Senior Java Software Engineer

Rose International; Chicago (IL); Hybrid; USD 156,000 - 166,000; Full time

Job summary

Rose International is seeking a Senior Java Software Engineer to design, develop and deploy backend services on AWS in a hybrid Chicago-based role. You will lead API-driven microservices, mentor peers, and drive code quality across an Agile team.

The position is full-time, temporary for 12 months, with 2 days on-site each week and competitive hourly rates of $75–$80. Strong experience in Java 17+, Spring Boot, REST, and DevOps is required.

Qualifications

• Bachelor’s degree in CS/EE or related field with 8+ years’ experience.
• Master’s degree acceptable with 6+ years’ experience.
• Senior software leadership, Java 17+ and SpringBoot RESTful API development.

Responsibilities

• Design, develop and deploy backend RESTful APIs with Microservices.
• Mentor developers and conduct code reviews.
• Lead development on cross-functional Agile projects.
• Ensure high-quality, scalable software and timely delivery.

Skills

Agile

AWS

DevOps

Java

Spring

Java 17+

RESTful APIs

CI/CD

Leadership

AI tools

Education

Bachelor’s Degree

Master’s Degree (plus 6+ years)

Tools

AWS Kinesis

Apache Kafka

Swagger

Postman

Selenium

CI/CD tools

Job description

Date Posted: 09/10/2026
Hiring Organization: Rose International
Position Number: 507259
Industry: Manufacturing
Job Title: Senior Java Software Engineer
Job Location: Chicago, IL, USA, 60661
Work Model: Hybrid
Work Model Details: 2 days a week on site
Shift: M-F
Employment Type: Temporary
FT/PT: Full-Time
Estimated Duration (In months): 12
Min Hourly Rate($): 75.00
Max Hourly Rate($): 80.00
Must Have Skills/Attributes: Agile, AWS, DevOps, Java, Spring
Experience Desired: Java Development (Java 17+) (10+ yrs); Spring Boot & RESTful Microservices (8+ yrs); AWS Cloud Development (5+ yrs); CI/CD & DevOps Automation (5+ yrs); Agile Software Development & Technical Leadership (5+ yrs)
Required Minimum Education: Bachelor’s Degree

Job Description

Required Education/Experience:

• Bachelor’s degree in computer science or electrical engineering or related field is required w/ 8+ years’ experience in this capacity

OR

• Master’s degree with 6+ years’ experience in capacity is needed.

Required Qualifications

• Senior Software Engineer provides technical leadership in design, development, testing and deployment of CLIENT state-of-the-art digital platform hosted on AWS
• This position will build a world class platform to host a wide range of digital applications.
• As a Senior Software Engineer you will be responsible for designing and developing backend RESTful API web services using Microservices architecture.
• Be responsible for overseeing and mentoring other developers and handle code reviews.
• Acts as team leader for development and support groups; provides programming and application/technical leadership, guidance, and assistance to other team members.
• Works directly on complex application/technical problem identification and resolution.
• Drives application development focused around delivering valuable business features
• Maintains high standards of software quality within the team by establishing good practices and habits
• Guide the team to develop a structured application/interface code, new program documentation, operations documentation and user guides in a casual, flexible environment
• Lead development of new functionality and applications on cross-functional Agile project teams

Required Technical Skills

• Message streaming solutions, such as AWS Kinesis, AWS SQS, AWS SNS, Apache Kafka, RabbitMQ, Apache ActiveMQ.
• Experience designing well-defined Restful APIs
• Hands on experience with API tools such as Swagger, Postman and Assertible o Test Driven Development and Behavior Driven Development.
• Hands on experience with testing tools such as Cucumber and Selenium and their integration into CI/CD pipelines.
• Datastores such as AWS Aurora, AWS RDS, AWS DynamoDB, MongoDB, ElasticSearch, Cassandra, Redis, MySQL, Oracle. o Other AWS technologies, such as API Gateway, ALB, NLB, Fargate, Lambda, S3, CloudWatch, etc
• Debugging and maintaining software in Linux or Unix platforms
• Must demonstrate solid knowledge of Computer Science fundamentals, such as data structures and algorithms.
• Ability to work under pressure and within time constraints
• Passion for technology and an eagerness to contribute to a team-oriented environment
• Demonstrated leadership on small to medium-scale projects impacting strategic priorities
• Designing, developing, deploying and maintaining software at scale.
• Developing software applications using relational and NoSQL databases.
• Application architectural patterns, such as MVC, Microservices, Event-driven, etc.
• Deploying software using CI/CD tools, such as Jenkins, Azure DevOps, GoCD, etc
• Deploying and maintaining software using public clouds such as AWS or Azure.
• Working within an Agile framework (ideally Scrum)
• Experience with AI tools is a BIG PLUS**

Responsibilities

• 10+ years or more of experience in designing and developing software applications in Java.
• Experience software development experience using Java 17 or higher and SpringBoot RESTful API development
• Experience deploying and maintaining software using public clouds such as AWS or Azure.
• Message streaming solutions, such as AWS Kinesis, AWS SQS, AWS SNS, Apache Kafka, RabbitMQ, Apache ActiveMQ, Azure Event Hub.
• Datastores such as AWS Aurora, AWS RDS, AWS DynamoDB, PostgreSQL, MySQL, Oracle, ElasticSearch, MongoDB, Cassandra, Redis.
• Deploying software using CI/CD tools such as Azure Devops, Jenkins, GoCD, etc.
• Working within an Agile framework (ideally Scrum).

Rose International is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, sexual orientation, gender (expression or identity), national origin, arrest and conviction records, disability, veteran status or any other characteristic protected by law. Positions located in San Francisco and Los Angeles, California will be administered in accordance with their respective Fair Chance Ordinances.

If you need assistance in completing this application, or during any phase of the application, interview, hiring, or employment process, whether due to a disability or otherwise, please contact our HR Department.

Rose International has an official agreement (ID #132522), effective June 30, 2008, with the U.S. Department of Homeland Security, U.S. Citizenship and Immigration Services, Employment Verification Program (E-Verify). (Posting required by OCGA 13/10-91.).