1

Senior Software Developer Jobs in Round Lake, IL

Senior Software Engineer

Elgin, IL · On-site

$86K - $115K/yr

We are looking for an ambitious and talented Senior Software Engineer to be a driving member of the software development team and develop Qt based GUI for test equipment used by top engineers at all ...

Senior Software Engineer

Schaumburg, IL · Remote

$120K - $158K/yr

As a Senior Software Engineer within Optum Technology, you will drive the design, development, and modernization of scalable enterprise applications supporting high-throughput healthcare and pharmacy ...

Senior Software Engineer

Schaumburg, IL · On-site

$120K - $158K/yr

As a Senior Software Engineer within Optum Technology, you will drive the design, development, and modernization of scalable enterprise applications supporting high-throughput healthcare and pharmacy ...

Senior Software Engineer

Lake Forest, IL · Hybrid

$124K - $207K/yr

Job Title: Senior Software Engineer Location: Lake Forest, CA/ Houston, TX/ Philadelphia, PA ... Experience with CI/CD pipelines, DevOps practices, and containerized environments * Strong ...

Lead Software Developer

Schaumburg, IL

$113K - $142K/yr

Senior-level experience architecting, developing, and delivering enterprise solutions on Microsoft ... of software engineering experience delivering enterprise solutions, with a proven history of ...

New

Senior Developer

Schaumburg, IL · On-site

$120K - $145K/yr

Senior Developer About the Role The Senior Developer drives product development from concept through completion; architects, designs, and builds software enhancements and new modules across our CRM ...

Software Developer

Bannockburn, IL · On-site

$85 - $110/hr

Position: We are seeking a dynamic and motivated Software Developer to join our Internal Applications Team. The successful candidate will play a key role in the development, enhancement, and ...

Sr AEM Developer

Schaumburg, IL · On-site

$53.50 - $70.75/hr

The Senior Developer designs, develops to the specifications and maintains application code in ... The Developer performs software and database development and maintenance tasks assigned under the ...

Sr AEM Developer

Schaumburg, IL · On-site

$53.75 - $71/hr

The Senior Developer designs, develops to the specifications and maintains application code in ... The Developer performs software and database development and maintenance tasks assigned under the ...

Showing results 41-60

Senior Software Developer information

See Round Lake, IL salary details

$14

$59

$84

How much do senior software developer jobs pay per hour?

As of Sep 5, 2026, the average hourly pay for senior software developer in Round Lake, IL is $59.20, according to ZipRecruiter salary data. Most workers in this role earn between $50.24 and $66.39 per hour, depending on experience, location, and employer.

What is a senior software developer?

Senior Software Developers are experienced professionals who design, develop, and maintain complex software applications. They often lead development teams, mentor junior developers, and make critical architectural decisions. Their responsibilities include writing high-quality code, troubleshooting technical issues, and ensuring that software projects meet performance and security standards. With deep expertise in programming languages and software engineering principles, they play a key role in delivering successful technology solutions for organizations.

What does a senior software developer do?

As a Senior Software Developer, you’ll typically be responsible for leading complex development projects, designing technical solutions, and mentoring junior team members. Daily tasks often include writing and reviewing code, participating in architecture discussions, collaborating with cross-functional teams (such as QA, product management, and DevOps), and troubleshooting high-level technical issues. You may also be involved in setting coding standards, conducting code reviews, and helping to plan sprints or project roadmaps.

What skills and qualifications are needed to thrive as a senior software developer?

To thrive as a Senior Software Developer, you need deep expertise in programming languages, software architecture, and problem-solving, typically backed by a bachelor’s degree in computer science or a related field. Proficiency with development frameworks, version control systems like Git, and cloud platforms such as AWS or Azure is standard, and certifications in these areas can be beneficial. Leadership, strong communication, and mentoring abilities set standout candidates apart in this role. These skills ensure that complex projects are delivered efficiently, code quality is maintained, and junior team members are effectively guided for overall team success.

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

AspectSenior Software DeveloperSoftware Engineer
CredentialsBachelor's degree in CS or related field; experience often 5+ yearsBachelor's or higher in CS or related field; similar experience levels
Work EnvironmentCollaborates on complex projects, mentors juniors, leads technical effortsDesigns, develops, tests software; may work on specific modules or systems
Industry UsageCommonly used in tech companies, startups, and enterprise firmsWidely used across industries, often interchangeable with developer roles

The main difference is that Senior Software Developers typically have more experience, leadership responsibilities, and focus on complex project oversight, while Software Engineers may focus more on designing and implementing software solutions. Both roles require similar credentials and are integral in software development teams, but Senior Software Developers often take on mentorship and strategic tasks.

