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Core Java Developer Jobs in Colorado, United States
32 core java developer jobs from 18 companies hiring in Colorado, United States.
1mo
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Senior Engineer, Core Banking
United States
$100k-$120k/yr RemoteFull Time
Lead engineer with full-stack Java and JS framework experience; AI-assisted development and strong architecture skills.
Java, Spring Boot, Angular/React, REST, Swagger/OpenAPI, Git, GitLab CI, Jenkins, JUnit, Mockito, Redis, Kafka, Grafana, Splunk, AWS, CLI, MCP servers, Claude AI models
1w
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Senior Software Developer- Lead Developer(Core Banking)
United States
$114k-$191k/yr RemoteFull Time
8+ YOEBachelor's in CS/SE; 8+ years software engineering; 3+ years as technical lead or senior developer; experience with core banking or financial platforms; Java/J2EE, Spring Boot; cloud native on GCP/AWS; secure systems handling PII.
Java, J2EE, Spring Boot, Spring Security, Spring Data, APIs, Google Cloud Platform, AWS, PostgreSQL, SQL, Encryption, CI/CD
2mo
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Principal Java Engineer II - Security - Elasticsearch
United States
$200k-$316k/yr RemoteFull Time
Expert Core Java, concurrency; experience building scalable AuthZ systems; distributed systems security; IAM and cloud security; strong technical leadership and mentorship.
Java, OAuth 2.0, SAML, TLS, RBAC, ABAC
1w
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Staff Software Engineer - Core Ingest
United States
$173k-$203k/yr RemoteFull Time
6+ YOEBS in CS or related; 6-8+ years in distributed systems; Kafka, Java/Scala; multi-threading; microservices; strong communication.
Apache Kafka, Java, Scala, Docker, Kubernetes
1w
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Lead Software Engineer - Core AI
San Francisco or United States
$200k-$215k/yr RemoteFull Time
8+ YOE8+ years engineering experience with proficiency in C#, Java, JavaScript, Go, or Python; experience with generative AI, LLMs, and cloud infrastructure; strong architecture and mentoring.
C#, Java, JavaScript, Go, Python, Generative AI, LLMs, MCP, LangGraph, OpenAI, Bedrock, Cloud infrastructure
2mo
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Site Reliability Engineer, Core Streaming (Remote - Canada)
North America
$135k-$185k/yr RemoteFull Time
Design, deploy, and maintain large-scale Kafka streaming infrastructure; improve reliability and automation; participate in on-call rotations.
Kafka, Kafka Client APIs, Apache Flink, Java, Python
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Developer
United States
RemoteFull Time
3+ YOEBachelor’s degree in Engineering, Computer Science, or related field; minimum 3 years software development experience; strong Java, Spring Boot, .NET Core, Node.js, and React skills; experience with modern devops and cloud tools.
Java, Spring Boot, DotNet Core, Node.js, React, Kubernetes, Docker, Jenkins, Gitlab CI/CD, Terraform, Oracle, SQL, PostgreSQL, Redis, Okta, Ping Identity, VA IAM, Splunk, Kafka, MuleSoft, IBM MQ
2mo
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Software Engineer II, Identity Core
United States
$83k-$221k/yr RemoteFull Time
2+ YOE2+ years in software engineering; degree in CS/EE or related field; experience with high-traffic apps; Git/GitHub experience.
Git, GitHub, CI/CD, REST, React.js, Ruby, Go, Rails, Java, Python, C, C++, JavaScript
2mo
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Software Engineer II, Identity Core
United States
$83k-$221k/yr RemoteFull Time
2+ YOE2+ years in software engineering or related technical discipline; multiple degree paths; experience building and supporting large-scale apps; familiarity with AI workflows and Git/GitHub.
C, C++, C#, Java, JavaScript, Go, Ruby, Rust, Python, React.js, Rails, Git, GitHub, REST, CI/CD
1w
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Staff Engineer, Core Services Platform
San Francisco or Denver
$225k-$278k/yr HybridFull Time
10+ YOE10+ years backend engineering; tech lead experience; distributed systems design; proficient in Ruby/Scala/Go/Java; AWS; Kafka/Kubernetes; MySQL/Redis/Cassandra.
Ruby, Scala, Go, Java, AWS, Kafka, Kubernetes, MySQL, Redis, Cassandra
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Senior Software Engineer
United States
$130k-$165k/yr RemoteMultiple Commitments Available
7+ YOE7+ years in Java/J2EE development, system integration, enterprise design; proficient in Core Java, XML, Web Services, JMS, SQL; CI/CD, ESB; healthcare domain experience preferred; Agile methods.
Java/J2EE, XML, Web Services, JMS, SQL, Linux, WebLogic, Docker, Kubernetes, Cloud, JUnit, TestNG, Jenkins, Git, Maven, Apache Camel, Spring Integration, OSGi, Karaf
2mo
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Customer Issues Developer (US Remote)
United States
RemoteFull Time
3+ YOEPassion for bug hunting and customer service; strong problem solving; Java core; cloud and large apps experience.
