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161 senior application developer jobs at 96 companies in Castle Rock, CO

3mo
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Application Developer, Senior
Washington or Orlando or Fort Meade or Minneapolis or Huntsville or Dayton or San Diego or Fort Sheridan or Devens or Norfolk or Millington or Phoenix or Fort Worth or Peterson AFB or Buckley AFB or Belle Chasse or Fort Leavenworth or MacDill AFB or San Antonio or Tampa or Quantico or Lackland AFB or Yorktown or Offutt AFB or Rome or Reston or Camp Parks
$87k-$198k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
6+ YOE6+ years in application or software development; Node.js with Typescript, SQL/PostgreSQL, Redis, Elasticsearch; cross-functional collaboration; automated testing; TS/SCI with polygraph; Bachelor’s degree.
Node.js, Typescript, SQL, PostgreSQL, Redis, Elasticsearch
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1mo
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Application Developer - Senior
Colorado Springs or Reston
$60k-$180k/yr HybridFull Time
Aleut Federal
Aleut Federal: Provides infrastructure and technical services to federal government agencies.
7+ YOE7+ years software development, 5+ years ServiceNow, Java knowledge, 4+ years development lead experience, integration/API development, IT-II/Tier 3/NACLC/ANACI eligibility or current Tier 3 investigation; relevant ServiceNow and agile certifications preferred.
ServiceNow, Java
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1mo
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Senior Application Developer
Denver or Springfield or Sterling or St. Louis
$75k-$158k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
8+ YOEBachelor's in CS or related,8+ years software development experience,expert Java and/or Python,REST APIs,databases,CI/CD,GIT,TS/SCI clearance and polygraph willingness.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium, Kubernetes, AWS/C2S, Git, CI/CD
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1mo
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Senior Application Developer
Denver or St. Louis or Sterling or Springfield
$75k-$158k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
8+ YOEBachelor's or equivalent,8+ years software development experience,expertise in Java and/or Python,REST APIs,relational and non-relational databases,CI/CD and Git,TS/SCI clearance with polygraph required.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium, Kubernetes, AWS, Git, CI/CD
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3w
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Product & Application Developer Manager
Irvine or Denver
$128k-$165k/yr OnsiteFull Time
Columbia Bank
Columbia BankNASDAQ: COLB: Commercial and consumer banking services in the Western United States.
7+ YOE4+ MgmtBachelor's in computer science or equivalent,7+ years software development experience,4+ years management,experience with SDLC,Microsoft technology stack,HTML5,CSS3,Ember,NodeJS,and agile methodologies.
HTML5, CSS3, Ember, NodeJS
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1mo
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Application Engineer IV
Pittsburgh or Houston or Colorado Springs or Charlotte or Morton Grove
HybridFull Time
Xylem
XylemNYSE: XYL: Manufacturer of water transport, treatment, and testing technologies.
8+ YOEBS in Chemical Engineering (Master's preferred),8+ years relevant experience,expertise in water and wastewater processes,equipment selection,costing,proposal development,and strong communication and leadership skills.
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1mo
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Building Controls Application Engineer
San Diego or Dallas or Chicago or Waco or Boston or Ashburn or Houston or Lehi or Denver
$120k-$130k/yr HybridFull Time
Mantis Innovation
Mantis Innovation: Provides managed facility services and energy procurement solutions.
10+ YOE10+ years engineering experience, 5+ years BMS application development; DDC and PLC programming, BACnet/Modbus/Ethernet-IP integrations, Niagara (Niagara N4), Ignition, Wonderware, Distech, networking knowledge, and Microsoft Office proficiency.
BMS, SCADA, DDC, PLC, BACnet, Modbus, Niagara, Niagara N4, Ignition, Wonderware, Distech, Ethernet/IP, SNMP, MQTT, Microsoft Office
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4w
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Application Security Engineer, Lead
Colorado Springs, Colorado, United States
$99k-$225k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
5+ YOE5+ years implementing application security (micro/macro-segmentation, WAFs), experience with next-gen firewalls and application delivery, DoD networks, Secret clearance, HS diploma/GED.
