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Senior Java Developer Jobs in Kersey, CO, US
89 senior java developer jobs from 34 companies hiring in Kersey, CO, US.
3mo
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Senior Java Software Engineer (Onsite)
State College or Fort Meade or Aurora
$87k-$165k/yr OnsiteFull Time
5+ YOEActive TS/SCI with Polygraph; 5+ years STEM software experience; Java in Linux; scripting (Perl/Python); Agile/DevOps.
Java, Linux, JUnit, Perl, Python, Agile, DevOps, Jenkins, Ansible, Spring, Containers, Git, SQL, Scripting
2w
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Senior Software Engineer
Longmont, Colorado, United States
$115k-$145k/yr OnsiteFull Time
5+ YOE5+ years of professional software development; automation testing frameworks; Java, Python, JavaScript/TypeScript, or C#; backend services/APIs; CI/CD; AI-assisted tools.
Playwright, Cypress, Selenium, pytest, REST-assured, Criterion, Java, Python, JavaScript/TypeScript, C#, Copilot, Claude
2mo
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Senior Cloud Developer - Virtualization
Fort Collins or Spring or Andover
$144k-$273k/yr HybridFull Time
7+ YOESenior cloud developer with 7-10 years of experience in cloud architectures and microservices; proficient in Python, Java, Golang, or JavaScript; Kubernetes experience.
Python, Java, Golang, JavaScript, Kubernetes, Docker, Microservices, Cloud-native
1d
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Software Engineer, Senior
Aurora, Colorado, United States
$87k-$198k/yr OnsiteFull Time
7+ YOESenior software engineer with 7+ years design/develop; 5+ years Java, Python, Rust, or Go; 3+ years Linux, containers, Docker/Kubernetes; cloud experience; TS/SCI with poly; BS degree; Agile experience preferred.
Java, Python, Rust, Go, Linux, Docker, Kubernetes, AWS, Azure, Google Cloud, React, Node.js
2mo
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HPE Morpheus Software - Senior Software Engineer
Fort Collins or Houston or Durham
$144k-$273k/yr HybridFull Time
8+ YOE8+ years experience in backend software development with Java/Python/Groovy/Ruby, Linux, REST APIs, cloud, CI/CD, virtualization, ITSM; strong design, documentation, and collaboration skills.
Java, Groovy, Ruby, Python, Linux, REST, SQL, NoSQL, CI/CD, Maven, Gradle, Git, AWS, Azure, GCP, VMware
1mo
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Senior Mobile App Developer - Java/Kotlin Multiplatform
Arvada, Colorado, United States
$100k-$250k/yr HybridMultiple Commitments Available
Proficient in iOS/Android mobile apps, cross-platform Kotlin Multiplatform, AWS integration, UI/UX collaboration, Git/GitHub, testing and deployment, push notifications, security, and adaptable team player.
Java, Kotlin, Kotlin Multiplatform, AWS, GitHub, iOS, Android, Push Notifications, Security Best Practices
2w
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Senior Staff Software Engineer, Front End, Google Workspace
Boulder or New York
$262k-$365k/yr OnsiteFull Time
8+ YOEBachelor's degree or equivalent; 8 yrs software development; 7 yrs frontend (JavaScript/TypeScript, Java, Kotlin); 5 yrs design/architecture; experience with frontend frameworks, full-stack or API development.
JavaScript, TypeScript, Java, Kotlin, Frontend frameworks, API development, Full-stack development
2mo
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HPE Morpheus Software - Senior Software Engineer
Ft. Collins or Houston or Durham
$137k-$315k/yr HybridFull Time
8+ YOEBackend-focused software engineer with strong Java/Python/Linux experience; RESTful APIs, CI/CD, cloud knowledge; 8+ years, Bachelor’s in CS/Engineering.
Java, Python, Groovy, Ruby, Linux, RESTful APIs, SQL, NoSQL, Maven, Gradle, Git, CI/CD, AWS, Azure, Google Cloud
1mo
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Senior Software Engineer (Big Data)
Westminster, Colorado, United States
$89k-$165k/yr OnsiteFull Time
5+ YOE5+ years in distributed software development; Scala/Python/Java; Spark; AWS; Databricks; SQL; ETL/data pipelines; mentoring.
Python, Scala, Java, Apache Spark, Hadoop, Hive, AWS, Databricks, Kubernetes, Docker, Airflow, ELK, Git, SQL
1mo
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Senior Software Algorithm Engineer
Aurora or Philadelphia
$82k-$172k/yr OnsiteFull Time
5+ YOEBS in STEM fields; 5+ years software development; lead interdisciplinary team; TS/SCI clearance; Python/C/C++, Java, or Rust; domains SDA/SATCOM/SIGINT; willing to polygraph.
