154,563+ Senior Fullstack Software Developer Pythonreact Jobs in Toronto, Canada — Local Employers Hiring June 2026

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Senior MEAN Stack Developer in Toronto

Elevate your career as a Senior MEAN Stack Developer at our Toronto office with a hybrid work model. Focus on backend services and Java microservices for Wealth Management initiatives. We are seeking a highly skilled MEAN Stack Developer with over six years of backend development experience. You will work on Jav ...

Senior iOS Developer at Interac (Toronto)

Elevate your iOS expertise with Interac as a Senior Software Developer, specializing in Swift and SwiftUI. Drive innovation in secure digital payments within a hybrid work model. Interac is seeking an experienced Senior iOS Developer to enhance their digital ecosystem through advanced mobile applica ...

Senior React UI Developer at Citi

Join Citi as a Senior React UI Developer, where your expertise in .NET and design will play a vital role in shaping user experiences. This role offers the flexibility of hybrid work arrangements.In this critical role, you will spearhead the development of high-quality user interfaces that define Citi's ...

Senior Backend Developer TypeScript Focus (Toronto)

Join Tata Consultancy Services in Toronto as a Senior Backend Developer focusing on TypeScript and microservices. Bring your deep expertise and leadership skills to a diverse workplace. This role at TCS emphasizes your extensive knowledge in TypeScript and cutting-edge backend architecture. As a senior developer ...

Senior Data Developer Role at Autodesk

Transform data engineering processes at Autodesk as a Senior Data Developer focused on analytics and insights. Develop innovative data pipelines in a collaborative, hybrid team environment.The successful candidate in the PSET team will design and automate ELT/ETL data pipelines, enhancing our data architectu ...

Senior Data Developer Role at Autodesk

Transform data engineering processes at Autodesk as a Senior Data Developer focused on analytics and insights. Develop innovative data pipelines in a collaborative, hybrid team environment.The successful candidate in the PSET team will design and automate ELT/ETL data pipelines, enhancing our data architectu ...

Senior Machine Learning Developer, Advertiser Growth

At Unity, we are building a world‑class ad‑tech ecosystem that connects billions of users with the creators and experiences they love. The Advertiser Growth team is the engine of this mission, ensuring that as our marketplace expands, advertisers have the intelligent tools, robust infrastructure, and rigor ...

Senior Data Developer Role at Autodesk

Transform data engineering processes at Autodesk as a Senior Data Developer focused on analytics and insights. Develop innovative data pipelines in a collaborative, hybrid team environment.The successful candidate in the PSET team will design and automate ELT/ETL data pipelines, enhancing our data arch ...

(Senior Salesforce Developer) Digital Solutions Manager

Job Title: Senior Salesforce Developer – Digital Solutions Manager S) Who We Are: Hyundai Capital Canada (HCCA) is the Canadian captive finance business for Hyundai Motor Group. We operate under the service brands Hyundai Motor Finance, Kia Motors Finance, and Genesis Finance. Thro ...

Senior API Developer with GCP Focus

Take the next step as a Senior API Developer with Client Engineering in Scarborough. This hybrid position centers around API and cloud migration using your GCP expertise.In this role, you will lead the migration of existing Azure and PCF applications to the Google Cloud over six months. Your contributions to ...

Senior Full Stack Web Application Developer

About the company Since the 1940s the company has provided specialist financial services to alternative investment funds, investors, multinationals and private clients worldwide. With over 6,000 employees in 45 countries, we pioneer innovative solutions that meet our clients’ evolving needs and d ...

Senior Developer with Azure Expertise, Hybrid

Drive innovation as a Senior Developer with a focus on investments in a hybrid role based in Toronto. Harness your extensive experience in Azure, C#, and Python to create impactful software solutions.As part of the Product Engineering team, you will bring 5-10 years of robust development experience to bear o ...

Senior Java Integration Developer (REST APIs)

Shape the future of backend integration solutions within the insurance industry. This hybrid opportunity offers the chance to work on impactful initiatives involving REST APIs, system integrations, data transformation, and scalable backend services. Collaborate on projects that connect modern technologies ...

Senior Developer for Big Data Solutions

Advance your skills as a Senior Developer in Big Data solutions with Canada’s largest technology services provider in Downtown Toronto. This hybrid role requires expertise in high-performance applications.You will architect shared applications and frameworks, focusing on multithreaded development with a secu ...

Senior iOS Developer at Interac (Toronto)

Elevate your iOS expertise with Interac as a Senior Software Developer, specializing in Swift and SwiftUI. Drive innovation in secure digital payments within a hybrid work model. Interac is seeking an experienced Senior iOS Developer to enhance their digital ecosystem through advanced mobile applications. This r ...

Expert Kotlin Android Developer Senior Role

Drive the future of mobile applications as a Senior Android Developer, utilizing your expertise in Kotlin and analytics tools to develop high-performance apps. This role demands innovative thinking and collaboration.We are in search of a skilled Senior Android Developer to join our dynamic team. With 7+ year ...

