backend java developer jobs in Toronto

Join Tech Parlee in Toronto as a Software Engineer and leverage your Java skills. This role empowers you to contribute to cutting-edge software solutions in a collaborative team environment. In this position, you will work under the Development Team Lead, collaborating with Product Owners and Architects to translate requirements into effective software...

Java application development and testing define this full-time opportunity in Toronto. Apply Spring, Hibernate, and database expertise to large-scale systems. As an Associate Director or Lead Developer, you will design, code, test, and maintain Java-based applications. The work includes APIs, business logic, datasets, application analysis, and technology...

We are seeking talented, resourceful, and delivery-focused software developers to join our global engineering team. These roles contribute to Java-based applications used by demanding customers across the financial securities industry, with a focus on building reliable, scalable, cloud-ready solutions. You will work with a collaborative development team...

Senior Java Developer (with LLM expertise) Full-time Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small players, we stay at the...

Build enterprise applications with Java, Spring Boot, and React in a hybrid Senior Full Stack Developer role based in downtown Toronto. Design secure, scalable solutions across front-end and back-end environments. Miratech seeks a senior engineer with seven-plus years of software development experience, including significant full stack development. You will...

Build Core Java software for Nasdaq’s trading infrastructure in Toronto, supporting live US exchange operations and Ocean systems beyond regular business hours. As a Software Developer reporting to the AVP of Software Development, you will design and support secure tokenized trading solutions. The work spans development, testing, deployment, monitoring,...

Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small players, we stay at the leading edge of technology, remain nimble even as a...

Design scalable Java and Spring Boot services from the Greater Toronto Area, working primarily remotely with on-site collaboration as required. Build backend solutions for complex enterprise workflows. This full-time, two-month contract supports an application modernization initiative in transportation and logistics. As a Senior Java Developer, you will...

Job Title: Sr. Java Developer – Capital MarketsJob ID: 2024-12749Job Location: Toronto, ON or London, ON (Hybrid – 2 days/week onsite)Job Travel Location(s):# Positions: 5Employment Type: W2Duration:Long Term# of Layers:0Work Eligibility:All Work Authorizations are Permitted – No Visa TransfersKey Technology:JavaJob Responsibilities:Ensure data quality...

A leading software company is looking for a Senior Java Developer to ensure data quality and optimize data pipelines. The role requires at least 10 years of hands-on experience with Java and related technologies, such as SQL, Spring, and Cassandra. You will work in a hybrid environment in Toronto or London and collaborate with Agile teams to deliver scalable...

Design scalable Java and Spring Boot services from the Greater Toronto Area, working primarily remotely with on-site collaboration as required. Build backend solutions for complex enterprise workflows. This full-time, two-month contract supports an application modernization initiative in transportation and logistics. As a Senior Java Developer, you will...

Build complex applications with Java and Microsoft Azure as a Senior Software Developer working 100% onsite in Toronto five days weekly. Lead cloud-native microservices, APIs, and enterprise delivery for Ontario. The Government Services Integration Cluster seeks an experienced senior developer for the Government of Ontario. You will design, develop,...

Toronto-based Senior Full Stack Software Developer work spans Java, REST APIs, and enterprise platform services across multiple application layers. This senior developer designs, develops, integrates, tests, deploys, and maintains secure platform capabilities. The work covers frontend, backend, APIs, workflows, integrations, and data access. You will...

Senior Full Stack Developer (Java / Angular) is sought for a 100% onsite contract with the Ontario public service. The role focuses on modernizing operational reporting by migrating WebFOCUS to a new Azure-hosted portal and delivering secure REST APIs. Lead UI and backend development, ensure accessibility, and align with OPS architecture and security...

RBC is seeking a Senior API Developer to build robust, scalable REST/GraphQL APIs for commercial clients. You will design, develop, and maintain APIs, collaborating with product, architecture, and infrastructure teams to ensure security, performance, and reliability. Ideal candidates have 5+ years of software development experience with at least 4 years in...

Description Responsibilities: Technical Leadership Provide technical leadership, guidance, and mentorship to developers and technical team members. Lead by example as a hands‑on contributor while enabling team success and delivery excellence. Perform code reviews and establish development standards, security controls, and best practices. Create an...

Job Role: Software Developer – Senior (Dynamics 365 CRM and Java/React) Location : Toronto, ON/Onsite Position Type : Contract Role Start Date 2026-09-21 End Date 2027-03-31 5 days Onsite in a week Ideal Candidate Rate: CAD 90-95/Hr (Depending on the experience) Must have these technical skills: Node.js/Next.js/React, Java, Power Platform/Dynamics Must...

A leading tech company is seeking a Senior Java Developer in Toronto, ON. This hybrid role requires strong Java expertise and experience in financial institutions. Responsibilities include maintaining high-quality code, implementing security practices, and collaborating on development solutions. Candidates should have a robust background in microservices and...

Description Responsibilities: Technical Leadership - Provide technical leadership, guidance, and mentorship to developers and technical team members. - Lead by example as a hands‑on contributor while enabling team success and delivery excellence. - Perform code reviews and establish development standards, security controls, and best practices. -...

Cohere is looking for a Backend Engineer to specialize in optimizing model inference systems. In this remote-first role, you will create low-latency serving infrastructure for advanced backend services. Candidates for this position must have over five years of backend engineering experience and strong programming skills in Go, Rust, or C++. You'll work on...