55 kotlin java developer jobs at 21 companies in Colorado
1mo
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Senior Software Engineer - Java/Kotlin
Boulder, Colorado, United States
$131k-$167k/yr OnsiteFull Time
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
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Senior Software Engineer, Java - Content Team
California or Colorado or Connecticut or Florida or Georgia or Illinois or Kansas or Massachusetts or Maryland or Maine or New Jersey or North Carolina or New York or Oregon or Tennessee or Texas or Virginia or Washington or Austin or Tampa
$160k-$200k/yr HybridFull Time
10+ YOE10+ years Java development, strong Kotlin expertise, 4+ years building scalable systems, OOP/design skills, API/REST and relational DB experience, Redis and caching knowledge, Python familiarity, and experience leveraging AI tooling.
Java, Kotlin, Python, C++, Golang, Postgres, AWS, Redis, Jersey, Spring
19h
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Android Engineer III - Hunt
Bozeman or Missoula or Austin or Denver or Kalispell or Minneapolis or Portland or Salt Lake City or Seattle
$130k-$153k/yr HybridFull Time
4+ YOEBachelor's degree or equivalent experience; 4+ years software development, including 2+ years Android development with Kotlin or Java; continuous integration experience and permanent US work authorization required.
Android, Kotlin, Java, Continuous Integration, Split, Eppo, Flows, Coroutines, Jetpack Compose, AI
1w
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Staff Android Engineer
Menlo Park or New York City or Toronto or Bellevue or Washington or Denver or Westlake or Chicago or Lake Mary or Clearwater or Gainesville
$180k-$270k/yr HybridFull Time
8+ YOE8+ years developing Android applications; expertise in Kotlin or Java, Android SDK, MVVM, Jetpack Compose, Coroutines and Flow or RxJava, Retrofit, and Room; bachelor's in computer science or equivalent experience.
Kotlin, Java, Android SDK, MVVM, Jetpack Compose, Coroutines, Flow, RxJava, Retrofit, Room
20h
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Mobile Application Developer
San Antonio or McLean or Aurora or Tacoma
$75k-$95k/yr OnsiteFull Time
4+ YOEBachelor's degree or equivalent experience, 4+ years of mobile development, native Swift/Java/Kotlin, cross-platform framework experience, APIs, Agile, security clearance eligibility, and CompTIA Security+ within 90 days.
Swift, Java, Kotlin, React Native, Xamarin, iOS, Android, Agile
2mo
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Senior Software Engineer
Denver, Colorado, United States
$160k-$200k/yr HybridFull Time
5+ YOE5+ years backend experience; strong Java or Kotlin proficiency (JVM); experience with microservices, PostgreSQL/Neo4j, AWS and Kubernetes; CI/CD (GitHub Actions); testing mindset; strong communication and mentoring skills.
Kotlin, Java, Go, Python, Spring Boot, Micronaut, Vue.js, PostgreSQL, Neo4j, AWS Lambda, AWS RDS, AWS EKS, AWS S3, AWS EC2, Kubernetes, GitHub Actions, Jira
1mo
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Principal Software Engineer
Rhode Island or Mississippi or Montana or North Carolina or Louisiana or Maryland or Maine or Minnesota or Nebraska or Missouri or North Dakota or New York or New Jersey or New Mexico or Nevada or Ohio or South Carolina or Texas or South Dakota or Vermont or Tennessee or Virginia or Washington or Utah or Wisconsin or West Virginia or Oregon or Wyoming or Oklahoma or Pennsylvania or Colorado or Alabama or Arizona or California or Connecticut or District of Columbia or Florida or Iowa or Arkansas or Idaho or Illinois or Kansas or Delaware or Georgia or Indiana or Kentucky or Michigan or Massachusetts or New Hampshire
$144k-$288k/yr RemoteFull Time
10+ YOE10+ years IT experience, 7+ years Java/Swift/SwiftUI/Kotlin, 5+ years mobile architecture experience, CI/CD and testing experience, 1+ year AI/ML experience, Flutter and EM/ML framework familiarity.