What are the most commonly searched types of Software Developer jobs in Round Lake, IL?

The most popular types of Software Developer jobs in Round Lake, IL are:

What are popular job titles related to Senior Software Developer jobs in Round Lake, IL?

For Senior Software Developer jobs in Round Lake, IL, the most frequently searched job titles are:

What cities near Round Lake, IL are hiring for Senior Software Developer jobs?

Cities near Round Lake, IL with the most Senior Software Developer job openings:

Infographic showing various Senior Software Developer job openings in Round Lake, IL as of August 2026, with employment types broken down into 91% Full Time, 6% Part Time, and 3% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $123,146 per year, or $59.2 per hour.

Senior Software Engineer

Teledyne

Elgin, IL • On-site

$86K - $115K/yr

Full-time

Posted 12 days ago


Teledyne Technologies rating

8.3

Company rating: 8.3 out of 10

Based on 49 frontline employees who took The Breakroom Quiz

42nd of 161 rated electronics manufacturers


Job description

Be visionary

Teledyne Technologies Incorporated provides enabling technologies for industrial growth markets that require advanced technology and high reliability. These markets include aerospace and defense, factory automation, air and water quality environmental monitoring, electronics design and development, oceanographic research, deepwater oil and gas exploration and production, medical imaging and pharmaceutical research.

We are looking for individuals who thrive on making an impact and want the excitement of being on a team that wins.

Job Description

Our team at Teledyne LeCroy develops leading-edge test and measurement products. Businesses worldwide use our systems to create next-generation high-performance communication, consumer electronics, and computer products.

We are looking for an ambitious and talented Senior Software Engineer to be a driving member of the software development team and develop Qt based GUI for test equipment used by top engineers at all major manufactures of the latest video, audio, gaming, and computer devices worldwide.

You should be open-minded, a quick learner, and understand and define complex architectures and solutions.

Be part of our passionate team, and you get exposure to new products and technologies years before they reach the market. We have the pleasure of working with technology industry leaders from early specification to wide market adoption.

You will work with multiple teams within our engineering team and across departments, including Product Management, Sales, Application engineering, Operations and Validation teams.

Through hands-on learning, studying technical specifications, interacting with peers and end-users, and mentoring, you will extend your expertise in serial data protocols and in our instruments that test and validate these protocols, enabling you to be part of a leading expert team in this field.

Responsibilities:

Design and test software for next generation Test and Measurement Tools:

  • Contribute to User Interface software design and architecture for various video protocols.
  • Write efficient and scalable code using Qt/QML/C++.
  • Document the design and review with the rest of the team.
  • Participate in events hosted by various Video standard groups.
  • Work with the test engineer to validate your features in a whole system test environment.

Work with customer support to reproduce and fix issues found in the field:

  • Reproduce customer environment to reproduce any failures found in the field.
  • Determine the root cause and update the test procedures accordingly.

Requirements:

  • Demonstrated expertise developing software for embedded platforms in Qt and C++ (typically 7+ years of experience).
  • Linux multi-threaded development experience is required.
  • UX experience is must.
  • 3+ years of significant Qt and QML experience.
  • Excellent software engineering skills including architectural definition, task identification, design, implementation, and test - from concept through maintenance.
  • Must be comfortable working with hardware development engineers and interfacing to custom hardware devices, including interrupt driven interfaces.
  • A background using an efficient development process for high quality deliverables is needed.
  • Strong commitment to teamwork and good communication skills.
  • BSCS, BSCE, or BSEE degree.

Desirable Skills:

  • Experience programming with Java, and/or Python.
  • Linux kernel-level experience.
  • Network/TCP/IP protocol experience.

Salary Range:

$86,700.00-$115,600.000

The anticipated salary range listed for this role is only an estimate. Actual compensation for successful candidates is carefully determined based on several factors including, but not limited to, location, local regulations (such as minimum wage), education/training, work experience, key skills, and type of position.

Teledyne and all of our employees are committed to conducting business with the highest ethical standards. We require all employees to comply with all applicable laws, regulations, rules and regulatory orders. Our reputation for honesty, integrity and high ethics is as important to us as our reputation for making innovative sensing solutions.

Teledyne is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age, or any other characteristic or non-merit based factor made unlawful by federal, state, or local laws.


What Teledyne Technologies employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom