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

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Senior Java Developer Operate

Job Details Job Type: Temporary Contract Work Model: Hybrid Reference code: Primary Location: Toronto, ON All Available Locations: Toronto, ON Summary We are seeking Senior Java Devel ...

Senior Developer, Guidewire Integration

Responsibilities Lead and implement new Guidewire integrations, participating in design discussions and solutioning for target state as well as performing hands‑on development. Modernize legacy integrations via microservices‑based solutions and architecture. Work with bu ...

Senior developer, AI Engineering

Requisition ID: Join a purpose driven winning team, committed to results, in an inclusive and high-performing culture.Is this role right for you? In this role, you will:Act as a technical lead for AI engineering initiatives, owning design decisions for complex, high‑impact AI solut ...

Senior Developer Experience Engineer

Company Overview 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 he ...

Senior CMS Frontend Developer

Are you a passionate and experienced Front-End developer who thrives on taking new initiatives? Are you excited about building user‑centred solutions that drive business success? If so, we have an exciting opportunity for you to join our dynamic team! CMS Front-End Developer This role involves developing , train ...

Senior iOS Developer / Lead

Location Toronto, ON (Hybrid – 2 days onsite)Experience 8–10 years of overall IT experience6–8 years of dedicated iOS development experienceEducation Bachelor’s degree in Computer Science, IT, or a related fieldTop 3 Required SkillsSwift & iOS Frameworks – Strong ...

Senior Guidewire Developer & Configurator

A leading IT consulting firm in Toronto is looking for a Senior Guidewire ClaimCenter Configurator to enhance their application services. The ideal candidate has strong experience with JAVA, SQL, and leadership skills, contributing to both new developments and improving existing applications. This role requires ...

Senior Salesforce Developer Position

Explore a Senior Salesforce Developer role based in Toronto, offering part-time hours with a focus on project commitment. Candidates must have extensive Salesforce experience and dedication.This backfill position is for a Senior Salesforce Developer with 8-10 years of experience. The schedule begins with two ...

Ingenium Migration Senior Developer

Step into a critical role at Mphasis as a Senior Developer specializing in Ingenium migration for life insurance projects. Leverage your extensive experience to drive data conversion success.Mphasis seeks a Senior Developer with 8-10 years of expertise in life insurance and a focus on Ingenium migratio ...

RQ08407 Automation Developer Senior

About the job RQ08407 - Automation Developer - Senior Description of Responsibilities: Identifies opportunities for automation within software processes Designs and executes QA tests using scripts that automatically test functionality. Designs and writes ...

Senior Salesforce Solutions Developer

Transform business operations as a Senior Salesforce Solutions Developer in Toronto, focusing on designing high-performance applications across multiple Salesforce Clouds. Utilize advanced skills in Apex and Lightning for effective delivery.This senior-level position requires expertise in Salesforce de ...

Senior Snowflake Developer (Python)

Themesoft Inc. is a global IT solutions provider and a Woman‑Owned Minority Business Enterprise headquartered in Dallas, TX. With a strong presence across the US, Canada, India, Singapore, and Brazil, we specialize in digital transformation, consulting, and workforce solutions across diverse industries. </ ...

Senior Front End Developer

OverviewJob Title:Senior Front-End Developer Location:Toronto, Canada Job Type:Contract Job Overview:We are looking for a Senior Frontend Developer with experience in building highly scalable UI solutions based on a micro services architecture. You will have the ...

3ID Senior Mobile Developer

3ID - Senior Mobile DeveloperApply by emailing us at with any questions or joining us in ourdiscord channel.About the roleAs a senior mobile developer on the Kubelt engineering team, you will play a critical role in designing and building the ...

Senior Test Automation Developer

Requisition ID: Join a purpose driven winning team, committed to results, in an inclusive and high-performing culture. Contributes to the overall success of Commerce Engineering in Canada ensuring specific individual goals, plans, initiatives are executed / delivered in support of the tea ...

Senior iOS Developer (Toronto)

Senior iOS DeveloperHybrid, Downtown Toronto Duration: 6+ months, up to 2 years contract ResponsibilitiesFeature development in Swift to expand functionality of a mobile banking application. Ensure proper design and architectural patterns are used to allow the app to scale effectively. Partic ...

Senior Data Platform Developer

About Us At Seequent, we help organisations to understand the underground, giving the confidence to make better decisions faster. We build world‑leading technology that is at the forefront of Earth sciences, transforming the way our customers work. Every day we help them develop critical mineral ...

