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This role involves working closely with senior developers and content managers to deliver responsive, accessible, and secure web applications for Department of War (DoW) (formerly DoD) programs. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.

YEAR

Peraton Inc

Web Developer

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This role focuses on hands-on application development using JavaScript, TypeScript, ArcGIS Maps SDK for JavaScript, and modern web application frameworks to test ideas, visualize complex spatial data, and support early-stage innovation. We are seeking an Application Developer to join Esri's Geo Experience Center team, where you will contribute to building prototype applications that explore digital cartography, advanced map visualizations, and web-based GIS experiences.

Environmental Systems Research Institute Inc

Application Developer - JavaScript Job | Esri Career Opportunity

Salary is one component of our total compensation package and the specific salary offered is determined by various factors, including, but not limited to education, experience, knowledge, skills, geographic location, as well as contract specific affordability and organizational requirements. Two Six Technologies is actively seeking a Front-End Developer motivated to learn and contribute to a growing team that is solving complex problems for our intelligence community.

Two Six Technologies Inc

UI Developer

This position will be responsible for contributing to detailed design, coding new content and bug fixes, contributing to unit testing, automating unit testing where possible, and contributing to integration testing as needed. The successful candidate will excel working as part of a technical team of software engineers who successfully design, code, integrate, test and deploy complex systems to the customer.

HOUR

Headquartered in Bethesda, Maryland, Lockheed Martin is a global security and aerospace company that employs approximately 125,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services.
	Our Mission:&nbsp; We solve complex challenges, advance scientific discovery and deliver innovative solutions to help our customers keep people safe and provide them essential services. 
	
	Our Vision:&nbsp;Be the global leader in supporting our customers to strengthen global security, deliver citizen services and advance scientific discovery.
	Our Values:
	
	<li style="margin: 0px 0px 0px 15px;">Do What's Right</li>
	<li style="margin: 0px 0px 0px 15px;">Respect Others</li>
	<li style="margin: 0px 0px 0px 15px;">Perform With Excellence</li>

Lockheed Martin Corp

Software Developer Intern

ADAPTED_NOW

BS degree in a relevant technical discipline and 12+ years of technical work experience, or MS Degree in a relevant technical discipline and 10+ years of technical work experience, or PhD in a relevant technical discipline and 8+ years of technical work experience, or High school diploma and 16+ years of technical work experience. In this role, you will lead the development of mission-critical cyber capabilities and lead efforts in advanced Computer Network Operations (CNO) and drive technical excellence in CNO development.

ManTech

Expert CNO Developer

BS degree and 4+ years of technical work experience, or MS Degree and 2+ years of technical work experience, or High school diploma and 8+ years of technical work experience. In this role, you will contribute to the development of mission-critical offensive cyber capabilities and drive excellence in advanced Computer Network Operations (CNO).

CNO Developer

Senior CNO Developer

The ideal candidate will combine strong hands-on experience with the SAP Cloud Application Programming Model (CAP), SAP Fiori/UI5, BTP services, and CI/CD tooling with a clear understanding of clean-core principles, multi-tenant SaaS design, and SAP integration best practices. Job Summary We are seeking an experienced SAP BTP (Business Technology Platform) Developer to design, build, and operate extensions, side-by-side applications, and integration scenarios on SAP’s Business Technology Platform.

Bright Vision Technologies

SAP Cloud Application Developer

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Typically requires a bachelors degree, masters degree or PhD in computer science, information systems or related discipline and progressive software development experience as follows; twelve or more years of experience with a bachelors degree, ten or more years of experience with a masters degree, or seven or more years with a PhD. GA-EMS'' expanding portfolio of specialized products and integrated system solutions support critical fleet, space systems and satellites, missile defense, power and energy, and process and monitoring applications for defense, industrial, and commercial customers worldwide.

General Atomics

Software Developer V

As one of the most geographically diverse international defense companies, we deliver a full range of products and services spanning air, land, maritime, space, and cyber, including advanced electronics, intelligence solutions, and dedicated customer support. Lead, assist, and collaborate with other application developers, business analysts, system administrators, and others in conceptualizing and developing new software programs and applications as well as maintaining existing applications.

BAE Systems Plc

Application Developer - Senior (C# and .Net)

Application Developer - Senior

Core responsibilities include leading the design and implementation of data systems with both web and database components, analyzing and maintaining existing databases and web interfaces, and adding new features to operational systems. RRC personnel can expect to work across all functional areas: systems engineering, development, integration and test, deployment and O&M, and experience the direct mission feedback from the customer and seeing your project provide real-world contributions that make a significant difference.

