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Added 2 months ago
C
Lead Core Backend Developer
Citi
Mississauga, ON
- Full-time
Hands-on experience in database technologies, including RDBMS (Oracle, …) and No SQL (MongoDB)
Added 2 months ago
C
Senior Java Developer
Citi
Mississauga, ON
- Full-time
We are seeking a highly experienced and motivated Lead Java Developer with 6+ years of industry experience to spearhead the development of robust, scalable, and innovative enterprise…
Added 2 months ago
C
Senior Lead Java Fullstack Software Engineer
Citi
Mississauga, ON
- Full-time
Hands-on experience with SQL Server and relational data modeling.
Added 2 months ago
Data Analyst
Stripe
Canada
Added 2 months ago
VV
Dot Net Developer 1016
Veracity Ventures Inc.
Remote, Canada
- Full-time
- Remote
We are looking for an experienced .NET Developer with 5+ years of software development experience and strong banking/financial services domain knowledge.
Added 2 months ago
JG
Power Platform Developer
J&M Group
Toronto, ON
- Full-time
Build and optimize data models using Power BI, DAX, Power Query, and SQL to ensure high-performance reporting solutions.
Added 2 months ago
JG
Senior AI Application Developer
J&M Group
Toronto, ON
- Full-time
Databases: Experience with Oracle, SQL Server, PostgreSQL, and SQL; database design, optimization, performance, and scalability.
Added 2 months ago
GS
Consultant, Technical Solutions
Grantek Systems Integration
Burlington, ON
- Full-time
Perform scripting and development using Python and SQL, minimizing unnecessary customization
Added 2 months ago
EB
Senior Manager, Hedge Accounting & Financial Operations
EQ Bank | Canada's Challenger Bank
Toronto, ON
- Full-time
Knowledge of Microsoft SQL Server Management Studio would be an asset.
Added 2 months ago
Software Developer
Curve Dental
AB
We are seeking a software developer who is passionate about software development and technically excellent. Our developers work across the full stack - C#/.NET backend services and…
Added 2 months ago
Director, WMS Product Design and Engineering
HelloFresh
Toronto, ON
Agentic Engineering & Developer Productivity: Champion and drive adoption of agentic engineering practices across the team: automated code review tooling (e.g., AI-assisted PR analysis,…
Added 2 months ago
Senior, AI & Data Science
Artefact North America
Montreal, QC
Proficiency in Python (scikit-learn, XGBoost; PyTorch a strong plus) and solid SQL.
Added 2 months ago
Manager, AI & Data Consulting
Artefact North America
Montreal, QC
Added 2 months ago
Senior Data Engineer, Data Platform & Operations
Talent Acquisition Team at Westland Insurance. Text reply only.
Surrey, BC
You have strong expertise in SQL, Apache Spark (PySpark), Azure Databricks, Microsoft Fabric, and modern cloud-based data engineering practices.
Added 2 months ago
CP
Pension Software Testing Analyst
CAAT Pension Plan
Toronto, ON · Head Office
- Full-time
Experience with data analysis and validation; exposure to SQL, databases, ETL processes, or data transformation techniques is an asset.
Added 2 months ago
TC
Unpaid Internship: FrontEnd REACT/JS (FullStack) Fall Internship 2026
The Commons XR
Remote, Canada
- Remote
Our Environment REACT, JS, AWS Cloud (SQL, NSQL, API), Plotly.js , Python, BaSH, Visual Studio, GSuite, Microsoft Office Suite, Slack, Git, SiteGround (Wordpress/PHP)
Added 2 months ago
SH
Intermediate Data Engineer
Sandman Hotel Group
BC · West Vancouver, BC
- Full-time
Write efficient, maintainable SQL, and tune queries and warehouse performance.
Added 2 months ago
JG
Java Technical Lead
J&M Group
Toronto, ON
- Full-time
Added 2 months ago
JG
Java Developer
J&M Group
Toronto, ON
- Full-time
Experience in Swagger| MongoDB| and SQL server.
Added 3 months ago
T
Director, Credit Risk Solutions Consulting
TransUnion
Burlington, ON
- Full-time
Basic SQL and data analysis skills is an asset.
Added 2 months ago
E
Senior Consultant - Credit Risk Modelling
EY
Toronto, ON
- Full-time
Significant experience and proven ability to program in pertinent languages, such as Excel, SAS, SQL, R, and Python.
Added 2 months ago
GL
Risk Analyst (Credit Risk)
goeasy Ltd.
Mississauga, ON
- Full-time
Understand data extraction/mining/modeling tools, including SQL; SAS knowledge.
Added 2 months ago
EB
Senior Manager, Financial Systems & Data Analytics
EQ Bank
Toronto, ON
- Full-time
Provide technical leadership across financial models, SQL, Power BI, Power Query, DAX, automation, data cleansing, reporting controls, and management reporting.
Added 2 months ago
TK
Senior Data Steward
The Kraft Heinz Company
Toronto, ON
- Full-time
Strong understanding of code languages for data manipulation. SQL required, Snowflake and Python experience are helpful.
Added 2 months ago
CE
Director of Technical Support
CarltonOne Engagement ULC
Markham, ON
- Full-time
Leverage SQL and data analytics to generate insights, reports, and dashboards for leadership

