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AI
Quality Engineer -AI Chatbot Validation
Apptoza Inc.
Brampton, ON
- Contract
5+ years of programming experience with Java, Python, Groovy, or a comparable language.
Added just now
AI
Quality Engineer (QE) / SDET – AI Chatbot Validation
Apptoza Inc.
Toronto, ON
- Contract
Design, develop, and maintain scalable test automation frameworks using Java, Python, or Groovy.
Added just now
ZC
Java Full Stack Engineer
Ztek Consulting
Montreal, QC
- $150,000 to $180,000 CAD / year
- Full-time
We are seeking an experienced Full Stack Developer (Java/JavaScript) to join the Risk and Information Management team supporting Non-Financial Risk Management applications. The ideal…
Added 16 mins ago
AC
Development Lead (Back-end Systems)
Air Canada
Toronto, ON
- Full-time
…high-level architecture; apply approved modern patterns, including microservices, serverless, and modular component architecture, and…
Added 30 mins ago
QW
Quality Engineer (QE) / SDET – AI Chatbot Validation
Quantum World Technologies Inc.
Toronto, ON
- Contract
Develop and maintain automation frameworks using Java, Python, or Groovy.
Added 1 hour ago
QW
Full Stack Engineer
Quantum World Technologies Inc.
Toronto, ON
- $50 to $60 CAD / hour
- Contract
Added 1 hour ago
W
Software Engineer II
Wiraa
Canada
- Full-time
Develop and maintain Java/Spring Boot microservices supporting iOS, Android, and Easyweb user interfaces
Added 2 hours ago
P
Senior Java Low Latency Developer
PeoplePilot
Mississauga, ON
- $120,000 to $130,000 CAD / year
- Full-time
We are seeking an experienced Senior Java Low Latency Developer to join our team in Mississauga, Ontario, working on high-performance enterprise applications . The ideal candidate will have…
Added 2 hours ago
P
Core Java, Apache Spark, Python
PeoplePilot
Montreal, QC
- $120,000 to $130,000 CAD / year
- Full-time
We are seeking a highly motivated and experienced Software Engineer with strong expertise in Core Java, Apache Spark, Python, SQL, and Linux to design, develop, and support scalable…
Added 4 hours ago
NB
Senior AI Developer
National Bank of Canada
Montreal, QC
- Full-time
Design services, APIs, and microservices using Java and Spring Boot, as well as user experiences using React and TypeScript.
Added 4 hours ago
NB
Site Reliability Engineer
National Bank of Canada
Montreal, QC
- Full-time
…Containerization, Datadog, Decision Making, DevOps, Dynatrace, Java, Jenkins, Microservices Development, Red Hat Ansible, Solution Design, System Deployment, System Observability,…
Added 5 hours ago
Copy of Senior Software Development Engineer in Test, ML
PlayStation Global
Waterloo, ON
Design, develop, and maintain automated test frameworks, test scripts for ML inference services and related ML platform components using python/Java
Added 6 hours ago
VT
Java Full Stack Engineer - Artificial Intelligence
Viva Tech Solutions
Toronto, ON
- Contract
Strong hands-on experience with Java, Spring Boot, Angular, React, REST APIs, and microservices architecture.
Added 6 hours ago
VT
Quality Engineer - AI Chatbot Validation
Viva Tech Solutions
Toronto, ON
- Contract
5+ years of programming experience with Java, Python, Groovy, or a comparable language.
Added 11 hours ago
UC
Senior AI Developer
UniSysTech Consulting
Toronto, ON · Greater Toronto and Hamilton Area, ON
- Other
We are seeking an experienced Senior AI Developer to lead the design, development, and deployment of enterprise-grade Artificial Intelligence and Machine Learning solutions. In this role,…

PeoplePilot

Senior Java Low Latency Developer

Mississauga, ON, Canada

$120,000 to $130,000 CAD / year · Full-time

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Job details

Pay: $120,000 to $130,000 CAD / year
Job type: Full-time
Apply by: Dec 3, 2026
Posting language: English
Posted: Nov 3, 2026