Python, C/C++, Java, Rust, Linux, AWS, CUDA, OpenCV, Git, Docker, Kubernetes, S3, EC2, Lambda
2w
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Senior Data Engineer (Elastic)
Herndon or Westminster
$145k-$215k/yr OnsiteFull Time
14+ YOESenior data engineer with Elastic, TS/SCI with CI poly, 14+ years experience, US citizen, on-site in Herndon VA or Westminster CO, technical degree or equivalent.
Elastic Stack, Elasticsearch, Logstash, Kibana, Beats, Python, Bash, Java, R
1w
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Senior Software Systems Engineer
Westminster, Colorado, United States
$134k-$161k/yr OnsiteFull Time
5+ YOEBachelor's in related field; 5-8 years in systems/software engineering; Python, C++, C, Java, Bash; experience decomposing system requirements; verification planning.
Python, C++, C, Java, Bash
2mo
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Sr Software Engineer
Norcross or Omaha
HybridFull Time
5+ YOE5-8 years in software development; proven leadership; payments/regulated industry preferred.
Java, J2EE, Python, Spring Boot, REST API, PostgreSQL, Oracle, CI/CD (Jenkins, Azure Pipelines), Docker, Kubernetes, AWS, Prometheus, Grafana, RabbitMQ, Angular, Confluence, Azure DevOps, Claude, Microsoft Copilot
3mo
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Software Engineer, Senior
Aurora, Colorado, United States
$100-$120/hr OnsiteFull Time
20+ YOE20+ years of software engineering experience; experience in complex systems; TS/SCI clearance with polygraph; Bachelor's degree or HS Diploma with 24+ years of experience; strong communication and team collaboration.
Java, AWS, Docker, Kubernetes, JIRA, OCI containers, Python, Pydantic, ReactJS, SQL
3w
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Principal Software Development Engineer (P5)
Boulder, Colorado, United States
$182k-$274k/yr HybridFull Time
12+ YOE5+ Mgmt12+ years backend software development, Java, RESTful APIs, SQL, CI/CD, leadership/architecture experience.
Java, REST, SQL, Kubernetes, Docker, CI/CD, Jenkins, TestRail, Python, Scala
3w
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Lead Sr Staff Software Engineer - Front End Fundamentals
Bellevue or Boulder or Chicago or Denver or Irvine or Los Angeles or New York or San Francisco or San Jose or Seattle or Ventura
$166k-$305k/yr HybridFull Time
13+ YOE1+ MgmtSenior frontend leadership role requiring 13+ years of software development, 1+ year of people management, strong TypeScript/JavaScript or other languages, cloud and distributed systems experience, and mentoring.
TypeScript, JavaScript, C#, Java, C, C++, Python, SQL, Scala
2w
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Engineer Senior - Ground Software Developer
Fairborn or Boulder or Broomfield
$88k-$150k/yr OnsiteFull Time
4+ YOEBS degree in Engineering or related field plus 4+ years of experience; active Top Secret/SCI clearance with polygraph; experience in Java, RESTful services, SpringBoot, Kubernetes, Git, Kafka/MongoDB; leadership experience.
Java, SpringBoot, Mockito, Lombok, OpenAPI, REST, Kubernetes, Helm, Git, Kafka, MongoDB, ActiveMQ, NiFi, Python, C++
1w
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Field Site Senior ISR Engineer / Analyst - Colorado
Aurora, Colorado, United States
$100k-$245k/yr OnsiteFull Time
7+ YOEBachelor's in engineering or related field; 7+ years experience; expertise in ISRT-related areas; proficiency in MATLAB/Python/C++/Java; strong communication; multi-tasking; willingness to work at Denver sites; eligible for U.S. citizenship and security clearance.
MATLAB, Python, C++, Java, Linux
1mo
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Senior Software Engineer (Big Data)
Westminster, Colorado, United States
$89k-$165k/yr HybridFull Time
5+ YOE5+ years of big data software development; proficient in Scala/Python/Java; strong Spark; AWS; Databricks; SQL; data pipelines; unit/integration testing.
Apache Spark, Hadoop, Hive, AWS, Databricks, Kubernetes, Docker, Airflow, ELK
1w
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Full Stack Software Developer Level 3 or 4
Aurora or Manhattan Beach
$114k-$213k/yr OnsiteFull Time
5+ YOEBachelor’s or Master’s in STEM with extensive software development experience; Java, Docker/Kubernetes, Linux; Agile; active Top Secret clearance with SCI access.
Java, Docker, Kubernetes, Linux
1w
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Lead Software Engineer
Peoria or Chicago or Westminster
$128k-$209k/yr OnsiteFull Time
Professional software engineer with Next.js, React, TypeScript, Java Spring Boot, cloud, CI/CD, and leadership experience.
