44 senior java software engineer jobs at 25 companies in Windsor, CO

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
3w
Save
Mark Applied
Hide
Senior Software Engineer - Java/Kotlin
Boulder, Colorado, United States
$131k-$167k/yr OnsiteFull Time
Garmin
GarminNYSE: GRMN: Designs and manufactures GPS-enabled navigation and wearable technology products.
5+ YOEBachelor's in CS/CE/SE or equivalent and 5+ years experience; mastered Java/Kotlin with Spring; experience designing software systems, microservices, REST APIs, databases, Docker/Kubernetes; strong communication and leadership skills.
Java, Kotlin, Spring Framework, Spring Boot, Spring Cloud, Spring Security, WebFlux, Microservices, RESTful API, Relational Databases, NoSQL, Docker, Kubernetes, Lit, Angular, Svelte, React, Vue, Agile
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Westminster, Colorado, United States
$89k-$165k/yr HybridFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global communications, advertising, and digital transformation holding.
5+ YOE5+ years building scalable, distributed software; proficient in Scala/Python/Java, Apache Spark, Databricks, AWS; experience with Hadoop/Hive, Kubernetes/Docker, Airflow, SQL, and ML; BA/BS in CS preferred.
Scala, Python, Java, Databricks, Apache Spark, Hadoop, Hive, AWS, Kubernetes, Docker, MWAA/Airflow, Git, SQL, Delta Lake, Unity Catalog, Notebooks, Jobs, Pipelines
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Westminster, Colorado, United States
$89k-$165k/yr OnsiteFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.
5+ YOE5+ years building scalable, distributed data solutions; proficient in Scala/Python/Java, Apache Spark, Databricks, AWS, SQL; experience with Hadoop/Hive, containerization, Airflow/MWAA, Git; BA/BS in CS or related.
Python, Apache Spark, Databricks, Scala, Java, Hadoop, Hive, AWS, Kubernetes, Docker, MWAA, Airflow, Git, SQL, Delta Lake, Unity Catalog, Databricks Notebooks, Databricks Jobs, Databricks Pipelines
1w
Save
Mark Applied
Hide
Software Engineer III
Lone Tree or Sparks or Longmont or Hagerstown or Herndon or Englewood
$108k-$149k/yr HybridFull Time
Sierra Nevada Corporation
Sierra Nevada Corporation: Develops mission-critical aerospace and national security technology systems.
6+ YOEBachelor's degree in CS/Software Engineering or related,6+ years software development experience,proficiency in C++,Java,Python,experience with RTOS/embedded systems preferred,excellent communication and critical thinking.
C++, Java, Python, C, C#, HTML, Bash
2mo
Save
Mark Applied
Hide
HPE Morpheus Enterprise - Principal Software Engineer
Fort Collins or Durham or Houston
$152k-$349k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides edge-to-cloud IT infrastructure and platform services.
10+ YOESenior level backend software engineer with Java/Python-like languages, Linux, REST APIs, and cloud experience.
Java, Groovy, Ruby, Python, Linux, REST APIs, SQL, NoSQL, Virtualization, ITSM, CI/CD, Maven, Gradle, Git, Cloud (AWS, Azure, Google Cloud)
3mo
Save
Mark Applied
Hide
Engineer Senior - Ground Software Developer
Fairborn or Broomfield or Boulder or Ohio or Colorado or United States
$88k-$150k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
4+ YOEBachelor's in engineering +4 years (or equivalent), active Top Secret/SCI polygraph clearance, experience with Java, SpringBoot, Kubernetes, Git/GitLab and related tools; proven technical leadership.
Java, SpringBoot, Mockito, Lombok, OpenAPI (Swagger), Kubernetes, Helm Charts, Git/GitLab, Kafka, MongoDB, ActiveMQ, NiFi, C++, Python, AWS, MQTT, AMQP, Gradle, Postgres
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Spring or Fort Collins
$131k-$205k/yr OnsiteFull Time
HP
HPNYSE: HPQ: Manufacturer of personal computers, printers, and imaging devices.
