Senior Java Engineer: Build Robust APIs with Quality & TDD

K&K Global Talent Solutions INC.; Toronto; On-site; CAD 90,000 - 130,000; Full time

Job summary

This Toronto onsite Java Developer role is with one of our clients in Canada, focused on building high-quality Java applications, unit testing, and CI/CD integration. It requires strong Java expertise, Spring Boot, and adherence to clean code principles.

Responsibilities include implementing TDD, code reviews, and developing RESTful APIs, while collaborating with architects, analysts, and operations to deliver secure, scalable solutions.

Qualifications

• 5+ years of software development experience in Java.
• Experience with unit testing using JUnit and Mockito.
• Proficient in TDD and continuous testing practices.
• Strong knowledge of code quality and design patterns (SOLID).

Responsibilities

• Design, develop, and maintain high-quality Java applications.
• Write comprehensive unit tests and ensure test coverage.
• Apply TDD and participate in code reviews and pair programming.
• Build RESTful APIs and microservices using Spring Boot.
• Collaborate with architects, analysts, and operations to deliver solutions.
• Diagnose performance issues and ensure security standards.

Skills

Java

Spring Boot

JUnit & Mockito

TDD

Clean code & SOLID

Code reviews

REST APIs

Concurrency & multithreading

JVM performance

Tools

Maven/Gradle

Git

Jenkins

SonarQube

JaCoCo

Docker

Kubernetes

Bitbucket

Job description

This Toronto onsite Java Developer role is with one of our clients in Canada, focused on building high-quality Java applications, unit testing, and CI/CD integration. It requires strong Java expertise, Spring Boot, and adherence to clean code principles.

Responsibilities include implementing TDD, code reviews, and developing RESTful APIs, while collaborating with architects, analysts, and operations to deliver secure, scalable solutions.