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Software Engineering Jobs in Waterloo, IL (NOW HIRING)

Maritz

Software Engineer II

Fenton, MO · On-site

$92K - $127K/yr

The Software Engineer II contributes to the development and delivery of software that supports ... You will work across codebases, cloud platforms and engineering toolchains, contributing to both ...

Maritz Loyalty Marketing

Software Engineer II

Fenton, MO · On-site

$92K - $127K/yr

The Software Engineer II contributes to the development and delivery of software that supports ... You will work across codebases, cloud platforms and engineering toolchains, contributing to both ...

Maritz

Software Engineer II

Fenton, MO · On-site

$93K - $127K/yr

The Software Engineer II contributes to the development and delivery of software that supports ... You will work across codebases, cloud platforms and engineering toolchains, contributing to both ...

Maritz

Software Engineer I

Fenton, MO · On-site

The ideal candidate brings foundational knowledge in systems or software engineering and curiosity toward emerging technologies, including AI-driven tooling. 80% - Software Engineering Project ...

Maritz

Software Engineer I

Fenton, MO · On-site

The ideal candidate brings foundational knowledge in systems or software engineering and curiosity toward emerging technologies, including AI-driven tooling. 80% - Software Engineering Project ...

Boeing

Associate Software Engineer

Saint Louis, MO · On-site

This position will focus on supporting the Boeing Global Services (BGS) Software Engineering organization. In the Government Vehicle Health Maintenance Systems organization, our team of engineers ...

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All JobsSoftware Engineering JobsSoftware Engineering Jobs in Waterloo, IL

Software Engineering information

See Waterloo, IL salary details

$58.8K

$136.6K

$190.3K

How much do software engineering jobs pay per year?

As of Jul 15, 2026, the average yearly pay for software engineering in Waterloo, IL is $136,636.00, according to ZipRecruiter salary data. Most workers in this role earn between $111,100.00 and $160,200.00 per year, depending on experience, location, and employer.

What engineers make $300,000 a year?

Senior software engineers, especially those with extensive experience, expertise in high-demand technologies, or working at large tech companies, can earn $300,000 or more annually. Compensation often includes base salary, bonuses, and stock options, particularly in competitive markets or executive-level roles.

What are the key skills and qualifications needed to thrive as a Software Engineer, and why are they important?

To thrive as a Software Engineer, you need strong programming skills in languages such as Python, Java, or C++, along with a solid understanding of computer science fundamentals and a relevant degree. Familiarity with development tools like Git, cloud platforms, version control systems, and knowledge of software development methodologies are typically required. Problem-solving abilities, effective communication, and teamwork are valuable soft skills that help engineers collaborate and deliver high-quality solutions. These skills and qualities are essential to create efficient, maintainable software and to adapt to rapidly evolving technologies and project requirements.

What is the difference between Software Engineering vs Software Development?

AspectSoftware EngineeringSoftware Development
CredentialsBachelor's in Computer Science or related, certifications like CSWA or AWSBachelor's in Computer Science or related, coding bootcamps
Work EnvironmentDesigning, planning, and managing software projectsWriting, testing, and debugging code
Industry UsageUsed across tech, finance, healthcare, and more for complex systemsCommon in startups, small teams, and for app development

Software engineering involves designing and managing software projects, focusing on architecture and lifecycle. Software development primarily centers on coding and building applications. While both roles require similar educational backgrounds, software engineers often handle broader project planning, whereas developers focus on coding tasks.

What are some common challenges software engineers face when working on large-scale projects, and how can they be addressed?

Software engineers working on large-scale projects often encounter challenges such as managing codebase complexity, coordinating with distributed teams, and ensuring consistent coding standards. To address these issues, teams typically implement version control systems, conduct regular code reviews, and use agile methodologies to break tasks into manageable sprints. Effective communication tools and clear documentation also play a crucial role in keeping everyone aligned and minimizing misunderstandings.

What is the main job of a software engineer?

A software engineer designs, develops, tests, and maintains software applications and systems. They use programming languages, development tools, and best practices to create reliable and efficient software solutions. Strong problem-solving skills and knowledge of algorithms are essential in this role.

What is software engineering?

Software engineering is the discipline of designing, developing, testing, and maintaining software applications and systems. It involves applying engineering principles and systematic methods to ensure software is reliable, efficient, and meets user requirements. Software engineers work with programming languages, frameworks, and tools to solve problems and build solutions for various industries. The field encompasses many specializations, including front-end development, back-end development, DevOps, and more.

Is it true that AI will replace software engineers?

AI is increasingly used to automate certain coding tasks and improve software development efficiency, but it is unlikely to fully replace software engineers. Engineers will continue to be essential for designing, overseeing, and maintaining complex systems, as well as applying creativity and problem-solving skills that AI cannot replicate. Adaptation to new tools and continuous learning remain important in the field.

What jobs can a software engineer do?

