310 core java software engineer jobs at 113 companies in United States
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Core Java Software Engineer - TS/SCI with Polygraph
Chantilly, Virginia, United States
$159k-$215k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
10+ YOE10+ years of related experience, U.S. citizenship, and current Top Secret SCI clearance with polygraph. Requires expert Core Java, Linux, web development, databases, security, and software engineering expertise.
Java, Eclipse IDE, JavaScript, AJAX, jQuery, JSP, Apache Tomcat, MariaDB, MySQL, HTML5, CSS, JSON, XML, HTTP, HTTPS, REST API, SSH, PKI, OpenSSL, PuTTY, Linux, LDAP, Jakarta Servlet API, Java Base64 API, Java Cryptography Architecture (JCA), AES, RSA, ECC, Quartz Job Scheduling Library, Git, GitHub, Python, Confluence, Windows Active Directory Certificate Services (AD CS)
2d
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Core Java Software Engineer - TS/SCI with Polygraph
Chantilly, Virginia, United States
$159k-$215k/yr OnsiteFull Time
10+ YOE10+ years of related experience, U.S. citizenship, and TS/SCI clearance with polygraph required. Requires expert Core Java, Linux, Tomcat, REST, LDAP, JDBC, PKI, and database experience.
Apache Tomcat, Java Database Connectivity (JDBC), Core Java, Eclipse IDE, Java, JavaScript, Java Virtual Machine (JVM), Java Runtime Environment (JRE), Java Development Kit (JDK), AJAX, jQuery, JSP, MariaDB, MySQL, HTML5, CSS, JSON, XML, HTTP, HTTPS, REST API, SSH, PKI, OpenSSL, Putty, Linux, LDAP, Jakarta Servlet API, Java Base64 API, Java Cryptography Architecture (JCA), AES, RSA, ECC, Quartz Job Scheduling Library, Git, GitHub, Python, Confluence, Windows Active Directory Certificate Services (AD CS)
2mo
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Software Engineer - Aviation Core Java
Olathe or Chandler
OnsiteFull Time
1+ YOEBachelor's in CS/ECE/related or equivalent experience, minimum 1 year relevant experience, proficiency in Java and backend development, experience with Spring Boot, microservices, cloud, and software engineering tools.
Java, Spring Boot, RESTful APIs, Microservices, configuration management systems, build processes, debuggers, emulators, simulators, logic analyzers
3w
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Core Java Developer - Trading / Securities Lending - Vice President
New York, New York, United States
$142k-$213k/yr HybridFull Time
6+ YOE6+ years applications development experience with Core Java; experience with Kafka, SQL, Git; QA/TDD/BDD practices; ability to work across geographies and with traders.
Java, Kafka, SQL, Git, React
3w
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Core Java Developer - Trading / Securities Lending - Vice President
New York City, New York, United States
$142k-$213k/yr HybridFull Time
6+ YOE6+ years applications development experience with Core Java, Kafka, SQL, Git; experience with QA,TDD/BDD, system analysis, agile delivery; strong problem-solving and stakeholder management.
Core Java, Java, Kafka, SQL, Git, React, TDD, BDD
1mo
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Senior Java Engineer - Core/Infra - Elasticsearch
United States
$133k-$211k/yr OnsiteFull Time
Strong core Java, API design, algorithms and data structures, concurrency and low-level Java experience; CI/CD familiarity (Buildkite, Argo CD, GitOps); experience leading large projects and using AI to accelerate development.
Java, JDK, Buildkite, Argo CD, GitOps, OpenTelemetry, Go, Gradle, Maven, Painless
3mo
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Software Engineer, Core Technology
San Mateo, California, United States
$116k-$150k/yr OnsiteFull Time
3+ YOE3+ years software engineering; BS or higher in CS; strong Java; good communication; analytical/problem-solving; passion for education.
Java
1mo
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Java AI Lead Software Engineer
Columbus, Ohio, United States
OnsiteFull Time
7+ YOE7+ years software engineering experience; strong Core Java (Java 21+), Spring Boot, microservices, REST, Kafka; experience with AI-assisted development tools, cloud (AWS), Docker, Kubernetes, CI/CD, OOAD.
Java, Spring Boot, React, REST, Kafka, RabbitMQ, Docker, Kubernetes, AWS, GitHub Copilot, Cursor, Claude, CI/CD
2d
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Senior Software Engineer - JAVA (5476)
United States
OnsiteFull Time
2+ YOERequires 2+ years of software development experience, strong Core Java and Spring Boot expertise, REST APIs, integrations, security concepts, messaging systems, SQL, Oracle, microservices, and troubleshooting.
Java, Spring Boot, REST API, OAuth2, JWT, SSO, Kafka, RabbitMQ, JMS, SQL, Oracle
3w
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Core Java Developer - Trading / Securities Lending - Vice President
New York, New York, United States
$142k-$213k/yr HybridFull Time
6+ YOERequires 6–10 years of application development experience, extensive Core Java, Kafka, SQL, Git, QA, TDD, BDD, agile methods, problem-solving, and a computer science or related bachelor's or master's degree.
