senior java backend developer jobs in Toronto

A leading tech company in Toronto is seeking a Java Backend Developer with 8+ years of experience. The role focuses on designing Java/Java EE solutions, developing Microservices and REST APIs, and utilizing technologies like Spring and SQL. Ideal candidates will have a solid understanding of integration patterns, Linux commands, and DevOps technologies. This...

The Reference Data team, part of the broader Trade Data organization within the Brokerage Platform at Robinhood, serves as the source of truth for diverse asset classes—including equities, options, crypto, event contracts, and tokenized stocksOur core systems, Quiver and Arsenal, interface with external providers such as Bloomberg, Alpaca, Kalshi, and...

Build backend systems in Waterloo, Ontario, with REST APIs, microservices, and event-driven architecture in a hybrid environment. Apply modern frameworks and languages to deliver reliable software.This backend developer role requires eight years of experience, including five or more years in backend development. You will work with SOAP, REST APIs,...

As a Staff Software Developer on the Monetization team, you’ll lead technical initiatives and take significant ownership over service architecture, product API development, and data modeling. You’ll design and iterate at startup speed, working with modern Java, MySQL, DynamoDB, gRPC, GraphQL, Kafka, and microservices architecture. In this role, you’ll...

Movable Ink scales content personalization for marketers through data-activated content generation and AI decisioning. The world's most innovative brands rely on Movable Ink to maximize revenue, simplify workflow and boost marketing agility. Headquartered in New York City with close to 600 employees, Movable Ink serves its global client base with operations...

Goodfood (TSX: FOOD) is a leading digitally native meal solutions brand in Canada, delivering fresh meals and add-ons that make it easy for customers from across Canada to enjoy delicious meals at home every day. The Goodfood team is building Canada's most loved millennial food brand, with the mission to create experiences that spark joy and help our...

- Own Shopify Plus architecture, custom applications, integrations, APIs, and webhooks. - Assess the existing platform and identify technical debt, scalability risks, performance issues, and optimization opportunities. - Develop and maintain a technical roadmap aligned with business growth and operational efficiency. - Design and manage integrations with...

Elevate production scheduling systems at HelloFresh as a Senior Backend Developer. This role focuses on backend architecture using Python and FastAPI to optimize meal production workflows. The Production Scheduling Technology team is looking for a skilled backend engineer to enhance their automated planning systems. You will work with a modern tech stack,...

Join us in building the future of finance. Our mission is to democratize finance for all. An estimated $124 trillion of assets will be inherited by younger generations in the next two decades. The largest transfer of wealth in human history. If you’re ready to be at the epicenter of this historic cultural and financial shift, keep reading. About the team +...

Build scalable backend services and APIs for Leap Tools’ business-critical ERP applications. Work remotely across technologies while owning complex technical initiatives.As a Senior Software Developer, you will develop reliable services, data models, and user-facing functionality for flooring retailers’ daily operations. You will collaborate with Product...

Build Python backend services and APIs as a Senior Software Developer in Toronto, using FastAPI and SQL within a hybrid schedule.Working in DNV’s Data & AI Engineering section, you will design, develop, test, and maintain scalable platform capabilities. The role combines API development, data modeling, cloud-native technologies, and backend engineering....

Job Type: Temporary ContractWork Model: HybridReference code: 135804Primary Location: Toronto, ONAll Available Locations: Toronto, ON Our Purpose At Deloitte, our Purpose is to make an impact that matters. We exist to inspire and help our people, organizations, communities, and countries to thrive by building a better future. Our work underpins a...

Advance your career as a Senior Developer specializing in Java and C programming, with a focus on web services and user satisfaction. Effective communication is key to this role. We are seeking a seasoned developer with a minimum of 5+ years of experience and a bachelor’s degree in Computer Science or a related field. Strong experience in Java, C, and...

Localcoin, founded in 2017 with headquarters in Toronto, is on a mission to simplify the process and experience of buying or selling digital currencies globally. We envision bringing digital currency to the mainstream financial market through partnerships with leading corporate and franchised retail spaces. With terminals across Canada, Poland and the APAC...

Senior Java development in Toronto, ON, centers on Spring Boot, scalable microservices, and clean code. Build applications that support products at Triunity Software.Triunity Software seeks a Senior Java Developer to design and maintain Java applications and microservices. The work includes Spring frameworks, RESTful APIs, cloud platforms, databases, Docker,...

We areAt Synechron, we believe in the power of digital to transform businesses for the better. Our global consulting firm combines creativity and innovative technology to deliver industry-leading digital solutions. Synechron’s progressive technologies and optimization strategies span end-to-end Artificial Intelligence, Consulting, Digital, Cloud & DevOps,...

Associate Business Partner - Senior Talent Acquisition - IT Financial Services at Iris Software Iris's client, one of the world's largest multinational Investment banking and financial services corporations, is looking to hire a Java API developer for a long-term opportunity. Work Location: Toronto, ON (Hybrid Onsite – 4 days a week) Seniority level:...

Our Toronto based client is looking for a Senior Software Developer – Java Kafka GCP to join their growing team. Work Model: Hybrid – 3 days/week in office Hours: 37.5 hours/week 12 month contract Are you a hands-on Java engineer who loves building high-performance, scalable technology that actually matters? We’re looking for a Senior Software...

Who We AreTeranet is Canada’s leader in the delivery and transformation of statutory registry services with extensive expertise in land and commercial registries. We also market insightful property and data solutions, as well as practice management automation to thousands of customers in the real estate, financial services, government, utilities, and legal...

The best candidate is a full-stack Java developer with strong experience building and deploying microservices, ideally with hands‑on expertise using Kubernetes for container orchestration on GCP. Contract Duration: 4 months with high likelihood of extension. Business Group: COAT – Contact Centre Technology – managing the bank’s voice applications and...