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Added 1 day ago
HT
Java Spark Backend Developer
Hirematic Talent Solutions
Montreal, QC
- $50 to $55 CAD / hour
- Contract
The ideal candidate will have over 7 years of enterprise Java development experience, a strong background in big data processing using Apache Spark, and a passion for engineering…
Added 1 day ago
D
Senior Java Backend Developer - Operate (Future Opportunity)
Deloitte
Toronto, ON
- Full-time
We are passively seeking Senior Java Developers to join our team on a 1-year fixed term. As a Java Developer at Deloitte, you will play a crucial role in designing, developing, and…
Added 1 day ago
C
Senior Java Backend Engineer
Citi
Mississauga, ON
- Full-time
Good to have experience building and optimizing data workflows using tools such as Apache Spark.
Added 2 days ago
F
Senior Machine Learning Engineer
Fusemachines
Remote, Canada
- Contract
- Remote
Distributed Computing: Hands-on experience with big data processing (Apache Spark, Kafka, Flink) and complex SQL queries.
Added 2 days ago
TC
Java Backend developer
Tata Consultancy Services
Toronto, ON · Greater Toronto Area, Canada
- $90,000 to $100,000 CAD / year
- Full-time
Good to Have: Some exposure to Python and Big Data Technologies ( Apache Spark with Scala)
Added 2 days ago
TC
Big Data Developer
Tata Consultancy Services
Toronto, ON
- $90,000 to $110,000 CAD / year
- Full-time
Build and maintain robust big data processing solutions using Apache Spark, Scala, and Java. Develop scalable applications to process large datasets and support enterprise data and…
Added 2 days ago
TG
Stage d'été – Développeur-analyste ou développeuse-analyste, Stratégie et perspectives sur le marché
TMX Group
Toronto, ON
- Full-time
Expérience de travail avec des outils de mégadonnées comme Presto, Hive ou Apache Spark
Added 2 days ago
SG
Programmer Analyst - Java and PL/SQL
Societe Generale
Montreal, QC
- Full-time
Added 3 days ago
TG
Analyst, Market Insights Intern
TMX Group
Toronto, ON
- $25 to $29 CAD / hour
- Full-time
Experience working with Big Data tools such as Presto, Hive, Apache Spark
Added 3 days ago
C
Java Developer - Assistant Vice President
Citi
Mississauga, ON
- Full-time
As a Senior Java Backend Developer, you will design and build high-performance backend services that power large-scale data processing applications at Citi. You'll apply modern Java and…
Added 3 days ago
E
Data Engineer
eBay
Toronto, ON
- Full-time
You will work with modern data technologies including Kafka, Flink, Spark, Databricks, Airflow, dbt, and AWS, solving challenging engineering problems where scalability, performance,…
Added 4 days ago
A
Senior Java Spark Backend Developer
Apptad
Montreal, QC
- Contract
The ideal candidate will have over 7 years of enterprise Java development experience, a strong background in big data processing using Apache Spark, and a passion for engineering…
Added 4 days ago
AS
Backend Developer
Axelon Services Corporation
Montreal, QC
- $65.52 USD / hour
- Other
Big Data technology experience such as Hadoop, Apache Spark, Elastic Search.
Added 5 days ago
BR
Java Software Engineer
Benchmark Recruitment
Vancouver, BC · Greater Vancouver Metropolitan Area
- Contract
Job Title: Senior Java Backend Engineer – Cloud & Data
Added 5 days ago
BI
Java Developer Montreal, Canada (Onsite)
BURGEON IT SERVICES
Montreal, QC
- Contract
Seeking an experienced Java Developer to build and maintain scalable enterprise applications in the financial services and wealth management domain.
Added 5 days ago
BI
Java Developer @ Montreal, Canada – WFO
BURGEON IT SERVICES
Montreal, QC
- Contract
We are looking for an experienced Java Developer to develop and maintain scalable enterprise applications in the Financial & Wealth Management domain.
Added 6 days ago
BI
Java Developer
BURGEON IT SERVICES
Montreal, QC
- Contract
Experienced Java Developer with 7+ years of expertise in building and maintaining scalable enterprise applications using Java, Python, Spring Boot, Microservices, Apache Spark, and DB2.…
Added 6 days ago
I
Principal Data Architect, FSI
Infostrux
Toronto, ON
- Full-time
Added 6 days ago
I
Data Governance Architect
Infostrux
Toronto, ON
- Full-time
Programming Languages (Python, JavaScript, Kotlin or Java)
Added 8 days ago
W
Software Engineer II, Supplier Advertising
Wayfair
Toronto, ON
- $151,411 to $169,169 CAD / year
- Full-time
Experience in Big Data technologies like Apache Kafka/Apache spark/Nosql databases
Added 8 days ago
W
Software Engineer III, Supplier Advertising
Wayfair
Toronto, ON
- $192,047 to $211,914 CAD / year
- Full-time
Experience in Big Data technologies like Apache Kafka/Apache spark/Nosql databases
Added 8 days ago
W
Software Engineer II, Supplier Advertising
Wayfair
Toronto, ON
- $151,411 to $169,169 CAD / year
- Full-time
Experience in Big Data technologies like Apache Kafka/Apache spark/Nosql databases