Java, Kafka, SQL, Git, React, TDD, BDD
2w
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Java Developer
Austin or Dallas or Houston
OnsiteFull Time
Bachelor's degree or equivalent experience; hands-on Core Java, Spring Boot, Spring Core, microservices, JUnit, SQL, CI/CD, Agile, Azure, and production monitoring experience. U.S. work authorization required.
Java, Spring Boot, Spring Core, Microservices, JUnit, SQL, Azure, AKS, Ehcache, Redis, ADO, MySQL, Agile scrum
1mo
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Java Developer
Dallas or Fort Worth
OnsiteFull Time
Strong Core Java and Python experience, Spring Boot and Terraform knowledge, cloud-native microservices and containerized application development in Agile environments.
Java, Python, Spring Boot, Terraform, Apache Tomcat
2w
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Senior Java Engineer
New York City, New York, United States
$130k-$150k/yr HybridFull Time
10+ YOERequires 10+ years of Java development experience, Core Java, Spring, microservices, MongoDB, OpenShift or Kubernetes, AWS, performance optimization, and strong communication skills.
Java, Spring Boot, Spring, RESTful APIs, OpenShift, AWS, MongoDB, Kubernetes, ECS, EKS, Lambda, S3, Kafka, RabbitMQ, ISO 20022, SWIFT
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Staff Software Engineer - Core Experience
New York City or San Francisco
$189k-$315k/yr HybridFull Time
8+ YOE8+ years of software engineering experience with strong backend systems expertise, systems design, scalability, fault tolerance, data modeling, and proficiency in a modern backend language such as Python, Go, or Java.
Python, Go, Java, SQL, NoSQL, Slack, Microsoft 365
1d
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Senior Software Engineer, Core Experience
United States or San Francisco or California or New York or Connecticut or New Jersey or Washington or Oregon or Delaware or Maine or Massachusetts or Maryland or New Hampshire or Rhode Island or Vermont or District of Columbia or Pennsylvania or Virginia or Colorado or Texas or Illinois or Hawaii
$214k-$221k/yr RemoteFull Time
5+ YOEBachelor's degree in a related field and 5+ years of software engineering experience with Java, Ruby, Python, databases, API query technologies, and large codebases; 2+ years in machine learning and application architectures.
Java, Ruby, Python, MySQL, PostgreSQL, NoSQL, GraphQL
2mo
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Senior Software Engineer, Core
New York or London or Singapore or Cyprus
$250k-$275k/yr HybridFull Time
7+ YOE7+ years backend engineering experience with systems languages (Go, C++, Java, Rust). Deep distributed systems ownership, low-latency messaging (Aeron), API layers (FIX, WebSocket, REST), and strong systems-level fundamentals.
Aeron, Chronicle, LMAX Disruptor, ZeroMQ, FIX, WebSocket, REST, Go, C++, Java, Rust
2w
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Principal Core Infrastructure Engineer
Nashville, Tennessee, United States
$115k-$235k/yr OnsiteFull Time
8+ YOEBachelor's degree in computer science, engineering, or related field; 8+ years of software engineering experience; Java or Python; distributed systems, cloud services, security, networking, and technical leadership.
Java, Python, APIs, microservices, databases, CI/CD, DevOps, Windows, Linux
2w
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Software Engineer Principal (JAVA/Spring Boot)
Pittsburgh or Strongsville or Farmers Branch or Dallas or Pittsburgh or Strongsville
$106k-$166k/yr OnsiteFull Time
5+ YOEBachelor's degree and 5+ years of relevant experience; expertise in Java or another core language, distributed systems, architecture, APIs, databases, cloud platforms, and software lifecycle practices.
Java, C#, Python, Go, AWS, Azure, GCP
1w
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Java Developer
Irving, Texas, United States
$45k-$110k/yr OnsiteFull Time
3+ YOERequires 3–5 years of experience with Core Java, Spring Boot, Spring Cloud, REST APIs, microservices, PCF, NoSQL databases, Gradle, messaging systems, and Agile methodologies.
Java, Spring Boot, Spring Cloud, RESTful APIs, Behavior-Driven Development (BDD), Pivotal Cloud Foundry (PCF), MongoDB, Redis, Gradle, RabbitMQ, Kafka, Netflix OSS, Cloud Foundry, Atlassian JIRA, Atlassian Bitbucket, Atlassian Bamboo, Atlassian Confluence
1w
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Software Engineer- Core Claims (Hybrid)
Saint Paul, Minnesota, United States
$72k-$134k/yr HybridFull Time
3+ YOEBachelor's degree or equivalent experience, 3+ years of software development, Java, APIs, SQL Server, GitHub, JIRA, communication, and independent learning skills required.
Java, RESTful APIs, SQL Server, GitHub, JIRA, JavaScript, AWS, Agile Methodology, Java Spring
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