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Senior Software Engineer Jobs in Mokena, IL (NOW HIRING)

Senior Software Engineer

Chicago, IL · Hybrid

$126K - $166K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Position Summary The Senior Software Engineer will be responsible for the design, documentation, development, and testing of new and existing Software solutions within the Digital Workflow Solutions ...

Senior Software Engineer

Chicago, IL · On-site

$112K - $183K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Senior Software Engineer provides technical leadership in design, development, testing and deployment of Caterpillar's state-of-the-art digital platform hosted on AWS. This position will build a ...

Senior Software Engineer

Chicago, IL · On-site

$112K - $183K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Senior Software Engineer provides technical leadership in design, development, testing and deployment of Caterpillar's state-of-the-art digital platform hosted on AWS. This position will build a ...

Senior Software Engineer

Westchester, IL · On-site

$121K - $160K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Senior Software Engineer designs and delivers complex features and services, mentors junior engineers, and contributes to architectural decisions. This role emphasizes technical ownership ...

Senior Software Developer

Chicago, IL · On-site

$56.25 - $74.25/hr

  • Medical

  • Retirement

  • PTO

Senior Software Developer, Chicago, IL We are seeking a Senior Software Developer for a great ... Industry, Software Engineer, Architect, Programming, Programmer Analyst, Chicago Recruiters ...

Sr Software Engineer

Naperville, IL · On-site

$95K - $130K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Primary Responsibilities The Senior Software Engineer is a highly capable individual contributor who operates with a high degree of autonomy, owns complex technical problems end-to-end, and elevates ...

Sr. Software Engineer

Chicago, IL · On-site +1

$126K - $166K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • PTO

We are seeking a Senior Software Engineer to enhance existing backend services, troubleshoot and optimize current systems, and build scalable, secure, and reliable API-based backend services that ...

Sr Software Engineer

Naperville, IL · On-site

$95K - $140K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Primary Responsibilities The Senior Software Engineer is a highly capable individual contributor who operates with a high degree of autonomy, owns complex technical problems end-to-end, and elevates ...

Sr Software Engineer

Naperville, IL

$95K - $140K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Primary Responsibilities The Senior Software Engineer is a highly capable individual contributor who operates with a high degree of autonomy, owns complex technical problems end-to-end, and elevates ...

Sr. Software Engineer

Chicago, IL · On-site +1

$126K - $166K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • PTO

We are seeking a Senior Software Engineer to enhance existing backend services, troubleshoot and optimize current systems, and build scalable, secure, and reliable API-based backend services that ...

Sr. Software Engineer

Chicago, IL · On-site

$126K - $166K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • PTO

We are seeking a Senior Software Engineer to enhance existing backend services, troubleshoot and optimize current systems, and build scalable, secure, and reliable API-based backend services that ...

Sr. Software Engineer

Chicago, IL · On-site

$126K - $166K/yr

  • Medical

  • Retirement

  • PTO

The Role As a Senior Software Engineer at CCC, you'll play a key role in building and supporting scalable SaaS and customer-facing web applications that help evolve our products and platforms. This ...

Senior Software Engineer

Chicago, IL · On-site

$120 - $180/hr

Chicago, United States | Posted on 07/07/2026 We are seeking a hands-on Senior Software Engineer to join a high-performing technology team. In this role, you will combine technical excellence with ...

Sr. Software Engineer

Chicago, IL · On-site +1

$126K - $166K/yr

  • Medical

  • Retirement

  • PTO

The Role As a Senior Software Engineer at CCC, you'll play a key role in building and supporting scalable SaaS and customer-facing web applications that help evolve our products and platforms. This ...

Senior Software Engineer

Chicago, IL · On-site

$112.90 - $188.10/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

About the position As a Senior Software Engineer (Software Engineer III) you will be involved in the full systems life cycle and responsible for designing, coding, configuring, testing, implementing ...

Senior Software Engineer

Chicago, IL

$126K - $166K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

We are looking for a Senior Software Engineer to join Carefeed's engineering team. We're a collaborative group of full-stack engineers responsible for Carefeed's core systems, including our Family ...

Senior Software Engineer

Chicago, IL · On-site

$126K - $166K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

We are looking for a Senior Software Engineer to join Carefeed's engineering team. We're a collaborative group of full-stack engineers responsible for Carefeed's core systems, including our Family ...

Sr. Software Engineer - Accounting

Chicago, IL · On-site +1

$126K - $166K/yr

About this job We're looking for a Senior Software Engineer to join a 6-person cross-functional product development team focused on continuing to enhance the accounting module of our Appfolio ...

