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IT Software Engineer​/Lead Java Backend Developer

Job in Chicago, Cook County, Illinois, 60601, USA
Listing for: 3Core Systems, Inc
Full Time position
Listed on 2026-09-05
Job specializations:
  • Software Development
    Cloud Engineer - Software, DevOps, Backend Developer, Software Architect
Job Description & How to Apply Below
Position: IT Software Engineer 5 / Lead Java Backend Developer

IT Software Engineer 5 / Lead Java Backend Developer

Location:

Chicago, IL preferred but the role can be 100% remote but there will be travel involved when needed. Duration: 12 months contract.

Position's Contributions to Work Group:

  • 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, Open Search 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.

Typical task breakdown:

  • 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 Dev Ops, CI/CD, automation, and AI-assisted development practices.
  • Supports incident resolution, operational excellence, and continuous improvement.

Interaction with team:

  • Mentors engineers and develop technical talent.
  • Partners with Product Owners, Architects, and stakeholders to align technology investments with business goals.

Education & Experience

Required:

  • Bachelor's degree is a must.
  • 10+ years' experience in this capacity with 5+ years in a lead role.

Required Technical

Skills:

  • Java (latest would be ideal), Spring Boot, Microservices, REST APIs, AWS (ECS/Fargate, IAM, ALB, RDS, Cloud Watch, Secrets Manager), Open Search/Elasticsearch, Docker, CI/CD, Git Hub, Distributed Systems, Cloud Architecture, Observability, Dev Ops, Infrastructure as Code, SQL/No

    SQL databases, Event-Driven Architecture, API Integration, Performance Optimization, and AI-assisted Development Tools.

Soft Skills:

Strong technical leadership, communication, stakeholder management, mentoring and coaching, collaboration, problem solving, critical thinking, decision making, ownership, conflict resolution, adaptability, and the ability to influence cross-functional teams while driving successful delivery of complex cloud-native solutions.

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