Top Java Developer Jobs in Ottawa

The Java Developer will be responsible for developing web-based applications, using Java and related technologies, while collaborating within the team.

The Principal Software Engineer leads the development of scalable enterprise applications, mentors engineers, and drives technical decisions while ensuring high code quality.

This role involves developing enterprise-scale applications using Java and modern open-source technologies, mentoring junior engineers, and collaborating with teams to deliver innovative solutions.

Software Engineers at Veeva will design and implement cloud-based features, write clean code, mentor junior developers, and ensure application scalability and performance.

Seeking a Java Back-End Engineer for enterprise applications, requiring strong Java and J2EE experience, RDBMS, and secure coding knowledge.

Lead architecture and implement high-performance Java services across monoliths and microservices. Drive system design, tech selection, observability, deployments, and AI-augmented engineering. Own critical components, produce design docs, ensure test coverage, mentor, hire, and coordinate cross-functional delivery.

Design, develop, and implement microservice-based components for a derivatives exchange trading platform. Collaborate with product, security, and DevOps teams to optimize products/models, perform code audits, build automated tests and CI/CD pipelines, troubleshoot backend infrastructure, and manage releases and documentation.

The Java Back-End Developer will build and maintain backend applications, ensuring system reliability, collaborating with teams, conducting code reviews, and mentoring juniors.

The Senior Java Developer will enhance Elasticsearch's distributed systems, maintain high performance, and solve complex problems related to data indexing and coordination across multiple machines.

Looking for a Senior Java Developer to design and maintain backend integration services, focusing on APIs, scalability, and reliability for commerce brands.

The role involves designing and developing high-performance Java-based microservices in a fast-paced environment, collaborating with stakeholders, ensuring system stability, and modernizing the tech stack.

The Senior Java Engineer will design complex systems, optimize performance, maintain code quality, and ensure application reliability. Responsibilities include translating requirements into applications and troubleshooting issues.

Design and develop backend systems for a Trading Platform, focusing on low-latency execution, risk management, and performance optimization using advanced Java techniques.

We're looking for a Staff Engineer with 5+ years of experience in Java and full-stack development to tackle challenges and lead solutions.

Seeking a Senior Engineer with 5+ years in Java, familiar with Spring, microservices, and agile principles to solve client challenges.

As a Staff Software Engineer, you will design and develop scalable software solutions, contribute to cloud-native architecture, ensure high code quality, and collaborate across teams.

As a Senior Software Engineer, you will develop high-quality software applications, mentor teams, and drive project deliveries while collaborating with various stakeholders.

As a Backend Software Engineer, you will enhance detection engines and analysis systems, focusing on scalable distributed systems and analyzing mobile applications' behavior and risks.

Responsible for designing and developing web applications using Java/Spring/Hibernate, collaborating with stakeholders, and leading platform technology improvements within Citi's Financing and Securitization team.

As a Senior Software Engineer, you will build and maintain data framework integrations for ClickHouse, focusing on high-performance database and developer experience. You will manage full lifecycle integrations, ensuring scalability and reliability for real-time data processing and analytics.