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Senior Java Jobs in Illinois (NOW HIRING)

Sonoma Consulting Inc.

Senior Java Developer

Glenview, IL · On-site

$56.50 - $72/hr

Seeking a Senior Java developer with strong technical and analytical skills. This person must have solid experience leading a team to develop, implement, and maintain Java based components and ...

COGENT Infotech

Senior Java Developer

Chicago, IL · On-site

$59 - $75.25/hr

They are seeking Senior Java Developers with 5 to 10 years of strong hands-on experience in designing, developing, and maintaining scalable enterprise applications. Responsibilities : • Design ...

SPLICE

Senior Java Developer

Chicago, IL · Remote

$59 - $75.25/hr

The Senior Java Developer (Services Engineer Senior) is for the platform development team who will be responsible for all improvements and maintenance of the platform components throughout all phases ...

SPLICE

Senior Java Developer

Chicago, IL · On-site

$59 - $75.25/hr

The Senior Java Developer (Services Engineer Senior) is for the platform development team who will be responsible for all improvements and maintenance of the platform components throughout all phases ...

Apex Informatics

Java Fullstack Developer

Chicago, IL · On-site

$54 - $69.75/hr

Senior Java Full Stack Software Engineer - Java, kafka, mongodb/postgress/oracle, Angular/React for UI framework - Must have experience with AWS, specifically deployments - Must have some log/monitor ...

Staffingine LLC

Senior Java Full stack Developer

Chicago, IL · On-site

$59 - $75.25/hr

Senior Java Full stack Developer Job Location: Chicago, IL Job Type: Contract * Design, develop, and maintain web applications using Next.js, ReactJS, and the Fitch design system. * Implement ...

Apex Informatics

Java Full Stack Developer

Chicago, IL · On-site

$54 - $69.75/hr

Senior Java Full Stack Developer Chicago Illinois 60603 (Hybrid role) W2 Candidates only Notes: Java/Spring/Microservices/React/AWS - These are MUST have's with minimum 10+ years of experience

Atria Group LLC

Senior Java Architect

Chicago, IL · On-site

Looking for a Java Architect * Experience in Core Java * Proficient expertise in Drools / Rules Engine, SOQ (IBM / Oracle/ mulesoft), Fiorono / Oracle Fusion, WSO2. * Financial background would be ...

360 IT Professionals

Sr. Java Developer

Chicago, IL · On-site

$59 - $75.25/hr

Java Exception Handling * Java Annotations * Maven * Strong understanding of HTTP Protocols (various methods such as GET/POST/DELETE/PUT etc...) * Experience with Eclipse IDE * Experience using REST ...

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Senior Java information

See Illinois salary details

$10

$60

$83

How much do senior java jobs pay per hour?

As of Jul 10, 2026, the average hourly pay for senior java in Illinois is $60.88, according to ZipRecruiter salary data. Most workers in this role earn between $53.37 and $68.03 per hour, depending on experience, location, and employer.

What does a Senior Java Developer do?

A Senior Java Developer is responsible for designing, developing, and maintaining complex Java-based applications. They often lead development teams, make architectural decisions, and ensure code quality through best practices. Their role also includes mentoring junior developers, participating in code reviews, and collaborating with stakeholders to deliver robust software solutions. Senior Java Developers are expected to have extensive experience with Java frameworks, databases, and deployment processes.

What is the difference between Senior Java vs Java Developer?

AspectSenior JavaJava Developer
Required CredentialsBachelor's degree, extensive Java experience, possibly certifications like Oracle Certified ProfessionalBachelor's degree, Java knowledge, entry to mid-level certifications
Work EnvironmentTeam lead, project architect, involved in design and mentoringDevelopment team member, coding, testing, and implementation
Employer & Industry UsageTech companies, finance, healthcare, enterprise solutionsStartups, tech firms, software agencies, enterprise sectors

Senior Java professionals typically have more experience, leadership responsibilities, and advanced certifications compared to Java Developers. They often lead projects and mentor junior staff, while Java Developers focus on coding and implementation. Both roles are vital in software development, but the senior position involves greater strategic input and oversight.

What are the key skills and qualifications needed to thrive as a Senior Java Developer, and why are they important?