Java, Swift, SwiftUI, Kotlin, MVVM, Clean Architecture, Flutter, TensorFlow, PyTorch, Scikit-learn, JavaScript, AngularJS, Angular, NodeJS, LangSmith, Braintrust, Promptfoo, Claude Code, Codex, Cursor, GitHub Copilot, Oracle
2mo
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Custom Software Engineer
Warrenton or Tampa or Cleveland or California or Colorado or Hawaii or Illinois or Maryland or Massachusetts or Minnesota or New Jersey or New York or Washington or Vermont or District of Columbia
$112k-$150k/yr OnsiteFull Time
3+ YOE3+ years with modern languages (Python, Kotlin, Java, Go, TypeScript, JavaScript); experience with MySQL/Postgres/MongoDB; front-end framework experience (Vue, React, Angular); ability to operate in classified programs and adhere to cybersecurity/data governance.
Python, Kotlin, Java, Go, TypeScript, JavaScript, MySQL, Postgres, MongoDB, Vue, React, Angular, AWS, Azure, Docker, Kubernetes, Gitlab, Harbor, Nexus, Argo CD
1mo
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Software Engineer - iOS/Android
Denver or Strongsville or Pittsburgh or Birmingham or Dallas
$60k-$150k/yr OnsiteFull Time
5+ YOEBachelor's or equivalent,5+ years software development,3+ years Java enterprise experience,proficiency with Java,Spring Boot,REST,SQL,Git,frontend frameworks,and mobile iOS/Android development.
Java 11, Java 17, Spring Boot, Spring MVC, Hibernate/JPA, REST APIs, Microservices, Maven, Gradle, Angular, React, Vue, JavaScript, TypeScript, HTML5, CSS3, Swift, Objective-C, Kotlin, Android SDK, iOS SDK, React Native, Flutter, Oracle, PostgreSQL, SQL Server, MongoDB, AWS, Microsoft Azure, Google Cloud Platform, Docker, Kubernetes, Git, Jenkins, SonarQube, Jira, Postman, Kafka, GitHub Actions, Azure DevOps, GitLab
1mo
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Senior Application Security Engineer
Seattle or Los Angeles or San Francisco or California or Colorado or Connecticut or Delaware or Hawaii or Illinois or Maine or Maryland or Massachusetts or Minnesota or Nevada or New Jersey or New York or Rhode Island or Virginia or Washington or Washington DC or United States
$141k-$259k/yr OnsiteFull Time
4+ YOE4+ years in application security or related field; experience shipping security tooling and automation; expert threat modeling, security design review, and manual code review; fluent reading/writing code in Java, Kotlin, C#, or Python; cloud-native and LLM/AI security knowledge.
Java, Kotlin, C#, Python, SAST, SCA, DAST, secrets scanning, GitHub Advanced Security, JFrog Artifactory, AWS, GCP, Azure, Kubernetes, LLM
2mo
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Signals Engineer II
Colorado Springs or Alabama or Arizona or California or Colorado or District of Columbia or Florida or Georgia or Hawaii or Illinois or Indiana or Kansas or Massachusetts or Maryland or Michigan or Minnesota or Missouri or Montana or North Carolina or New Jersey or New Mexico or Nevada or New York or Ohio or Oklahoma or Oregon or Rhode Island or Tennessee or Texas or Utah or Virginia or Washington or Wisconsin or West Virginia or United Kingdom
$119k-$198k/yr RemoteFull Time
4+ YOEMS in EE/Aerospace/Math or BS+4 yrs signal processing experience; experience with GNSS/Radar/RF, statistical methods, modeling & simulation, programming (Python/Java/Kotlin/C++), git, and a minimum Secret clearance.
Python, Java, Kotlin, C++, git
2w
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Software Engineer (L4)
United States or Colorado or Hawaii or Illinois or Maryland or Massachusetts or Minnesota or Vermont or District of Columbia or New York or New Jersey or Washington or California
$171k-$226k/yr RemoteFull Time
10+ YOE10+ years software engineering with strong Android SDK expertise, real-time communications (WebRTC/SIP/RTP) experience preferred, proficiency in Java/Kotlin/C++, CI/CD familiarity, strong communication and mentorship skills.
