NOW HIRING)

Sargent Lundy

Mid-Level Project Accountant

Chicago, IL · On-site

$61.98 - $93.11/hr

The Project Accountant supports all billing related responsibilities for local and international engineering projects. Sargent & Lundy is a global leader in power and energy consulting, where ...

Constellation Energy

Engineer, Electrical I&C

Aurora, IL · On-site

$122K - $154K/yr

Mid-Level - $92,700 - $114,000 Sr Level - $122,400- $154,000 Primary Purpose of Position Responsible for performing engineering and technical tasks, under general supervision, in support of nuclear ...

New

Constellation Energy

Engineer, Electrical I&C

Hinsdale, IL · On-site

$122K - $154K/yr

Mid-Level - $92,700 - $114,000 Sr Level - $122,400- $154,000 Primary Purpose of Position Responsible for performing engineering and technical tasks, under general supervision, in support of nuclear ...

New

Constellation Energy

Engineer, Electrical I&C

Berwyn, IL · On-site

$122K - $154K/yr

Mid-Level - $92,700 - $114,000 Sr Level - $122,400- $154,000 Primary Purpose of Position Responsible for performing engineering and technical tasks, under general supervision, in support of nuclear ...

New

Constellation Energy

Engineer, Electrical I&C

Elburn, IL · On-site

$122K - $154K/yr

Mid-Level - $92,700 - $114,000 Sr Level - $122,400- $154,000 Primary Purpose of Position Responsible for performing engineering and technical tasks, under general supervision, in support of nuclear ...

New

Constellation Energy

Engineer, Electrical I&C

Lombard, IL · On-site

$92K - $114K/yr

Mid-Level - $92,700 - $114,000 Sr Level - $122,400- $154,000 Primary Purpose of Position Responsible for performing engineering and technical tasks, under general supervision, in support of nuclear ...

Constellation Energy

Engineer, Electrical I&C

Berwyn, IL · On-site

$92K - $114K/yr

Mid-Level - $92,700 - $114,000 Sr Level - $122,400- $154,000 Primary Purpose of Position Responsible for performing engineering and technical tasks, under general supervision, in support of nuclear ...

Constellation Energy

Engineer, Electrical I&C

Elgin, IL · On-site

$122K - $154K/yr

Mid-Level - $92,700 - $114,000 Sr Level - $122,400- $154,000 Primary Purpose of Position Responsible for performing engineering and technical tasks, under general supervision, in support of nuclear ...

New

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All JobsMid Level Developer JobsMid Level Developer Jobs in Carol Stream, IL

Mid Level Developer information

See Carol Stream, IL salary details

$11.4K

$89.6K

$116.9K

How much do mid level developer jobs pay per year?

As of Sep 3, 2026, the average yearly pay for mid level developer in Carol Stream, IL is $89,639.00, according to ZipRecruiter salary data. Most workers in this role earn between $62,100.00 and $111,200.00 per year, depending on experience, location, and employer.

What is a mid level developer?

Mid Level Developers are software professionals who have gained several years of experience beyond entry-level positions and are proficient in coding, debugging, and collaborating on projects. They possess a strong understanding of programming languages, frameworks, and software development processes. Mid Level Developers often take on more responsibility than junior developers, such as mentoring newer team members, contributing to architectural decisions, and ensuring code quality. They are expected to work independently on tasks, communicate effectively with team members, and deliver reliable solutions to complex problems.

What are the key skills and qualifications needed to thrive as a mid level developer?

To thrive as a Mid Level Developer, you need solid programming skills in languages such as Java, Python, or JavaScript, along with a relevant degree or equivalent experience. Familiarity with version control systems like Git, integrated development environments (IDEs), and frameworks such as React or Spring Boot is typically required. Effective problem-solving, teamwork, and strong communication skills help you collaborate and adapt to project needs. These abilities ensure you can deliver reliable code, work smoothly with colleagues, and contribute to successful software projects.

What opportunities for professional growth can a mid level developer typically expect within a software development team?

As a Mid Level Developer, you can expect to take on more complex projects, mentor junior team members, and gradually assume greater ownership of features or modules. Many organizations support growth through peer code reviews, access to learning resources, and the chance to participate in architectural discussions. Advancement paths often include moving toward senior developer roles, technical leads, or specializing in areas like DevOps or security, depending on your interests and the company's needs.

