307 junior java developer jobs at 113 companies in Lake Success, NY
3w
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Java Developer
New York, New York, United States
$86k-$127k/yr HybridFull Time
1+ YOEJava developer with >1 year experience, strong Java and database skills, integration technologies (MQ, XML, SOAP, JSON), CI/CD experience, and agile familiarity.
Core Java, MQ, Xml, SOAP, JSON, SQL Server, Mongo, Gradle, Maven, Jenkins, GIT, agile, scrum
3d
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Java Software Engineer II
Jersey City, New Jersey, United States
$124k-$150k/yr OnsiteFull Time
2+ YOERequires 2+ years of applied software engineering experience, Java, SQL, system design, testing, production operations, SDLC, agile methods, CI/CD, resiliency, security, and AI-assisted development tool experience.
Java, Kotlin, Spring Boot, Liquibase, SQL, AWS, Amazon RDS, Amazon S3, Amazon CloudWatch, EKS, Kubernetes, Kafka, Docker, REST APIs, CI/CD
1mo
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Associate Software Engineer - Java
Bangalore or Munich or New York City
HybridFull Time
1+ YOEBachelor's degree in computer science or related field; 1–3 years of software engineering experience; Java, Spring, and Hibernate experience; distributed systems, troubleshooting, and algorithms knowledge.
Java, Spring Boot, Hibernate, Windows, Linux
1d
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Junior Software Engineer
Greenlawn, New York, United States
$87k-$147k/yr HybridFull Time
Bachelor's degree for Software Engineer I or master's degree for Software Engineer II; software development skills, embedded systems experience, and ability to obtain a Secret clearance required.
Java, C++, C, Python, Jira, BitBucket, Windows, Linux, git, DevSecOps, Agile
2mo
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Junior (Post-Graduate) Software Engineer
Warsaw or New York City or London or Singapore or Hong Kong or Poland
OnsiteFull Time
Recent CS graduate or equivalent experience; strong programming fundamentals; experience with AI-assisted coding tools; proficiency in at least one language (C#, Rust, C++, Java, Go, Python); exposure to distributed systems, messaging platforms, and AWS.
Rust, C#, .NET, .NET Core, C++, Java, Go, Python, Claude Code, Codex, REST, gRPC, Kafka, RabbitMQ, SQS/SNS, AWS, React, Angular, TDD/BDD
1mo
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Junior Solutions Engineer - Partnerships, Ads
New York, New York, United States
$123k-$256k/yr OnsiteFull Time
1+ YOEBachelor's in CS or related,1+ years shipping production code,knowledge of API and backend design,familiarity with Python,Go,Java,C/C++,strong communication and stakeholder collaboration skills.
Python, Go, Java, C/C++
1mo
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Software Developer - Fixed Income Technology (Java)
New York, New York, United States
$125k-$160k/yr OnsiteFull Time
2+ YOEBachelor's in CS or related,2+ years experience,proficiency with Java and Linux,experience with messaging/event-driven systems and distributed caching,strong problem-solving and communication skills.
Java 17, Linux, AMPS, Atlassian, GitHub Actions, Oracle, Redshift, KDB+, AWS, Docker, Kubernetes, ArgoCD, AI Agents / LLM Platforms, Kafka, Solace, Ion, Hazelcast
1mo
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Internship - Software Engineer
Austin or New York City
$5k-$6k/wk OnsiteInternship
Rising juniors or soon-to-be graduates in CS/EE with strong programming in Python plus Java or C++, quantitative skills, and ability to complete a HackerRank coding test.
Python, Java, C++, JavaScript, HackerRank
1mo
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Associate, Developer
New York, New York, United States
$110k-$130k/yr OnsiteFull Time
2+ YOEBachelor's in CS/IT or related plus 2 years developer experience in financial services; experience with Java, Spring Boot, Django, React, Python, SQL, HTML5/CSS3, AWS S3, Jenkins, Git, CI/CD, REST APIs and microservices.
Java, Spring Boot, Django, React, JavaScript, Python, SQL, HTML5, CSS3, Freemarker, Selenium, Cron Jobs, Spring Scheduler, Keycloak IAM, LDAP, Role Based Access Control (RBAC), Single Sign-On (SSO), Redis, Guava Cache, Parallel Processing, Spring Performance Libraries, REST APIs, Microservices, Data Lineage, Data Governance, AWS S3, Jenkins, Git, CI/CD, Agile, Scrum, Unit Testing, QA Automation, Automation, System Design, Performance Optimization, Enterprise Integration, Reporting Pipelines, Stress-testing workflows, Legacy System Migration, Process Optimization, FIX
1w
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Junior Data Engineer (New York, NY)
New York City or Philadelphia or São Paulo or Amsterdam or London or Denver
$63k-$83k/yr RemoteFull Time
2+ YOERequires 2+ years of data engineering experience, SQL, scripting with Python, Java, or Scala, Git, ETL/ELT pipelines, cloud infrastructure as code, data solutions, and strong communication skills.
