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Contract Senior Java Developer Jobs in Mississauga, ON

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 ...

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 ...

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 ...

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 ... contracts, versioning, and schema evolution Define service interaction patterns (REST vs Kafka ...

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 ...

Java Full-stack Developer

Mississauga, ON · On-site

CA$86K - CA$127K/yr

* The Senior Engineer in Production Management will be responsible for the development and overall ... The candidate must have Java backend development experience with Core Java Java EE Springboot ...

Java Full-stack Developer

Mississauga, ON · On-site

CA$86K - CA$127K/yr

* The Senior Engineer in Production Management will be responsible for the development and overall ... The candidate must have Java backend development experience with Core Java Java EE Springboot ...

Showing results 21-40

Contract Senior Java Developer information

What is a contract senior Java developer?

A Contract Senior Java Developer is an experienced software engineer who specializes in Java programming and works on a contract basis rather than as a permanent employee. They are typically responsible for designing, developing, and maintaining complex Java applications, often leading technical teams and ensuring code quality. Their contract status means they are hired for specific projects or time frames, providing flexibility to both the developer and the employer. Senior Java Developers usually have several years of experience and a deep understanding of Java frameworks, best practices, and software architecture.

What are some common challenges faced by contract senior Java developers when joining new projects?

Contract Senior Java Developers often encounter challenges such as quickly adapting to unfamiliar codebases, integrating with established development teams, and understanding unique business requirements. Since contracts are typically time-limited, there is pressure to deliver results efficiently while maintaining high code quality. Building rapport with permanent staff and navigating different development processes or toolchains are also common hurdles, but strong communication skills and adaptability can help overcome these challenges.

What are the key skills and qualifications needed to thrive as a contract senior Java developer, and why are they important?

To thrive as a Contract Senior Java Developer, you need advanced proficiency in Java programming, object-oriented design, and experience with frameworks like Spring or Hibernate, typically backed by a bachelor's degree in computer science or related field. Familiarity with version control systems (such as Git), CI/CD pipelines, and cloud platforms like AWS or Azure is often required, along with relevant Java certifications. Strong problem-solving, communication, and time management skills help you effectively collaborate with distributed teams and deliver quality code on tight deadlines. These skills and qualities are crucial for building robust applications, adapting to evolving project requirements, and excelling in fast-paced contract environments.

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

AspectContract Senior Java DeveloperContract Java Developer
Required CredentialsJava certifications, experience in complex projectsJava certifications, basic to intermediate experience
Work EnvironmentLarge enterprise, complex systemsStartups, small to medium projects
Employer & Industry UsageFinancial, healthcare, tech firmsTech startups, software agencies
Search & Comparison IntentSeeking experienced Java roles, seniority levelEntry to mid-level Java roles

The main difference between a Contract Senior Java Developer and a Contract Java Developer lies in experience, project complexity, and industry usage. Senior developers typically handle complex systems and require advanced certifications, while Java Developers may work on simpler projects with less experience. Both roles are in demand across various industries, but the senior position emphasizes leadership and technical expertise.

What are popular job titles related to Contract Senior Java Developer jobs in Mississauga, ON?

For Contract Senior Java Developer jobs in Mississauga, ON, the most frequently searched job titles are:

What job categories do people searching Contract Senior Java Developer jobs in Mississauga, ON look for?

The top searched job categories for Contract Senior Java Developer jobs in Mississauga, ON are:

What cities near Mississauga, ON are hiring for Contract Senior Java Developer jobs?

Cities near Mississauga, ON with the most Contract Senior Java Developer job openings:

Infographic showing various Contract Senior Java Developer job openings in Mississauga, ON as of August 2026, with employment types broken down into 74% Full Time, 12% Part Time, and 14% Contract. Highlights an 81% Physical, 4% Hybrid, and 15% Remote job distribution.

Senior Java Developer - Vice President

Citi

Mississauga, ON

CA$120K - CA$170K/yr

Full-time

Posted yesterday

New


Citibank rating

8.3

Company rating: 8.3 out of 10

Based on 177 frontline employees who took The Breakroom Quiz

39th 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

Hours and flexibility

Workplace

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