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Java Software Engineer Contract Jobs in Illinois

Marmon

Senior Java Software Engineer

Chicago, IL · Hybrid

$128K - $169K/yr

Job Summary The Senior Java Software Engineer is responsible for designing, building, modernizing, and supporting reliable enterprise applications and integrations. This role is ideal for an ...

Marmon

Senior Java Software Engineer

Chicago, IL · Hybrid

$128K - $169K/yr

Job Summary The Senior Java Software Engineer is responsible for designing, building, modernizing, and supporting reliable enterprise applications and integrations. This role is ideal for an ...

Marmon

Senior Java Software Engineer

Chicago, IL · Hybrid

$128K - $169K/yr

Job Summary The Senior Java Software Engineer is responsible for designing, building, modernizing, and supporting reliable enterprise applications and integrations. This role is ideal for an ...

BofA Securities

Java Software Engineer III

Addison, IL · On-site

$51.75 - $71.25/hr

Collaborate with cross-functional teams including product owners, QA, and DevOps Required Qualifications: * 8+ years of experience in software development * Strong hands-on experience with Java ...

New

Allstate

Lead Java Software Engineer

Chicago, IL

... Programming Language), Java Spring, Software Development, Spring Boot, Spring Framework ... Federal Contract Compliance Programs. To view the FMLA poster, click "here". This poster ...

Mojo Trek

Lead Java Software Engineer

Chicago, IL · On-site

$70 - $80/hr

What You'll Need (Required) Bachelor's degree in Computer Science, Electrical Engineering, or a related field. Eight years or more of experience designing and developing software applications in Java ...

Civis Analytics

Software Engineer (Contract)

Chicago, IL · On-site +1

$90K/yr

Virginia Civis is hiring a Software Engineer (Contract) to build and ship high-quality software across the full stack in service of our clients' most important missions. This is a 6-month contract ...

Civis Analytics

Software Engineer (Contract)

Chicago, IL · On-site +1

$90K/yr

Virginia Civis is hiring a Software Engineer (Contract) to build and ship high-quality software across the full stack in service of our clients' most important missions. This is a 6-month contract ...

Civis Analytics

Software Engineer (Contract)

Chicago, IL · On-site +1

$90K/yr

Virginia Civis is hiring a Software Engineer (Contract) to build and ship high-quality software across the full stack in service of our clients' most important missions. This is a 6-month contract ...

1 point system

Lead Java Software Engineer

Chicago, IL · On-site

... enterprise software as a senior or lead engineer with ownership of complex systems and ... Deep expertise in Java and Spring frameworks, including Spring Boot and Spring Cloud, for building ...

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All JobsJava Software Engineer Contract JobsJava Software Engineer Contract Jobs in Illinois

Java Software Engineer Contract information

What is a Java software engineer contract?

A Java Software Engineer Contract is a temporary or fixed-term role where a software engineer is hired to develop, test, and maintain software applications using the Java programming language. Contractors typically work on specific projects or for a set period, rather than as permanent employees. These roles often require expertise in Java frameworks, object-oriented programming, and collaboration with other developers or teams. Contract positions can offer flexibility, competitive pay, and opportunities to work on diverse projects.

What are the key skills and qualifications needed to thrive as a Java software engineer contractor?

To thrive as a Java Software Engineer Contractor, you need strong proficiency in Java programming, experience with software development lifecycles, and typically a bachelor's degree in computer science or a related field. Familiarity with tools such as Spring Framework, Git, Maven, and cloud platforms, as well as knowledge of unit testing frameworks, is highly valued. Excellent problem-solving abilities, adaptability, and clear communication help you stand out, especially when collaborating remotely or integrating with diverse teams. These skills and qualities are crucial for delivering reliable, scalable solutions on time and ensuring smooth coordination in dynamic project environments.

What are some common challenges faced by Java software engineers on contract assignments, and how can they be managed?

Contract Java Software Engineers often face challenges such as quickly adapting to new codebases, understanding project requirements with limited onboarding time, and integrating smoothly with established teams. To manage these challenges, it's important to proactively communicate with team members, ask clarifying questions early, and make use of available documentation. Contract roles also require strong time management and self-motivation, as deliverables and expectations may be clearly defined but support can be less hands-on compared to permanent positions.

What is the difference between Java Software Engineer Contract vs Java Software Engineer?

AspectJava Software Engineer ContractJava Software Engineer
Employment TypeTemporary/Project-basedFull-time/permanent
DurationFixed-termIndefinite
Work EnvironmentClient sites, consulting firms, or remoteCompany offices or remote
CertificationsTypically no specific certifications requiredOften prefers Java certifications or related credentials

Java Software Engineer Contract roles are temporary positions focused on specific projects, offering flexibility but less job security. Full-time Java Software Engineers work permanently within organizations, with benefits and career growth opportunities. Both roles require strong Java skills, but contracts may have less emphasis on certifications. Choose based on your career goals and desired work environment.

What are the most commonly searched types of Java Software Engineer jobs in Illinois?

The most popular types of Java Software Engineer jobs in Illinois are:

What cities in Illinois are hiring for Java Software Engineer Contract jobs?

Cities in Illinois with the most Java Software Engineer Contract job openings:

Java Software Engineer Contract jobs near you

Lead Java Software Engineer

3Core Systems, Inc

Chicago, IL • On-site

$150 - $200/hr

Other

Posted 3 days ago

New

Job description

Must Have Skills/Attributes : AWS, DevOps, GitHub, Java, Software Development.

Experience Desired :

  • Java development, including modern Java versions, Spring Boot, Microservices (10+ yrs).
  • AWS cloud-native applications, including ECS/Fargate, IAM, RDS, ALB, CloudWatch, and Secrets Manager (5+ yrs).
  • Technical Lead or Software Engineering Lead (5+ yrs).
  • Distributed Systems and Event-Driven microservices, including API integration, performance optimization (5+ yrs).
  • DevOps and CI/CD practices using Docker, GitHub, observability tools (3+ yrs)
  • Required Minimum Education: Bachelor's Degree.

Job Description:

Required Education/Experience:

  • Bachelor's degree in computer science or related field.

Required Qualifications:

  • 10+ years' experience in this capacity with 5+ years in a lead role.
  • Provides technical leadership and delivery ownership for a team of software engineers building and operating scalable cloud-native applications on AWS.
  • Drives architecture decisions, engineering best practices, and solution design across Spring Boot microservices, OpenSearch platforms, CI/CD, observability and AWS infrastructure.
  • Collaborates with product, architecture, and platform teams to deliver secure, resilient, and high-performing solutions while mentoring engineers, improving development processes, and ensuring successful execution of business objectives.

Required Technical Skills:

  • Spring Boot
  • Java (latest versions)
  • AWS Cloud Services (ECS/Fargate, IAM, ALB, RDS, CloudWatch, Secrets Manager)
  • OpenSearch / Elasticsearch
  • Observability & Monitoring

Responsibilities:

  • Leads software engineers in delivering business-critical applications.
  • Establishes technical direction and architectural standards.
  • Drives AWS cloud adoption and modernization initiatives.
  • Ensures solution scalability, performance, security, and reliability.
  • Promotes DevOps, CI/CD, automation, and AI-assisted development practices.
  • Supports incident resolution, operational excellence, and continuous improvement.
Skill set

Java, AWS, DevOps, GitHub, Technical Lead .

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