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

Caterpillar

Senior Software Engineer

Chicago, IL · On-site

$126K - $166K/yr

Caterpillar Inc. seeks Senior Software Engineer at its facility located at 540 W Madison St., Chicago, IL 60661. Manage Salesforce Marketing Cloud (SFMC) platform to drive effective digital marketing ...

Caterpillar

Senior Software Engineer

Chicago, IL · On-site

$112K - $183K/yr

Caterpillar Inc. seeks Senior Software Engineer at its facility located at 540 W Madison St, Chicago, IL 60661. Design, modify, develop, write, and implement software programming applications for ...

CNH Industrial N.V.

Senior Software Engineer

Oak Brook, IL · On-site

$123K - $163K/yr

Job Purpose Senior Software Engineer - Cloud Software, Scala, Big Data, API services You will join a highly skilled software team in delivering innovative big data pipeline which provide data to ...

Stryker Corporation

Senior Software Engineer

Chicago, IL · On-site

$113 - $183/hr

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 ...

New

Steris Corporation

Senior Software Engineer

Chicago, IL · Hybrid

$126K - $166K/yr

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 ...

Caterpillar

Senior Software Engineer

Chicago, IL · On-site

$112K - $183K/yr

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 ...

Ritchie Bros.

Senior Software Engineer

Westchester, IL · On-site

$121K - $160K/yr

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

Next Step Systems

Senior Software Developer

Chicago, IL · On-site

$56.25 - $74.25/hr

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

Chicago Blackhawks

Senior Software Engineer

Chicago, IL · On-site

$100K - $110K/yr

Senior Software Engineer Department: Business Strategy & Analytics Reports To: Director, Engineering Location: This position is 100% in-person and is based at the United Center in Chicago, IL. Hours:

Chicago Blackhawks

Senior Software Engineer

Chicago, IL

$100K - $110K/yr

Senior Software Engineer Department: Business Strategy & Analytics Reports To: Director, Engineering Location: This position is 100% in-person and is based at the United Center in Chicago, IL. Hours:

Chicago Blackhawks

Senior Software Engineer

Chicago, IL · On-site

$100 - $110/hr

Senior Software Engineer Department: Business Strategy & Analytics Reports To: Director, Engineering Location: This position is 100% in-person and is based at the United Center in Chicago, IL. Hours:

Chicago Blackhawks

Senior Software Engineer

Chicago, IL · On-site

$100K - $110K/yr

Senior Software Engineer Department: Business Strategy & Analytics Reports To: Director, Engineering Location: This position is 100% in-person and is based at the United Center in Chicago, IL. Hours:

Cars.com

Sr. Software Engineer

Chicago, IL · On-site +1

$126K - $166K/yr

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 ...

KeHE Distributors, LLC

Sr Software Engineer

Naperville, IL · On-site

$95K - $130K/yr

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 ...

Cars

Sr. Software Engineer

Chicago, IL · On-site +1

$126K - $166K/yr

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 ...

KeHE Distributors, LLC

Sr Software Engineer

Naperville, IL · On-site

$95K - $140K/yr

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 ...

Cars Commerce

Sr. Software Engineer

Chicago, IL · On-site

$126K - $166K/yr

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 ...

W. W. Grainger

Senior Software Engineer

Chicago, IL · On-site

$112.90 - $188.10/hr

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 ...

Carefeed

Senior Software Engineer

Chicago, IL · On-site

$126K - $166K/yr

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 ...

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Showing results 21-40

All JobsSoftware Engineer JobsSenior Software Engineer JobsSenior Software Engineer Jobs in Romeoville, IL

Senior Software Engineer information

See Romeoville, IL salary details

$77K

$146.1K

$195.8K

How much do senior software engineer jobs pay per year?

As of Aug 21, 2026, the average yearly pay for senior software engineer in Romeoville, IL is $146,101.00, according to ZipRecruiter salary data. Most workers in this role earn between $124,900.00 and $164,700.00 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 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 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 does a senior software engineer do?