Rincon Research Corp

Advanced Full Stack Developer

Naropa University’s Master of Arts in Cooperative Management program seeks an experienced curriculum/content developer to design an online version of the three-credit course MGMT 630E Democratic Governance & Board Dynamics during the spring 2027 course development cycle. Naropa’s health and welfare benefits include the following: medical, dental, vision, FSA, HSA, employer-paid short-term and long-term disability, employer-paid life insurance and accidental death and dismemberment, an employer-sponsored pre-tax retirement savings plan, which includes up to 2.5% employer matching, and a variety of voluntary, employee-paid supplemental insurance plans.

Naropa University

Adjunct Online Crs Developer - Democratic Governance & Board Dynamics

HiringThing

What Makes This Role Great: In this role, you will play a central part in advancing enterprise-scale database services that keep mission-critical supply chain platforms running around the clock, directly influencing platform stability and next-generation architectural enhancements. From planning to delivery, we provide cutting edge procurement, transportation management, mapping, routing, dispatch, navigation, location, fleet management, ELD compliance and asset maintenance solutions.

Trimble Inc

Database Developer

Minimum Qualifications: BS degree in a technical discipline and 8+ years of technical work experience, or MS Degree in a technical discipline and 6+ years of technical work experience, or High school diploma and 12+ years of technical work experience. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories.

Our Mission
Our mission is empowering our nation through a diverse and skilled workforce securely delivering innovative technology, consulting services and digital solutions for our customers’ mission success, every day.

Our Vision
Our vision is Securing the Future as the most trusted partner for U.S. Defense, Intelligence and Federal Civilian customers through the power of One ManTech. When these agencies think of an essential partner for their national and homeland security needs, they think ManTech.

Our Values
Our values are grounded in a bedrock of truth, integrity and caring for each other and the mission. We hold steadfast to:

• TRUST – We earn and protect the trust of our customers, employees and investors through an enduring foundation of respect, fairness, credibility and honoring our commitments, always.

• INCLUSION – We are an inclusive, diverse and talented workforce with a passion for mission success, intellectual capital, creativity and integrity. Our high ethical standards and investment in our people build confidence with our customers.

• QUALITY– We deliver exceptional quality to customers through differentiated technology solutions and an uncompromising focus on excellence, value and innovation.

ManTech International Corp

Join a dynamic hybrid team in Englewood, Colorado as a Java Developer and play a pivotal role in architecting, developing, and enhancing mission-critical applications. This is an exciting opportunity to work with modern technologies, tackle complex challenges, and contribute to robust software solutions that drive business success.

Indotronix International Corporation

Java Developer

By delivering true price transparency, eliminating unnecessary middleman fees, and leveraging advanced AI-powered care delivery, Judi Health helps clients achieve unprecedented operational efficiency and service levels. As a Platform Developer, SRE, you will be working with our internal teams to fine tune customer driven monitoring, alerting, and iterative feedback loops to increase reliability across the entire engineering organization.

Capital Rx, Inc.

Platform Developer, SRE

By delivering true price transparency, eliminating unnecessary middleman fees, and leveraging advanced AI-powered care delivery, Judi Health helps clients achieve unprecedented operational efficiency and service levels. The team always works a sense of ownership and urgency delivering highest quality of work ensuring seamless operations and fostering collaboration across the software engineering department.

Senior Platform Developer

Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. The Opportunity: CACI is seeking a Senior Backend Software Developer for the GEOINT Tradecraft Suite (GTS), a mission-critical platform delivering advanced geospatial intelligence capabilities to national security users.

CACI International Inc

Sr Backend Software Developer

Skills 6+ years of overall experience required 9+ years of overall experience preferredMust have Java Spring Boot Document DB Exposure to RAG (Retrieval-Augmented Generation) technology and AI-focused development experience. Join a forward-thinking engineering team as a Senior Software Developer, leveraging your Java and full-stack expertise to build AI-powered, Retrieval-Augmented Generation (RAG) systems at scale.

Systems Developer Jobs in Westminster, CO

Web Developer Peraton Inc

Application Developer - JavaScript Job | Esri Career Opportunity Environmental Systems Research Institute Inc

UI Developer Two Six Technologies Inc

Software Developer Intern Lockheed Martin Corp

Expert CNO Developer ManTech

CNO Developer ManTech

Senior CNO Developer ManTech

SAP Cloud Application Developer Bright Vision Technologies

Software Developer V General Atomics

Application Developer - Senior (C# and .Net) BAE Systems Plc

Application Developer - Senior BAE Systems Plc

Advanced Full Stack Developer Rincon Research Corp

Adjunct Online Crs Developer - Democratic Governance & Board Dynamics Naropa University

Database Developer Trimble Inc

Senior CNO Developer ManTech International Corp

Java Developer Indotronix International Corporation

Platform Developer, SRE Capital Rx, Inc.

Senior Platform Developer Capital Rx, Inc.

Sr Backend Software Developer CACI International Inc

Senior Software Developer (SSE) Indotronix International Corporation

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