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Java software developer Jobs in Westminster, CO

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Java software developer • westminster co

Last updated: 6 hours ago

Java Developer Contractor – Denver, CO (Hybrid)

Speridian Technologies Only Dener CODenver, CO, US
Full-time

Hiring: Java Developer Contractor – Denver, CO (Hybrid) Location: Denver, CO (In‑person Tuesdays, remote rest of week) Duration: 07/27/2026 – 07/27/2027 Client: State of CO We’re seeking an experie... Show more

 • Promoted

Software Engineer

EpsilonWestminster, Colorado, United States
$73,500.00 yearly
Full-time

For this role, we are seeking a qualified Software Engineer to join Epsilon's Development Team in our Data Practice.In this role with our company, you will be focused on project tasks for Epsilon's... Show more

Business Developer

BrightView LandscapesBroomfield, CO, US
$65,000.00 yearly
Full-time

The Best Teams are Created and Maintained Here.The Business Developer (BD) works to improve BrightView’s market position and achieve profitable financial growth.This role helps to achieve long-term... Show more

Market Developer

Ameristar Perimeter Security USA Inc., An Assa Abloy Group BrandDenver, CO, United States
Full-time

Ameristar Perimeter Security, an industry leader in steel and aluminium high security fencing products is looking for an individual in the Denver area.This professional will make sales calls to ind... Show more

Remote Software Developer $60 - $120/hourpay

Micro1Thornton, Colorado, US
$60.00 hourly
Remote
Full-time

AI data lab for training frontier models and evaluating AI agents.Experts contribute their diverse subject matter knowledge across domains such as finance, healthcare, STEM engineering, and more.AI... Show more

 • Promoted

Senior Software Developer

Bet365Denver, Colorado, US
Full-time

We are seeking passionate and experienced Senior Developer to join our dedicated Verification team as we embark on a ground up re-architecture.In collaboration with our UK teams, you will be enhanc... Show more

Lead Java Software Engineer

Resource InnovationsDenver, Colorado, United States
Full-time

Resource Innovations is seeking Lead Java Software Engineer to join our growing Software as a Service (SaaS) team.As a hands-on technical lead at Resource Innovations, you will be instrumental in t... Show more

Remote Software Developer $60 - $120/hourpay

Micro1Federal Heights, Colorado, US
$60.00 hourly
Remote
Full-time

AI data lab for training frontier models and evaluating AI agents.Experts contribute their diverse subject matter knowledge across domains such as finance, healthcare, STEM engineering, and more.AI... Show more

 • Promoted

Principal Software Engineer (Java & AWS)

VertaforeDenver, CO,US
Full-time

The insurance industry runs on Vertafore.We equip agencies, MGAs, and carriers with the core digital systems, specialized AI, and data-driven foundation to eliminate distribution drag across the in... Show more

Lead Java Developer (Android application development)

GretisGlobalDenver, United States
Full-time

Lead Java Developer (Android application development).Full-Time / Contract ($60 to 65/hr on W2 – No C2C).We are seeking a skilled Lead Java Developer with strong Android application development exp... Show more

Developer

FairsteadDenver, CO, United States
$160,000.00 yearly
Full-time

Denver, Colorado, United States.Fairstead is a purpose-driven real estate firm dedicated to building affordable communities across the country.Headquartered in New York, with offices in Colorado, F... Show more

 • New!

Delphi Developer

DVI Technologies, IncDenver, Colorado, United States
$93,600.00 yearly
Full-time

Salary: $93,600 - 114,400 per year.We require strong hands-on experience with Delphi, spanning Delphi 7 through modern XE, 11, and 12 releases.We look for a solid grasp of object-oriented programmi... Show more

 • Promoted

Remote Software Developer $60 - $120/hourpay

Micro1Commerce City, Colorado, US
$60.00 hourly
Remote
Full-time

AI data lab for training frontier models and evaluating AI agents.Experts contribute their diverse subject matter knowledge across domains such as finance, healthcare, STEM engineering, and more.AI... Show more

 • Promoted

Principal Software Engineer (Java & AWS)

VertaforeDenver, CO, US
Full-time

The insurance industry runs on Vertafore.We equip agencies, MGAs, and carriers with the core digital systems, specialized AI, and data-driven foundation to eliminate distribution drag across the in... Show more

GIS Developer

CongruexDenver, CO, US
$30.00 hourly
Full-time

Primary Location: Denver, CO (in-office in CO).Congruex is looking for a GIS Solutions Developer to join our team.Congruex designs and builds digital communications infrastructure.The work we do en... Show more

Sr Software Developer - JAVA

SitusAMCDenver, CO, US
Full-time

SitusAMC is where the best and most passionate people come to transform our client’s businesses and their own careers.Whether you’re a real estate veteran, a passionate technologist, or looking to ... Show more

Senior Java Developer- AWS Experience (15+ years Experience Needed)

ConfidentialDenver, CO, US
Full-time

We are seeking a highly experienced Senior Java Developer with strong expertise in modern Java development and AWS cloud services.The ideal candidate will have deep hands-on experience building sca... Show more

 • Promoted

Remote Software Developer $60 - $120/hourpay

Micro1Wheat Ridge, Colorado, US
$60.00 hourly
Remote
Full-time

AI data lab for training frontier models and evaluating AI agents.Experts contribute their diverse subject matter knowledge across domains such as finance, healthcare, STEM engineering, and more.AI... Show more

 • Promoted

Software Engineer, Web Developer – Front‑End with Top Secret

Maania Consultancy ServicesDenver, CO, US
Full-time
Quick Apply

Frontend web development using modern techniques and frameworks (e.HTML5, CSS3, CSS frameworks like LESS and SASS, Responsive Design, Bourbon, Twitter Bootstrap) JavaScript development using modern... Show more

Functional Developer

StantecDenver, CO
$100,000.00 yearly
Full-time +1

At Stantec, we have some of the world’s leading professionals passionate about enabling our business to be its best.Our business teams include finance, procurement, human resources, information tec... Show more

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Java Developer Contractor – Denver, CO (Hybrid)

Java Developer Contractor – Denver, CO (Hybrid)

Speridian Technologies Only Dener CODenver, CO, US
8 days ago
Job type
  • Full-time
Job description
Hiring: Java Developer Contractor – Denver, CO (Hybrid) Location: Denver, CO (In‑person Tuesdays, remote rest of week) Duration: 07/27/2026 – 07/27/2027 Client: State of CO We’re seeking an experienced Java Developer Contractor to design, build, and maintain modern web applications, backend services, and cloud‑based solutions. This role requires strong hands‑on skills in Java 21, Spring Boot, REST APIs, AWS services, and GitLab CI/CD pipelines. Key Skills: Java SDK 21, Spring Boot, REST APIs AWS (ECS, API Gateway, DynamoDB) GitLab repositories & CI/CD pipelines Terraform, IntelliJ IDEA HTML, CSS, JavaScript, Thymeleaf Responsibilities 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 Thymeleaf, 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 Qualifications Strong professional experience developing applications with Java. Experience with Java 21 or recent versions of the Java SDK. 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. Ability to work independently, communicate clearly, and deliver high-quality work in a contractor capacity. Preferred Qualifications Experience with Thymeleaf for server-side templating. Hands-on experience with AWS services such as: Amazon ECS Amazon API Gateway 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. Technical Environment Our current technology stack includes: 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 AI-assisted coding tools, including exploration of Claude Code If you’re a Java developer comfortable across backend, front‑end, and cloud deployments, let’s connect! #JavaDeveloper #SpringBoot #AWS #DenverJobs #Hiring #ContractRole