Top Senior Java Developer Jobs in Denver & Boulder, CO

The Java Engineer will design, develop, implement, and support systems for processing massive real-time data, collaborating with a team of 20 developers.

Develop Java EE applications and web services using Spring and Hibernate. Implement SOAP/REST APIs, and utilize CI/CD tools like Jenkins. Engage with cloud technologies and improve business processes.

The Senior Full Stack Java Developer will design and maintain enterprise applications using Java and modern front-end technologies while collaborating in Agile teams and mentoring junior developers.

The role involves building backend services for advisor productivity, integrating data sources, designing APIs, and contributing to both backend and frontend development in a greenfield project.

The Java Developer will design and implement software solutions, support agile processes, mentor juniors, and solve complex technical problems while collaborating within a product team.

The role involves improving Elasticsearch's distributed components, maintaining cluster coordination systems, and addressing complex issues to optimize performance and scalability.

Develop and maintain Java-based GEOINT software in an agile team. Design and implement RESTful APIs, microservices, CI/CD and DevOps pipelines, infrastructure-as-code, containerized deployments (Docker/Kubernetes), and integrations with Elasticsearch, Redis, Kafka and NiFi. Collaborate with operational users, prototype rapidly, debug complex mission logic, and lead/review other developers' work while following CM processes and tooling.

Design, implement, test, and maintain full‑stack features and services for the Cayuse Research Platform. Drive architecture, prototypes, and technical debt reduction while practicing TDD, expanding automated QA, collaborating cross‑functionally, and ensuring high quality delivery in an Agile environment.

The Senior Software Engineer at Ensono will design, develop, and maintain enterprise Java applications, handle technical analyses, manage middleware configurations, and implement DevOps practices.

Design, develop, and maintain Java-based backend services and APIs for KeeperApp. Own backend components, optimize MySQL schemas/queries, ensure performance and reliability, apply secure coding practices, participate in code reviews, and collaborate with product and engineering teams to deliver features iteratively.

The Full-Stack Engineer will develop cloud-based solutions using Java and Spring Boot, work on micro-services, RESTful APIs, and ensure application quality by implementing best practices in an agile team environment.

Develop scalable Java applications, mentor developers, conduct code reviews, optimize performance, and collaborate across teams.

Design and develop backend systems for a trading platform, implement low-latency components, collaborate with teams, and maintain automated test suites.

The Sr Software Developer will design, develop, and mentor direct reports in software for the real estate industry, solving complex problems and ensuring product functionality and performance.

The Software Engineer will develop complex Java solutions, collaborate with teams, and tackle challenging problems while ensuring high-quality products.

The Staff Engineer will leverage over 5 years of experience in Java, JavaScript, and frameworks to develop robust solutions, mentor teammates, and enhance client outcomes while utilizing agile methodologies and cloud development tools.

Seeking a Staff Engineer with 5+ years in Java, focusing on mentoring teammates, solving client challenges, and conducting cloud development.

The role involves owning feature delivery, designing internal APIs, optimizing performance, mentoring junior engineers, and contributing to incident response.

Develop and maintain Java-based web applications, enhance user interfaces, integrate REST APIs, and implement solutions on the Nuxeo platform while ensuring secure, scalable content management solutions.

Lead the design and development of scalable backend services in Java, optimize APIs, guide React frontend architecture, and integrate LLM technologies. Mentor engineers and support high-quality UI solutions.

As a Senior Full Stack Engineer, you'll design, build, and support robust platform solutions while integrating front-end components with back-end systems, managing CI/CD pipelines, and automating infrastructure.

The Lead Java Software Engineer will design, develop, and deploy cloud-based enterprise applications, focusing on performance, security, and collaboration with cross-functional teams. The role requires hands-on leadership in the software development lifecycle, code quality, and continuous improvement in a remote environment.

The Senior Java Developer will design, develop, and implement custom software solutions in Agile teams, mentor juniors, and ensure product quality.

The Senior Java Developer will design and implement JEE software applications, develop automation tests and manage full software development lifecycle activities.

The Senior Java Developer will manage Java application development, focusing on scalable enterprise applications, and oversee the full software lifecycle.