Citi

Senior Java Developer

Mississauga, ON, Canada

$94,300.00 - $141,500.00 · Full-time

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Job details

Pay: $94,300.00 - $141,500.00
Job type: Full-time
Experience: Experience: 5+ years of progressive experience in software development, with a significant focus on Java/J2EE enterprise applications.
Posting language: English
Posted: Aug 21, 2026

Original job description

Role Overview:

We are seeking a highly experienced and motivated Lead Java Developer with 6+ years of industry experience to spearhead the development of robust, scalable, and innovative enterprise applications. The ideal candidate will possess deep expertise in Java/J2EE and Spring Boot. This role demands a proven track record with strong technical problem-solving and root cause analysis abilities, relational databases such as Sybase and Oracle, exceptional team leadership skills, and a forward-thinking approach to integrating AI technologies into our solutions. You will lead a team of junior developers, providing technical guidance, mentorship, and fostering a collaborative and high-performing environment.

Key Responsibilities:

Critical Incident Management & Resolution:
- Provide advanced technical support for escalated issues from production support team.
- During a production issue, act decisively to identify the root cause and deliver an effective solution.
- Analyzes applications to identify risks, vulnerabilities, security issues and improve the system performance.
- Partners with appropriate development and production support areas to prioritize bug fixes and support tooling requirements.
- Active involvement in and ownership of Support Project items, covering Stability, Efficiency, and Effectiveness initiatives.
- Ensure seamless integration between various system components and external services.
Technical Leadership & Architecture:
- Lead the design, development, and implementation of complex Java/J2EE-based enterprise applications using Spring Boot.
- Define and enforce coding standards, best practices, and architectural patterns to ensure high-quality, maintainable, and scalable solutions.
- Conduct code reviews, provide constructive feedback, and ensure adherence to security and performance standards.
- Act as a subject matter expert for Java technologies, providing technical direction and problem-solving expertise.
Team Management & Mentorship:
- Lead, mentor, and guide a team of junior and mid-level developers, fostering their technical growth and career development.
- Assign tasks, monitor progress, and ensure timely delivery of high-quality software.
- Promote a culture of collaboration, continuous improvement, and knowledge sharing within the team.
- Conduct performance reviews and provide regular feedback to team members.
Innovation & AI Integration:
- Lead initiatives to prototype and implement AI-driven solutions within existing or new applications.
- Stay abreast of emerging technologies and industry trends, particularly in Java and AI, to drive innovation.

Required Qualifications:

Experience: 5+ years of progressive experience in software development, with a significant focus on Java/J2EE enterprise applications.
Core Java: Strong proficiency in Java/J2EE, including advanced concepts like multithreading, concurrency, and data structures.
Analytical Skills: Exceptional analytical and problem-solving skills, with a proven ability to dissect complex technical issues, identify root causes, and drive effective solutions in high-pressure production environments.
Databases: In-depth knowledge and hands-on experience with relational databases, specifically Sybase and Oracle, including SQL, PL/SQL, database design, and performance tuning.
Frameworks: Expert-level knowledge and hands-on experience with Spring Boot, including Spring MVC, Spring Data, Spring Security, etc.
Front-End/GUI: Demonstrated experience with modern GUI technologies (e.g., Angular, React, Vue.js) and associated web technologies (HTML5, CSS3, JavaScript, TypeScript).
Leadership: Demonstrated experience in leading and mentoring development teams, with strong communication, interpersonal, and problem-solving skills.
Tools: Experience with Git, Maven/Gradle, CI/CD pipelines (e.g., Jenkins), and cloud platforms is highly desirable.
Education: Bachelor's or Master's degree in Computer Science, Engineering, or a related field.

Preferred Qualifications:

Experience with microservices architecture and containerization (Docker, Kubernetes).
Familiarity with messaging queues (e.g., Kafka, SOLACE).
Experience with test-driven development (TDD) and behavior-driven development (BDD).
Certifications in Java, Spring, Cloud, or AI technologies.

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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:

$94,300.00 - $141,500.00

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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.

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More about this job

Responsibilities

The role involves leading the design and development of complex enterprise Java applications while providing technical mentorship to junior team members. Additionally, the developer will manage critical incidents, perform root cause analysis, and spearhead initiatives to integrate AI technologies into existing systems.

Requirements

Candidates must have at least 5 years of progressive experience in Java/J2EE development with strong proficiency in Spring Boot and relational databases like Sybase and Oracle. A bachelor's or master's degree in Computer Science or a related field is required, along with demonstrated leadership and problem-solving capabilities.

Skills

Java
J2EE
Spring Boot
Sybase
Oracle
SQL
PL/SQL
Angular
React
Vue.js
Git
Maven
Gradle
CI/CD
Jenkins
Microservices

Visa sponsorship

Not detected in the job text

Keywords

Java
J2EE
Spring Boot
Sybase
Oracle
SQL
PL/SQL
Angular
React
Vue.js
Git
Maven
Gradle
CI/CD
Jenkins
Microservices
Docker
Kubernetes
Kafka
SOLACE
TDD
BDD
Artificial Intelligence
Enterprise Applications
Software Development
Cloud Platforms
Multithreading
Concurrency
Data Structures
Security

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