Senior AI Developer at Stantec (Toronto)

Elevate your career as a Senior AI Developer with Stantec, specializing in Generative AI solutions. Design and implement cutting‑edge AI technologies within a collaborative environment. At Stantec, this role focuses on developing scalable and secure AI systems in the Digital Center of Excellence. Yo ...

Senior Cloud Developer for Banking Solutions

Elevate your career with a Senior Cloud Native Developer role in Toronto’s banking sector. Engage in cloud-first strategies with a hybrid work model while solving complex integration challenges.This opportunity is tailored for a hands-on engineer with a decade of robust software development experience. You w ...

Senior IIB / IBM ACE Developer Role

Join Cogency Inc. as a Senior IIB / IBM ACE Developer in Toronto, ON (Hybrid - 3 Days Onsite). Leverage your expertise in integration solutions to design and develop within a complex environment.Cogency Inc. seeks a skilled developer with 7+ years of experience in IBM Integration Bus (IIB), WebSphere Message ...

Senior Generative Ai Developer Role Toronto

Advance your expertise with Stantec as a Senior Generative AI Developer. Shape the future of AI technologies through the design and deployment of state‑of‑the‑art systems. This role emphasizes crafting scalable and secure AI solutions within Stantec’s Digital Center of Excellence. You will collabora ...

Senior Full Stack Developer at Konrad

Join the innovative team at Konrad as a Senior Full Stack Developer. Work on cutting-edge web applications built with Java and Spring Boot in a collaborative culture.This position is ideal for developers with over 3 years of experience in web application delivery and strong Java skills. You will contribute t ...

Senior Cloud Developer, Preconstruction (Remote Canada)

A leading software company in Canada is seeking a talented senior software developer proficient in cloud web services. You will develop and maintain high-quality cloud applications while collaborating with an agile team to enhance efficiency in the construction industry. The ideal candidate has 8+ years of exper ...

Senior API Developer REST & Integration Expert

A technology firm in Toronto is seeking a Senior Software Developer to design and implement REST APIs in a complex enterprise environment. The ideal candidate has over 5 years of experience in API development and integration, strong skills in platforms like IBM API Connect and a solid understanding of microservi ...

Senior Developer for KEV Financial Systems

Elevate K–12 financial management at KEV as a Senior Developer. Create scalable SaaS solutions that empower schools by enhancing transaction reliability and visibility.At KEV, you will play a pivotal role in developing our financial software that serves over 1 million users. This position involves designing ...

Senior Android Developer Toronto Hybrid Role

Join a leading team as a Senior Android Developer in a hybrid work setting based in Downtown Toronto. Focus on innovative solutions to challenging mobile application problems with agile methodologies.In this role, you will be responsible for coding, testing, and refining Android applications while util ...

SQL Database Developer (Intermediate to Senior)

About Us Since its inception, TAO Solutions has established itself as a boutique software provider specializing in the design and delivery of advanced securitization and structured finance technologies. The company’s mission is to be the global leader in proven, niche solutions that bring transpa ...

Senior Developer for AEC Cloud Services

Become a pivotal part of Autodesk's AEC team as a Senior Software Developer! You'll drive the development of cloud-based services that empower industry professionals to leverage data effectively.In this dynamic role, your expertise in cloud architecture will shape solutions that enhance project execution in ...

Autodesk Senior ML Quality Assurance Developer

Join Autodesk as a Senior Machine Learning Quality Assurance Developer in Toronto, Canada, to innovate machine learning quality standards. Collaborate with various teams on robust test strategies.In this pivotal role within the Research Enablement team, you will leverage your 7+ years of experience in softwa ...

Senior Full Stack Developer at UST

Transform the tech landscape with UST as a Senior Lead Full Stack Developer, shaping cloud ecosystems while mentoring peers in Ontario. Your expertise will blaze the trail for innovative solutions.This role places you at the forefront of application engineering, overseeing both development and architecture t ...

Senior Backend Developer at Kepler Communications

Join Kepler Communications as a Senior Backend Developer and contribute to pioneering space connectivity technologies. Leverage your backend systems expertise to shape the future of satellite communications.In this role, you'll work as a Staff Software Developer to enhance Kepler’s backend architecture and s ...

Loblaw Digital Senior Machine Learning Developer

Advance your career as a Senior Machine Learning Engineer at Loblaw Digital, located in Downtown Toronto. Innovate by developing cutting-edge AI applications that enhance online shopping experiences.In this full-time role, you’ll focus on the development, testing, and deployment of AI systems while leveragin ...

Senior Python Developer for Banking Security

Drive innovation in cybersecurity as a Senior Python Developer based in Toronto. Use your extensive 8+ years of experience to support automated solutions in the banking industry.This contract position focuses on developing strategies to improve efficiency and minimize risk through automation. You will also p ...

Senior Front End Web Developer, GBSG

Senior Front End Web Developer, GBSG Category: Software Engineering. Location: Toronto, Canada. Job ID: 21792. Company Overview Intuit is the global financial technology platform that powers prosperity for the people and communities we serve. With approximately 100 million custo ...

