JavaScript jobs in Denver, CO

Denver, Colorado

•

8d ago

Position: ReactJS/TypeScript Frontend Engineer Location: Denver, CO. Duration: Long term Job Description: 8+ years of experience in IT Industry. REQUIRED QUALIFICATIONS Technologies Strong experience with ReactJS and TypeScript for building modern web applications.Proficiency in JavaScript (ES6+) and understanding of core web technologies (HTML5, CSS3).Experience with state management libraries (Redux, Zustand, or Context API).Familiarity with React Hooks, functional components, and performanc

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Contract

$50 - $60

*Senior Fullstack Engineer (strong back-end Node.js, AWS and Javascript)*

Remote

•

19d ago

Kellton Tech is a full-service software development company, offering end-to-end IT solutions, strategic technology consulting and product development services in Web, SMAC (Social, Mobile, Analytics, Cloud), ERP-BPM, and IoT space Our methodology of inventing infinite possibilities with technology helps us develop best in-class and cost effective solutions for our clients. Currently Kellton Tech is looking for talented resources for one of our listed client. Below are the position details Posit

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Contract, Third Party

Depends on Experience

AEM React Developer

Remote or Denver, Colorado

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19d ago

Vertex IT Systems is looking for a highly skilled AEM React Developer to join our engineering team. The ideal candidate will have a strong background in Adobe Experience Manager (AEM) and React.js, with the ability to design, develop, and integrate scalable front-end solutions within AEMs component-driven architecture. Youll collaborate with product owners, UI/UX designers, and backend teams to build engaging, high-performance web experiences for enterprise applications. Key ResponsibilitiesDeve

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Contract

50 - 60

Angular Developer W2

Remote or Denver, Colorado

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18d ago

Vertex IT Systems is looking for an experienced Sr. Angular Developer to join our team. In this role, you will be responsible for designing, developing and maintaining complex web applications using Angular and will be working on the portals applications. The ideal candidate will have a strong understanding of Angular and its ecosystem. Job Responsibilities: Design, develop, and maintain complex web applications using Angular.Write code that meets the production requirements and design specifica

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Contract

50 - 60

Senior Full-Stack Software Engineer - JavaScript, React, Python, Golang - SVP

Remote or Tampa, Florida

•

Today

The Department Developer Engineering is a function of the CTO organization. Our mission is to make it easy and enjoyable for software engineering teams to go from a business idea to delivering an innovative product solution. The main goals are to improve and upgrade our tools, streamline our processes, automate, and strengthen our controls, and help development teams adopt modern working methods. The Team Within the Developer Engineering department, the Developer Services group is a dedicated

Full-time

USD 141,440.00 - 212,160.00 per year

Sr. Product Engineer - ArcGIS Maps SDK for JavaScript

Remote

•

Today

Overview Are you passionate about enhancing web experiences and pushing browser capabilities? Join us as a Product Engineer and help shape the future of Esri's web offerings. In this role, you'll improve interactive maps and apps, support complex analyses, and enable smarter decision-making. You'll work closely with developers to align requirements, design solutions, manage issues, and create clear documentation, ensuring quality from concept to delivery. Be part of a fast-paced team that build

Full-time

USD 92,144.00 - 153,920.00 per year

Sr Software Developer - JAVA

Remote or Denver, Colorado

•

Today

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 get your start, join us as we work together to realize opportunities for everyone, we proudly serve. At SitusAMC, we are looking to match your unique experience with one of our amazing careers, so that we can help you realize your potential and career growth within the Real Estate Industry. If you ar

Full-time

USD 150,000.00 - 200,000.00 per year

Lead Software Developer - Hybrid US

Remote or Denver, Colorado

•

Today

Full-time

USD 140,000.00 - 170,000.00 per year

Junior QA Engineer Automation & Data Testing

Hybrid in Denver, Colorado

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17d ago

Role: Junior QA Engineer Automation & Data Testing Location: Denver, CO (4 days at office) Required Experience & Skills: 1+ years in QA or a related technical role (internships/projects count) Basic understanding of software testing concepts and methodologies Exposure to automated testing frameworks (WebdriverIO, Appium, Cucumber, Mocha, etc.) Basic SQL knowledge or ability to learn quickly Familiarity with a programming/scripting language (Python, JavaScript, etc.) Understanding of web ap