Senior Developer, Guidewire Integration

Job Description As a Senior GW Integration Developer, you will be able to design, develop, and maintain integrations between Guidewire applications and external systems. The ideal candidate will have expertise in Guidewire PolicyCenter and the associated integration frameworks, APIs, and messagin ...

Senior Dotnet Developer toronto

Iris Software is hiring multiple C# developers for one of the top banking clients in Downtown Toronto, ON. Position: C#.Net Developers Location: Toronto, ON (Hybrid) Duration: Multiple Years (open-ended SOW) Required Qualifications BS or MS ...

Senior Java Developer Operate

Job Details Job Type: Temporary Contract Work Model: Hybrid Reference code: Primary Location: Toronto, ON All Available Locations: Toronto, ON Summary We are seeking Senior Java Devel ...

Senior Data Platform Developer

At Seequent, we help organisations to understand the underground, giving the confidence to make better decisions faster. We build world-leading technology that is at the forefront of Earth sciences, transforming the way our customers work. Every day we help them develop critical mineral resources ...

Senior Developer, Integrations (Toronto)

About the Role The Senior Developer, Integrations is part of the Corporate Technology, Innovation & Data department. The role focuses on designing, developing, and delivering enterprise‑grade integration solutions that enable strategic business initiatives across Four Seasons. What You’ll ...

Senior Frontend Developer Creative

Senior Frontend Developer - Creative Toronto, hybrid This role is a 6-month fixed‑term contract. This posting reflects an existing vacancy. JOB PURPOSE This role is part of our Global Studios team. We create emotive yet conversion‑focused ideas, produ ...

Senior IT Java Developer

Job Summary We are seeking a Senior Java Developer / Architect to design, build, and operate scalable, event-driven, cloud-native applications using Apache Kafka, Spring Boot, and Microsoft Azure. The ideal candidate combines strong hands‑on engineering with architectural ownership of distributed ...

Senior Java Microservices Developer

Take on a key role as a Senior Java Developer in Toronto, Ontario, where your Java skills meet cloud technology. Focus on developing microservices and enhancing trade applications in a collaborative team setting.This position involves migrating legacy services to a cloud environment, building applicati ...

Senior Application Security Developer

Position Overview Our team of security experts helps Autodesk design, build, deploy and maintain secure products. We are embedding security in the full spectrum of how we build our products from inception, design, development, testing to how we are running them in the cloud as well as ...

Senior/Staff Python Developer

Senior/Staff Python Developer Role: Full‑time, hybrid role based in Downtown Toronto Level: Senior to Staff (IC) seniority Compensation: $150,000 to $200,000 base CAD (depending on Seniority) Focus: This is a Back‑end focused Product Role <h3 ...

Senior Front End Developer

Senior Front End Developer Join to apply for the Senior Front End Developer role at Levitate At Levitate, we’re on a mission to make a real impact - for our customers, our team, and the world around us. We believe the best work comes from people who are curious, driven, an ...

Senior Developer Java & Microservices

Accelerate your development career as a Senior Developer skilled in Java, Spring Boot, and Microservices in Toronto. This hybrid role emphasizes API development and Agile practices.Ideal candidates will have 6-8 years of proven Java experience, working on scalable backend applications and RESTful APIs. You w ...

Senior Web Infrastructure Developer

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 ...

Senior Developer, Platform Engineering

Select how often (in days) to receive an alert: Requisition ID: Join a purpose driven winning team, committed to results, in an inclusive and high-performing culture. The Senior Platform Engineer will play a critical role within the Enterprise Data & AI Technology organization - o ...

Senior Java Microservices Developer

Take on a key role as a Senior Java Developer in Toronto, Ontario, where your Java skills meet cloud technology. Focus on developing microservices and enhancing trade applications in a collaborative team setting.This position involves migrating legacy services to a cloud environment, building applications wi ...

OpenTable Senior Frontend Developer

Drive transformation in restaurant technology with OpenTable as a Senior Frontend Developer. This hybrid role, starting remote, builds systems for optimizing real-time restaurant activities.In this position, you will deliver scalable solutions for reservations and service workflows within the Front of ...

Senior Developer Java & Microservices

Accelerate your development career as a Senior Developer skilled in Java, Spring Boot, and Microservices in Toronto. This hybrid role emphasizes API development and Agile practices.Ideal candidates will have 6-8 years of proven Java experience, working on scalable backend applications and RESTful APIs. ...

