43 senior software developer java jobs at 23 companies in Windsor, CO
6d
Save
Mark Applied
Hide
Senior Java Software Engineer
Boulder, Colorado, United States
$131k-$167k/yr OnsiteFull Time
5+ YOEBachelor's in CS or related plus 5+ years experience or equivalent; strong Java and Spring proficiency; ability to design software systems, research algorithms, decompose requirements, and lead complex projects.
Java, Spring
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Westminster, Colorado, United States
$89k-$165k/yr HybridFull Time
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
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
3w
Save
Mark Applied
Hide
Software Engineer III
Lone Tree or Sparks or Longmont or Hagerstown or Herndon or Englewood
$108k-$149k/yr HybridFull Time
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
2d
Save
Mark Applied
Hide
Senior Software Engineer
United States or Westminster or Herndon
$128k-$216k/yr RemoteFull Time
6+ YOEU.S. citizen with active Top Secret security clearance or CBP/DHS suitability, bachelor\u0002s degree or equivalent experience, 6+ years development experience with strongly-typed and scripting languages, agile experience, and ability to lead technical efforts.
Java, Rust, Python, JavaScript, TypeScript, Jira, Confluence, git, Apache Flink, Apache Kafka, React, Next, Leaflet, Map Libre, Redux, AWS, Azure, Google Cloud, OpenStack, Kubernetes, Docker, Jenkins, ArgoCD, Harness, GitLab CI, GitHub Actions, PostgreSQL, Apache Iceberg
1mo
Save
Mark Applied
Hide
Principal Software Engineer
Warsaw or Fridley or Mounds View or Brooklyn Park or Fort Worth or North Haven or Jacksonville or Boston or Lafayette
$153k-$229k/yr OnsiteFull Time
5+ YOEBachelor's + 7+ years software engineering or advanced degree + 5+ years; experience designing, developing, testing and deploying scalable, reliable software for manufacturing; leadership, mentoring, and cross-functional collaboration.
Ignition, deviseWISE, Azure, AWS, Docker, Kubernetes, Jenkins, Terraform, React, Angular, Node.js, ASP.NET, HTML5, CSS3, WebAPI, Microservices Architecture, Test-Driven Development, Agile & Scrum, CI/CD Pipelines, RESTful API Design, Java, C++, NET, Scala, Lua, Python, SQL
1w
Save
Mark Applied
Hide
Principal Software Developer(hybrid)
Redwood City or Santa Clara or Austin or Seattle or Nashville or Broomfield
$94k-$224k/yr HybridFull Time
7+ YOE7+ years software development experience with object-oriented languages; strong CS fundamentals, distributed systems and microservice experience, problem-solving and communication skills.
Java, C++, C#, Javascript, Go
4w
Save
Mark Applied
Hide
Senior/Staff Software Engineer
Boulder or New York City
$155k-$200k/yr HybridFull Time
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
1mo
Save
Mark Applied
Hide
Principal Software Engineer
Warsaw or Fridley or Mounds View or Brooklyn Park or Fort Worth or North Haven or Jacksonville or Boston or Lafayette
$153k-$229k/yr HybridFull Time
5+ YOEBachelor’s degree + 7+ years software engineering or advanced degree + 5+ years; experience designing and developing scalable systems for manufacturing operations; mentoring, requirements capture, database architecture, CI/CD, and cross-functional collaboration; ability to travel 25%.
Ignition, deviseWISE, Microsoft Azure, AWS, Docker, Kubernetes, Jenkins, Terraform, React, Angular, Node.js, ASP.NET, HTML5, CSS3, WebAPI, Microservices Architecture, CI/CD Pipelines, RESTful API Design, Java, C++, .NET, Scala, Lua, Python, SQL
1mo
Save
Mark Applied
Hide
Software Development Engineer - Developer Platform
Boulder, Colorado, United States
$130k-$196k/yr HybridFull Time
5+ YOE5+ years software engineering; 5+ years JVM backend (Java or Kotlin) with Spring Boot; 5+ years TypeScript/JavaScript and React; 3+ years cloud-native (GCP or AWS); Bachelor\u0002s or equivalent experience; EM/agentic system familiarity.
JVM, Java, Kotlin, Spring Boot, TypeScript, JavaScript, React, GCP, AWS, OpenAI-compatible APIs, OpenAI-compatible endpoints, Model Context Protocol (MCP), Cursor, Claude Code, Windsurf, Cline, SSE, WebSockets, Jest, React Testing Library, JUnit, Cypress, LangChain, Kubernetes, Helm, HTML, CSS
1mo
Save
Mark Applied
Hide
C++ Senior Staff/Senior Software Engineer
Boulder, Colorado, United States
$125k-$162k/yr OnsiteFull Time
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
2mo
Save
Mark Applied
Hide
Sr Software Engineer, Product Owner - Ground Software
Centennial or Louisville
$157k-$215k/yr OnsiteFull Time
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
2w
Save
Mark Applied
Hide
Staff Engineer (Java)
Los Angeles or Broomfield
$155k-$180k/yr HybridFull Time
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)
1mo
Save
Mark Applied
Hide
Software Dev Engineer III - AMZ9899639
Boulder, Colorado, United States
$168k-$227k/yr OnsiteFull Time
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#
1w
Save
Mark Applied
Hide
Staff Linux Software Engineer (Multiple Locations)
San Diego or Boulder
$135k-$202k/yr OnsiteFull Time
2+ YOEExperience developing Linux system software and drivers in C/C++; strong understanding of Linux internals, multi-threading, API design, SoC architecture; proficiency with git and debugging tools.
Linux, C, C++, Java, Python, git, KVM, Docker, SR‑IOV, gtest, PCIe, UML
1w
Save
Mark Applied
Hide
Sr. Principal Software Engineer
Boulder, Colorado, United States
$155k-$180k/yr OnsiteFull Time
4+ YOEActive DoD Secret clearance, proficiency in C/C++, Python, Linux, OOP, experience with legacy modernization, Agile, Jira; STEM degree with substantial related experience (see degree/years), willingness to travel up to 10%.
Linux, C, C++, Python, Jira, Git, Conan, CMake, Nexus, Java, Bash, Atlassian Tool Suite, Confluence, Bitbucket
1mo
Save
Mark Applied
Hide
Senior Software Test Automation Engineer
Niwot, Colorado, United States
$100k-$140k/yr HybridFull Time
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
1mo
Save
Mark Applied
Hide
Software Engineer
Denver or Westminster
$90k-$190k/yr OnsiteFull Time
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
1mo
Save
Mark Applied
Hide
Engineer Principal – Ground/Application Software
Broomfield or Westminster or Boulder or Colorado or United States
$118k-$201k/yr OnsiteFull Time
6+ YOEBS in Engineering +6 years experience, active Top Secret/SCI clearance required, experience with embedded satellite software, C/C++, Rust, Python, cloud (AWS), Docker/Kubernetes, and formal software development 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, Java, MQTT, AMQP, Kafka, Vue, Nginx, Apache, Postgres, Cameo, PlantUML, gtest, ctest, MATLAB
2w
Save
Mark Applied
Hide
Senior Spacecraft Systems Engineer – Software
Westminster, Colorado, United States
$134k-$161k/yr OnsiteFull Time
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