Senior Software Engineer Backend Java Development Jobs in Toronto, Canada

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Senior Software Engineer, Backend Java Development

Take on a pivotal role as a Senior Software Engineer specializing in backend Java development for app ecosystems. Build robust systems that empower developers to manage their applications effectively.This senior position demands expertise in designing and implementing scalable backend services while en ...

Java Backend Software Engineer

About the job Java Backend Software Engineer Managing cyber risk, together. We deliver automated cybersecurity across the digital terrain. We empower our customers to achieve continuous alignment of their security frameworks with their digital realities, across all asset type ...

Senior Software Engineer – Backend (Java, Python, Node.js)

Job Title Senior Software Engineer – Backend (Java, Python, Node.js) Location 100% Remote, Canada Experience 7 to 10 Years Rate $70 to $80 CAD PH Role Summary NearSource is seeking a Senior Software Engineer specializing in b ...

Senior Java Backend Engineer

Exciting opportunity for a Senior Java Backend Engineer specializing in Spring Boot in Toronto. You will engage in Java/J2EE development with a strong focus on CI/CD processes.This role requires over 5 years of development expertise, particularly in Java technologies and microservices. You will collaborate o ...

Staff Backend Software Engineer (Java/Scala)

Remote, CanadaLookout, Inc. is a globally recognized cybersecurity leader delivering advanced protection for the most vulnerable element of any enterprise security strategy — human error and manipulation. Cloud-native by design, the Lookout platform offers rapid, scalable deployment and simplified secu ...

Staff Backend Software Engineer (Java/Scala)

Remote, Canada Lookout, Inc. is a globally recognized cybersecurity leader delivering advanced protection for the most vulnerable element of any enterprise security strategy — human error and manipulation. Cloud-native by design, the Lookout platform offers rapid, scalable deployment and s ...

Software Engineer II Backend Development

Accelerate your career with Affirm as a Backend Software Engineer II, focusing on system design in a remote work environment. Leverage your Python or Kotlin proficiency to create scalable solutions.As a Software Engineer II, you will bring your background in backend development to Affirm, where you will desi ...

Software Engineer II Backend Development

Accelerate your career with Affirm as a Backend Software Engineer II, focusing on system design in a remote work environment. Leverage your Python or Kotlin proficiency to create scalable solutions. As a Software Engineer II, you will bring your background in backend development to Affirm, where you ...

Backend Engineer(Java)

OverviewWe are looking for a detail-oriented, hands-on, results-driven individual with proven communication skills and a strong work ethic to work in a challenging, fast-paced, energetic environment with responsibilities that include proven software development skills focused on micro services architec ...

Backend Engineer(Java)

Overview We are looking for a detail-oriented, hands-on, results-driven individual with proven communication skills and a strong work ethic to work in a challenging, fast-paced, energetic environment with responsibilities that include proven software development skills focused on micro services ar ...

Backend Engineer(Java)

Overview We are looking for a detail-oriented, hands-on, results-driven individual with proven communication skills and a strong work ethic to work in a challenging, fast-paced, energetic environment with responsibilities that include proven software development skills focused on micro services ar ...

Senior Backend Engineer in Java

Take your backend expertise to the next level as a Senior Java Engineer, architecting large-scale distributed web applications. You'll oversee end-to-end architecture while guiding the team in technical design.We are looking for a qualified individual contributing Senior Backend Engineer with a strong ...

Senior Backend Engineer in Java

Take your backend expertise to the next level as a Senior Java Engineer, architecting large-scale distributed web applications. You'll oversee end-to-end architecture while guiding the team in technical design.We are looking for a qualified individual contributing Senior Backend Engineer with a strong Java b ...

Senior Java Backend Engineer Toronto

Join the Global Fixed Income Trade Processing Team as a Senior Java Backend Engineer in Toronto, Canada. Develop complex, large-scale systems while leveraging your expertise in Fixed Income products.The ideal candidate will possess over four years of experience in Java backend development and a strong backgr ...

