Markham, On Senior database java developer Jobs – 76 Openings This Week

Backend Developer
Initiate —Toronto, ON
- $90,000–$100,000 a year
- Full-time
- Java
- Master's degree
- Databases
Quick apply
Sr. MindBreeze Developer
Tata Consultancy Services —Toronto, ON
- $90,000–$110,000 a year
- Java
- Python
Software Developer
Softline Technology —Toronto, ON
- Contract
- Oracle
- Java
- Databases
1d
RQ10562 - Sr. Software Developer - Full Stack
Source Code —Toronto, ON
- DevOps
- Java
- SQL
Quick apply
RQ10036 - Specialized IT Consultant - Senior
Source Code —Toronto, ON
- Weekends as needed
- Azure
- Oracle
- Java
Quick apply
RQ09608 - Sr. Systems Testing/QA Specialist
Source Code —Toronto, ON
- Full-time
- Java
- Databases
- Communication skills
Quick apply
RQ09787 - Sr. Software Developer
Source Code —Toronto, ON
- Full-time
- Hybrid work
- Oracle
- Java
- Databases
Quick apply
RQ09317 - Sr. Software Developer
Source Code —Toronto, ON
- Full-time
- Hybrid work
- Azure
- DevOps
- Data analysis skills
Quick apply
RQ00638 - Sr. Software Developer - Full Stack
Source Code —Toronto, ON
- $76.97–$92.36 an hour
- Full-time
- Hybrid work
- Java
- APIs
- In-person
Quick apply
RQ10028 - Sr. Software Developer - Front End
Source Code —Toronto, ON
- Full-time
- Azure
- Oracle
- Java
Quick apply
RQ10841 - Sr. Software Developer - Full Stack
Source Code —Toronto, ON
- $72.14–$108.22 an hour
- Full-time
- Oracle
- DevOps
- Java
Quick apply
6d
Senior Software Engineer
Scotiabank —Toronto, ON
- Azure
- DevOps
- Java
- Tuition reimbursement
RQ11157 - Sr. Software Developer - Full Stack
Source Code —Toronto, ON
- $72.14–$108.22 an hour
- Full-time
- Azure
- Oracle
- DevOps
Quick apply
12d
RQ10808 - 3 x Sr. Software Developer
Source Code —Toronto, ON
- Full-time
- Oracle
- Java
- Databases
Quick apply
Senior Spark Developer
Recutify Inc. —Toronto, ON
- Full-time
- Azure
- Oracle
- Java
Quick apply
RQ10070 - 3 x Sr. Software Developer - Full Stack
Source Code —Toronto, ON
- Full-time
- Azure
- Oracle
- DevOps
Quick apply
RQ09842 - Sr. Software Developer
Source Code —Toronto, ON
- Full-time
- Azure
- Oracle
- DevOps
Quick apply
RQ10542 - Sr. Software Developer
Source Code —Toronto, ON
- Full-time
- Azure
- Oracle
- Java
Quick apply
RQ10903 - Sr. Software Developer
Source Code —Toronto, ON
- Azure
- Oracle
- Java
Quick apply
RQ09943 - Sr. Software Developer - Full Stack
Source Code —Toronto, ON
- Full-time
- Azure
- Oracle
- DevOps
Quick apply

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senior database java developer jobs near markham, on

Backend Developer

Initiate -
Toronto, ON

Quick apply

Job details

Full-time
$90,000–$100,000 a year

Qualifications

Spring Boot
Kubernetes
Encryption
Git
Java
Master's degree
Databases
SQL
OOP
AWS
Docker
PostgreSQL
Distributed systems
Network protocols
Redis
JPA
REST
APIs
Agile
Linux
Kafka
Maven
Spring framework
Shell Scripting
Hibernate
MySQL

Full job description

Back End Developer

We are partnering with a fast-growing, Canada-based online sportsbook and casino to hire an experienced Back End Developer. Reporting to the Director of Development, you will play a critical role in building scalable systems and APIs that power high-traffic, customer-facing applications used daily by a large and engaged user base.

This opportunity is ideal for a Java developer who thrives in fast-paced Agile environments and enjoys designing, building, and optimizing high-performance backend systems from the ground up.

What You Will Do

As a Back End Developer, you will be deeply involved in the full software development lifecycle, from design and implementation through to testing, optimization, and monitoring.

Key responsibilities include:

Write clean, well-structured, testable, and reusable Java code
Design and develop scalable systems and RESTful APIs
Improve and fine-tune existing platforms to enhance performance and reliability
Identify and resolve performance bottlenecks in collaboration with engineering peers
Optimize database queries, indexing, and system performance
Work closely with senior engineers to align technical solutions with broader architectural goals
Contribute to Agile ceremonies and collaborate within a high-performing development team
Participate in on-call support when required

All About You

We are seeking a technically strong Java Back-End Developer with deep experience in building robust, scalable systems.

You will bring:

7+ years of Java development experience (4+ years at intermediate level), including building systems from scratch
Strong expertise in Java 8+ and frameworks such as Spring, Spring Boot, Hibernate, JPA, Maven
Solid understanding of OOP principles and RESTful API design
5+ years of database experience (PostgreSQL, MySQL; Snowflake a plus) with strong SQL skills
Experience with database indexing, query optimization, and performance tuning
Familiarity with Linux-based environments, servlet containers, and shell scripting
Experience with Git / BitBucket
Basic knowledge of networking protocols and encryption principles
Experience working collaboratively within Agile software teams
Bachelors or Masters degree (or equivalent practical experience)

Nice to Have:

Experience with Kafka, Redis, or ActiveMQ
Cloud and distributed systems experience (AWS preferred)
Docker and Kubernetes knowledge
Java 17 and Mockito experience
Experience in gaming, payments, KYC, or other regulated digital environments
Experience operating in high-traffic, high-demand production systems
Proven ability to troubleshoot and optimize performance bottlenecks

Additional Information

Fully remote opportunity (Canada-wide)
Competitive compensation and comprehensive employer-paid benefits
Exposure to high-scale systems in a performance-driven environment
Collaborative engineering culture focused on continuous improvement
Structured onboarding and long-term career growth opportunities
This position does not use artificial intelligence during the hiring process

If you are a performance-focused Back-End Developer looking to build and optimize high-scale systems in a fast-growing digital business, please get in touch to learn more!

Quick apply

Refine Your Search

senior database java developer jobs in markham, on

Backend Developer

Sr. MindBreeze Developer

Software Developer

RQ10562 - Sr. Software Developer - Full Stack

RQ10036 - Specialized IT Consultant - Senior

RQ09608 - Sr. Systems Testing/QA Specialist

RQ09787 - Sr. Software Developer

RQ09317 - Sr. Software Developer

RQ00638 - Sr. Software Developer - Full Stack

RQ10028 - Sr. Software Developer - Front End

RQ10841 - Sr. Software Developer - Full Stack

Senior Software Engineer

RQ11157 - Sr. Software Developer - Full Stack

RQ10808 - 3 x Sr. Software Developer

Senior Spark Developer

RQ10070 - 3 x Sr. Software Developer - Full Stack

RQ09842 - Sr. Software Developer

RQ10542 - Sr. Software Developer

RQ10903 - Sr. Software Developer

RQ09943 - Sr. Software Developer - Full Stack

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