What is the difference between Mid Level Developer vs Junior Developer?

AspectMid Level DeveloperJunior Developer
Experience2-4 years0-2 years
SkillsProficient in multiple programming languages, problem-solving, and project contributionBasic coding skills, learning foundational concepts
ResponsibilitiesDeveloping features, debugging, collaborating on projectsAssisting in tasks, learning codebases, under supervision
Work EnvironmentIndependent work, team collaboration, project ownership

The main difference between a Mid Level Developer and a Junior Developer lies in experience, skill proficiency, and responsibilities. Mid Level Developers have more experience, can handle complex tasks independently, and contribute significantly to projects, whereas Junior Developers are still learning foundational skills and typically work under supervision.

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

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

What cities near Carol Stream, IL are hiring for Mid Level Developer jobs?

Cities near Carol Stream, IL with the most Mid Level Developer job openings:

Mid Level Developer jobs near you
Infographic showing various Mid Level Developer job openings in Carol Stream, IL as of August 2026, with employment types broken down into 1% As Needed, 72% Full Time, 18% Part Time, 1% Temporary, 7% Contract, and 1% Nights. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $89,639 per year, or $43.1 per hour.

Engineer, Electrical Analytical

Constellation Energy Corp.

Warrenville, IL • On-site

$92.70 - $154/hr

Other

Retirement

Re-posted 22 days ago

Constellation Energy rating

8.6

Company rating: 8.6 out of 10

Based on 101 frontline employees who took The Breakroom Quiz

12th of 87 rated oil and gas companies

Job description

Engineering Role Levels and Salary Ranges

This Engineering role can be filled at the Mid-level or Senior Engineer level. Please see minimum qualifications list below for each level.

Expected salary range:

Mid-Level - $92,700 - $114,000

Sr Level - $122,400 - $154,000

Ranges are per year based on experience, along with a comprehensive benefits package that includes bonus and 401K.

Primary Purpose

Performs advanced technical/engineering problem solving in support of nuclear plant operations while acting as a resource and technical expert to engineers. Responsible for technical decisions. Possesses excellent knowledge in functional discipline and its practical application and has detailed knowledge of applicable industry codes and regulations.

Primary Duties and Accountabilities
  • Provide in-depth technical expertise to develop, manage and implement engineering analysis, activities and programs.
  • Provide technical expertise and consultation through direct involvement and as a subject matter expert when consulted to identify and resolve equipment and system problems.
  • Directly fulfill engineering and technical leadership accountability regarding short-term and long-term programs that impact site operations.
  • Perform engineering tasks as assigned by supervision applying engineering principles.
  • Accountable for the accuracy, completeness, and timeliness of work ensuring proper configuration management and assuring that standard design criteria, practices, procedures and codes are used in preparation of plans and specifications.
  • Perform independent research, reviews, studies and analyses in support of technical projects and programs.
  • Recommend equipment, new concepts and techniques to improve performance, simplify construction, reduce costs, correct design or material flaws, or comply with changes in codes or regulations.
  • Perform other job assignments and duties as directed by management or pursuant to company policy, including but not limited to emergency response, departmental coverage, call outs, and support of outage activities in positions outside the department.
Minimum Qualifications for Mid-level E02 Engineer

Bachelor’s degree in Engineering (Chemical, Civil/Structural, Electrical, Industrial, Mechanical or Nuclear) with 2 years of nuclear or related engineering experience.

Maintain minimum access requirements or unescorted access requirements, as applicable, and favorable medical examination and/or testing in accordance with position duties.

Minimum Qualifications for Senior E03 Engineer

Bachelor’s degree in Engineering (Chemical, Civil/Structural, Electrical, Industrial, Mechanical or Nuclear) with 5 years of nuclear experience or related engineering experience.

Maintain minimum access requirement or unescorted access requirements, as applicable, and favorable medical examination and/or testing in accordance with position duties.

Preferred Qualifications
  • Professional Engineer Registration
  • Electromagnetic Transients Program (EMTP) experience
  • Electrical Transient Analyzer Program (ETAP) experience
  • Generator/Plant modification and design experience
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