220,076+ Sr Java Engineer React Jobs in Canada — Top Companies Hiring June 2026

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Sr. UI Engineer

Job Description We are Omnissa! The world is evolving fast, and organizations everywhere—from corporations to schools—are under immense pressure to provide flexible, work-from-anywhere solutions. They need IT infrastructure that empowers employees and customers to access applications from any device, on any clou ...

Sr. Performance Engineer

At Canadian Solar, our vision is to make lives better by bringing electricity powered by the sun to millions of people worldwide. As a leading manufacturer of solar panels, inverters, and energy storage solutions, we've been an industry front-runner since our founding in 2001. Our commitment to sustainability is ...

Sr. Software Engineer

Job Description We are Omnissa! The world is evolving fast, and organizations everywhere—from corporations to schools—are under immense pressure to provide flexible, work-from-anywhere solutions. They need IT infrastructure that empowers employees and customers to access applications from any device, on any clou ...

Sr. Technical Engineer

We are currently requesting resumes for the following position : Sr. Technical Engineer Resume Due Date : Monday, January 13th, 2025 (5:00PM EST) Job ID:24-140 Number of Vacancies : 2 Level : MP4 Contract Duration : 13 Months Hours of work:40 Hours per week Location : Darlington Energy Comple ...

Sr. Structural Engineer

Overview Title: Sr. Structural EngineerLocation: Oakville, ONEmployment Type: PermanentSalary: $130-145k + BenefitsWe are seeking an experienced Sr. Structural Engineer with bridge experience to join the team of our exclusive client, a leader in Engineering. This hybrid ro ...

Sr Electrical Engineer

OverviewAt Gerdau, we empower our people to grow, thrive, and make a difference—together. With a culture built on trust and teamwork, we offer meaningful work, continuous development, and opportunities to shape your future. We invite you to come work with us, where your contributions are valued, your v ...

Sr. Platform Engineer

We’re a mission- and values-driven company with tremendous dedication to our customers. Our 100% remote team is dedicated to a common goal – to revolutionize healthcare through innovation, collaboration, and commitment to our core values and behaviors.About the Opportunity We are looking for an experie ...

Sr. Proposal Engineer

Fibracast is a specialized membrane technology company focused exclusively on membrane bioreactor (MBR) systems for municipal, industrial, and commercial wastewater treatment. Fibracast designs and supplies immersed MBR membrane solutions for industries, municipalities, and commercial operat ...

Sr. Optical Engineer

Sr. Optical Engineer Do you want your work in optics to change lives? At PulseMedica, we’re pioneering breakthrough imaging and laser technologies to transform ophthalmic care and prevent blindness. While our team is based in Edmonton, Alberta, we welcome applications from exceptional candidates ...

Sr. Integration Engineer

Job Summary The Sr. Integration Engineer plays a major role in the Vertiv digital transformation journey. They will mentor and lead integration engineers for projects, working in a learning culture that encourages teamwork, collaboration, excellence, and diversity. Responsibilities ...

Sr. Mobile Engineer

Senior Mobile Engineer – Simplii Technology Location: Downtown Toronto | Hybrid: 1 to 3 days a week | Hours: 37.5 hrs/week Mon‑Fri 9‑5 | Rate: $120K - $125K | Duration: Full Time (FTE) Role and Responsibilities Play a key role in shaping our React Native engineering capabi ...

Sr. Solutions Engineer

Location: Montreal, QC REQ ID FEQ327R72 We are looking for pre-sales professionals who have a successful track record helping large enterprises become more data-driven. Working with the Enterprise Account Executive (AE), the Sr. Solutions Engineer defines and directs the technical strategy ...

Sr. Solutions Engineer

Location: Montreal, QC REQ ID FEQ327R72 The impact you will have: You work with multiple clients as the main technical voice for Databricks. You lead your customers on a transformational journey, helping them to evaluate and adopt Databricks as part of their strate ...

Sr. Systems Engineer

Veeam is the Data and AI Trust Company, specializing in helping organizations ensure their data and AI are fully understood, secured, and resilient to enable the acceleration of safe AI at scale. As the market leader in both data resilience and data security posture management, Veeam is built for the conve ...

Sr. Performance Engineer

At Canadian Solar, our vision is to make lives better by bringing electricity powered by the sun to millions of people worldwide. As a leading manufacturer of solar panels, inverters, and energy storage solutions, we've been an industry front-runner since our founding in 2001. Our commitment to sustainability is ...

Sr Software Engineer

About this role We’re looking for a software engineer to join us in building the future of business banking and cash management. You’ll work closely with other engineers, product, and design to design, build, and iterate on core products used by businesses every day. You’ll own projects end ...