A senior software engineer designs, develops, and maintains software applications, often leading projects and mentoring junior team members. They analyze requirements, write code, perform testing, and collaborate with cross-functional teams to ensure quality and efficiency. Proficiency in programming languages, problem-solving skills, and experience with development tools are essential for this role.
More about Senior Software Engineer jobs

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

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

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

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

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

Senior Software Engineer jobs near you
Infographic showing various Senior Software Engineer job openings in Romeoville, IL as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 13% Part Time, and 4% Contract. Highlights an 88% Physical, 4% Hybrid, and 8% Remote job distribution, with an average salary of $146,101 per year, or $70.2 per hour.

Senior Software Engineer

Caterpillar

Chicago, IL • On-site

$126K - $166K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 10 days ago

Caterpillar Inc. rating

7.5

Company rating: 7.5 out of 10

Based on 482 frontline employees who took The Breakroom Quiz

270th of 491 rated machine equipment manufacturers

Job description

Career Area:
Job Description:
Your Work Shapes the World at Caterpillar Inc.
When you join Caterpillar, you're joining a global team who cares not just about the work we do - but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here - we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.
Caterpillar Inc. seeks Senior Software Engineer at its facility located at 540 W Madison St., Chicago, IL 60661. Manage Salesforce Marketing Cloud (SFMC) platform to drive effective digital marketing campaigns and solutions. Design, implement, and maintain Salesforce solutions that enhance marketing efforts. Develop and maintain Salesforce Marketing Cloud platform. Create and manage customer journey maps, email campaigns, and automation workflows. Work with stakeholders to gather requirements and implement marketing solutions. Troubleshoot and resolve issues within the Salesforce Marketing Cloud. Train and support other team members on the Salesforce Marketing Cloud platform. Assist in data integration, ensuring customer data is accurately captured, stored, and utilized. Keep up to date with the latest Salesforce updates and new technologies to drive continuous improvement. REQS: This position requires a bachelor's degree or foreign equivalent in Computer Science, Information Technology, Software Engineering, or a related field, and 5 years of experience as a Salesforce Marketing Cloud Developer or related occupation. Additionally, the applicant must have employment experience with: (1) Salesforce Marketing Cloud Certification(s); (2) Email marketing, customer journeys, and automation workflows; (3) AMPscript, GTL, CSS and HTML; (4) SQL queries; (5) SDLC; and (6) Agile tools such as Azure DevOps or JIRA. Travel: None. Telecommuting: 2-3 days/week.
Summary Pay Range:
$153,317.00 - $183,140.00
Compensation and benefits may vary depending on multiple individualized factors, job level, market, location, job-related knowledge, skills, individual performance, and experience. Please note that salary is only one component of total compensation at Caterpillar.
Benefits:
Subject to plan eligibility, terms, and guidelines. This is a summary list of benefits.
  • Medical, dental, and vision benefits*
  • Paid time off plan (Vacation, Holidays, Volunteer, etc.)*
  • 401(k) savings plans*
  • Health Savings Account (HSA)*
  • Flexible Spending Accounts (FSAs)*
  • Health Lifestyle Programs*
  • Employee Assistance Program*
  • Voluntary Benefits and Employee Discounts*
  • Career Development*
  • Incentive bonus*
  • Disability benefits
  • Life Insurance
  • Parental leave
  • Adoption benefits
  • Tuition Reimbursement

* These benefits also apply to part-time employees
Applicants who are interested in this position should apply via www.caterpillar.com/careers, search [Senior Software Engineer / Reference # R0000379554] #LI- DNI
Visa Sponsorship is not available for this position.
Posting Dates:
August 6, 2026 - October 5, 2026
Any offer of employment is conditioned upon the successful completion of a drug screen.
Caterpillar is an Equal Opportunity Employer, Including Veterans and Individuals with Disabilities. Qualified applicants of any age are encouraged to apply.
Not ready to apply? Join our Talent Community.

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