To thrive as a Senior Java Developer, you need deep expertise in Java programming, object-oriented design, and a strong grasp of software development principles, typically backed by a computer science degree or relevant experience. Experience with tools like Spring Framework, Hibernate, Maven, Git, and proficiency in using integrated development environments (IDEs) such as IntelliJ IDEA or Eclipse is essential, and certifications like Oracle Certified Professional (OCP) can be beneficial. Outstanding problem-solving skills, effective communication, and the ability to mentor junior developers set top performers apart. These skills ensure the delivery of robust, maintainable code and foster high-performing teams capable of tackling complex projects.

How do Senior Java Developers typically collaborate with cross-functional teams on large-scale projects?

Senior Java Developers often work closely with product managers, QA engineers, UI/UX designers, and DevOps teams to ensure successful project delivery. They participate in architectural discussions, provide technical guidance, and help translate business requirements into scalable software solutions. Regular communication and agile ceremonies like sprint planning and code reviews are common, allowing them to align development efforts with overall business goals and quickly address challenges. This collaborative environment helps Senior Java Developers mentor junior team members and foster a culture of continuous improvement.
What are the most commonly searched types of Java jobs in Illinois? The most popular types of Java jobs in Illinois are:
What cities in Illinois are hiring for Senior Java jobs? Cities in Illinois with the most Senior Java job openings:
Senior Java jobs near you
Infographic showing various Senior Java job openings in Illinois as of July 2026, with employment types broken down into 1% Internship, 90% Full Time, 3% Part Time, and 6% Contract. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution, with an average salary of $126,634 per year, or $60.9 per hour.
Senior Java Developer

Senior Java Developer

Sonoma Consulting Inc.

Glenview, IL • On-site

$56.50 - $72/hr

Full-time

Posted 18 days ago

Job description

Company Description

Sonoma Consulting is one of the fastest growing national IT Consulting and Executive Search company in the United States, which was founded in 2011 by Mark McGee, the President and CEO. Sonoma Consulting has two business divisions - IT Consulting Services & Executive Search to serve its 150 national clients which range from entrepreneurial start-ups to Global Fortune 500.

Job Description

Seeking a Senior Java developer with strong technical and analytical skills. This person must have solid experience leading a team to develop, implement, and maintain Java based components and interfaces. Able to provide 24/7 support for Sales systems, maintain existing web-based production applications residing on a WebSphere Application Server, develop new applications according to business needs.

Responsibilities:

  • Working with business analysts and analyzing user requirements, define site objectives, envisioning system features and functionality.
  • Design and develop user interfaces; set expectations and features priorities throughout development life cycle; determine design methodologies and tool sets.
  • Integrate applications by designing database architecture and server scripting; studying and establishing connectivity with network systems, search engines, and information servers.
  • Complete applications development by coordinating requirements, schedules, and activities; creating technical specifications; coding functional components; conducting code reviews; creating automated test procedures to guarantee minimal regression defects.
  • Develop and maintain native SQL stored procedures in DB2.
  • Provide feedback for estimating and planning development iterations.
  • Work with technical architects to ensure applications adhere to proposed architectural standards.
  • Troubleshoot development and production problems across multiple environments and operating platforms.
  • Update job knowledge by researching new internet/intranet technologies and software products; participating in educational opportunities; reading professional publications; maintaining personal networks; participating in professional organizations.
Qualifications
  • Bachelor's degree in computer science or related field
  • 10+ years experience in an application development using Java, Javascript, HTML, CSS, and SQL
  • Current experience with Java frameworks (Spring 3.x, JSF 2.x, ICEFaces 3.x, JUnit 4.x, Maven 3.x)
  • Domain modeling experience
  • Experience with agile development methodology
  • Knowledge of order entry systems is a plus
Additional Information

All qualified applicants will receive consideration for employment without regard to race, color, religion, place of origin, ethnic origin, national origin, ancestry, age, sex, sexual orientation, gender identity, transgender status, genetic information, mental or physical disability, marital status, pregnancy, veteran status, or any other characteristic protected by applicable national, state, or local law.

Sonoma Consult logo

About Sonoma Consult

Sourced by ZipRecruiter

Sonoma Consult is a California based C corporation helping companies bring products to the patient by working closely with the engineering teams and the clinicians. Our goal, no matter what stage of product development, is to create and execute a plan of action to move the product through the appropriate clinical and regulatory steps. Sonoma Consult works cohesively with the engineers and physicians to translate technologies to the clinic. Our goal is to help you get the very best product to the clinic and to the market. This includes planning, execution and ensuring critical data is delivered in the right format to ensure the feedback loop to the design team ultimately delivers the most advanced technology to the patient.

Industry

Business management consulting

Company size

1 - 10 Employees

Headquarters location

Sonoma, CA, US

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