Java Developer jobs in Illinois

Lead Java Developer (W2, Hybrid Chicagoland)

Naperville, Illinois

•

Today

Lead Java Developer Contract. W2 only. Local to Chicagoland. Hybrid role. Core Skills Expertise in BMO's cloud stack: o Java o AWS o Node.js o Spring Boot Strong API integration experience. Ability to integrate new apps into existing infrastructure. Skills Java, Aws, Java8+, springboot, hibernate, restful api, API Gateway, Docker, kubernetes, Sql, kafka, CI/CD, AWS Certifications, GraphQL, WebSockets, gRPC, AWS Lambda, Step Functions Experience Level Expert Level Job Type & Location This is a

Full-time

USD 65.00 - 80.00 per hour

Java Developer - W2

Chicago, Illinois

•

Today

Location: Chicago, IL Salary: $55.00 USD Hourly - $70.00 USD Hourly Description: Our client is currently seeking a Java Developer - W2 Job Responsibilities Participates in, design and develop scalable and resilient systems using Java or Python to contribute to continual, iterative improvements for product teamsExecutes software solutions, design, development, and technical troubleshootingCreates secure and high-quality production code and maintains algorithms that run synchronously with app

Contract

USD 55.00 - 70.00 per hour

JAVA DEVELOPER

Illinois

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4d ago

ROLE: Senior Java Developer DURATION:6+ months contract LOCATION: Remote Job Responsibilities Independently design and develop new components and enhance existing applications using Spring Core and Spring Boot. Architect and build robust REST APIs and integrations to support business-critical systems. Apply industry best practices to design, test, implement, and support solutions with minimal direction. Leverage AWS services (S3, ECS, Lambda, Step Functions, SSM, SNS/SQS, etc.) to deliver s

Contract

0.0

Java Developer

Remote

•

Yesterday

Immediate need for a talented Java Developer. This is a 12 months contract opportunity with long-term potential and is located in US(Remote). Please review the job description below and contact me ASAP if you are interested. Job Diva ID: 25-94470 Pay Range: $ 50-55 /hour. Employee benefits include, but are not limited to, health insurance (medical, dental, vision), 401(k) plan, and paid sick leave (depending on work location). Key Responsibilities: - Design, develop, and maintain high-performa

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Contract

$50 - $55

Senior Java Developer with Ruby on Rails (Healthcare Domain)

Chicago, Illinois

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3d ago

Job Description: 6 10 years of experience in full-stack application development. Strong backend development experience using Ruby on Rails. Hands-on experience with Java and modern JavaScript frameworks (React, Angular, or Vue). Proficiency with database technologies both Relational (PostgreSQL, MySQL) and NoSQL (MongoDB, Redis, Elasticsearch). Experience designing and integrating RESTful APIs. Familiarity with testing frameworks like JUnit, Jest, or similar. Exposure to CI/CD tools (Jenkins, Gi

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Contract

Depends on Experience

Java developer

Waukegan, Illinois

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3d ago

Java developer. Location: Waukegan, IL Full time permanent. Responsibilities: Craft, test, and deploy robust Java applications aligned with business needs using industry-leading technologies and coding standards.Conduct code reviews, optimize performance, and ensure application responsiveness while maintaining top-notch quality.Assist in architectural design reviews and project planning, lending your insights for strategic advancements.Guide and mentor fellow developers, exhibiting leadership in

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Full-time

Depends on Experience

Senior Java Developer with Ruby on Rails

Chicago, Illinois

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3d ago

FullTime Position Need Healthcare Domain Job Description:6-10 years of experience in full stack application development.Strong backend development using frameworks like Ruby on Rails.Proficiency in at least one modern JavaScript framework (React/Angular/Vue).Proficiency with various database technologies, including relational (PostgreSQL/MySQL) and NoSQL (MongoDB/Redis/Elastic search).Experience with RESTful API design and integration.Familiarity with testing frameworks (Junit/Jest, etc.).Exposu

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Contract

Depends on Experience

Java Developer

Chicago, Illinois

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11d ago

Key Responsibilities Design, develop, and maintain backend applications using Java, Spring/Spring Boot, and RESTful APIs. Architect and deploy cloud-native applications using AWS services such as EC2, Lambda, S3, RDS, CloudWatch, API Gateway, and IAM. Integrate and manage Content Management Systems (CMS) (Adobe Experience Manager, Sitecore, Drupal, or similar). Develop scalable microservices architectures and ensure high performance and reliability. Work closely with cross-functional teams inclu

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Contract

$50

Tech Lead Java Developer

Remote or Hybrid in Denver, Colorado

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18d ago

Title : Java Tech Lead Location : Denver CO Duration : Long Term Job Description: Java Developer with surescript We are seeking a highly skilled Java Developer with strong expertise in Microservices and Spring Boot. The ideal candidate should have a solid understanding of cloud modernization practices and some exposure to mobile development (iOS or Android). Key Responsibilities: Design, develop, and maintain scalable Java-based applications using Spring Boot and Microservices architecture.C

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Full-time

Depends on Experience

Java Developer Lead

Chicago, Illinois

•

Yesterday

Java Developer Lead Chicago IL (3 days onsite) Contract/Fulltime At least 10 years of Java development experience. Core Java (Java 17+), Spring Boot, microservices architecture and RESTful APIs. Must have strong experience with Azure cloud. Knowledge of CI/CD pipelines and DevOps practices Experience with containerization tools like Docker and orchestration platforms such as Kubernetes Lead with hands on experience. Strong problem-solving skills with a focus on optimizing data workflows an