Palo Alto, Cisco, Fortinet, Juniper, Illumio, F5, Nginx, A10, NetScaler, Panorama, F5 BIG-IP Application Security Manager (ASM), Advanced Web Application Firewall (AWAF), Terraform, VS Code, Azure, AWS
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5d
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Engineer Senior – Ground/Application Software
Aurora, Colorado, United States
$97k-$165k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
4+ YOEBachelor's degree in engineering or a related technical field and 4+ years of experience required. Requires active TS/SCI clearance, software development experience, and U.S. citizenship.
CI/CD, Docker, Kubernetes, C/C++, Rust, Python, Ruby, AWS, Lambda, Spring, Jersey, Flask, CherryPy, Ruby on Rails, JavaScript, Angular, React, JavaFX, Qt, SQL, NoSQL, JPA/ORM, UML, MQTT, AMQP, Kafka, Vue, Nginx, Apache, Postgres, MATLAB, Cameo, PlantUML, DevSecOps, gtest, ctest, Agile
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1w
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Application Modernization Engineer, Professional Services, Google Cloud
Austin or Atlanta or Boulder or Chicago
$152k-$221k/yr OnsiteFull Time
Google
GoogleNASDAQ: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.
6+ YOEBachelor's degree or equivalent,6+ years leading enterprise application portfolios,experience with VMWare,Openshift,Kubernetes,and cloud solution design;proficiency in one or more languages (Python,Java,Go,C/C++).
VMWare, Openshift, Kubernetes, Python, Java, Go, C, C++, Google Cloud Platform
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1mo
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Sr. Application Security Engineer
Denver, Colorado, United States
$130k-$165k/yr HybridFull Time
Vertafore
VertaforeNYSE: ROP: Provides cloud-based software solutions for the insurance industry.
7+ YOE7+ years in application/product/cloud security; Bachelor's in relevant field or equivalent experience; hands-on experience with threat modeling, secure SDLC, vulnerability management, CI/CD security, cloud (AWS/Azure), API and AI security; strong communication skills.
SAST, DAST, SCA, IaC scanning, container scanning, API security testing, secrets scanning, AI runtime scanning, WAF, CNAPP, CSPM, CI/CD, SIEM, AWS, Azure, OWASP ASVS, NIST CSF, NIST SSDF, OWASP SAMM
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1mo
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Application Support Engineer
Denver, Colorado, United States
$71k-$126k/yr HybridFull Time
Arista Networks
Arista NetworksNYSE: ANET: Provides cloud networking solutions and high-speed multilayer Ethernet switches.
5+ YOE5+ years TAC/support experience; strong Linux and shell scripting; networking (HTTP/TCP/IP/subnetting); cloud service support; REST APIs, Swagger, JSON, curl/Postman/Python; MySQL; excellent communication and analytical skills; MS in technical field required.
Linux, shell scripting, HTTP, TCP, IP, subnetting, REST APIs, Swagger, JSON, curl, Postman, Python, MySQL, browser developer tools, JavaScript
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3w
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Senior Application Security Engineering Lead
Boulder, Colorado, United States
$155k-$185k/yr OnsiteFull Time
SciTec
SciTec: Provides advanced remote sensing and missile defense technology solutions.
8+ YOEBachelor's plus 8+ years cybersecurity/software experience (or equivalent), 2+ years application security, source-code analysis, secure SD practices, ability to obtain DoD Secret clearance and meet DoD 8140.01, strong communication and collaboration skills.
C++, Python, JavaScript, Rust, Coverity, Klocwork, SonarQube, Snyk, Sonatype, Anchore, JFrog Xray, AFL, AFL++, honggfuzz, strace, eBPF, Ghidra, IDA Pro, MITRE ATT&CK
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1mo
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EDA Customer Success Application Engineer
Santa Rosa or Colorado Springs or Loveland
$97k-$162k/yr RemoteFull Time
Keysight Technologies
Keysight TechnologiesNew York Stock Exchange: KEYS: Manufactures hardware and software for electronic test and measurement.
5+ YOEB.S. in Electrical Engineering or equivalent with 5+ years experience; proficiency with EDA tools (ADS, SystemVue, etc.), troubleshooting, Python, strong communication, and U.S. person status.