Next.js, React, TypeScript, Java, Spring Boot, Docker, Kubernetes, AWS, Azure, GitHub Actions, Jenkins, Azure DevOps, GraphQL
1mo
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Sr. Software Engineer
Denver, Colorado, United States
$95k-$135k/yr HybridFull Time
5+ YOEBachelor's degree in computer-related field; 5+ years Java/.NET; Agile experience; experience with SQL/ETL and enterprise-level software.
Java, NET, SQL, SSMS, T-SQL, ETL, Angular
1w
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Site Reliability Engineer, Senior
Chantilly or Aurora
$87k-$198k/yr OnsiteFull Time
5+ YOE5+ years Linux system engineering; 2+ years software development with Java, Python, Rust, or Go; experience with Jenkins, Packer, Git, Docker, Kubernetes, Nessus, Jira, Confluence; TS/SCI clearance with polygraph; HS diploma or GED; ability to obtain Security+ CE, SSCP, CCNA-Security, or GSEC within 6 months.
Jenkins, Packer, Git, Docker, Kubernetes, Nessus, Jira, Confluence, Linux
1w
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Sr Software Engineer
Lafayette, Colorado, United States
$125k-$187k/yr OnsiteFull Time
4+ YOEBachelor's in CS or engineering; 4+ years of software development; 4+ years with C++; embedded programming; OOA&D concepts; strong software practices; Agile experience.
C++, Python, Rust, Java, Git, GNU/Linux, Scrum, Scaled Agile Framework, Test Driven Development
4w
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Staff Software Reliability Engineer (Longmont, CO, US)
Longmont or Shakopee
$106k-$154k/yr OnsiteFull Time
6+ YOEBS in CS/engineering; 6+ years in collaborative development; strong C/C++ and Python; Linux OS/Kernel and HBA driver/firmware; CI/CD; storage (HDD/SSD) knowledge; JIRA tools; experience with CI/CD environments; familiarity with NVMe, SATA/SAS; Java/JavaScript helpful.
C, C++, Python, Linux, JIRA, Fisheye, Bamboo, Bitbucket, CI/CD, NVMe, SATA, SAS, Java, JavaScript
1w
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Engineer Senior - Systems - MBSE Core Capabilities
Boulder or Westminster or Broomfield
$97k-$165k/yr OnsiteFull Time
4+ YOEBS in engineering or related field with 4+ years experience; MBSE tools expertise; strong SysML/UAF knowledge; communication and change management skills.
Cameo/MagicDraw, SysML, UAF, Jama API, Python, Java
1mo
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Senior Software Architect
Boulder, Colorado, United States
$150k-$200k/yr OnsiteFull Time
Bachelor's degree in CS or related field; proven software architect with experience designing complex systems; strong software architecture knowledge; proficient in C, C++, Java, Python; Linux (Ubuntu); cloud (GCP, AWS, Azure); UI/UX and API integration; cybersecurity awareness.
C, C++, Java, Python, Ubuntu Linux, Google Cloud, AWS, Azure, UI/UX, APIs
2mo
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Staff Software Engineer (Secret) {S}
Aurora, Colorado, United States
$130k-$185k/yr HybridFull Time
5+ YOEBachelor's in CS or related; 5+ years in Java/C#/Python; 1+ year in JavaScript/TypeScript; in-office 3+ days/week; experience with Spring Boot/Quarkus; SDLC; microservices and REST APIs; active Secret clearance.
Java, C#, Python, JavaScript, TypeScript, Spring Boot, Quarkus, REST APIs, Kubernetes, AWS, Azure, React, Angular, Git, Jira, Confluence
2mo
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Staff Software Engineer (Secret) {S}
Aurora, Colorado, United States
$130k-$185k/yr HybridFull Time
5+ YOEBachelor's in CS or related field; 5+ years Java/C#/Python; 1+ year JavaScript/TypeScript; in-office 3+ days; Spring Boot/Quarkus; SDLC; RESTful APIs; microservices; Agile; active Secret clearance.
Java, C#, Python, JavaScript, TypeScript, Spring Boot, Quarkus, AWS, Azure, Kubernetes, Git, Jira, Confluence, REST APIs, Microservices
2mo
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Advisory Software Engineer
Boulder, Colorado, United States
$93k-$110k/yr OnsiteFull Time
5+ YOEMS in CS/CE/EE or related field; 5+ years in software development; strong C/C++, Rust, Python; Linux IPC; AI/ML experience; Agile; travel up to 10%
C++, Rust, Python, Git, CI/CD, SQL, Java, JavaScript, AWS, Django, ReactJS, Linux
3w
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Lead Firmware Engineer (C++ Embedded) (Fort Collins, CO, US, 80525)
Fort Collins, Colorado, United States
$130k-$175k/yr OnsiteFull Time
8+ YOE8+ years embedded software engineering; C/C++, MCU (ARM); I2C/SPI/PCIe/Ethernet/USB; scripting (Python/Java/NodeJS/Perl) experience; hardware interfacing; leadership skills.
