Java jobs in Boulder, CO

Java Technical Lead - Google Cloud Platform & DevOps

Hybrid in Denver, Colorado

•

Yesterday

Java Technical Lead - Google Cloud Platform & DevOps We are seeking a Technical Lead Development to provide technical leadership and hands-on development expertise for clinical system applications. This role will drive engineering standards, architecture, application delivery, and technical strategy across multiple development teams. Key Responsibilities: Define engineering standards, architecture, and technical best practices. Remain hands-on with coding, design, development, and application s

Easy Apply

Contract

$75 - $85

Java Architect / API Architect / Solution Architect / Integration Architect / Azure

Remote

•

Today

Hiring: API Architect Azure Data Hub Experience: 10+ Years Role: API Architect / Azure Integration Architect We re looking for a hands-on API Architect to lead the API architecture and engineering for an enterprise Azure Data Hub. This is a 60% Architecture + 40% Hands-on Engineering role ideal for someone who enjoys designing solutions AND writing production-quality code. Must-Have Skills: Java + Spring Boot Spring WebFlux / Project Reactor Reactive Programming & Non-Blocking I/O REST AP

Easy Apply

Full-time, Third Party

$120,000 - $150,000

Software Engineer (Java and C#)

Remote

•

Today

Title: Software Engineer (Java and C#) Location: Remote Duration: 6+ Months contract At Solventum, we enable better, smarter, safer healthcare to improve lives. As a new company with a long legacy of creating breakthrough solutions for our customers toughest challenges, we pioneer game-changing innovations at the intersection of health, material and data science that change patients' lives for the better while enabling healthcare professionals to perform at their best. Because people, and thei

Easy Apply

Contract

Depends on Experience

Java Tech Lead

Remote

•

Today

Job Title: Java Tech Lead Location: Remote Duration: 12 Months + Extension Bill Rate: $86/hr on C2C Job Type: C2C/1099 Contract Client: To Be Discussed Later Work Authorization: US-Citizen, H-1B, OPT-EAD, GC-EAD Description: Lead the design, development, and implementation of frontend applications using java 11.Collaborate with product managers, ux/ui designers, and other stakeholders to define project requirements and deliverables.Mentor and guide junior developers, fostering a culture of conti

Easy Apply

Contract

$70 - $90

Senior Java Developer

Denver, Colorado

•

Today

Job#: 3052915 Job Description: Apex Systems, a World-Class Technology Solutions Provider, is seeking applicants for the below position on behalf of our client. Please apply if interested and qualified. Please note that only qualified candidates will be contacted. Position: Senior Java Developer Location: Hybrid (Denver) Clearance: None Pay Rate Range: $114,400-132,000 Position Overview: We are seeking an experienced Java Developer Contractor to support the design, development, and maintena

Easy Apply

Full-time

$55 - $63 per hour

Senior Software Test Automation Engineer (Java)

Remote or New York, New York

•

Today

Join EPAM to participate in building automation frameworks from the ground up for a leading Wealth Management firm. In this role, you will drive quality across portfolio management and asset movement platforms, helping transition a team from manual to automated testing at scale. Join EPAM to engineer solutions that matter. From AI to cloud transformation, you'll collaborate with top-tier innovators, gain autonomy to explore your ideas, and grow your skills in a culture built for tech excellence.

Full-time

Cloud Security Engineer (DevOps)- Active Clearance is required

Westminster, Colorado

•

Today

Cloud Security Engineer (DevOps) - Own the pipeline. Protect the mission. Westminster, CO Secure the cloud where real-world missions depend on it You ll be the engineer who makes sure cutting-edge cloud infrastructure isn t just fast and scalable it s locked down, monitored, and mission-ready. In this role, you own multiple security applications and services in a modern CI/CD environment, integrating security requirements directly into common infrastructure designs and enterprise services. You

Easy Apply

Full-time

150k+

Fullstack Engineer (Java)

Hybrid in Denver, Colorado

•

2d ago

Responsibilities: Develop and maintain web applications and backend services using Java and Spring Boot.Develop and maintain REST APIs and work with JSON.Develop front-end components using Thymeleaf, HTML, CSS, and JavaScript.Build and support applications using AWS services, including ECS, API Gateway, and DynamoDB.Troubleshoot application and technical issues.Support cloud deployments, architecture, and code reviews.Collaborate with development teams to deliver and maintain reliable applicatio

Easy Apply

Contract

Depends on Experience

Lead AI/ML Engineer

Remote

•

Today

Job Title: Lead AI/ML Engineer Location: Remote Duration: 6 Months + Extension Bill Rate: $70- $78 hour Job Type: C2C/1099 Contract Client: To Be Discussed Later Work Authorization: US-Citizen, H-1B, OPT-EAD, GC-EAD Job Summary: Design, develop, and integrate Agentic AI agents into the software development lifecycle.Lead and contribute to AI-enabled software development (AIDLC) within an Agile engineering POD.Build scalable full-stack applications using Java/J2EE, Spring, React, Next.js, REST A

Easy Apply

Contract

$70 - $78

Java/SOA Developer with Public Sector exp

Remote or Maine

•

Today

Phone/Skype Hire. Remote Location: Remote Duration: 12+ months Responsibilities Refactor business logic and DB I/O java code from servlets implementing complete MVC to SOA. Write Java Code for a Service Oriented Architecture utilizing JSON/REST via Spring and CXF. Develop reusable business services and components following SOA and MVC design principles. Troubleshoot and resolve application, service integration, database, and performance issues. Skills Needed Java: Advanced 4+ years Required