Senior Mobile iOS Developer

Looking to work for an awesome team? You've come to the right place! Our developers are a tight‑knit group helping drive substantial product development as we continue to grow. We value shipping quality code that delivers end‑to‑end functionality and then iterating and improving on that code using feedback ...

IT Applications Developer Senior

IT - Applications Developer - Senior Location:Toronto, ON - Hybrid (3 days a week in office - Monday, Tuesday and Thursday) Pay Rate:$60.31/hr - $71.21/hr Contract Length:6 Months with possibility for extension We are hiring a senior IT Applications Developer for one of our top clie ...

Wealthsimple Senior Frontend Developer

Drive innovation as a Senior Frontend Developer at Wealthsimple, Toronto, specializing in creating intuitive financial onboarding experiences. Focus on meticulous UX in a hybrid work environment.In your role with the Clients & Accounts team, you will architect and enhance onboarding experiences for Wealthsim ...

Senior Salesforce Developer — Remote

A recruiting agency is seeking a Remote Salesforce Developer with at least 5 years of experience. The candidate will be responsible for utilizing Visualforce, Lightning components, and improving system performance through enhancements. Strong knowledge of Salesforce, APEX, SOQL, and communication skills are cruc ...

Senior Java Backend Developer

Java Backend Engineer About the role As a Java Backend Engineer , you will make an impact by designing and developing scalable backend services that power high-performance, customer-facing banking applications. You will be a valued member of an Agile engineering team and collabor ...

Senior Java API developer

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. W ...

Senior Backend Developer (Toronto)

Position Name – Senior Backend Developer Type of hiring – Subcon Location – Montreal, QC or Toronto, ON or Mississauga, ON (Hybrid – 2 days a week) We’re looking for developers who not only write clean code but also understand architectural implications and contribute to building scalable, forward-thinking syste ...

Senior Java Backend Developer

Iris's Fortune 100 direct client is looking for Senior Java Backend Developer. Key Responsibilities: Design and develop robust backend services using Java and Spring Boot framework Implement functional programming concepts (Streams, Lambdas, immutability) to build clean an ...

Senior Java Developer 58042

Duration: 9 months Work Location:- Remote, Onsite, or Hybrid: Hybrid – 2 days onsite, 3 days work form home - Anchor Days (if applicable): flexible - Address: Front Street West Corporate, Toronto, Ontario OR Dundas Street, London, OntarioCANDIDATE PROFILE DETAILS:Deg ...

Senior Developer, Enterprise Applications

Senior Developer, Enterprise Applications – Permanent About Us Founded in 1916, Kohl & Frisch Limited has a solid reputation in the healthcare industry that distinguishes it as the only national, Canadian‑owned and operated wholesale distributor. A family‑owned company, it is one of Canad ...

Senior Developer – Java & Angular

About the role As a Senior Developer – Java & Angular, you will make an impact by designing and delivering scalable, high-performance full-stack applications that power business‑critical solutions. You will be a valued member of the engineering team, collaborating with product owners, desig ...

Senior Consultant ServiceNow Developer

EY offers a global, diverse environment where you can build a career and help create a better working world. Opportunity We are looking for a ServiceNow Senior Consultant to work with a wide range of client stakeholders in the software application development space. The candidate will be ...

RQ08287 Automation Developer Senior

About the job RQ08287 - Automation Developer - Senior Deliverables/Skill Set: Automation Test Developer, Senior Description of Responsibilities Identifies opportunities for automation within software processes Designs and executes QA tests using scripts that auto ...

Senior Developer, Enterprise Applications

Senior Developer, Enterprise Applications – Permanent About UsFounded in 1916, Kohl & Frisch Limited has a solid reputation in the healthcare industry that distinguishes it as the only national, Canadian‑owned and operated wholesale distributor. A family‑owned company, it is one of Canada’s leading nat ...

Senior Cloud DevOps Developer

What is this Opportunity?The Digital Cloud DevOps team at RBC powers the developer platforms and delivery pipelines that bring client-facing journeys to life—every single day. We have moved beyond simply digitizing banking capabilities to driving end-to-end transformation of how clients experience thei ...

Senior Developer, DevOps ESC

Company Name ESC Corporate Services Ltd. Location Toronto, Ontario Status Full-time Permanent Current Vacancy Salary Range The annual salary for this position ranges from $78,500 – $117,500. Exact compensation may vary based on qualification, ...

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