A software engineer can work in roles such as application developer, systems engineer, embedded systems engineer, or DevOps engineer. They design, develop, test, and maintain software across various industries, often using programming languages like Java, Python, or C++, and may require knowledge of tools like Git and Agile methodologies.
What cities near Waterloo, IL are hiring for Software Engineering jobs? Cities near Waterloo, IL with the most Software Engineering job openings:
Software Engineering jobs near you
Infographic showing various Software Engineering job openings in Waterloo, IL as of July 2026, with employment types broken down into 88% Full Time, 10% Part Time, and 2% Contract. Highlights an 87% Physical, 3% Hybrid, and 10% Remote job distribution, with an average salary of $136,636 per year, or $65.7 per hour.
Software Engineering Senior Advisor- Hybrid

Software Engineering Senior Advisor- Hybrid

Cigna

Saint Louis, MO • Hybrid

$119K - $157K/yr

Full-time

Re-posted 7 days ago

Cigna Healthcare rating

8.3

Company rating: 8.3 out of 10

Based on 235 frontline employees who took The Breakroom Quiz

39th of 885 rated healthcare providers

Job description

Cigna-Evernorth Services Inc. seeks a Software Engineering Senior Advisor for the St. Louis, MO location to architect and implement efficient, reusable, and reliable microservices.
Responsibilities:
Collaborate with business users to understand usability needs and create storyboards and wireframes.
Integrate new functionalities using advanced Cloud tools, ensuring compatibility with legacy systems.
Document and apply best practices to maintain product quality and uphold the brand.
Translate user stories and application requirements into functional software.
Plan and estimate development efforts.
Conduct unit testing using appropriate frameworks to ensure bug-free releases.
Perform peer code reviews and enforce coding standards through manual and automated checks.
Identify and implement process improvements and code optimizations.
Debug and verify logs to resolve issues and enhance application performance.
Address bottlenecks and bugs to ensure optimal application responsiveness.
Collaborate with system analysts and team members to gather functional requirements.
Work with QA teams to resolve defects across environments.
Ensure seamless integration with legacy systems, meeting all compliance and interface specifications.
Analyze business requirements and assess architectural impacts.
Maintain project properties aligned with client infrastructure.
Design solutions for coding, system level, and troubleshooting challenges.
Prepare documentation and stage code for cloud deployment.
Configure cloud environments based on business goals, under guidance from Principal Engineers.
Deploy applications across environments using Pivotal Cloud Foundry (PCF)/ OpenShift/ AWS.
Hybrid work schedule.
Qualifications:
Master's degree in Computer Science, Computer Information Systems or related field and 3 years of experience in any systems analysis role.
Will accept a Bachelor's degree and 5 years of experience.
Must have experience with: API Design principles and different architectural styles including REST and GraphQL;
Creating data sync, data validation tools, rules stations/libraries, and API services using Java, Kotlin, & Groovy;
SQL Databases including DB-2, Postgres, & Oracle;
NoSQL Databases including MongoDB;
Supporting and enhancing in-house applications using Spring Boot & Spring Cloud; Authentication protocols including OAuth and OKTA in application development;
AWS Cloud; OpenShift Cloud; Messaging and streaming including building real-time data pipelines using Apache Kafka, Flink, & Spark Streaming;
Git for code collaboration, version tracking, & monitoring;
Creating monitoring alerts in Splunk; Dynatrace Dashboards for Application Monitoring;
API testing tools including Postman, Bruno, JMeter, Mockito, SOAP UI, & Cucumber Testing;
Jenkins for automated testing and automated deployment of CI/CD pipelines; and working in Agile methodology using Jira, Rally, and Confluence.

If you will be working at home occasionally or permanently, the internet connection must be obtained through a cable broadband or fiber optic internet service provider with speeds of at least 10Mbps download/5Mbps upload.

About The Cigna Group

Doing something meaningful starts with a simple decision, a commitment to changing lives. At The Cigna Group, we're dedicated to improving the health and vitality of those we serve. Through our divisions Cigna Healthcare and Evernorth Health Services, we are committed to enhancing the lives of our clients, customers and patients. Join us in driving growth and improving lives.

Qualified applicants will be considered without regard to race, color, age, disability, sex, childbirth (including pregnancy) or related medical conditions including but not limited to lactation, sexual orientation, gender identity or expression, veteran or military status, religion, national origin, ancestry, marital or familial status, genetic information, status with regard to public assistance, citizenship status or any other characteristic protected by applicable equal employment opportunity laws.

If you need a reasonable accommodation to complete the online application process, please email seeyourself@thecignagroup.com for assistance. Please note that this email inbox is dedicated to accommodation requests only and cannot provide application updates or accept resumes.

The Cigna Group has a tobacco-free policy and reserves the right not to hire tobacco/nicotine users in states where that is legally permissible. Candidates in such states who use tobacco/nicotine will not be considered for employment unless they enter a qualifying smoking cessation program prior to the start of their employment. These states include: Alabama, Alaska, Arizona, Arkansas, Delaware, Florida, Georgia, Hawaii, Idaho, Iowa, Kansas, Maryland, Massachusetts, Michigan, Nebraska, Ohio, Pennsylvania, Texas, Utah, Vermont, and Washington State.

Qualified applicants with criminal histories will be considered for employment in a manner consistent with all federal, state and local ordinances.

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