Original job description

Job Description

We are seeking an experienced Senior Java Low Latency Developer to join our team in Mississauga, Ontario, working on high-performance enterprise applications . The ideal candidate will have strong expertise in Core Java, multithreading, concurrency, low-latency application development, and performance optimization. The candidate will be responsible for designing and developing scalable microservices, RESTful APIs, and event-driven solutions using Spring Boot and Spring Cloud. The role requires strong problem-solving skills, experience with enterprise application architecture, database optimization, and production support. The successful candidate will collaborate with architects, product owners, and cross-functional teams to deliver secure, reliable, and high-performing solutions while following modern software engineering and DevOps practices.

Key Responsibilities

Design, develop, test, and maintain high-performance, low-latency Java applications.
Build scalable RESTful APIs and microservices using Java, Spring Boot, and Spring Cloud.
Optimize application performance, response times, throughput, and resource utilization.
Implement multithreading, concurrency, and asynchronous processing solutions.
Participate in solution architecture discussions, technical design reviews, and code reviews.
Collaborate with architects, business analysts, product owners, and stakeholders to understand technical requirements.
Design and implement APIs, middleware integrations, and event-driven solutions.
Perform database design, SQL query optimization, and performance tuning.
Troubleshoot and resolve application, integration, and production issues.
Support cloud deployments, CI/CD pipelines, and DevOps-driven development.
Establish coding standards, engineering best practices, and quality guidelines.
Mentor junior and mid-level developers and provide technical guidance.
Participate in Agile ceremonies, including sprint planning, estimation, and retrospectives.

Key Requirements

Strong hands-on experience in Core Java and Advanced Java.
Proven experience in low-latency, high-performance application development.
Strong understanding of multithreading, concurrency, synchronization, and asynchronous programming.
Expertise in Java performance optimization, JVM tuning, garbage collection, and memory management.
Hands-on experience with Spring Boot, Spring Cloud, and Spring Framework.
Strong experience designing and developing RESTful APIs and microservices.
Knowledge of distributed systems, event-driven architecture, and messaging technologies.
Strong SQL and relational database knowledge, including query optimization.
Experience with CI/CD pipelines, Git, build tools, and DevOps practices.
Exposure to cloud platforms such as AWS, Azure, or GCP.
Strong debugging, troubleshooting, and production support skills.
Excellent communication, problem-solving, and technical leadership abilities.
Experience in banking, financial services, capital markets, or trading systems is preferred.

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More about this job

Responsibilities

Design, develop, and optimize high-performance Java applications, microservices, RESTful APIs, and event-driven solutions, including database and production performance improvements. Collaborate on architecture and technical reviews, support deployments and production issues, establish engineering practices, and mentor developers.

Requirements

Requires strong Core and Advanced Java experience, including low-latency development, concurrency, JVM and memory optimization, and hands-on Spring Boot and Spring Cloud expertise. Candidates should also have experience with APIs, microservices, distributed systems, SQL optimization, CI/CD, cloud platforms, production support, and technical leadership; financial services experience is preferred.

Skills

Core Java
Advanced Java
Low-Latency Development
Multithreading
Concurrency
JVM Tuning
Garbage Collection
Memory Management
Spring Boot
Spring Cloud
RESTful APIs
Microservices
Distributed Systems
Event-Driven Architecture
SQL Optimization
CI/CD

Visa sponsorship

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Keywords

Core Java
Advanced Java
Low-Latency Applications
High-Performance Applications
Multithreading
Concurrency
Asynchronous Programming
JVM Tuning
Garbage Collection
Memory Management
Spring Boot
Spring Cloud
Spring Framework
RESTful APIs
Microservices
Distributed Systems
Event-Driven Architecture
Messaging Technologies
SQL
Relational Databases
Database Optimization
CI/CD
Git
Build Tools
DevOps
AWS
Azure
GCP
Agile
Capital Markets

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