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Contract Java Microservices Jobs in East Chicago, IN

Caterpillar

Lead Software Engineer

Chicago, IL · On-site

$128K - $208K/yr

Lead the design and development of enterprise-scale REST APIs and microservices using Java, Spring Boot, and AWS cloud services. * Build API-first solutions, define service contracts, payload schemas ...

Caterpillar

Senior Software Engineer

Chicago, IL · On-site

$112K - $183K/yr

Design, develop, test, and maintain backend RESTful APIs and microservices using Java, Spring Boot ... Participate in solution design, API contract definition, payload schema design, and OpenAPI/Swagger ...

WPP

Solutions Architect

Chicago, IL · Hybrid

$65 - $85.50/hr

Demonstrate strong Java proficiency to design, prototype, and review core services and integrations ... Experience producing architecture artifacts (solution diagrams, interface contracts, sequence ...

LogicGate

Software Engineer: Back-End

Chicago, IL · On-site +1

Design and build backend features and robust REST APIs on the Risk Cloud platform using Java ... Deep understanding of event-driven architectures, microservices patterns, or containerized ...

New

Addison Group

Full Stack Engineer

Chicago, IL · On-site

$65 - $75/hr

Contract through the end of the year Pay: $65/hr - $75/hr W2 Work Schedule: Hybrid schedule with 2 ... Design and deliver end-to-end cloud applications using React, TypeScript, Node.js, Java, and AWS ...

Addison Group

Full Stack Engineer

Chicago, IL · On-site

$65 - $75/hr

Contract through the end of the year Pay: $65/hr - $75/hr W2 Work Schedule: Hybrid schedule with 2 ... Design and deliver end-to-end cloud applications using React, TypeScript, Node.js, Java, and AWS ...

WPP

Solutions Architect

Chicago, IL · On-site

$65 - $85.50/hr

Demonstrate strong Java proficiency to design, prototype, and review core services and integrations ... Experience producing architecture artifacts (solution diagrams, interface contracts, sequence ...

WPP PLC

Solutions Architect

Chicago, IL · On-site

$65 - $85.50/hr

Demonstrate strong Java proficiency to design, prototype, and review core services and integrations ... Experience producing architecture artifacts (solution diagrams, interface contracts, sequence ...

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All JobsContract Java Microservices JobsContract Java Microservices Jobs in East Chicago, IN

Contract Java Microservices information

See East Chicago, IN salary details

$15

$54

$74

How much do contract java microservices jobs pay per hour?

As of Sep 4, 2026, the average hourly pay for contract java microservices in East Chicago, IN is $54.92, according to ZipRecruiter salary data. Most workers in this role earn between $47.50 and $61.49 per hour, depending on experience, location, and employer.

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For Contract Java Microservices jobs in East Chicago, IN, the most frequently searched job titles are:

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Contract Java Microservices jobs near you
Infographic showing various Contract Java Microservices job openings in East Chicago, IN as of August 2026, with employment types broken down into 100% Contract. Highlights an 100% In-person job distribution, with an average salary of $114,236 per year, or $54.9 per hour.

IT Software Engineer 5 (Lead Software Engineer) (Java)

S3 Staffing USA

Chicago, IL • On-site

Other

Posted 16 days ago

Job description

Required Education
• Degree: Bachelor''s degree or equivalent (implied by "Degree + 10+ years'' experience")
• Years of Experience: 10+ years of professional software engineering experience
 
Required Skills
• Programming Language: Extensive experience with Java 17+ and Spring Boot for RESTful API development.
• API Management: Experience with API gateways and management platforms, specifically Apigee (or similar).
• Cloud Platforms: Proficiency deploying and maintaining software in public cloud environments (AWS, Azure, or Google Cloud Platform); AWS preferred given the platform context.
• Testing: Proven ability to write comprehensive automated tests (unit, integration, end-to-end) using frameworks like JUnit and Mockito.
• Architecture: Experience designing and implementing Event-Driven Architectures using message streaming solutions (e.g., AWS Kinesis, SQS, SNS, Apache Kafka, RabbitMQ, Azure Event Hub).
• Datastores: Deep understanding of multiple datastore types:
o Relational: PostgreSQL, MySQL, Oracle, AWS RDS/Aurora
o NoSQL: MongoDB, Cassandra, AWS DynamoDB
o Search: Elasticsearch
o Caching: Redis
o Vector databases
• CI/CD: Hands-on experience configuring and deploying software via CI/CD pipelines (Azure DevOps, Jenkins, or GoCD).
• Agile: Demonstrated success working within an Agile/Scrum framework.
• Security: Knowledge of secure service-to-service integrations using OAuth 2.0, JWT, and entitlement-based authorization models.
• Soft Skills: Strong decision-making, critical thinking, and technical leadership abilities.
 
Preferred/Nice-to-Have:
• Familiarity with AI-assisted coding companions (GitHub Copilot, Cursor).
 
Lead Software Engineer provides technical leadership in the design, development, testing, and deployment of state-of-the-art digital platform hosted on AWS. This role will build a world-class platform to host a wide range of digital applications.
 
Key Responsibilities:
• Lead the design and development of enterprise-scale REST APIs and microservices using Java 21+, Spring Boot, Apigee API Gateway, and AWS cloud services.
• Architect API-first solutions; define service contracts, payload schemas, and OpenAPI/Swagger specifications.
• Lead solution decomposition by breaking business requirements into technical designs, user stories, and implementation tasks.
• Guide engineers in developing secure service-to-service integrations using OAuth 2.0, JWT, and enterprise entitlement-based authorization models.
• Serve as the technical lead for complex initiatives, driving architecture decisions, design reviews, and code reviews.
• Collaborate with product owners, UI development teams, architects, and partner teams to ensure successful delivery of customer-focused solutions.
• Establish engineering best practices for reliability, scalability, observability, security, and maintainability.
• Drive quality engineering practices including automated testing, performance testing, load testing, and production readiness reviews.
• Lead troubleshooting and resolution of complex production issues.
• Create and maintain technical documentation, operational runbooks, and engineering standards.
• Drive end-to-end software ownership from design through deployment, monitoring, support, and continuous improvement.

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