ADS, SystemVue, GoldenGate, Genesys, IC-CAP, MBP, MQA, Python
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1mo
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EDA Customer Success Application Engineer
Santa Rosa or Colorado Springs or Loveland
$97k-$162k/yr OnsiteFull Time
Keysight Technologies
Keysight TechnologiesNYSE: KEYS: Provides electronic design, test, and simulation software and hardware.
5+ YOEB.S. in Electrical Engineering or equivalent with 5+ years experience; background in RF/microwave, RFIC, high-speed digital or EDA support; proficiency with ADS/SystemVue/EM simulation; Python experience; strong communication.
ADS, SystemVue, EM simulation, GoldenGate, Genesys, IC-CAP, MBP, MQA, Python
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2mo
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Copilot & Power Platform Application Engineer
Denver, Colorado, United States
$103k-$149k/yr HybridFull Time
Arrow Electronics
Arrow ElectronicsNYSE: ARW: Distributes electronic components and enterprise computing solutions globally.
6+ YOE6+ years related experience (Microsoft 365, Power Platform, product delivery/consulting). 1–2 years hands-on with Microsoft 365 Copilot and Copilot Studio/agents. Experience designing prototypes, running workshops, advising stakeholders, and shaping governance.
Microsoft 365 Copilot, Microsoft Copilot Agent Builder, Microsoft Copilot Studio, Microsoft Power Platform, Microsoft 365
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2mo
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Senior Java Developer
Denver or Colorado Springs
OnsiteFull Time
Blue Rose Consulting Group
Blue Rose Consulting Group: Provides IT and management consulting services to government agencies.
8+ YOE8+ years Java development experience with Spring Boot, Hibernate, Struts2/J2EE; experience with cloud (AWS/Azure), CI/CD, unit testing, and secure application development. Active Secret clearance and U.S. citizenship required.
Spring Boot, Hibernate, Struts 2, J2EE, AWS, Azure, Oracle, SQL Server, JUnit, SAML, SAFe, CI/CD, DevSecOps, Login.gov
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1mo
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Senior Principal Engineer – Ground/Application Software
Broomfield or Westminster or Boulder or Colorado or United States
$133k-$226k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
8+ YOEBS in engineering +8 years (or higher degree substitution), active Top Secret/SCI, experience in embedded/satellite software, CI/CD, containerization, cloud (AWS), C/C++, Python, UML, and formal software practices.
CI/CD, Containerization, C/C++, Rust, Python, Ruby, AWS, Lambda, Docker, Kubernetes, Spring, Jersey, Flask, CherryPy, Ruby on Rails, JavaScript, Angular, React, JavaFX, Qt, SQL, NoSQL, JPA/ORM, UML, Cameo, PlantUML, MATLAB, gtest, ctest, MQTT, AMQP, Kafka, Nginx, Apache, Postgres, DevSecOps
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1mo
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Principal Cloud Application Engineer
Denver, Colorado, United States
RemoteFull Time
University of Colorado
University of Colorado: Public research university providing higher education and healthcare services.
3+ YOEMaster's+3yrs or Bachelor's+5yrs in CS/CE/EE or related IT; experience designing cloud integration, CI/CD, and messaging platforms; mentoring experience; AI-enabled integrations; experience with MuleSoft/Boomi, Jenkins/GitLab CI/CD, Kafka/RabbitMQ.
MuleSoft CloudHub, Boomi, Salesforce, Oracle PeopleSoft, Jenkins, GitLab CI/CD, Kafka, RabbitMQ
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2w
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Senior ServiceNOW Developer
Lakewood or Phoenix or Folsom or Billings
$135k-$155k/yr OnsiteFull Time
KeyLogic
KeyLogic: Provides technology and mission management solutions to government agencies.
Design, develop, configure, and maintain ServiceNow applications and integrations; strong ServiceNow, JavaScript, REST/SOAP, and platform administration skills; U.S. citizenship and ability to obtain Public Trust required.
ServiceNow, JavaScript, Flow Designer, IntegrationHub, REST, SOAP, MID Server, OAuth, JWT, ServiceNow SDK, Now Assist
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