Java, Spring Boot, JavaScript, TypeScript, React, GWT, Git, Maven, Ansible, PostgreSQL, SQLite, Google Cloud, GKE, Pub/Sub, Cloud Storage, Cloud Functions
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Sr Software Engineer
Cedar Rapids or Philadelphia or Denver
$94k-$120k/yr HybridFull Time
3+ YOEBachelor’s degree or equivalent; 3+ years Core Java or .NET; strong experience with Java/.NET frameworks; database design; cloud services (AWS/Azure); REST/microservices; CI/CD; frontend basics.
Java, C#/.NET, Spring Framework, J2EE, REST, NoSQL, AWS, Azure, Docker, Kubernetes, Jenkins, Maven, SQL, Cosmos DB, Kafka, Swagger, OpenShift, Spark, Angular, React
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Principal Engineer, Public Cloud / R&D Core
United States
$248k-$310k/yr RemoteFull Time
10+ YOE10+ years distributed systems; strong Java, Kubernetes; Linux, CI/CD; public cloud (AWS, GCP, Azure); architectural leadership; mentoring.
Java, Kubernetes, Docker, Linux, Jenkins, GitHub Actions, Cloud - AWS, Cloud - GCP, Cloud - Azure, Hadoop
1mo
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Le Fant LLC - Full Stack Developer - (BEAGLE)
United States
$60k-$126k/yr RemoteFull Time
7+ YOEUS citizen; 7+ years in software design/development; degree in CS/SE or related; strong stack Java/C#, .NET Core, Spring, Angular/React; remote work possible; travel occasionally.
Java, C#, NET Core, Spring MVC, Spring Boot, Angular, React, PostgreSQL, Hibernate, Entity Framework
1mo
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Senior Agile Software Developer
United States
RemoteFull Time
Concept Plus: Delivers enterprise IT services for federal government agencies.
8+ YOEUS citizen; NACLC; 8+ years software development; 1+ year Agile; Agile/DevOps; Java (Struts, Tomcat); .NET (IIS, C#/.NET Core, C++, ASP.NET); Oracle 19C+/SQL Server 2019+; Kendo React; Git/TFS/Bitbucket; MVC; OOP; team player; BS in CS/IS or related; AF Logistics experience.
Java, Struts, Tomcat, .NET, IIS, C#, ASP.NET, C++/NET Core, MVC, OOP, Oracle, SQL Server, Kendo, React, Git, TFS, Bitbucket, Jenkins, CI/CD, AF Logistics
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
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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
2w
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Guidewire Developer
United States
$90k-$100k/yr RemoteFull Time
4+ YOE4+ years’ Guidewire experience, Core Java, REST API, P&C insurance knowledge; experience with unit tests and integration tasks.
Guidewire, Core Java, REST API, NodeJS, GraphQL, Webservices, JUnit, GUnits
1w
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Engineer Senior - Systems - MBSE Core Capabilities
Boulder or Westminster or Broomfield
$97k-$165k/yr HybridFull Time
4+ YOEBS in engineering with 4+ years related experience; strong Cameo/MagicDraw, SysML v1.x and UAF; MBSE tools experience; IT collaboration; excellent communication.
Cameo/MagicDraw, SysML, UAF, Jama API, Python, Java
3mo
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US E-GPS Consulting Services-Mid Level Software Developer/Engineer-Cyber/CD&R-Core-657682 (PD)
United States
RemoteFull Time
4+ YOEBachelor's degree; TS/SCI clearance; willingness to travel 5-30%; 4+ years high-performance coding in C/C++ or similar; US work authorization.
C, C++, Java, Rust, Git, Linux
1mo
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Sr. AEM Engineer Denver USA
Denver, Colorado, United States
OnsiteFull Time
10+ YOE10+ years software development with 8+ years AEM experience; strong AEM core tech, cloud deployments, Java/JS, ReactJS, NodeJS; security, performance, and scalable architectures.
Adobe Experience Manager, HTL, Java, JavaScript, ReactJS, NextJS, NodeJS, AEM Cloud Service, CI/CD, Azure Kubernetes Service, AKS
6d
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Staff Product Manager, Core Primitives
United States
$185k-$260k/yr RemoteFull Time
8+ YOE8+ years product management in platform/infrastructure or developer-facing products; ability to define area strategy; cross-SDK leadership; strong customer evidence-driven decision making; cross-language coordination.
Go, Java, TypeScript, Python, DOTNET
HiringCafe market data
Core Java Developer Jobs market signals in Colorado, United States
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
32
Hiring companies
18
Fresh sample
36% new in 30d
Salary visibility
79% show pay
Companies appearing in this market
TransamericaBAE SystemsArrow ElectronicsGitHubSumo LogicClouderaCognizantConcept Plus
Work location mix in visible results
Remote: 18Hybrid: 6Onsite: 4
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