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Java Contract Jobs in Illinois (NOW HIRING)

Aristek Consulting

Java Full stack Engineer

Chicago, IL

$54 - $69.75/hr

Contract Location: Pleasant Prairie, WI Position Responsibilities * Craft, test and deploy robust Java applications aligned with business needs using industry-leading technologies and coding ...

360 IT Professionals

Java Developer

Chicago, IL

$52.50 - $68/hr

We have more than 30 IT Staffing Services contracts across USA and working closely with Fortune 500 ... Java Developer Work Location: US-IL-Chicago Duration: 06 months Responsibilities include : Position ...

Staffingine LLC

Senior Java Full stack Developer

Chicago, IL · On-site

$59 - $75.25/hr

Contract * Design, develop, and maintain web applications using Next.js, ReactJS, and the Fitch design system. * Implement back-end services and RESTful APIs using Java (Spring Boot), Spring Data ...

Dellfor Technologies

Java Architect

Chicago, IL

$60K/yr

Java EE framework and system development * Experience with use cases, process flows, and UML ... Job Type: Contract Salary: $60,000.00 /year Required education: * Bachelor's Required experience:

Stem Xpert

Java/Ember Developer

Bloomington, IL · On-site

$49 - $63.25/hr

Java/Ember Developer Position Type: Contract Location: Bloomington, IL, United States Description: Required: Strong skills with the Ember.js framework Knowledge of the Ember 2.0 Roadmap Deep ...

TekWissen LLC

Java Support Engineer

Chicago, IL · On-site

Contract Work Type: Onsite Summary: * We are seeking a highly skilled Java Support Engineer with 8+ years of experience, proficient in Unix support with shell scripting, PL/SQL, and banking ...

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Java Contract information

What are some common challenges faced by Java contractors and how can they be managed effectively?

Java contractors often work on short-term projects or fill skill gaps in development teams, which can present challenges such as quickly adapting to new codebases and varying team dynamics. To manage these effectively, it’s important to have strong communication skills, a proactive approach to understanding project requirements, and the ability to rapidly learn existing systems. Building rapport with permanent team members and maintaining thorough documentation can also help ease the transition. Staying current with Java frameworks and tools further ensures you can contribute value from day one.

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

To thrive as a Java Contractor, you need strong proficiency in Java programming, experience with object-oriented design, and a solid understanding of software development methodologies, often supported by a relevant degree or certifications like Oracle Certified Professional Java Programmer (OCPJP). Familiarity with development tools such as Eclipse or IntelliJ IDEA, version control systems like Git, and frameworks such as Spring or Hibernate is typically required. Excellent problem-solving, adaptability, and communication skills help you collaborate with diverse teams and quickly respond to project changes. These skills ensure high-quality, maintainable code and successful completion of contract-based software projects.

What is the difference between Java Contract vs Java Developer?

AspectJava ContractJava Developer
CredentialsTypically requires Java certifications, experience in contract rolesRequires Java certifications, degree in computer science or related field
Work EnvironmentProject-based, short-term assignments, flexible hoursFull-time, ongoing employment, structured work hours
Employer & Industry UsageUsed by companies for specific projects, consulting firmsEmployed directly by companies, tech firms, or agencies
Search & Comparison IntentOften compared for contract opportunities, flexibilityCompared for full-time roles, career growth

Java Contract roles are typically project-based, offering short-term assignments with flexible schedules, ideal for those seeking variety or freelance work. Java Developers usually work full-time, with ongoing responsibilities and career development opportunities. Both roles require Java certifications and experience, but differ mainly in employment type and work environment.

What is a Java contract job?