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Contract, Third Party

Depends on Experience

Data Analytics Sr Analyst

Remote or Denver, Colorado

•

Today

Posting Date 11/19/2025 2000 16th Street, Denver, Colorado, 80202, United States of America Senior Analyst, Data Analytics Excited to grow your career? We value our talented employees, and whenever possible strive to help associates grow professionally before recruiting new talent to our open positions. If you think an open position is right for you, we encourage you to apply. Our people make all the difference in our success. Would you like to work for a company with Core Values such as T

Full-time

USD 69,000.00 - 105,000.00 per year

Web Development Software Engineer II

Denver, Colorado

•

Today

Dive in and do the best work of your career at DigitalOcean. Journey alongside a strong community of top talent who are relentless in their drive to build the simplest scalable cloud. If you have a growth mindset, naturally like to think big and bold, and are energized by the fast-paced environment of a true industry disruptor, you'll find your place here. We value winning together-while learning, having fun, and making a profound difference for the dreamers and builders in the world. We are loo

Full-time

USD 91,600.00 - 114,400.00 per year

Software Engineer II (Growth)

Denver, Colorado

•

Today

Full-time

USD 91,600.00 - 114,400.00 per year

Principal Software Engineer - 25k Sign on Bonus

Aurora, Colorado

•

Today

Leidos has a new and exciting opportunity for a Principal Software Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate ve

Full-time

USD 148,850.00 - 269,075.00 per year

Senior Software Engineer 25k Sign On Bonus

Aurora, Colorado

•

Today

Leidos has a new and exciting opportunity for a Senior Software Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesti

Full-time

USD 126,100.00 - 227,950.00 per year

Apex Application Developer

Lakewood, Colorado

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Today

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative

Full-time

USD 76,100.00 - 136,700.00 per year

Sr. GIS Engineer - Global Community Engagement

Denver, Colorado

•

Today

Overview Esri is seeking a Senior GIS Engineer to join the Global Community Engagement Team, where you will act as a geospatial champion building and delivering ArcGIS based solutions to communities within and outside of Esri. In this role, you will leverage ArcGIS, with latest AI advancements plus it's associated data, maps, apps and integration capabilities, to demonstrate The Geographic Approach in action. This is a great opportunity to be creative in how ArcGIS technology can be configured

Full-time

USD 85,280.00 - 135,200.00 per year

Software Engineer I (Security)

Denver, Colorado

•

Today

Full-time

USD 70,600.00 - 88,300.00 per year

Product Owner

Greenwood Village, Colorado

•

Today

Job#: 3010358 Job Description: We're looking for a Product Owner to drive large-scale digital initiatives from concept to delivery. If you thrive in Agile environments, love solving complex problems, and know how to turn business needs into elegant user stories, we want to meet you. What You'll Do Own the product backlog: write user stories, define acceptance criteria, and link designs to functionality Participate in Agile ceremonies and help unblock the dev team Collaborate with product manage

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Full-time

Senior Software Engineer

Denver, Colorado

•

Today

As a leading financial services and healthcare technology company based on revenue, SS&C is headquartered in Windsor, Connecticut, and has 27,000+ employees in 35 countries. Some 20,000 financial services and healthcare organizations, from the world's largest companies to small and mid-market firms, rely on SS&C for expertise, scale, and technology. Job Description Job Title: Senior Software Engineer Locations: Denver, CO| Hybrid Get To Know Us: SS&C Technologies is the world's largest indepen

Full-time

USD 125,000.00 per year

Staff Security Software Engineer

Denver, Colorado

•

Today

Full-time

USD 166,400.00 - 208,000.00 per year

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JavaScript jobs in Denver, CO, USA