Easy Apply

Third Party, Contract

Java Developer (Hybrid Onsite)

Hybrid in Denver, Colorado

•

Today

Job Title Java Developer (Hybrid Onsite) Location Denver, CO Duration 6 Months Pay Rate $70/hr on C2C / 1099 all inclusive OR $65/hr on W2 Interview Type Virtual Note Hybrid, 1 day On-site on Tuesdays. Remote work rest of days. Candidate Must Be Local Description About the Role We are seeking an experienced Java Developer Contractorto support the design, development, and maintenance of web applications, backend services, and cloud-based solutions. This role is ideal for someone who is comforta

Easy Apply

Contract, Third Party

Depends on Experience

Test Job - Do Not Apply

Englewood, Colorado

•

19d ago

Test Job Description

Easy Apply

Full-time

$60,000 - $120,000

Pega Developer

Denver, Colorado

•

Today

1. Pega PRPC 2. BPMN 3. SQL 4. Java 5. JavaScript 6. CSS 7. HTML 8. RESTful APIs.

Easy Apply

Full-time

$60,000 - $80,000

Lead Java Engineer

Hybrid in Denver, Colorado

•

12d ago

Position: Lead Java Engineer / Lead Software Engineer Location: Denver Colorado Experience: 10+ Years We're looking for a hands-on Lead Java Engineer with strong backend and cloud experience. Required Skills: 10+ years in Software Development Java (8+ yrs) & Spring Boot (5+ yrs) Team Leadership (5+ yrs) AWS (EC2, Lambda, S3, RDS, IAM) REST APIs & Microservices Kafka (Producer/Consumer) MySQL/PostgreSQL & NoSQL JPA/Hibernate CI/CD, Git, Maven, Agile, TDD Mobile/Telecommunications experience (Mand

Easy Apply

Contract

55 - 65

ENOVIA 3DEXPERIENCE Solution Architect PLM / EXALEAD / 3DX

Remote

•

Today

Project inscope: The Engineering & PLM workstream focuses on migrating ~3K+ engineers across multiple sites from a legacy PLM platform (Dassault Enovia 2015x, which is no longer supported by the vendor) to Enovia 3DEXPERIENCE 2025X/2026X, involving a full re-implementation rather than a simple migration. Provide technical-heavy and functional leadership for the ENOVIA 3DX implementation. Own the solution architecture, data model and integration blueprint end to end. 2 : Key Responsibilities Defi

Easy Apply

Contract

$80 - $90

Staff Engineer - Java / AWS

Englewood, Colorado

•

2d ago

Job Duties and Responsibilities Candidates must be willing to participate in at least one in-person interview, which may include a live whiteboarding or technical assessment session. The Cloud Contact Center team is seeking a Lead Developer to help design, develop, and support custom applications and integrations within our Amazon Connect platform. This individual will collaborate with internal teams to define requirements, implement scalable solutions, and enhance the overall efficiency of our

Easy Apply

Full-time

110 - 120

Full Stack Software Engineer (Java / React)

Remote

•

Today

Ropes requiredFull Stack Software Engineer (Java / React) Location: RemoteWe are seeking a skilled Full Stack Software Engineer to support the development and modernization of high-traffic web applications in a microservices environment. This role offers a 70/30 mix of back-end and front-end development, working across modern frameworks and enterprise-scale platforms.Key ResponsibilitiesDesign, build, and maintain scalable full stack applications using Java (Spring MVC/Spring Boot), React, and N

Easy Apply

Contract

Java 21 Developer (Khafka, SQL, AWS)

Remote

•

6d ago

Systems Engineering Services is seeking a Java 21 Developer based out of the MST Time zone area. Job Description: API/UI Full Stack Developer UI Technologies are React API/Core/Backend Technologies are Java, Springboot, Redshift which is migrating that to Snowflake Strong SQL - Queries through API Development All on AWS RDS, EC2, EMR, S3, Lambda, API Gateway, and then basic services such as SNS, SES, etc., In addition, Redshift, Snowflake What they will be doing: Building a Data Product Reti

Easy Apply

Full-time

Depends on Experience

Java Technical Lead

Remote

•

Today

Company Profile Blackstraw.ai is an end-to-end technology services company specializing in Artificial Intelligence (AI) and Engineering solutions across Data Science, Data Engineering, LLM/GenAI and LLMOps. Founded in 2018, we help global enterprises across North America, Europe and Asia to build and operationalize AI systems that create measurable business impact. Our mission is to make AI adoption simpler, faster and scalable through a blend of deep domain expertise, reusable accelerators and

Easy Apply

Full-time

Depends on Experience

Sr. Java Developer (Exp-10 Years) with Kafka and Cassandra-full time-Remote

Remote

•

Today

Seeking an experienced Senior Java Developer with 10+ years of hands-on experience in Java, Spring Boot, Kafka, and Cassandra to design and develop scalable, high-performance enterprise applications. Key ResponsibilitiesDevelop and maintain scalable applications using Java and Spring Boot. Design and implement RESTful APIs and microservices. Develop event-driven solutions using Apache Kafka. Design and optimize data models and queries using Cassandra. Troubleshoot performance, production issues,

Easy Apply

Full-time

Depends on Experience

Java jobs in Boulder, CO, USA