4+ YOEDesign, develop, test, and maintain Windows-based software. Requires C++ (C++17+), Win32 API, multithreading, IPC/RPC, Git, CI/CD, Azure/AWS, unit testing, and 3–7 years of relevant experience; degree or equivalent experience preferred.
C++17, C++, Win32 API, IPC, RPC, Git, MSTest, CI/CD, ADO, Microsoft Azure, Amazon Web Services, Docker, Java, JavaScript, Kubernetes, Python, React.js, SQL
5d
Save
Mark Applied
Hide
Senior Spacecraft Systems Engineer – Software
Westminster, Colorado, United States
$134k-$161k/yr OnsiteFull Time
CesiumAstro
CesiumAstro: Develops phased array communication systems for satellites and aircraft.
5+ YOEBachelor's degree in engineering, 5+ years systems/software/embedded experience, experience decomposing requirements and creating verification plans, embedded systems and interface experience.
Python, C++, C, Java, Bash, Git, IDEs, debuggers, CI/CD platforms, Linux, Windows, Unix, TCP/IP, UDP, Serial, USB, Ethernet, APIs, requirements tools, issue tracking systems, automated test tools
3w
Save
Mark Applied
Hide
C++ Senior Staff/Senior Software Engineer
Boulder, Colorado, United States
$125k-$162k/yr OnsiteFull Time
SciTec
SciTec: Provides advanced remote sensing and missile defense technology solutions.
5+ YOEBachelor's in CS/physical science/math/engineering, 5+ years C++ experience, 3+ years Linux, strong data structures/algorithms and performance optimization, ability to work onsite in Boulder and obtain DoD security clearance.
C++ 17, C++ 20, C++ 23, Linux, CUDA, OpenCL, Python, Rust, Java, MATLAB, Jira, Confluence, Agile, Scrum
1d
Save
Mark Applied
Hide
Lead Software Engineer
Chicago or Peoria or Westminster or Irving or Cary
$128k-$209k/yr OnsiteFull Time
Caterpillar
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
Hands-on software engineering lead with experience designing scalable cloud-native systems, proficiency in modern programming languages, and experience applying emerging technologies such as generative AI and RAG.
Python, Java, JavaScript, TypeScript, C#, Go, Kubernetes
3w
Save
Mark Applied
Hide
Software Engineer
Denver or Westminster
$90k-$190k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
5+ YOE5+ years related experience, active TS/SCI clearance, strong Python proficiency, experience with test automation and hardware integration, software development best practices, and ability to work independently and with cross-functional teams.
Python, Java, C#, TypeScript, C++, pytest, unittest, Robot Framework, CI/CD, USB, Serial, Ethernet, oscilloscope, DAQ
1w
Save
Mark Applied
Hide
Senior/Staff Software Engineer
Boulder or New York City
$155k-$200k/yr HybridFull Time
Sovrn
Sovrn: Provides software and data tools for digital publishers to monetize.
Deep expertise designing and evolving distributed scalable systems, strong focus on performance/security/compliance, IaC and scripting experience (Terraform/CloudFormation, Python/Bash/Go), and leadership/mentorship skills.
Java, Kafka, Redpanda, AWS, Databricks, Datadog, ONNX, Terraform, CloudFormation, Python, Bash, Go
3w
Save
Mark Applied
Hide
Senior Software Test Automation Engineer
Niwot, Colorado, United States
$100k-$140k/yr HybridFull Time
Particle Measuring Systems
Particle Measuring Systems: Manufactures particle counters and cleanroom contamination monitoring systems.
10+ YOEBS in CS or Software Engineering, 10+ years automation test engineering experience, Ranorex preferred, Java/Python and IntelliJ experience, CI/CD and test automation expertise, strong communication and problem-solving.