Android, WebRTC, ReSiprocate, SIP, RTP, Java, Kotlin, C++, CircleCI, Buildkite, GitHub Actions, Claude, GitHub Copilot, Argo CD, React Native, JavaScript, iOS
2d
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Mobile Developer
Charlotte or Denver or New York City
$93k-$136k/yr HybridFull Time
3+ YOE3+ years of software development experience with React Native; proficiency in TypeScript, JavaScript, React, React Native, React Query, testing, mobile CI/CD, Git, and production iOS and Android support.
React Native, TypeScript, JavaScript, React, React Query, Zustand, Context API, Redux, iOS, Android, GitHub Actions, Fastlane, Git, Amplitude, WCAG, Apple Wallet, Swift, Objective-C, Kotlin, Java, AWS, Terraform, Appium, Maestro, Moropo, Playwright
3w
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Software Engineer 2
Linthicum Heights or San Antonio or Maryland or Virginia or Colorado or Texas or Utah or Alaska or Hawaii
$64-$120/hr OnsiteFull Time
14+ YOETS/SCI and poly required, 14 years SWE experience, bachelor’s in computer science (or 4 additional years experience), strong Java/REST and systems integration skills.
Java, REST, Agile, Atlassian, Git, IntelliJ, Eclipse, Kubernetes, JMX Messaging, ActiveMQ, RabbitMQ, Kotlin, Mongo, Spring, Spring Boot, Python, NiFi
1mo
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Senior Android Developer
Pittsburgh or Cleveland or Dallas or Birmingham or Phoenix or Denver
$71k-$157k/yr OnsiteFull Time
7+ YOE7+ years mobile development experience, 5+ years Android, experience with REST/APIs and OAuth, MVVM/MVP, Jetpack Compose, Android tech stack, Agile, strong communication and mentoring skills.
Android, Java, Kotlin, Android Studio, Eclipse, XCode, Gradle, Git, Postman, Firebase, Google services, Retrofit, GSON, RxJava, Jetpack Compose, Objective C
3w
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Senior Software Engineer
United States or Denver
RemoteFull Time
5+ YOE5+ years software engineering experience, strong Java or C++, 2+ years customer-facing technical experience, cloud (AWS/GCP), Docker/Kubernetes, troubleshoot distributed systems, US work authorization, willing to travel up to 25%.
C++, Java, Kotlin, Docker, Kubernetes, AWS, GCP, Azure, Claude Code, AWS MediaConvert, Elemental, Harmonic, MediaKind
3mo
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Software Engineer II
Atlanta or Austin or Boston or Chicago or Denver or New York City or United States
$115k-$188k/yr RemoteFull Time
Strong software engineering fundamentals in Scala/Java/Kotlin or similar; experience with build systems and CI; diagnose complex build/test issues; collaborate across teams; comfortable using AI tools.
Bazel, SBT, Maven, Gradle, GitHub Actions, Cursor, Claude
5d
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Senior Software Engineer - NBA
Tennessee or Texas or Florida or Kentucky or District of Columbia or Colorado or Washington, D.C. or Louisville or Denver or Dallas or Fort Lauderdale
$107k-$147k/yr HybridFull Time
6+ YOEBachelor's degree in computer science or related field, 6+ years of backend or platform engineering, distributed systems expertise, proficiency in a contemporary programming language, and experience with AI-assisted development tools.
Java, Kotlin, Go, Python, HireVue, Workday
2mo
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Senior Platform Engineer - Core - Platform
Leeds or Dublin or New York City or Denver or United Kingdom or Ireland or United States
$1/yr RemoteFull Time
5+ YOE5+ years in platform/infrastructure/DevOps; strong Python and Java; Kubernetes, CI/CD/GitOps, Terraform, AWS experience; distributed systems background; mentorship and incident response experience.
Python, Java, Kotlin, Go, Kubernetes, GitOps, Terraform, AWS, CI/CD
2mo
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Data Engineer
San Francisco or Denver
$170k-$220k/yr HybridFull Time
4+ YOE4-8 years in data engineering; experience with Apache Beam/Spark/Flink or MapReduce; JVM language proficiency; distributed data processing; experience at a small company; strong communication and ownership.
GCP, Java, Python, Kotlin, BigQuery, PostgreSQL, Scylla/Cassandra, Apache Beam, Apache Spark, Dataflow, Airflow
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