Citi

Java Developer - Assistant Vice President

Mississauga, ON, Canada

$94,300.00 - $141,500.00 · Full-time

Apply About employer

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Job details

Pay: $94,300.00 - $141,500.00
Job type: Full-time
Experience: 5+ years of hands-on experience developing Java backend applications using Java 17 or later.
Posting language: English
Posted: Oct 28, 2026

Original job description

As a Senior Java Backend Developer, you will design and build high-performance backend services that power large-scale data processing applications at Citi. You'll apply modern Java and Spring expertise, alongside AI-assisted development tools and prompt engineering, to accelerate delivery and strengthen code quality across the development lifecycle. This role gives you ownership of scalable architecture for complex data pipelines while collaborating with cross-functional teams on business-critical systems.

Responsibilities

Design and develop high-performance backend services for data processing applications using Java 17 and Spring Boot.
Build scalable data processing architectures using modern design patterns to handle intensive calculations and business logic.
Collaborate with cross-functional teams to define, design, and ship new product features.
Maintain optimal performance and responsiveness of backend applications while resolving bugs and system bottlenecks.
Practice test-driven development to strengthen testability, modularity, and test coverage.
Apply static code analysis tools such as SonarQube to uphold code quality and maintainability.
Optimize SQL queries and manage complex data pipelines through efficient data joins.
Apply AI-assisted development tools and prompt engineering techniques to accelerate delivery and improve code quality.

Required Qualifications & Skills

5+ years of hands-on experience developing Java backend applications using Java 17 or later.
Strong proficiency in the Spring Framework, including Spring Boot, Spring Data, and Spring Cloud.
Excellent knowledge of SQL and relational or NoSQL databases, with experience optimizing queries and data models.
Solid understanding of in-memory data loading techniques and efficient data joining strategies for large data pipelines.
In-depth knowledge of Java tooling, including build tools such as Maven or Gradle and testing frameworks such as JUnit and Mockito.
Experience applying design patterns and architectural principles such as microservices and event-driven architecture, supported by test-driven development and static code analysis tools such as SonarQube.
Bachelor's degree or equivalent practical experience, along with strong communication skills to explain technical concepts to varied audiences.

Beneficial Skills & Qualifications

Experience with cloud platforms such as AWS, Azure, or GCP.
Familiarity with containerization and orchestration tools such as Docker and Kubernetes or OpenShift.
Knowledge of distributed data processing frameworks such as Apache Spark or Apache Flink.
Master's degree in a related field.

What We Offer

Citi offers a collaborative, performance-driven environment where engineers solve complex data challenges at global scale, supported by resources that help you grow your career and wellbeing.

Work in a hybrid model with 3 days in the office and 2 days working remotely.
Access ongoing learning and development opportunities to strengthen your technical expertise.
Collaborate with global engineering teams on large-scale, business-critical systems.
Benefit from wellbeing support and resources that promote work-life balance.
Build long-term financial wellbeing through competitive compensation and benefits.

Apply now to build scalable, high-impact backend systems as part of Citi's engineering team.

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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.

Apply About employer

More about this job

Responsibilities

Design and develop high-performance backend services for data processing applications using Java 17 and Spring Boot. Collaborate with cross-functional teams to build scalable architectures and maintain optimal system performance.

Requirements

Requires 5+ years of hands-on experience in Java backend development with strong proficiency in the Spring Framework. Candidates must possess a bachelor's degree and deep knowledge of SQL, relational databases, and modern architectural principles.

Skills

Java 17
Spring Boot
Spring Data
Spring Cloud
SQL
NoSQL
Maven
Gradle
JUnit
Mockito
Microservices
Event-driven architecture
Test-driven development
SonarQube
Prompt engineering
Data pipelines

Benefits

Wellbeing support
Work-life balance resources
Learning and development opportunities
Competitive compensation
Financial wellbeing support

Visa sponsorship

Not detected in the job text

Keywords

Java
Spring Boot
Backend Development
Data Processing
Microservices
Event-driven Architecture
SQL
NoSQL
Maven
Gradle
JUnit
Mockito
SonarQube
Test-driven Development
Prompt Engineering
AI-assisted Development
AWS
Azure
GCP
Docker
Kubernetes
OpenShift
Apache Spark
Apache Flink
Data Pipelines
Scalable Architecture
Java 17
Spring Data
Spring Cloud
Static Code Analysis

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