C, C++, Embedded Systems, Python, Java, NodeJS, Perl, I2C, SPI, PCIe, Ethernet, USB, DDR3/4, ARM
1w
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Sr. DevOps Full-Stack Software Engineer
Chantilly or Aurora or Mesa
$161k-$232k/yr OnsiteFull Time
5+ YOESenior DevOps and full-stack software engineering role requiring TS clearance, CS fundamentals, CI/CD, cloud, and various tools.
Git, GitHub, Docker, Kubernetes, AWS, Terraform, Jenkins, Jira, CI/CD, MongoDB, MySQL, REST, SOAP, Java, Spring, Hibernate, OpenLayers, React
1mo
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Lead Applications Developer
Atlanta or Charlotte or Chicago or Cincinnati or Cleveland or Nashville or Denver or Belmont or United States
RemoteFull Time
3+ YOE3–5+ years with Stibo STEP, STEP data modeling, API integration, Java/JavaScript/SQL, data governance, platform operations, leadership.
Stibo STEP, Java, JavaScript, SQL, REST, SOAP, XML, JSON, ETL, Azure
1w
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Engineer Senior - Systems - MBSE Core Capabilities
Boulder, Colorado, United States
$97k-$165k/yr HybridFull Time
4+ YOEBS in engineering with 4+ years MBSE tool experience; strong Cameo/MagicDraw, SysML v1.x, and UAF knowledge; collaboration with ITS/ESS and other MBSE teams.
Cameo/MagicDraw, SysML, UAF, Jama API, Cameo API, Python, Java
5d
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Principal Software Engineer
Boulder or New York City
$200k-$240k/yr HybridFull Time
10+ YOE10+ years software engineering; 5+ years adtech infrastructure; backend focus; experience with AI tooling; distributed systems; OpenRTB knowledge.
Java, Kafka, Redpanda, AWS, Databricks, Datadog, ONYX
2d
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Principal Systems Engineer
Boulder, Colorado, United States
$180k-$195k/yr HybridFull Time
10+ YOESECRET clearance; 10+ years space systems; design, integration, testing; C#/C++/Java; SysML/Cameo; gRPC/Kafka/DDS; OpenShift/Kubernetes; DevSecOps; system owner.
Cameo Systems Modeler, SysML, gRPC, Kafka, DDS, OpenShift, Terraform, Ansible, Kubernetes, OpenTelemetry, Jaeger
1mo
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Staff Engineer - AI
Fort Collins, Colorado, United States
$152k-$225k/yr HybridFull Time
BillGO: Digital bill payment network for businesses and consumers.
10+ YOE10+ years software engineering; proven AI/ML in production; payments/fintech experience a plus; strong backend, distributed systems, cloud, CI/CD, containers; leadership in AI initiatives.
Java, C#, Python, AWS, Azure, Docker, Kubernetes, CI/CD
1d
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Software Architect
Providence or Boulder or Providence or Phoenix
$145k-$190k/yr HybridFull Time
7+ YOESenior-level software architect with 7+ years in building complex production systems; strong data/AI integration; leadership and mentoring experience.
Python, Java, TypeScript, Go
1w
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Software Engineering Technical Leader
Boulder or Austin or Atlanta
$149k-$219k/yr RemoteFull Time
6+ YOEBachelor’s with 7+ years (or Master’s with 6 years; PhD with 3 years) in software engineering; strong experience in distributed systems, cloud-native services, and data processing; proficiency in Go, Java, or C/C++, plus Kafka, Kubernetes, OpenTelemetry; leadership and cross-team collaboration.
Go, Java, C/C++, Kafka, Kubernetes, OpenTelemetry, Linux
2mo
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Mobile Engineering Manager
Culver City or Linthicum or Allen or Chicago or Orlando or Baton Rouge or Phoenix or Waltham or Harrisburg or Knoxville or Richmond or West Valley City or San Diego or Indianapolis or Lexington or Parma or Little Rock or Asheville or Birmingham or Chantilly or Brooklyn or Washington or Fort Collins or San Mateo or Schaumburg or Atlanta
$180k-$220k/yr OnsiteFull Time
7+ YOE2+ Mgmt7+ years mobile development; 2+ years leading a team; US work authorization; employer sponsorship not provided.
Swift, Objective-C, Kotlin, Java, React Native, CI/CD, cloud technologies, RESTful APIs, relational databases
HiringCafe market data
Senior Java Developer Jobs market signals in Kersey, CO, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
89
Hiring companies
34
Fresh sample
50% new in 30d
Salary visibility
97% show pay
Companies appearing in this market
Hewlett Packard EnterpriseBAE SystemsGoogleNorthrop GrummanRTXVertaforeWorkdayCACI
Work location mix in visible results
Hybrid: 33Onsite: 31Remote: 4