As of November 6, 2026, Jobsy lists 43 java developer jobs in Mississauga, ON. The most active employers are Triunity Software, Citi and Citi Canada Technology Services ULC. Skills often requested: oracle java, spring boot, communication skills and sql.
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5+ YOECandidates need 5-8 years of experience with core Java, Java EE, Spring and web front-end technologies, plus microservices, messaging queues and Oracle SQL. A bachelor's degree or equivalent experience is also required.
Java, Spring Boot, Hibernate, Kubernetes, OpenShift, Oracle SQL
3+ YOECandidates need a bachelor's degree in computer science or IT, or substantial software delivery experience, plus 3 to 6 years in application development and DevOps. Strong Java, Spring Boot, Linux, relational database, build tool and OpenShift Kubernetes skills are required.
Java, Spring Boot, Hibernate, JUnit, Maven, Gradle
8+ YOECandidates need at least 8 years of enterprise Java development experience, strong skills in microservices, APIs, databases and cloud tools, and proven communication ability. A bachelor's degree in computer science or software engineering, or equivalent experience, is accepted.
Java, Spring Boot, Kafka, Docker, Kubernetes, Swagger
8+ YOECandidates need 8+ years of hands-on Java development, including Java 8 or higher, plus Spring, REST API and relational database experience. Messaging, cloud platform and build tool experience are also required, and strong communication skills.
Java, Spring Boot, Hibernate, Kafka, OpenShift, Kubernetes
4+ YOECandidates need 4+ years of enterprise development experience in Java, Spring Boot, Quarkus and reactive programming, plus Kafka, Solace, MongoDB, Tekton, OpenShift and Kubernetes. A bachelor's degree or equivalent experience and a fast-paced financial services background are also expected.
Java, Spring Boot, Quarkus, Kafka, Solace, MongoDB
6+ YOECandidates need 6+ years of hands-on Java development, strong Spring and Spring Boot experience, and skill building secure REST APIs with relational databases. Citi also requires messaging and cloud platform knowledge, automated testing experience, and strong communication skills.
Spring Boot, Hibernate, Kafka, OpenShift, Kubernetes, Maven
2+ YOECiti needs candidates with 2+ years of Java/J2EE development, ideally in financial services. Candidates should know Core Java 8, Spring, REST APIs, SQL, and build and CI tools.
5+ YOECandidates need 5+ years of Java backend development on Java 17 or later, strong Spring Framework skills, and solid SQL and database knowledge. A bachelor's degree or equivalent experience and strong communication skills are also required.
Java 17, Spring Boot, Maven, Gradle, JUnit, Mockito
5+ YOECandidates need 5+ years of relevant experience with Java, Spring and Docker, microservices and REST, Kafka, and SQL databases. Angular, testing frameworks and monitoring tools are also needed, plus a bachelor's degree or equivalent experience.
6+ YOECandidates need 6 or more years of hands-on Java development, including Java 1.8 or later. They should know Spring, Hibernate, REST APIs, relational databases, messaging, cloud platforms and test-driven development.
5+ YOECiti Canada Technology Services ULC needs 5 to 8 years of experience with Core Java, Java EE and web front-end work, plus microservices, messaging queues and Oracle SQL. Candidates also need project management experience and a bachelor's degree or equivalent experience.
8+ YOECandidates need at least 8 years of enterprise Java development experience with Spring Boot and microservices, strong REST API and web services skills, and solid knowledge of cloud and messaging tools. A bachelor's degree in computer science or software engineering, or equivalent experience, is also expected.
3+ YOECandidates need a bachelor's degree in computer science or a related field, or substantial software delivery experience, plus 3 to 6 years in application development, DevOps or automation. Strong Java, Linux, database and cloud skills are required.
8+ YOECandidates need 8+ years of hands-on Java development, including Java 8 or higher, plus experience with Spring, REST APIs, relational databases and at least one cloud platform. Messaging, testing and strong communication skills are also required.
4+ YOECandidates need at least 4 years of professional development experience, with hands-on work in Java, Spring Boot, Quarkus, microservices, Kafka, Solace, MongoDB, and CI/CD and container tools. A bachelor's degree or equivalent experience is required.
6+ YOECandidates need 6+ years of hands-on Java development, including Spring, Spring Boot, Spring Security, JPA and Hibernate, plus secure REST API design and relational databases with PL/SQL. Messaging (JMS or Kafka), cloud platforms, automated testing and Maven or Gradle are also required, along with strong communication skills.
Java, Spring Boot, Hibernate, Kafka, OpenShift, Kubernetes
2+ YOECiti Canada Technology Services ULC needs candidates with 2+ years of Java/J2EE development, preferably in financial services. They also need Core Java 8, Spring, REST API, SQL and Maven/Jenkins experience, plus a bachelor's degree or equivalent experience.
5+ YOECandidates need 5+ years of hands-on Java backend development with Java 17 or later, strong Spring Framework skills, and solid SQL and database experience. A bachelor's degree or equivalent experience and strong communication skills are also required.
Java 17, Spring Boot, Maven, Gradle, JUnit, Mockito
5+ YOECandidates need 5+ years of relevant experience building enterprise Java applications with Spring and containers, plus REST microservices, Kafka, SQL, and front-end skills in Angular and React. A bachelor's degree or equivalent experience is also required.
6+ YOECandidates need 6 or more years of hands-on Java development, including Java 1.8 or later, and experience with Spring, Hibernate, REST APIs, messaging, and cloud platforms. Test-driven development and clear, independent communication are also required.
Java, Spring Boot, Hibernate, Kafka, OpenShift, Kubernetes
7+ YOECandidates need 7+ years building large enterprise applications, deep Java and Spring Boot skills, and Python with LLM frameworks and vector databases. Experience with Kafka, Docker, Kubernetes, CI/CD and OAuth2/JWT security is also required.
Java, Spring Boot, Python, LangChain, LlamaIndex, Kafka
5+ YOECandidates need 5+ years of professional Java engineering experience, including Spring Boot, CI/CD and Gradle or Maven. Experience with dependency upgrades, application security and containerized deployments is also required.
5+ YOECandidates need 5+ years of web development experience, strong Java and Angular skills, and familiarity with microservices, REST APIs, SQL databases and CI/CD pipelines. A university degree or college diploma, preferably in Computer Science, or equivalent experience is expected.
Angular, Java, Spring Boot, Hibernate, JIRA, Confluence
9+ YOECandidates need 9 to 12 years of hands-on Java experience with Spring Boot, microservices, REST APIs and MongoDB, plus Kafka experience (preferred). Strong skills in document modeling, indexing, aggregation and performance tuning are expected.
Spring Boot, Kafka, MongoDB, OpenShift, AWS, OpenAPI