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Senior Java Developer Jobs in Crystal Lake, IL (NOW HIRING)

ULINE

Senior Software Developer - Web

Waukegan, IL · On-site

$96K - $148K/yr

Senior Software Developer - Web Pay from $96,000 to $148,000 per year 2200 S. Lakeside Drive ... NET, Java JavaScript or TypeScript. * Familiarity with SQL queries and stored procedures. * Uline ...

Uline

Senior Software Developer - Web

Waukegan, IL

$96K - $148K/yr

Senior Software Developer - Web Pay from $96,000 to $148,000 per year 2200 S. Lakeside Drive ... NET, Java JavaScript or TypeScript. * Familiarity with SQL queries and stored procedures. * Uline ...

ULINE

Senior Software Developer - Web

Waukegan, IL · On-site

$96K - $148K/yr

Senior Software Developer - Web Pay from $96,000 to $148,000 per year 2200 S. Lakeside Drive ... NET, Java JavaScript or TypeScript. * Familiarity with SQL queries and stored procedures. * Uline ...

ULINE

Senior Software Developer - Web

Waukegan, IL · On-site

$96K - $148K/yr

Senior Software Developer - Web Pay from $96,000 to $148,000 per year 2200 S. Lakeside Drive ... NET, Java JavaScript or TypeScript. * Familiarity with SQL queries and stored procedures. * Uline ...

Uline

Senior Software Developer - Web

Waukegan, IL

$96K - $148K/yr

Senior Software Developer - Web Pay from $96,000 to $148,000 per year 2200 S. Lakeside Drive ... NET, Java JavaScript or TypeScript. * Familiarity with SQL queries and stored procedures. * Uline ...

Long Finch Technologies

Senior Graph Developer

Itasca, IL · Hybrid

$53 - $70/hr

We are seeking an experienced Senior Graph Developer to design, build, and scale enterprise-level ... Advanced programming experience in Python or JVM-based languages such as Java or Scala. * Strong ...

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All JobsJava Developer JobsSenior Java Developer JobsSenior Java Developer Jobs in Crystal Lake, IL

Senior Java Developer information

See Crystal Lake, IL salary details

$10

$60

$83

How much do senior java developer jobs pay per hour?

As of Aug 20, 2026, the average hourly pay for senior java developer in Crystal Lake, IL is $60.93, according to ZipRecruiter salary data. Most workers in this role earn between $53.37 and $68.08 per hour, depending on experience, location, and employer.

What is a senior Java developer?

Senior Java Developers are experienced software engineers who specialize in using the Java programming language to design, develop, and maintain complex applications. They typically lead development teams, oversee project architecture, and ensure code quality through best practices. In addition to strong coding skills, they often mentor junior developers and collaborate with stakeholders to deliver robust software solutions. Their expertise is crucial in building scalable, high-performance applications across various industries.

What are the key skills and qualifications needed to thrive as a senior Java developer?

To thrive as a Senior Java Developer, you need advanced proficiency in Java programming, experience with software design patterns, and a strong grasp of backend development, often supported by a degree in computer science or related field. Familiarity with frameworks like Spring, build tools such as Maven or Gradle, and version control systems like Git, as well as knowledge of cloud platforms, is typically required. Excellent problem-solving, leadership, and communication skills help you guide teams and collaborate effectively. These competencies are crucial for delivering robust, scalable software solutions and driving technical success within development teams.

What are some common challenges senior Java developers face when working on large-scale enterprise projects?

Senior Java Developers often encounter challenges such as maintaining code quality across large codebases, managing dependencies between modules, and ensuring optimal application performance. Collaborating with cross-functional teams—including QA, DevOps, and product management—requires clear communication and effective problem-solving. Additionally, staying updated with the latest Java frameworks and best practices is essential for delivering scalable and maintainable solutions in complex enterprise environments.

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

AspectSenior Java DeveloperJava Software Engineer
Required CredentialsBachelor's in CS or related, Java certifications often preferredBachelor's in CS or related, Java certifications beneficial
Work EnvironmentTeam lead roles, project management, mentoringDevelopment-focused, coding, testing, and implementation
Employer & Industry UsageTech companies, finance, e-commerceSoftware firms, startups, enterprise IT
Common Search & ComparisonOften compared for experience level and responsibilitiesSimilar roles with slight variations in scope

The main difference between a Senior Java Developer and a Java Software Engineer lies in their responsibilities and experience. Senior Java Developers typically take on leadership, mentoring, and project management roles, while Java Software Engineers focus more on coding, development, and technical implementation. Both roles require strong Java skills and relevant credentials, but the Senior Java Developer usually has more experience and a broader scope of responsibilities.

What are popular job titles related to Senior Java Developer jobs in Crystal Lake, IL?

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

What job categories do people searching Senior Java Developer jobs in Crystal Lake, IL look for?

The top searched job categories for Senior Java Developer jobs in Crystal Lake, IL are:

What cities near Crystal Lake, IL are hiring for Senior Java Developer jobs?

Cities near Crystal Lake, IL with the most Senior Java Developer job openings:

Senior Java Developer jobs near you
Infographic showing various Senior Java Developer job openings in Crystal Lake, IL as of August 2026, with employment types broken down into 80% Full Time, 6% Part Time, and 14% Contract. Highlights an 83% Physical, 5% Hybrid, and 12% Remote job distribution, with an average salary of $126,732 per year, or $60.9 per hour.

Senior Graph Database Developer

Long Finch Technologies

Ridgefield, IL • Hybrid

Contractor

Posted 5 days ago

Job description

Job title: Senior Graph Database Developer

Work Location: Chicago, IL, 60606(Hybrid )

Duration: 6+ Months Contract
Experience Level: 10+ Years

Visa: Visa Independent Only

Job Description:
Must Have Skills
Amazon Neptune Graph Database, SPARQL
Data Engineering / ETL Pipelines
GraphRAG
Nice to have skills
Gen AI integration, Python  Backend API Development
Detailed Job Description
Education Bachelors or Masters degree in Computer Science, Data Science, Information Architecture, or a related field.
Graph Databases Extensive hands on experience designing and managing production scale instances of Amazon Neptune.
Graph languages, specifically Gremlin or SPARQL.
Programming Advanced production coding in Python or JVM environments Java, Scala.
Cloud Infrastructure Strong proficiency with AWS Services e.g., AWS S3, Amazon RDS, Amazon ECS
Top 3 responsibilities you would expect the Subcon to shoulder and execute
Design enterprise ontologies, taxonomies, and graph schemas that reflect complex business structures.
Architect, configure, and scale Amazon Neptune database environments to handle billions of relationships.
Integrate knowledge graphs into GraphRAG pipelines to enhance contextual grounding and minimize AI hallucinations. Partner with AI teams to implement hybrid search architectures combining graph traversals with vector databases.

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