Sr Platform Engineer

About Us Air-tek is a Canadian-based software company with a powerful suite of unique products that have already achieved a significant share of a huge global market. The product market fit is excellent, and customers are lining up to buy. Although our global customers know us, we intenti ...

Sr. SDET Engineer

Get AI-powered advice on this job and more exclusive features. Direct message the job poster from Iris Software Inc. Helping talents upskill their career journey in IRIS Software, Financial Services (BFSI) | Hiring Java Developers in Ontario Canada Iris's Fortune 100 direct client is lo ...

Sr. Performance Engineer

Sr. Performance Engineer page is loaded## Sr. Performance Engineerremote type: Hybridlocations: Canada - Remotetime type: Full timeposted on: Posted 3 Days Agojob requisition id: At Canadian Solar, our vision is to make lives better by bringing electricity powered by the sun to millions of people worl ...

Sr. Performance Engineer

Senior Performance Controls Engineer – North America At Canadian Solar, our vision is to make lives better by bringing electricity powered by the sun to millions of people worldwide. As a leading manufacturer of solar panels, inverters, and energy storage solutions, we’ve been an industry front‑r ...

Sr. Engineer, Software

About Wolf Advanced Technology At Wolf Advanced Technology (WOLF), we lead in designing rugged, field-deployable solutions that capture, process, encode, and display embedded video for defense and aerospace markets. Our products meet rigorous standards for mission-critical success, serving ...

Sr. Systems Engineer

Who are we? At OSI Maritime Systems, we pride ourselves on delivering world‑class navigation and bridge systems. With decades of experience serving military customers, we remain at the forefront of innovation in the maritime industry. Our collaborative and dynamic environment ensures every ...

SR. Project Engineer

Get AI-powered advice on this job and more exclusive features. Direct message the job poster from Kruger Products | Produits Kruger At Kruger Products we have a shared vision for greatness. We manufacture some of North America’s most popular tissue brands - Cashmere, Purex, Sco ...

Sr. Automation Engineer

The Omnissa Platform is the first AI-driven digital work platform that enables smart, seamless and secure work experiences from anywhere. It uniquely integrates multiple industry-leading solutions including Unified Endpoint Management, Virtual Apps and Desktops, Digital Employee Experience, and Security & Compli ...

Sr. Solutions Engineer

Location: Montreal, QC REQ ID FEQ327R72 We are looking for pre-sales professionals who have a successful track record helping large enterprises become more data-driven. Working with the Enterprise Account Executive (AE), the Sr. Solutions Engineer defines and directs the technical strategy ...

Sr Data Engineer

What is the opportunity? Global Functions Technology (GFT) is part of RBC's Technology and Operations division. GFT's impact is far‑reaching as we collaborate with partners from across the company to deliver innovative and transformative IT solutions. Our clients represent Risk, Finance, HR, CAO, ...

Sr. DevOps Engineer

DescriptionThis position is ideal for a DevOps professional with strong experience in CI/CD, automation, and infrastructure, who is seeking to contribute within a complex and regulated software development environment.As a Senior DevOps Engineer in the Treat Release Team, you will be responsible for supporti ...

Sr Solution Engineer

Tata Consultancy Services (TCS) is an equal opportunity employer, and embraces diversity in race, nationality, ethnicity, gender, age, physical ability, neurodiversity, and sexual orientation, to create a workforce that reflects the societies we operate in. Our continued commitment to Culture and Diversity is re ...

Sr. Production Engineer

About Pinterest Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we’re on a mission to bring everyone the inspiration to create a life they love, and that starts with the p ...

Sr. Integration Engineer

Job Summary The Sr. Integration Engineer plays a major role in the Vertiv digital transformation journey. They will mentor and lead integration engineers for projects, working in a learning culture that encourages teamwork, collaboration, excellence, and diversity. Responsibilities ...

Sr. Mobile Engineer

Senior Mobile Engineer – Simplii Technology Location: Downtown Toronto | Hybrid: 1 to 3 days a week | Hours: 37.5 hrs/week Mon‑Fri 9‑5 | Rate: $120K - $125K | Duration: Full Time (FTE) Role and Responsibilities Play a key role in shaping our React Native engineering capabi ...

Sr. Software Engineer

OUR VISION At EarthDaily Analytics (EDA), we strive to build a more sustainable planet by creating innovative solutions that combine satellite imagery of the Earth, modern software engineering, machine learning, and cloud computing to solve the toughest challenges in agriculture, energy and minin ...

Sr. DevOps Engineer

Department: Research & Development Location: Canada-CHQ-Ontario-Toronto Compensation: $123,300 - $169,500 / year Description This position is ideal for a DevOps professional with strong experience in CI/CD, automation, and infrastructure, who is seeking to contribute withi ...

