Contract Java Developer C2C Jobs in Colorado (NOW HIRING)

We are hiring JAVA Developer (Local candidates only) for a Contract position in DENVER, CO
CALL US NOW for immediate consideration! Click Apply on Web or Apply Now to view our recruiter s contact info and reach out today, we d love to speak with you!
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** We will NOT accept 3rd Party (C2C) Contractors **
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JOB DETAILS:
Position:Sr. Java Developer
JOB REF#:44668 - SB26-149-DEV
Duration:12 Months (Contract)
Location:HYBRID - DENVER, CO 80290
Pay Rate:$70.00 (W2 only) or $78.00 (INCORPORATED), (Not accepting 1099 or C2C)
HYBRID: We will NOT consider candidates willing to relocate - LOCAL CANDIDATES ONLY!!
Must work ONSITE every Tuesday / HOURS: MON-FRI 8am - 5:00pm (MST)
Java Developer Contractor to support the design, development, and maintenance of web applications, backend services, and cloud-based solutions. This role is ideal for someone who is comfortable working across the Java/Spring ecosystem, building REST APIs, integrating with AWS services, and contributing to modern CI/CD-driven development workflows.
RESPONSIBILITIES INCLUDE:
Design, develop, test, and maintain Java-based applications using Java SDK 21.
Build and enhance applications using Spring Boot and the broader Spring Framework.
Develop and maintain REST APIs and JSON-based integrations.
Support smaller web applications using Thyme leaf, HTML, CSS, and JavaScript.
Work with AWS-based infrastructure and services, including ECS, API Gateway, and DynamoDB.
Contribute to source control and development workflows using GitLab.
Build, maintain, and troubleshoot GitLab CI/CD pipelines.
Collaborate with team members on application architecture, implementation decisions, code reviews, and deployment practices.
Support infrastructure-as-code efforts, especially where Terraform is used.
Use IntelliJ IDEA as the primary development environment.
Apply sound software engineering practices, including maintainable code design, testing, documentation, and operational awareness.
Where appropriate, leverage AI-assisted coding tools to improve development productivity and code quality.
REQUIRED SKILLS/EXPERIENCE:
**MUST interview ONSITE **
5+ years as a Java developer, developing applications in JAVA. Able to comfortably between backend development, lightweight front-end work, cloud-based deployments, and CI/CD workflows.
Experience with Java 21 or recent versions of the Java SDK.
Experience with AWS, GitLab pipelines, Terraform, and AI-assisted coding tools is highly valued.
TECHNICAL EXPERIENCE: Java SDK 21, Spring Boot / Spring Framework, Thymeleaf, REST APIs, JSON, HTML / CSS / JavaScript, AWS, including ECS, API Gateway, and DynamoDB, GitLab repositories, GitLab CI/CD pipelines, Terraform, IntelliJ IDEA,
and AI-assisted coding tools, including exploration of Claude Code
Solid experience with Spring Boot and Spring-based application development.
Experience designing, building, and consuming REST APIs.
Strong working knowledge of JSON and API integration patterns.
Familiarity with front-end technologies including HTML, CSS, and JavaScript.
Experience using Git-based source control, preferably GitLab.
Experience working with CI/CD pipelines, preferably GitLab CI/CD.
Practical experience developing, deploying, or supporting applications in AWS.
DESIRED/PREFERRED SKILLS:
Experience with Thymeleaf for server-side templating.
Hands-on experience with AWS services such as:
Amazon ECS: Amazon API Gateway and Amazon DynamoDB
Familiarity with Terraform or other infrastructure-as-code tools.
Experience using IntelliJ IDEA in a professional development environment.
Familiarity with AI-assisted development tools such as Claude Code, GitHub Copilot, Cursor, or similar tools.
Experience troubleshooting cloud deployments, application logs, build pipelines, and environment related issues.
Understanding of secure coding practices and cloud application security concepts.
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Calance Consultant Benefits Offerings:
- EPO/PPO Medical Plans
- HMO/PPO Dental programs
- Vision - VSP (Vision Plan Summary)
- 401K Retirement vesting program (VOYA)
- Paid Bi-Weekly/Direct Deposit
- Flex Spending Plan
- Voluntary Life, AD&D, STD or LTD plans
Estimated Pay Range: