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Senior Java Engineer Jobs in Oakville, ON (NOW HIRING)

We are seeking a Senior Java Developer to design, build, and maintain high-performance applications that facilitate basket trading & handle streaming data within Global Equities business. This is a ...

Team Description The Counterparty Credit Risk group at TD Securities is seeking experienced Java Developers to build the next generation of risk computation platforms. The core mission of the ...

Working knowledge of building Java services * 6+ years of experience as a software engineer working on large scale development projects * 2 to 3 years product manager experience * Strong ...

... engineers and providing technical guidance to senior stakeholders. What You'll Bring Required Experience: * 5-8 years of professional experience in software development. * Strong proficiency in Java ...

New

Senior IT Developer

Toronto, ON · On-site +1

CA$102K - CA$125K/yr

We are seeking a Senior Java Developer to design, build, and operate scalable, event-driven, cloud-native applications using Apache Kafka, Spring Boot, and Microsoft Azure. The ideal candidate ...

Sr. Core Java Developer

Toronto, ON · Hybrid

CA$120K - CA$140K/yr

Our challenge We are seeking a highly experienced and hands-on Java Developer with a strong background in Core Java, Spring Framework, and low-latency multi-threaded programming to join our dynamic ...

Oracle Certified Java Developer certification will be an asset. * Technical Knowledge of event driven architecture (Kafka, Kafka connectors, Kafka brokers) * 3-5 years of working experience in the ...

Showing results 21-40

Senior Java Engineer information

See Oakville, ON salary details

$70.2K

$121.3K

$174.9K

How much do senior java engineer jobs pay per year?

As of Aug 21, 2026, the average yearly pay for senior java engineer in Oakville, ON is $121,299.00, according to ZipRecruiter salary data. Most workers in this role earn between $102,405.00 and $135,936.00 per year, depending on experience, location, and employer.

What is a senior Java engineer?

Senior Java Engineers are experienced software developers who specialize in designing, developing, and maintaining applications using the Java programming language. They often lead development teams, architect solutions, and ensure that software meets both technical and business requirements. Their responsibilities also include code reviews, mentoring junior developers, and optimizing application performance. Typically, they have several years of experience and a deep understanding of Java frameworks and best practices.

What are the key skills and qualifications needed to thrive as a senior Java engineer?

To thrive as a Senior Java Engineer, you need advanced proficiency in Java programming, strong knowledge of software design patterns, and a degree in computer science or related field. Experience with frameworks like Spring, Hibernate, build tools such as Maven or Gradle, and familiarity with cloud platforms and CI/CD systems are typically required. Excellent problem-solving abilities, leadership, and effective communication help you guide teams and collaborate with stakeholders. These skills are crucial for delivering robust, scalable software solutions and mentoring junior engineers in complex development environments.

What are some common challenges senior Java engineers face when working on large-scale enterprise applications?

Senior Java Engineers often encounter challenges such as managing complex codebases, ensuring application scalability, and maintaining high performance under heavy loads. They are also responsible for implementing robust security practices and integrating new technologies without disrupting existing systems. Effective collaboration with cross-functional teams and mentoring junior developers are crucial aspects of the role, as these responsibilities help maintain code quality and project momentum.

What is the difference between Senior Java Engineer vs Java Developer?

AspectSenior Java EngineerJava Developer
Required CredentialsBachelor's in Computer Science, Java certifications (e.g., Oracle Certified Professional)Bachelor's in Computer Science or related field, Java certifications optional
Work EnvironmentDesigning, developing, and maintaining complex Java applications, often in team leadership rolesDeveloping Java applications, focusing on coding and implementation
Industry UsageUsed across finance, tech, and enterprise sectors for large-scale projectsCommonly employed in software development firms, startups, and tech companies

While both roles involve Java programming, Senior Java Engineers typically handle complex system design, mentorship, and project leadership, whereas Java Developers focus more on coding and implementing features. The senior role often requires more experience and certifications, with a broader scope of responsibilities.

Senior Java Developer - Vice President

Citi

Mississauga, ON

CA$120K - CA$170K/yr

Full-time

Posted 3 days ago

New


Citibank rating

8.3

Company rating: 8.3 out of 10

Based on 177 frontline employees who took The Breakroom Quiz

38th of 171 rated banks


Job description

We are seeking a talented and passionate Senior Developer to join our Operations Workbench Scrum team. You will be a key contributor to the development of our new, cutting-edge Operations Workbench platform. You will apply your deep technical expertise to build and implement robust solutions, while promoting engineering best practices.

This role is for an experienced developer who is passionate about hands-on implementation and collaboration. You will be a core member of the team, delivering high-quality, scalable solutions to enhance operational efficiency.

Why Join Our Team?

Drive Global Impact: Be part of a team building a mission-critical system that will streamline and automate key operational workflows across the firm, directly impacting business efficiency.

Solve Complex Challenges: Design and build a scalable, resilient, and cloud-native architecture for a complex workflow and case management system.

Work with a Talented Team: Collaborate with a skilled team of developers, product owners, and architects, fostering a culture of engineering excellence and innovation.

Work with Modern Technology: Utilize a modern tech stack, including Java, Kubernetes, Docker, and Kafka, to build cutting-edge financial technology solutions.

Key Responsibilities

·Software Development: Design, develop, test, and deploy high-quality, scalable, and maintainable code.

·Quality Advocacy: Promote best practices for engineering excellence in coding, testing, build, deployment, and the maintenance of high-quality software.

·Solution Implementation: Act as an active contributor to design and a hands-on implementer of code.

·Agile Mindset: Actively participate in scrum activities such as sprint planning and refinement, offering technical insights for backlog items.

·Technical Excellence: Deliver robust and efficient technical solutions, adhering to best-in-class engineering principles and practices.

·Collaboration: Partner with the Scrum Master, Product Owner, QA, Architects and other global team members to successfully deliver technical solutions and reusable components.

·Stakeholder Management: Work with Business, Operations, and Production Support stakeholders to understand business needs and deliver effective solutions.

·Learning Mindset: Keep up with the latest development practices in the industry and Citi with an eye to implement them in our team such as – Gen AI, DORA metrics, etc.

Required Skills, Experience, and Competencies

Professional Experience

  • 6+ years of hands-on software development experience.
  • Proven experience working in the financial services sector.
  • Demonstrated experience working in an Agile/Scrum environment.

Technical Expertise

  • Expert-level skills in Java development.
  • Expert experience designing and developing robust, scalable, and resilient enterprise-level applications.
  • Strong experience with cloud-native technologies such as Kubernetes and Docker.
  • Experience with event-driven architecture leveraging Apache Kafka.
  • Experience designing and developing databases on an RDBMS platform.
  • Proficiency in API development and application security best practices (e.g., OAuth, TLS, PKI).
  • Familiarity with DevOps best practices and CI/CD pipelines.

Leadership & Collaboration Skills

  • Strong communication and presentation skills.
  • A passion for adopting industry best practices and new technologies with an exploratory mindset.
  • Innovative ideas and a can-do attitude.
  • Strong problem-solving skills and an ability to manage tight deadlines or unexpected priority changes.
  • Willingness to ask questions, challenge the status quo, and seek out answers.
  • Ability to work independently, multi-task, take ownership, and drive strategy.
  • Impeccable integrity and judgment.

Desirable Skills

  • Experience with Distributed Caching technologies (e.g., Redis, Gemfire).
  • Direct experience in Capital Markets.
  • Experience with modern UI development frameworks (e.g., React, Angular).

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Job Family Group: Technology

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Job Family:Applications Development

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Time Type:Full time

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Primary Location Full Time Salary Range:$120,800.00 - $170,800.00

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Most Relevant Skills Please see the requirements listed above.

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Other Relevant Skills For complementary skills, please see above and/or contact the recruiter.

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Automated Processing and AI

We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.

Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.

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This job opening is for an existing job vacancy.

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Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

 

If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.
View Citi’s EEO Policy Statement and the Know Your Rights poster.


What Citibank employees say

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Benefits

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Get the full story on Breakroom


Citigroup Inc logo

About Citigroup Inc

Sourced by ZipRecruiter

We live in an increasingly complex world. Companies these days are either born global or are going global at record speed. Business and geopolitics are forging an entirely new dynamic and consumers now expect financial services to be a seamless part of their digital lives. Citi is a bank that’s uniquely positioned for this moment. Through our vast global network and our on-the-ground expertise, we can connect the dots, anticipate change and empathize the needs of our clients and customers in ways that other banks simply cannot. Citi's mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. We have set expectations for how we must act to bring our mission to life. These expectations are at the heart of our Leadership Principles – we take ownership, we deliver with pride and we succeed together.

Industry

Banking and credit intermediation

Company size

5,001 - 10,000 Employees

Headquarters location

New York City, NY, US