Mississauga, On Core backend java developer Jobs – 88 Openings This Week

Backend Java Developer, Assistant Vice President
Citi —Mississauga, ON
- $94,300–$141,500 a year
- Full-time
- Oracle
- Computer Science
- DevOps
21h
Senior Technology Architect - Toronto
Randstad —Toronto, ON
- $704.19–$737.20 a month
- Temporary
- Hybrid work
- Azure
- Computer Science
- Software troubleshooting
Quick apply
4d
Senior Technology Architect (Contract)
EBF —Toronto, ON
- From $120 an hour
- Temporary
- Hybrid work
- Azure
- Computer Science
- Engineering
Quick apply
3d
Staff Software Engineer, AI Platform
eBay Inc. —Toronto, ON
- $142,400–$190,100 a year
- Full-time
- Hybrid work
- Azure
- System design
- Java
- Paid time off
11d
Guidewire Automation Test Engineer
Cognizant —Toronto, ON
- $70,000–$90,000 a year
- Full-time
- Hybrid work
- Java
- Databases
- SQL
9d
Senior Quality Assurance Manager – QE Automation
Royal Bank of Canada —Toronto, ON
- Full-time
- Java
- Team management
- Mentoring
Staff Back End Engineer (Applications)
Forma.ai —Toronto, ON
- Java
- Databases
- SQL
- Disability insurance
- Dental care
Quick apply
Staff Back End Engineer (Data Platform)
Forma.ai —Toronto, ON
- Java
- Databases
- SQL
- Disability insurance
- Dental care
Quick apply
Technical Lead
Fidelity Investments —Toronto, ON
- $135,000–$152,000 a year
- Full-time
- Computer Science
- Java
- Bachelor's
- Tuition reimbursement
- Paid time off
Senior Engineering Manager, Advanced Product Designer (APD)
Guidewire Software —Toronto, ON
- $163,000–$204,000 a year
- Full-time
- Hybrid work
- Computer Science
- Engineering
- Java
- Dental care
- Paid time off
Lead Security Engineer (Fraud)
US Mobile —Toronto, ON
- $150,000–$220,000 a year
- Hybrid work
- Computer Science
- DevOps
- Engineering
- Flexible schedule
Quick apply
SubLedger QE Strategy Lead
Royal Bank of Canada —Toronto, ON
- Full-time
- Oracle
- DevOps
- Engineering
Sr. Software Engineer, Backend
Pinterest —Toronto, ON
- Hybrid work
- Computer science
- Computer Science
- Java

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core backend java developer jobs near mississauga, on

Backend Java Developer, Assistant Vice President

Citi -
Mississauga, ON

Apply Now

Job details

Full-time
$94,300–$141,500 a year
21 hours ago

Qualifications

Spring Boot
Oracle
Computer Science
JUnit
React
Kubernetes
DevOps
Engineering
Test-driven development
Java
Master's degree
Databases
Docker
Bachelor's
JPA
REST
Angular
Software development
GitHub
APIs
Financial services
Kafka
AI
Multithreading
Leadership
Communication skills
Spring framework
Information Technology

Full job description

The Applications Development Senior Programmer Analyst is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities.

Responsibilities:

Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish and implement new or revised applications systems and programs to meet specific business needs or user areas
Monitor and control all phases of development process and analysis, design, construction, testing, and implementation as well as provide user and operational support on applications to business users
Utilize in-depth specialty knowledge of applications development to analyze complex problems/issues, provide evaluation of business process, system process, and industry standards, and make evaluative judgement
Recommend and develop security measures in post implementation analysis of business usage to ensure successful system design and functionality
Consult with users/clients and other technology groups on issues, recommend advanced programming solutions, and install and assist customer exposure systems
Ensure essential procedures are followed and help define operating standards and processes
Serve as advisor or coach to new or lower level analysts
Has the ability to operate with a limited level of direct supervision.
Can exercise independence of judgement and autonomy.
Acts as SME to senior stakeholders and /or other team members.
Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.

Required Technical Skills:

Deep understanding of Core Java (Java 17/21), including modern features (Lambdas, Streams, Records, Pattern Matching), multi-threading, concurrency, and memory management.
Spring Ecosystem: Extensive hands-on experience with Spring Boot, Spring Security, Spring Data JPA, and Spring Core.
Database Expertise: Strong proficiency in Oracle Database, including indexing strategies, query optimization, and performance tuning.
API Standards: Proven track record of designing and securing enterprise REST APIs.
DevOps & Cloud-Native: Practical experience with Docker, OpenShift (or Kubernetes), and building/maintaining CI/CD pipelines.
Enterprise Integration: Familiarity with messaging/streaming platforms (e.g., Apache Kafka, IBM MQ) and microservices patterns (e.g., API Gateways, Circuit Breakers, Service Mesh).
Security Standards: Understanding of enterprise security controls, vulnerability scanning (e.g., Snyk, SonarQube), and secure coding practices.
Testing Frameworks: Strong commitment to quality with experience in JUnit, Mockito, and test-driven development (TDD) practices.

Preferred / Plus Skills:

AI Coding Experience: Experience using AI coding assistants (e.g., GitHub Copilot, Devin) to write, refactor, and document code is a strong plus.
Frontend Familiarity: Experience with modern frontend frameworks like React or Angular is highly desirable to facilitate full-stack collaboration.

Recommended Qualifications:

Education: Bachelor’s or Master’s degree in Computer Science, Information Technology, Engineering, or a related technical field.
Experience: 5–8+ years of professional software development experience, with a strong focus on backend Java development in an enterprise environment (financial services experience is a plus).
Leadership: Proven experience leading technical initiatives, designing system components, and mentoring other developers.
Soft Skills: Excellent analytical, problem-solving, communication, and interpersonal skills. Ability to articulate complex technical concepts to both technical and non-technical stakeholders.

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

Job Family Group:

Technology

Job Family:

Applications Development

Time Type:

Full time

Primary Location Full Time Salary Range:

$94,300.00 - $141,500.00

Most Relevant Skills

Please see the requirements listed above.

Other Relevant Skills

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

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.

This job opening is for an existing job vacancy.

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.

Apply Now

Refine Your Search

core backend java developer jobs in mississauga, on

Backend Java Developer, Assistant Vice President

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Senior Technology Architect (Contract)

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Technical Lead

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Lead Security Engineer (Fraud)

SubLedger QE Strategy Lead

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