Sr Software Engineer

Chicago, IL · On-site

$126K - $166K/yr

The Senior Software Engineer engineers develops secure, scalable and reliable technology solutions, with minimal mentoring. Principal Accountabilities: * Designs, develops, documents, troubleshoots ...

Senior Software Engineer(Python)

Chicago, IL · On-site

$126K - $166K/yr

Title - Senior Software Engineer(Python) Senior Software Engineer with expertise in Python, Data Analytics, Graph Databases, and AWS, responsible for designing, building, and supporting scalable ...

Showing results 21-40

Senior Software Engineer information

See Mokena, IL salary details

$74.3K

$141K

$188.9K

How much do senior software engineer jobs pay per year?

As of Aug 15, 2026, the average yearly pay for senior software engineer in Mokena, IL is $140,974.00, according to ZipRecruiter salary data. Most workers in this role earn between $120,500.00 and $158,900.00 per year, depending on experience, location, and employer.

What is a senior software engineer?

A senior software engineer designs, codes, tests, and maintains computer software. While these are your primary responsibilities as a senior software engineer, you may also have supervisory duties. These include overseeing a team of junior software engineers or developers. The senior software engineer title is sometimes used interchangeably with senior developer, and positions for both may share similar job duties and responsibilities. In general, software engineers are distinguished from developers in that software engineers apply engineering principles to software development.

What are some common challenges senior software engineers face when mentoring junior team members?

Senior Software Engineers often mentor junior colleagues, which can be incredibly rewarding but also presents challenges. Balancing mentorship with project deadlines can be demanding, as it requires strong time management and communication skills. Additionally, adapting explanations to different learning styles and levels of experience can be tricky. However, effective mentorship helps build a stronger team and can lead to enhanced leadership opportunities for the senior engineer.

What is the difference between Senior Software Engineer vs Software Developer?

AspectSenior Software EngineerSoftware Developer
CredentialsBachelor's or higher in CS or related field; experience often 5+ yearsBachelor's in CS or related field; entry to mid-level experience
Work EnvironmentDesigning complex systems, leading projects, mentoringWriting code, developing features, debugging
Industry UsageUsed across tech companies, startups, enterpriseCommon in software firms, startups, freelance work
Search & ComparisonOften compared for experience level, responsibilitiesCompared for entry-level to mid-level roles

The main difference between a Senior Software Engineer and a Software Developer lies in experience, responsibilities, and scope. Senior Software Engineers typically have more experience, lead projects, and mentor others, while Software Developers focus on coding and feature development. Both roles are essential in tech companies, but the Senior Software Engineer position involves higher-level planning and leadership.

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

To thrive as a Senior Software Engineer, you need advanced programming skills, deep understanding of software architecture, and several years of experience in software development, often supported by a relevant degree. Familiarity with tools like Git, CI/CD pipelines, cloud platforms, and expertise in technologies such as Java, Python, or JavaScript are typically required. Leadership, problem-solving, and effective communication are crucial soft skills for mentoring teams and collaborating across departments. These skills ensure the delivery of robust, scalable solutions and drive successful project outcomes in complex technical environments.

What are the most commonly searched types of Software Engineer jobs in Mokena, IL?

The most popular types of Software Engineer jobs in Mokena, IL are:

What are popular job titles related to Senior Software Engineer jobs in Mokena, IL?

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

What job categories do people searching Senior Software Engineer jobs in Mokena, IL look for?

The top searched job categories for Senior Software Engineer jobs in Mokena, IL are:

What cities near Mokena, IL are hiring for Senior Software Engineer jobs?

Cities near Mokena, IL with the most Senior Software Engineer job openings:

Infographic showing various Senior Software Engineer job openings in Mokena, IL as of August 2026, with employment types broken down into 1% Internship, 86% Full Time, 10% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $140,974 per year, or $67.8 per hour.

Senior Software Engineer

Steris Corporation

Chicago, IL • Hybrid

$126K - $166K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 22 days ago


STERIS rating

8.2

Company rating: 8.2 out of 10

Based on 131 frontline employees who took The Breakroom Quiz

55th of 887 rated healthcare providers


Job description

At STERIS, we help our Customers create a healthier and safer world by providing innovative healthcare and life science product and service solutions around the globe.