Full-time, Third Party, Contract

Java Developer with Snowflake Exp

Chicago, Illinois

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19d ago

Hello, Greetings from Clifyx. Visa- () Title: Java Developer with Snowflake Exp Location: Chicago, IL (Onsite-Hybrid) 12+ Month Contract Minimum Years of Experience: 8-10 years Must Have Skills: Python (Nice to have) Azure (Nice to have) Snowflake Detailed Job Description:Very strong Python, Snowflake and Azure experience candidatesLooking for someone who has solid foundation knowledge, parallel processing with python, strong Azure expertise with services like FunctionApps, AKS, etc,Snowfl

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Contract

Depends on Experience

Java Developer with Kafka

Chicago, Illinois

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10d ago

Position: Java Developer with Kafka Location: Chicago, IL Skills: Java, Micro services, spring boot, Kafka Job Description: Experience in Agile software development methodology and practices with full development lifecycle from inception through implementation. Required: Java, J2EE, Spring, Microservice, Webservices, PL/SQL Working knowledge of Object Oriented Analysis/Object Oriented Design methodologies and life cycles. Demonstrated experience with SCM tools such as GIT, Jenkins Experience wit

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Contract

Depends on Experience

Lead Java Developer

Remote

•

Today

We are seeking a Lead Java Developer to oversee the implementation and migration of FIX connectivity using Rapid Addition adapters across various exchanges and asset classes. You will manage business data transformation, integrate messaging solutions, and maintain Java-based services while ensuring smooth deployment and observability practices. This role requires collaboration with multiple teams to support agile delivery and provide production support. Join us if you are ready to lead impactfu

Full-time

Java Developer with (DOD Secret Clearance)

Remote

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18d ago

Job Title: Java Developer with (DOD Secret Clearance) Location: FULLY Remote Position type: Long term Contract Rate: DOE Note: Clearance: Must have DOD Secret Clearance Certification: Security+ Cert Job Description: Java Developer Responsibilities: Work closely and flexibly with the team, ready to take challenges. Collaborate with team members to develop them. Possess soft skills. Ability to support multiple and parallel releases. Support development activities and troubleshooting issues. Desig

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Contract

Depends on Experience

Robotics Software Engineer / Java Developer / Remote / Orlando, FL

Remote or Orlando, Florida

•

Today

A warehouse automation robotics company is looking to grow their team and bring on a Software Engineer that has experience with Java web development. This will be a full time direct hire role with remote flexibility but you must be willing to travel to Orlando, FL once per month/once per quarter. If you are looking to join an innovative company that is driving the future of fulfilment operations and pushing the envelope in robotics this opportunity is an excellent choice. You'll contribute to me

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Full-time

100k - 120k

Senior Java Developer with AI Development Experience

Remote

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5d ago

Position: Senior Java Developer with AI Development Experience Location: Remote Duration: 12+Months with possible extensions Requirements: Java 17+ preferred (Java 11 minimum)Python 3.xAI Development:Cursor IDE or Claude for code generationModel Context Protocol (MCP)Experience with LLMs and agentic systemsSpring Framework 6 (Core, WebMVC)AWS cloud services

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Contract

Depends on Experience

Fullstack Java Developer with React, Spring Boot & AWS (&Only)

Hybrid in Northfield, Illinois

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30+d ago

Technical Lead (Full Stack React & Java) Summary: Hands-on senior developer who also provides light architectural direction and Agile team leadership. The role bridges front-end (React.js) while guiding other developers within a Scrum team. Focus: Architecture input, Agile leadership, mentoring, code reviews, collaboration with product owners. Skill Emphasis: React.js + Java (Full Stack)Spring Boot, REST APIs, CI/CDAgile/Scrum experience ideally leading sprints or mentoringCloud exposure (AWS/Az

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Contract

$40 - $50

Lead Java Developer-Payment Experience

Chicago, Illinois

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16d ago

Job Title: Lead Java Developer-Payment Domain Contract-To-Hire Location: Chicago, IL Key Skills: 12+ years of experience in software development with strong proficiency in Java. Hands-on experience with Spring / Spring Boot frameworks. Strong understanding of AWS cloud services (EC2, Lambda, S3, ECS, etc.). Proven experience in Microservices architecture and API development. Experience with Kafka or other messaging/streaming platforms. Excellent coding, debugging, and problem-solving skills. Fam

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Contract, Third Party

Depends on Experience

Java Developer

Remote

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18d ago

Java Developer with Integrated Eligibility and welfare experience..Any public Sector experience is a huge plus.

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Full-time

$80,000 - $100,000

Java Developer (17259)

Remote

•

3d ago

Baer is looking for Java Developer for a 6 month Federal Remote Project. Title: Java Developer Location: Remote (Must be based in US) Duration: 6 months Rate: All-Inclusive Alignment: W2 or C2C Description: Develop and maintain backend services using Java (Spring Boot preferred).Build and enhance front-end features using React.Deploy and support applications on AWS.Work within a Scrum team, participating in sprint planning, reviews, and daily standups.Contribute to CI/CD pipelines and basic De

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Contract

Depends on Experience

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Java Developer jobs in Illinois, USA