java backend engineer jobs in Toronto

Senior Java Software Engineer in Toronto, applying Spring Boot and REST APIs to complex customer-facing platforms at Scotiabank. Use modern technologies daily. This senior engineer role supports large-scale software development and customer-facing platforms. You will work with Java 8, Spring, REST APIs, and system integration methodologies. The team uses...

Build high-throughput streaming systems as a Senior Java Engineer specializing in Apache Flink, working hybrid from downtown Toronto three days weekly. This senior backend engineering role supports the Core Data Platform team in evolving real-time data architecture. You will develop stateful pipelines with Java DataStream and Table/SQL APIs, integrate Apache...

If you do not have Front-Office / Buyside / Investment Software trading experience. Please do not apply.What We Are Looking ForAs a Principal Consultant you will be assessing client needs and utilizing technical expertise to identify solutions which are in alignment with CRD’s current design. Act as subject-matter expert in the analysis, design,...

State Street Corporation seeks a Trading Engineer to join the Charles River IMS implementation team across multiple client locations including Toronto and several US cities. You will lead Java and C# development, design interfaces, and drive technical deliveries in a fast-paced consulting environment. The role requires 5+ years in financial software...

A technology development company in Toronto is seeking a Front-End Developer to write software implementations on Angular and integrate with REST and SOAP back-end services. The ideal candidate has 2-4 years of experience and must possess strong problem-solving and analytical skills. Responsibilities include conceiving software solutions, collaborating with...

A financial technology firm is seeking a Senior Software Engineer skilled in Python and Rust. This role involves engaging with stakeholders, implementing AWS solutions, and designing data models for financial products. The ideal candidate holds a Bachelor's degree in a related field and possesses experience in modern programming languages and databases....

A tech development agency is seeking a .NET Developer to build backend systems and APIs while collaborating with frontend teams. The ideal candidate should have strong experience with .NET and C#, knowledge of RESTful APIs, and database management skills. This position offers remote work options and the opportunity to work on diverse projects across various...

A culture and arts platform is seeking a Mid-Senior Back End Developer in Ottawa to enhance its API for the Amuse platform. Candidates should have experience with Go or equivalent languages, and a knack for data analytics and GIS applications. This fully remote role offers equity, generous vacation, and collaborative team dynamics. Join us to enrich the...

The Opportunity We're at an exciting point: agentic automation is moving from prototype to production, and we need a senior engineer who can own high-impact work end-to-end. You'll turn ambiguous goals into shippable milestones, operate what you build in production, and iterate fast based on real customer feedback — all in a team that moves quickly...

Apex Systems in Toronto, ON, is seeking an expert Full Stack Designer/Developer for a hybrid role with Mondays on-site and a first-Friday on-site requirement. The position focuses on designing, building, and maintaining scalable full-stack applications across frontend and backend, APIs, microservices, and cloud deployments. You'll work closely with...

What we are looking for As a Principal Consultant you will be assessing client needs and utilizing technical expertise to identify solutions which are in alignment with CRD's current design. Act as subject-matter expert in the analysis, design, scheduling, construction and delivery of solutions to meet client expectations. In addition, to simultaneously...

Faire is a technology wholesale platform built on the belief that the future is local. Independent retailers around the globe collectively represent a multi-hundred-billion-dollar wholesale market that has historically been fragmented and offline. At Faire, we're using the power of tech, data, and machine learning to connect this thriving community of...

Quantum Technology Recruiting Inc. is seeking a Backend Software Engineer with strong Rust expertise. You will design and build high-performance backend services for a secure, scalable identity and security platform, working in a hybrid model in Ontario. The role involves developing REST and/or gRPC APIs, collaborating with architecture, frontend, and cloud...

Astra-North Infoteck Inc. in Toronto is seeking a Site Reliability Engineer (SRE) with Java, Spring Boot, REST APIs, and a passion for automation to strengthen our cloud services. You will automate toil, manage incidents, define SLOs, and build observability pipelines using Prometheus, Grafana, and other modern tools, collaborating across engineering teams...

Off2Class in Toronto, Canada, is seeking a Senior Back-End Developer to strengthen and extend its ESL platform. You will own server-side architecture, APIs, and data processing to support schools, teachers, and learners. You will collaborate with the Lead Developer and TPM to deliver scalable backend features, improve performance, and ensure reliable...

MaintainX, a leading mobile-first work execution platform now part of Autodesk Operations Solutions, is seeking a backend software engineer to design, build, and operate public-facing REST APIs and platform services. You will own reliability, CI/CD, testing, and developer experience, collaborating with product, design, and customers to deliver scalable...

A software development firm in Toronto is seeking a Senior Java Software Engineer responsible for designing and maintaining high-performance applications using Java and Spring Boot. Candidates should have over 8 years of experience with strong skills in RESTful APIs, SQL databases, and cloud platforms. This role involves collaborating with cross-functional...

Explore innovative AI solutions as a Senior Software Engineer at Cresta, focusing on backend system integrations. Collaborate to create world-class customer experiences through technology. Cresta is on the lookout for a Senior Software Engineer to work on its Core Platform, supporting critical backend integrations for enterprise clients. This role combines...

We’re looking for Senior Backend Engineers to work on both Product and Product Platform based teams. Product focused Engineers work at the intersection of product and infrastructure to solve key business problems with elegant technical solutions. We expect Senior Engineers to be able to own projects end-to-end and mentor their junior and mid level peers....

Lead Python backend development for ACV’s VIN Decoder platform, working with AWS, Postgres, GCP BigQuery, and Redis. Standard Eastern Time hours support collaboration. This Senior Software Developer role sits within Platform Engineering and addresses complex data engineering challenges. You will shape architecture, build services, and support reliable...