Senior Java Backend Engineer Toronto

Join the Global Fixed Income Trade Processing Team as a Senior Java Backend Engineer in Toronto, Canada. Develop complex, large-scale systems while leveraging your expertise in Fixed Income products.The ideal candidate will possess over four years of experience in Java backend development and a strong ...

Senior Backend Java Engineer Remote

Elevate your career as a Senior Backend Java Engineer with FairPlay Sports Media, focusing on scalable backend services from Ontario, Canada. Engage in impactful work with sports data ingestion and processing across multiple platforms.As a key member of the Sports Data team, you will design and build b ...

Senior Backend Engineer in Java

Take your backend expertise to the next level as a Senior Java Engineer, architecting large-scale distributed web applications. You'll oversee end-to-end architecture while guiding the team in technical design. We are looking for a qualified individual contributing Senior Backend Engineer with a str ...

Senior Java Backend Engineer Toronto

Join the Global Fixed Income Trade Processing Team as a Senior Java Backend Engineer in Toronto, Canada. Develop complex, large-scale systems while leveraging your expertise in Fixed Income products. The ideal candidate will possess over four years of experience in Java backend development and a str ...

Senior Backend Java Engineer Remote

Elevate your career as a Senior Backend Java Engineer with FairPlay Sports Media, focusing on scalable backend services from Ontario, Canada. Engage in impactful work with sports data ingestion and processing across multiple platforms. As a key member of the Sports Data team, you will design and bui ...

Senior Software Engineer, Backend

Senior Software Engineer, Backend Toronto, Canada Apply Who We Are At Justworks, you’ll enjoy a welcoming and casual environment, great benefits, wellness program offerings, company retreats, and the ability to interact with and learn from leaders in the startup community. We work ...

Senior Software Engineer, Backend

Who We Are At Justworks, you’ll enjoy a welcoming and casual environment, great benefits, wellness program offerings, company retreats, and the ability to interact with and learn from leaders in the startup community. We work hard and care about our most prized asset - our people.We’re helping business ...

Senior Software Engineer, Backend

Boldly built for every fandom, Tubi is a free streaming service that entertains over 100 million monthly active users. Tubi offers the world's largest collection of Hollywood movies and TV shows, thousands of creator‑led stories and hundreds of Tubi Originals made for the most passionate fans. Headquartere ...

Senior Software Engineer, Backend

Boldly built for every fandom, Tubi is a free streaming service that entertains over 100 million monthly active users. Tubi offers the world's largest collection of Hollywood movies and TV shows, thousands of creator‑led stories and hundreds of Tubi Originals made for the most passionate fans. Headquartere ...

Senior Software Engineer (Backend)

Job Description Posted Thursday, February 19, 2026 at 5:00 AMWho we are Lipdub AI is revolutionizing AI-powered lip-syncing and voice generation, creating hyper-realistic, seamless audio-visual experiences. We leverage cutting-edge machine learning, deep learning, and real-time inference to bring next- ...

Senior Software Engineer, Backend

About The Role Tubi's Core Experience Backend team is responsible for building the high-performance, secure, and scalable systems that power our business. We have built disaster‑resilient systems to ensure Tubi APIs continue to perform even under extreme traffic conditions. Our team and services have delivered s ...

Senior Backend Software Engineer

About Megaport We’re not your typical tech company – and we don’t want to be. Megaport is the global leader in Network as a Service (NaaS), and has transformed the way businesses connect to the cloud, data centers, and each other. We’re publicly listed on the Australian Stock Exchange and partnered with the bigg ...

Senior Software Engineer, Backend

Boldly built for every fandom, Tubi is a free streaming service that entertains over 100 million monthly active users. Tubi offers the world's largest collection of Hollywood movies and TV shows, thousands of creator‑led stories and hundreds of Tubi Originals made for the most passionate fans. Headquartered in S ...