Senior Backend Developer for AI Systems

Meltwater is hiring a Senior Backend Engineer to drive the development of the GenAI Lens platform. Your primary focus will be on MongoDB design and creating scalable data processing pipelines.In this role, you will manage backend services through every lifecycle phase, emphasizing strong observability and re ...

Senior Python Developer at Spruce InfoTech

Explore a dynamic role at Spruce InfoTech as a Senior Python Developer, driving innovative tech solutions from locations like Calgary or the Greater Toronto Area. Make your mark in enterprise development.Spruce InfoTech, known for its effective IT solutions, is in search of a Senior Python Developer with 6-8 ...

Senior Oracle Developer in Hybrid Setup

Join us as a Senior Oracle Developer, where your skill set in PL/SQL and database performance will shine in a hybrid work environment. Drive application development and optimization initiatives efficiently.This role offers a blend of in-office and remote work, enhancing your work-life balance. You will ...

Senior Backend Developer for AI Systems

Meltwater is hiring a Senior Backend Engineer to drive the development of the GenAI Lens platform. Your primary focus will be on MongoDB design and creating scalable data processing pipelines.In this role, you will manage backend services through every lifecycle phase, emphasizing strong observability and re ...

Senior .NET & Azure Developer — Hybrid Toronto

A leading tech company in Toronto is seeking a Senior Software Developer for a hybrid role involving 3 days in-office work. The ideal candidate will have over 10 years of experience in building and maintaining secure and scalable web and desktop applications using Azure Cloud and MS .NET technologies. Previous e ...

Senior Business Intelligence Developer in Toronto

Step into a Senior Business Intelligence Developer role in Toronto, leveraging Oracle APEX for innovative app development. This position offers a hybrid work environment starting with 3 days onsite. As a senior developer, you’ll design, develop, and implement sophisticated web applications using Oracle APE ...

Senior Developer Front end at Nelson

Contribute to innovative web solutions at Nelson as a Senior Developer specializing in Front-end technologies. Work on-site primarily, utilizing your expertise in React and web accessibility.This full-time position reports to the Team Lead and involves creating and enhancing web applications in both customer ...

Bridgenext Senior Full Stack Python Developer

Join Bridgenext as a Senior Python Full Stack Engineer focused on creating AI automation solutions within Azure. Leverage your FastAPI knowledge and front-end skills in a hybrid context.You'll be at the forefront of developing prompt-driven UIs and backend services to enhance data workflows. This senior posi ...

Senior AWS QuickSight BI Developer (Tableau)

AWS Quick Sight Dashboard Specialist Location: Toronto, ON - Hybrid (2-3 Days WFO) Only 10+ years experienced candidates required. Key Skills and Experience 3-5 years of Tableau experience. 7-9 years of QuickSight experience. Experience with AWS ...

Senior ML Application Developer in Toronto

Step up as a Senior Machine Learning Application Developer in Toronto, where you will spearhead advanced AI solutions for cybersecurity. Utilize ML to proactively manage digital threats.You will operationalize machine learning frameworks in collaboration with the SIAI team, optimizing tools like Kubernetes a ...

Senior Back End Developer in Toronto

Elevate your career as a Senior Software Developer specializing in Back End solutions. Work onsite in Toronto or Kingston for an extensive contract with a blend of Azure and DevOps expertise.We are seeking two seasoned professionals with a minimum of 8 years of experience in cloud application development. Ca ...

Senior iOS Developer for Restaurant Platforms

Transform mobile app experiences as a Senior iOS Developer, ensuring quality code for restaurant management systems. Engage in feature ownership that supports over 15,000 establishments and enhances user satisfaction.This role entails managing feature development from inception to launch, including high-leve ...

Senior Full Stack Developer React | NodeJS

Senior Full Stack Developer - React | NodeJS Responsibilities Build scalable, reliable, resilient, secure systems that are builtopen sourcewith cloud firstarchitecture. Implement responsible weband/or mobile design principlesusing the latest technologies. Work ...

Senior Salesforce & Vlocity Developer (Secure, Agile)

A technology solutions provider is seeking a Senior Software Developer to join their team in Toronto, Ontario. The ideal candidate will have over 10 years of experience in software development, specifically with the Vlocity platform and Salesforce. Responsibilities include ensuring accessibility standards, maint ...

Senior Salesforce Developer & Systems Engineer – Hybrid

A leading Canadian financial services co-operative is seeking a Senior Systems Developer - Salesforce to develop system-based solutions and deliver innovative digital services. The ideal candidate should have over 7 years of Salesforce development experience, pertinent certifications, and a commitment to improvi ...

Senior Front End Web Developer, GBSG

Overview We are seeking a Senior Front End Web Developer specializing in React to join our Global Business Solutions Group (GBSG) Marketing team. You’ll be focused on delivering high-quality web components and widgets for our platforms, enhancing existing solutions built by platform PD teams, and ...

Senior Crypto Developer in Security Solutions

Excelling as a Crypto Engineer, you will be pivotal in creating secure crypto products that meet rigorous standards. Collaborate closely across teams to develop innovative security capabilities focused on enterprise needs.This senior role emphasizes designing and building technological solutions within the C ...

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