Ranorex, Java, Python, IntelliJ IDEA, Jira, Confluence, CI/CD
1w
Save
Mark Applied
Hide
Principal Software Development Engineer - Agent Factory
Boulder, Colorado, United States
$182k-$274k/yr HybridFull Time
Workday
WorkdayNASDAQ: WDAY: Provides cloud-based software for financial and human capital management.
12+ YOE12+ years software engineering experience, bachelor's degree in CS/Engineering, cloud/SaaS experience, containerization (Docker,Kubernetes), CI/CD and observability, familiarity with AWS, Elasticsearch, Java/TypeScript preferred.
AWS, Docker, Kubernetes, Elasticsearch, Java, TypeScript, CI/CD, DevOps
5d
Save
Mark Applied
Hide
Staff Engineer (Java)
Los Angeles or Broomfield
$155k-$180k/yr HybridFull Time
Magnite
MagniteNASDAQ: MGNI: Independent sell-side platform for digital media advertising.
6+ YOE6+ years production Java experience, expertise in microservices, Spring Boot, Docker, AWS, relational and NoSQL databases, messaging systems, CI/CD, and automated testing.
Java, Spring Boot, Docker, AWS, EC2, ECS, Hibernate, MySQL, Oracle, Postgres, Redis, MongoDB, DynamoDB, RabbitMQ, Kafka, Maven, Git, Jenkins, Puppet, Jira, JavaScript, React, Ant Design, Material UI, React Bootstrap, Model Context Protocol (MCP)
3mo
Save
Mark Applied
Hide
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
The Trade Desk
The Trade DeskNASDAQ: TTD: Cloud-based programmatic advertising platform for data-driven media buying.
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
2mo
Save
Mark Applied
Hide
Sr Software Engineer, Product Owner - Ground Software
Centennial or Louisville
$157k-$215k/yr OnsiteFull Time
Sierra Space
Sierra Space: Develops spacecraft and infrastructure for orbital and space transportation
8+ YOEBachelor's degree or equivalent; 8+ years experience; expert in multiple programming languages; design/architect complex software; Agile/Scrum; leadership; ability to obtain security clearance.
Python, C++, Java, Git, GitHub, GitLab, Bitbucket, CI/CD, Static analysis tools
1mo
Save
Mark Applied
Hide
Software Dev Engineer III - AMZ9899639
Boulder, Colorado, United States
$168k-$227k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
5+ YOEMaster's or Bachelor's in CS/Engineering/Math (or related) with corresponding experience; experience designing large-scale distributed systems, object-oriented design, and development in Java, C++, or C#; technical leadership and project management experience.
Java, C++, C#
2mo
Save
Mark Applied
Hide
HPE Morpheus Enterprise - Principal Software Engineer
Ft. Collins or Durham or Houston
$152k-$349k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Providing global edge-to-cloud infrastructure and IT solutions for businesses.
10+ YOE10+ years of backend software development experience; proficient in Java, Groovy, Ruby, or Python; Linux experience; RESTful APIs; SQL/NoSQL databases; CI/CD; virtualization; cloud (AWS/Azure/GCP); build tools (Maven/Gradle); Git; strong communication.
Java, Groovy, Ruby, Python, Linux, RESTful APIs, SQL, NoSQL, Maven, Gradle, Git, CI/CD, AWS, Azure, Google Cloud, virtualization
2mo
Save
Mark Applied
Hide
HPE Morpheus Enterprise - Principal Software Engineer
Fort Collins or Durham or Houston
$160k-$349k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides global edge-to-cloud technology solutions and IT infrastructure services.
10+ YOE10+ years experience; Bachelor's in CS/Engineering; backend focus; Java/Groovy/Ruby/Python; Linux; REST APIs; SQL/NoSQL; CI/CD; virtualization; ITSM; cloud (AWS/Azure/GCP); build tools (Maven/Gradle); Git; architecture knowledge.
Java, Groovy, Ruby, Python, Linux, REST, SQL, NoSQL, Git, Maven, Gradle, CI/CD, AWS, Azure, Google Cloud, ITSM, Virtualization, Build Tools, Automation, Cloud