A Java contract job is a temporary position where a programmer is hired to work on projects using the Java programming language for a fixed period, rather than as a permanent employee. Contractors are often brought in to fill skill gaps, complete specific projects, or handle increased workloads. These roles can be full-time or part-time and typically last from a few months to over a year, depending on the project's needs. Contractors may work onsite or remotely and are usually paid hourly or by project milestone. Java contract jobs offer flexibility and the opportunity to work with a variety of companies and technologies.
What are the most commonly searched types of Java jobs in Illinois? The most popular types of Java jobs in Illinois are:
What are popular job titles related to Java Contract jobs in Illinois? For Java Contract jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching Java Contract jobs in Illinois look for? The top searched job categories for Java Contract jobs in Illinois are:
What cities in Illinois are hiring for Java Contract jobs? Cities in Illinois with the most Java Contract job openings:
Java Contract jobs near you

Backend Java Developer

Purplejack Technologies LLC

Chicago, IL • Hybrid

$52 - $67.50/hr

Other

Posted 10 days ago

Job description

Job Title: Senior Java Backend Lead

Location: Chicago, IL
Work Model: Hybrid (Currently 2 Days/Week Onsite; Subject to Increased Office Presence)
Employment Type: Contract (W2 Only)
Duration: 13 Months

Position Overview

We are seeking a highly experienced Senior Java Backend Lead to design, develop, and support enterprise-grade software solutions. The ideal candidate will possess deep expertise in Java backend development, cloud technologies, distributed systems, and team leadership. This role requires hands-on development, architectural contribution, mentoring responsibilities, and production support ownership within a fast-paced enterprise environment.

Required Education
  • Bachelor''s degree or higher in Computer Science, Electrical Engineering, or a related technical field.
Required Experience
  • 10+ years of experience designing, developing, and maintaining enterprise software applications using Java.
  • 3+ years of experience leading geographically distributed development teams.
  • Proven experience delivering highly available, scalable, and reliable backend solutions.
  • Experience participating in application architecture and technical design decisions.
Required Technical SkillsBackend Development
  • Strong expertise in Java 17.
  • Extensive backend application development experience.
  • Strong experience building and consuming RESTful Web Services.
  • Experience designing scalable and maintainable microservices-based applications.
Cloud & AWS

Hands-on experience with AWS services including:

  • IAM
  • Kinesis
  • DynamoDB
  • API Gateway/API Stack
  • SQS
  • SNS
  • KMS
Database Technologies
  • PostgreSQL or other relational database platforms.
  • Database design, optimization, and performance tuning experience.
DevOps & Reliability
  • DevOps practices and CI/CD methodologies.
  • Experience supporting highly available and fault-tolerant systems.
  • Production deployment and operational support experience.
  • Monitoring, troubleshooting, and incident management expertise.
Architecture
  • Experience contributing to application architecture and solution design.
  • Understanding of enterprise integration patterns and scalable system design.
Preferred Skills
  • Python development experience.
  • Cloud-native application development.
  • Distributed event-driven architectures.
  • Performance tuning and optimization.
Key Responsibilities
  • Design, develop, enhance, and maintain enterprise-scale backend applications using Java 17.
  • Lead development efforts for complex software systems and business-critical applications.
  • Provide technical leadership and mentorship to development teams.
  • Guide geographically dispersed teams through project execution and delivery.
  • Drive development initiatives focused on delivering high-value business features.
  • Participate in architecture reviews, technical evaluations, and solution recommendations.
  • Establish and maintain software development best practices, coding standards, and quality processes.
  • Lead troubleshooting, debugging, and resolution of complex technical issues.
  • Coordinate production support activities, incident management, and stakeholder communications.
  • Perform integration testing and support customer acceptance testing activities.
  • Collaborate with business users, stakeholders, architects, and cross-functional teams.
  • Promote reusable enterprise-wide solutions and technical standards.
  • Identify opportunities for continuous improvement across systems, processes, and team capabilities.
  • Mentor junior developers and support career development initiatives.
Required Soft Skills
  • Strong leadership and team collaboration abilities.
  • Excellent communication and stakeholder management skills.
  • Ability to work effectively under pressure and tight deadlines.
  • Strong problem-solving and analytical thinking skills.
  • Passion for technology and continuous learning.
  • Experience mentoring and coaching junior engineers.
  • Ability to coordinate incident resolution and production support activities.
  • Strong organizational and prioritization skills.
Ideal Candidate Profile

The ideal candidate is a hands-on Java Backend Technical Lead with extensive experience building enterprise applications in AWS environments. They combine deep technical expertise with leadership capabilities, architecture exposure, production support ownership, and a strong commitment to delivering reliable, scalable, and high-quality software solutions.

Apply