Position Summary

The Senior Software Engineer will be responsible for the design, documentation, development, and testing of new and existing Software solutions within the Digital Workflow Solutions Business Unit. You will also be responsible for analyzing product/system-level requirements and translating them into software requirements, as well as the deployment and delivery of specific software features and functionality. You will work with cross-functional teams to deliver new features, ensure application performance, and mentor junior engineers. SPM Workflow Solution and Surgical Asset Tracking Software | STERIS 

*You will be developing software solutions that are part of the STERIS product offering. Experience developing software sold directly to customers is required. (This is not an IT position.)

**This is position is located in Vernon Hills, IL with an opportunity for a hybrid work schedule. 

What You'll Do as a Senior Software Engineer

  • Contributes to cross functional project planning, development, and analysis of product requirements, and proposed solutions.
  • Refine and refactor the software design based on the system architecture and new product requirements.
  • Designs, documents, implements, and maintains efficient, reusable, secure, and reliable software code according to corporate and department standards and procedures for new and sustaining engineering projects, maintaining code quality, organization, and automation.
  • Creates software development process documentation, including requirements, design and interface specifications and verification documentation.
  • Develops time and effort estimates for features and functions.
  • Develops and performs unit, integration, and/or system testing of applications as required.
  • Participates in design reviews to identify issues and provides recommendations for enhancements.
  • Works independently on routine activities, issues, plans, and larger-scale designs.
  • Will act as a mentor to junior engineers although not directly responsible for their management.
  • Identifies bottlenecks and bugs, and devises solutions to these problems.
  • Reviews and resolves software defect and change requests.
  • Reviews and approves plans and detailed designs.

The Experience, Skills and Abilities Needed

Required:

  • Bachelor's in Computer Science, Engineering, or a related field.
  • 8+ years design and development of software systems for web, mobile, cloud (Azure) and desktop including C#/.Net,  Microsoft Full Stack. 
  • 8+ years experience developing commercial software products sold to external businesses (B2B).
  • Strong understanding of software development principles and design patterns.
  • Experience with agile development methodologies.
  • Experience with Git or DevOps version control.
  • Experience with configuration management, continuous integration(CI), continuous deployment(CD), and automated code analysis tools is desired.

Preferred: 

  • Master's degree desired.
  • Experience with containerization tools is desired.
  • Familiarity with cloud platforms (e.g., AWS, Azure, Google Cloud) is a plus.
  • Exposure to AI-assisted development tools and modern engineering productivity practices.

Other:

  • Excellent problem-solving skills and attention to detail.
  • Strong communication and teamwork abilities.
  • Working knowledge of MFC, Java, React.

What STERIS Offers

We value our employees and are committed to providing a comprehensive benefits package that supports your health, well-being and financial future.

Here is a brief overview of what we offer: 

Market Competitive Pay
Extensive Paid Time Off and (9) added Holidays
Excellent Healthcare, Dental and Vision Benefits
Long/Short Term Disability Coverage
401(k) with a company match
Maternity and Paternity Leave
Additional add-on benefits/discounts for programs such as Pet Insurance
Tuition Reimbursement and continued education programs
Excellent opportunities for advancement in a stable long-term career

#LI-KK1

Pay range for this opportunity is  $108,000 - $127,000.  This position is also eligible for bonus participation.

Minimum pay rates offered will comply with county/city minimums, if higher than range listed.  Pay rates are based on a number of factors, including but not limited to local labor market costs, years of relevant experience, education, professional certifications, foreign language fluency, etc.

STERIS offers a comprehensive and competitive benefits portfolio.  Click here for a complete list of benefits: STERIS Benefits

Open until position is filled.

STERIS is a leading global provider of products and services that support patient care with an emphasis on infection prevention. WE HELP OUR CUSTOMERS CREATE A HEALTHIER AND SAFER WORLD by providing innovative healthcare and life sciences products and services around the globe. For more information, visit www.steris.com.

If you need assistance completing the application process, please call 1 (440) 392.7047. This contact information is for accommodation inquiries only and cannot be used to check application status.

STERIS is an Equal Opportunity Employer. We are committed to equal employment opportunity to ensure that persons are recruited, hired, trained, transferred and promoted in all job groups regardless of race, color, religion, age, disability, national origin, citizenship status, military or veteran status, sex (including pregnancy, childbirth and related medical conditions), sexual orientation, gender identity, genetic information, and any other category protected by federal, state or local law. We are not only committed to this policy by our status as a federal government contractor, but also we are strongly bound by the principle of equal employment opportunity.

The full affirmative action program, absent the data metrics required by § 60-741.44(k), shall be available to all employees and applicants for employment for inspection upon request. The program may be obtained at your location’s HR Office during normal business hours.


What STERIS employees say

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Benefits

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