Freelance Remote Java Engineer Jobs in Chicago, IL

We are hiring a Senior Java Engineer to join our client remotely!

Responsibilities

• Develop and maintain Java-based backend services using Spring Boot.
• Design, build, and support event-driven architectures leveraging Kafka.
• Create and manage Kafka topics that support internal systems, downstream consumers, and enterprise integrations.
• Build scalable REST APIs and microservices that support high-volume transactional workloads.
• Design solutions that ingest, process, store, and retrieve data from DynamoDB.
• Implement efficient data access patterns and optimize DynamoDB performance.
• Develop backend services that consume and publish Kafka events.
• Automate application deployments using ArgoCD and GitOps methodologies.
• Deploy and support applications running in Kubernetes and Red Hat OpenShift environments.
• Partner with architects, product teams, and engineering stakeholders to define technical solutions.
• Monitor application health, performance, and reliability in production environments.
• Troubleshoot distributed system issues and drive root-cause analysis.
• Contribute to platform modernization and cloud-native engineering best practices.
• Mentor team members and participate in architectural design discussions.

• 7+ years of software engineering experience.
• Strong Java development experience.
• Extensive experience with Spring Boot and microservices architecture.
• Experience designing and implementing RESTful APIs.
• Hands-on experience with Kafka
• Hands-on experience with Kubernetes.
• Experience with ArgoCD and GitOps deployment practices.
• Experience with Red Hat OpenShift.
• Experience with AWS cloud services.

Job Type & Location

This is a Contract position based out of Chicago, IL.

The pay range for this position is $70.00 - $85.00/hr.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: • Medical, dental & vision • Critical Illness, Accident, and Hospital • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available • Life Insurance (Voluntary Life & AD&D for the employee and dependents) • Short and long-term disability • Health Spending Account (HSA) • Transportation benefits • Employee Assistance Program • Time Off/Leave (PTO, Vacation or Sick Leave)

This is a fully remote position.

This position is anticipated to close on Aug 14, 2026.

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

We’re a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We’re a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We’re strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We’re building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.