Git, Terraform, CloudFormation, CDK, SQL, Python, Java, Scala, Hadoop, Spark, Hive, Google Meet, Zoom
1mo
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Engineer II
North America or South America or New York City
RemoteFull Time
2+ YOE2+ years professional software development experience; proficiency in Python or Java; experience with Postgres, version control, code review, automated testing; strong communication skills for remote, async teams.
Python, Java, Postgres, React, FastAPI, Spring Boot, Kubernetes, GCP, GHA
5d
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Web Developer
New York City, New York, United States
$80k-$100k/yr OnsiteFull Time
0+ YOELess than one year writing core Java, JDK, SQL, JSTL, or JSP; knowledge of web development life cycles, front-end and back-end systems, object-oriented design, and web programming.
Java, SQL, Jira, JDK, JSTL, JSP
2w
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Staff Engineer, Credit Technology
New York, New York, United States
$200k-$215k/yr OnsiteFull Time
5+ YOEBS in Computer Science,5+ years software engineering experience,expertise in Java/Python,React/TypeScript,Kubernetes,cloud-native architectures,microservices,APIs,event-driven designs,and mentoring junior engineers.
Java, Python, React, TypeScript, Kubernetes, DealCloud, Allvue, WSO
5d
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VP, Muni Quant Developer
New York City, New York, United States
$100k-$225k/yr OnsiteFull Time
Production trading systems experience; Java and Python development; multithreaded programming; quantitative modeling; financial markets knowledge; large-dataset analysis; quantitative degree or related experience.
Java, Python, Google Guice, Spring
5d
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Software Engineer
New York City, New York, United States
$171k-$209k/yr HybridFull Time
Bachelor's degree in a relevant field; experience with C++, Python, Java, Git or SVN, SQL or MySQL, distributed systems, cloud computing, networking, monitoring, debugging, and software development lifecycle.
C++, Python, Java, Git, SVN, SQL, MySQL
2w
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Software Engineer, Wallet
Menlo Park or New York City or Bellevue or Washington or Denver or Westlake or Chicago or Lake Mary or Clearwater or Gainesville
$166k-$195k/yr HybridFull Time
2+ YOE2+ years of software development experience; backend expertise in Go, Python, or Java; cloud-native architecture, system design, data modeling, and software engineering fundamentals required.
Go, Python, Java, EVM blockchains, smart contracts
1w
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Software Engineer, External API Security
New York, New York, United States
$147k-$210k/yr OnsiteFull Time
2+ YOEBachelor's degree or equivalent practical experience; 2 years of software development and security software experience; proficiency in Go, Java, or Python preferred.
Go, Java, Python
1w
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Junior Application Support Engineer
Jersey City, New Jersey, United States
$115k-$145k/yr RemoteFull Time
1+ YOEBachelor's degree or equivalent experience, 1+ year in application or production support, and knowledge of databases, programming, Unix, Windows, Python, Bash, and HTTP servers.
Oracle 19, Java, Perl, Unix, Microsoft Windows, Python, Bash, Apache Tomcat, Tomee, HTTP, Bamboo, Gitlab CI/CD, Ansible
1mo
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Mobile App Developer
Nutley, New Jersey, United States
$103k-$150k/yr HybridFull Time
2+ YOEBachelor's degree or equivalent and 2 years experience in software development with JavaScript, OOP, REST/SOAP, JS frameworks (Angular/jQuery/React), GraphQL, Node.JS; 1 year in native (Objective-C/Swift or Kotlin/Java) and hybrid (Ionic/React Native).
JavaScript, Angular, jQuery, React, GraphQL, Node.JS, Objective C, Swift, Kotlin, Java, Ionic, React Native, REST, SOAP
1w
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Full Stack Developer - WMA
New York City or Old Greenwich
$150k-$200k/yr OnsiteFull Time
2+ YOERequires 2–5+ years in web development or analytics; React, HTML, CSS, JavaScript, SQL, relational databases, programming in Python, Java, or C++, Unix/Linux, shell scripting, DevOps, and web infrastructure experience.
React, Tailwind, Material UI, SQL, Polars, SQL Server, MySQL, PostgreSQL, Python, Java, C++, REST/JSON, Unix, Linux, Shell, Apache, NGINX, Tomcat, airflow, cron
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