Senior Software Engineer (Backend)

5700 Yonge St, North York, ON M2N 5M9, Canada Job DescriptionPosted Tuesday, September 30, 2025 at 3:00 AM Questrade Financial Group (QFG), through its companies - Questrade, Inc., Questrade Wealth Management Inc., Community Trust Company, Zolo, and Flexiti Financial Inc., provides securities and forei ...

Senior Software Engineer, Backend

Why Harvey At Harvey, we’re transforming how legal and professional services operate — not incrementally, but end-to-end. By combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise, we’re reshaping how critical knowledge work gets done for decades to come.This is a rare c ...

Senior Software Engineer (Backend)

5700 Yonge St, North York, ON M2N 5M9, Canada Job Description Posted Tuesday, September 30, 2025 at 3:00 AM Questrade Financial Group (QFG), through its companies - Questrade, Inc., Questrade Wealth Management Inc., Community Trust Company, Zolo, and Flexiti Financial Inc., provid ...

Senior Software Engineer, Backend

About us Common Room is thecustomer intelligence platformthat captures every buying signal, giving companies superpowers with AI enrichment and automation to reach the right person with the right context at the right time. Despite an explosion of buyer signals, companies are left struggling w ...

Senior Software Engineer, Backend

About Us Common Room is the customer intelligence platform that captures every buying signal, giving companies superpowers with AI enrichment and automation to reach the right person with the right context at the right time. Despite an explosion of buyer signals, companies are left struggling with siloed point s ...

Senior Software Engineer, Backend

Boldly built for every fandom, Tubi is a free streaming service that entertains over 100 million monthly active users. Tubi offers the world's largest collection of Hollywood movies and TV shows, thousands of creator‑led stories and hundreds of Tubi Originals made for the most passionate fans. Headquartered in S ...

Senior Software Engineer (Backend)

We are seeking a Senior Software Engineer with deep backend and system design expertise to build and scale high-performance, distributed systems. You will play a key role in architecting robust solutions, driving technical decisions, and ensuring our systems are scalable, reliable, and efficient.Key Re ...

Senior Software Engineer (Backend)

5700 Yonge St, North York, ON M2N 5M9, Canada Job Description Posted Tuesday, September 30, 2025 at 3:00 AM Questrade Financial Group (QFG), through its companies - Questrade, Inc., Questrade Wealth Management Inc., Community Trust Company, Zolo, and Flexiti Financial Inc., provid ...

Senior Software Engineer (Backend)

Job Description Posted Thursday, February 19, 2026 at 5:00 AM Who we are Lipdub AI is revolutionizing AI-powered lip-syncing and voice generation, creating hyper-realistic, seamless audio-visual experiences. We leverage cutting-edge machine learning, deep learning, and real-time ...

Senior Software Engineer, Backend

About The Role Tubi's Core Experience Backend team is responsible for building the high-performance, secure, and scalable systems that power our business. We have built disaster‑resilient systems to ensure Tubi APIs continue to perform even under extreme traffic conditions. Our team and services ...

Senior Software Engineer, Backend

Who We Are At Justworks, you’ll enjoy a welcoming and casual environment, great benefits, wellness program offerings, company retreats, and the ability to interact with and learn from leaders in the startup community. We work hard and care about our most prized asset - our people. We’re h ...

Senior Software Engineer, Backend

Boldly built for every fandom, Tubi is a free streaming service that entertains over 100 million monthly active users. Tubi offers the world's largest collection of Hollywood movies and TV shows, thousands of creator‑led stories and hundreds of Tubi Originals made for the most passionate fans. Headquartere ...

Senior Software Engineer, Backend

Boldly built for every fandom, Tubi is a free streaming service that entertains over 100 million monthly active users. Tubi offers the world's largest collection of Hollywood movies and TV shows, thousands of creator‑led stories and hundreds of Tubi Originals made for the most passionate fans. Headquartere ...

Senior Software Engineer (Backend)

We are seeking a Senior Software Engineer with deep backend and system design expertise to build and scale high-performance, distributed systems. You will play a key role in architecting robust solutions, driving technical decisions, and ensuring our systems are scalable, reliable, and efficient. ...

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