Sr. DevOps Engineer

DescriptionThis position is ideal for a DevOps professional with strong experience in CI/CD, automation, and infrastructure, who is seeking to contribute within a complex and regulated software development environment.As aSenior DevOps Engineerin the Treat Release Team, you will be responsible for supporting ...

Sr. Cloud Engineer

Position Description In this role, you will lead the development of cloud automation capabilities, which will serve as a baseline for application development teams to improve the developer experience. Design, build and maintain public cloud infrastructure and solutions to support the availabili ...

Sr Software Engineer

05-May-2026 Senior Software Engineer with AI First Canada-Calgary-AB 10952BR Company Summary As the recognized global standard for project-based businesses, Deltek delivers software and information solutions to help organizations achieve their purpose. Our mar ...

Sr. Software Engineer

Who are we? At OSI Maritime Systems, we pride ourselves on delivering world‑class navigation and bridge systems. With decades of experience serving military customers, we remain at the forefront of innovation in the maritime industry. Our collaborative and dynamic environment ensures every team mem ...

Sr Research Engineer

About the Role In this opportunity as a Sr Research Engineer, you will: Develop and Deliver: Applying modern software development practices, you will be involved in the entire software development lifecycle, building, testingand delivering high-quality solutions. Build Sca ...

Sr. OpenShift Engineer

TOR-290fe161-f195-443e-9270-9ea3c e Pay Rate $73 - $91 (hourly estimate) Who Can Apply Candidates must be legally authorized to work in Canada Job Description Join an on‑premises OpenShift Platform Engineering team supporting enterprise‑scal ...

Sr. Engineer, PCB

Overview Ensure world-class quality in electronics and aerospace with WOLF’s industry-leading standards Earn a competitive annual salary of $100,000 - $130,000, negotiable based on skills and experience, with remote work and comprehensive benefits Join WOLF’s inclu ...

Sr. Cloud Engineer

Kanata (North March), Canada | Posted on 02/19/2026 Ready to lay the foundation for a game-changing product? Our client is seeking a skilled and experienced Senior Cloud Engineer to join their recently created development team on a cutting‑edge SaaS solution designed to empower first responders and ...

Sr. Engineer, Mechanical

Application Information In this role, you will: Solve complex technical problems using formal techniques to evaluate systems, equipment, and failures. Ensure that design work is prepared in accordance with Camecos processes, procedures, standards, and regulatory requiremen ...

Sr. DevOps Engineer

About Wyllo Wyllo is a CX-first, end-to-end risk intelligence platform that helps ecommerce merchants manage fraud, policy abuse, and customer experience across the entire commerce lifecycle. By combining identity signals with behavioral intelligence, Wyllo enables merchants to better understand ...

Sr Data Engineer

Job Description Supports the development and maintenance of scalable data stores that supply big data in forms needed for business analysis. Applies experience and seasoned knowledge, skills, and practices to perform a variety of assignments. Responsibilities Design, build ...

Sr Project Engineer

About Collabera: Established in 1991, Collabera is one of the fastest growing end-to-end information technology services and solutions companies globally. As a half a billion dollar IT company, Collabera's client‑centric business model, commitment to service excellence and Global Delivery Model ena ...

Sr. Geotechnical Engineer

Klohn Crippen Berger (KCB) is looking for a Senior Geotechnical Engineer to join our team in Calgary, Alberta and work on a range of mining related projects, typically the design, monitoring and assessment of water and tailings dams. You will have the opportunity to work with an internationally rec ...

Sr. Electrical Engineer

We are currently requesting resumes for the following position : Sr. Electrical Engineer JOB ID: 24-098 Resume Due Date : Friday, August 2nd , 2024 (5:00PM EST) Number of Vacancies : 1 Level </s ...

Sr. Substation Engineer

Join to apply for the Sr. Substation Engineer role at ENTRUST Solutions Group 3 days ago Be among the first 25 applicants Join to apply for the Sr. Substation Engineer role at ENTRUST Solutions Group Get AI-powered ad ...

Sr. Substation Engineer

ENTRUST Canada is currently seeking a Senior Electrical Engineer to join our team in Calgary to support the substation layouts design group. We offer a dynamic work environment with a highly experienced technical team, where you will be offered guidance and hands on training and continuousl ...

Sr QA Engineer

This position is responsible for the design and implementation of tests, debugging and defining corrective actions. The QA Engineer will also review system requirements and track quality assurance metrics (e.g., defect densities and open defect counts). Strategy and Planning Oversee ...

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    Sr Java Engineer React Jobs in Canada Job Search Guide, Trends and Insights