508,532+ Citi Senior Developer Pythonjava Jobs in Canada — Top Companies Hiring June 2026

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Senior Staff Developer, DevOps

What You’ll Do Focus on crafting production-level code that is clean, modular, and thoroughly documented, while strictly adhering to coding standards and best practices. Make AI a natural extension of your engineering practice, proactively exploring and implementing new AI applica ...

Senior Software Developer, Fullstack

Senior Software Developer, Fullstack (Member Experience) Overview Dialogue is the #1 virtual care provider in Canada. By developing our Integrated Health Platform, we provide exceptional online health and wellness programs (primary care, mental health, iCBT, EAP, and wellness) to organi ...

Senior Application Developer Guidewire

Job ID: 10067 Employment Type: Existing Role Working Business Language: English. This role is considered a head‑office role and will be required to communicate with internal stakeholders across Canada where the primary business language utilized is English. < ...

Senior Full Stack Developer

Scribendi is seeking a Senior Full-Stack Engineer to build AI-driven products that empower researchers worldwide. You will work across the full stack to deliver scalable, high-performance applications and help develop agentic AI systems and intelligent collaboration tools that accelerate scientific ...

Senior Full Stack Developer

About Trew Knowledge Trew Knowledge is an award‑winning digital marketing agency focused on delivering world‑class, innovative solutions for some of the world’s largest Brands. As the only Canadian‑based WordPress VIP Gold Agency Partner, we proudly deliver solutions that leverage our innovative ...

Senior Full Stack Developer

Based in York Region, telMAX is a private equity-backed all fibre digital infrastructure platform that provides a 21st century alternative to traditional telecom networks. Recognized for four consecutive years as Canada’s Fastest ISP with an industry-leading net promoter score of over fifty, telMAX is cont ...

Senior Software Developer (Appian)

Senior WF/IDP Developer Permanent Full Time Responsibilities Ensures highest quality solutions using code reviews, technical and performance testing, including providing feedback during code review meetings with Software Developers. Delivery solutions by developi ...

Senior Software Developer XP

Job Description As a Senior Software Developer, you will work across the stack to develop fast, secure, and scalable applications at the center of CNN’s affiliate distribution ecosystem. You will collaborate closely with designers, product partners, editorial teams, and engineering peers to delive ...

Senior AWS Cloud Developer

Infosys Public Services is seeking a Senior AWS Cloud Developer. This position will interface with key stakeholders and apply technical proficiency across different stages of the Software Development Life Cycle including Requirements Elicitation, Application Architecture definition and Design; play an impo ...

Senior Lead Java Developer

We are seeking for a Sr Technology Lead Analyst to join our team; this is a senior role responsible for overseeing the design and implementation of new or enhanced application systems in collaboration with the Technology team. The focus of this position is on leading the analysis, programming, and develo ...

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 Fullstack Software Developer

As a Senior Full-stack Developer , you will play a key role in designing, developing, and maintaining high-quality, scalable, and secure software solutions. You’ll work across the stack, from front-end to back-end, building features that deliver real business value and contribute to the evolution of ...

Senior API & Infrastructure Developer

Advance with Cognitive Systems Corp. as a Senior Backend Developer, specializing in APIs and cloud infrastructure. Help shape the future of smart home solutions for better aging-in-place experiences.In this dynamic role, your strong backend development skills in TypeScript and Python will be crucial for desi ...

Senior Frontend Developer Creative

JOB PURPOSE This role is part of our Global Studios team. We create emotive yet conversion-focused ideas, products and campaigns at scale and speed. Our specialty is hyper-personalised, digital communications that change perceptions, shape new behaviours, and shift market share for our clients. < ...

Senior Machine Learning Developer

Overview This role is eligible for our hybrid work model: Two days in-office. The Search Platform at Priceline powers the search, ranking, and recommendation systems across Priceline’s web, app, and conversational interfaces (like Penny chatbot). You will join our Data Science/ML team to build mac ...

Senior Web Application Developer

At Flynn, it's not just a job, it's a career Flynn Group of Companies, North America’s leading building envelope contractor is looking to hire a Sr. Web Application Developer to work in our beautiful Mississauga location. Relocation assistance provided for top qualified c ...

Senior Software Developer C++

CS Group Canada, a subsidiary of CS Group (part of the Sopra Steria Group), is a leader in the development and certification of safety‑critical systems in the aerospace, electric, and autonomous driving industries. Joining CS Group Canada means taking part in complex, high‑tech projects for some of ...

Senior Java / Cloud Developer

Position Description: We are Canada’s largest independent information technology services firm, and after 45 years, we’re still growing! Join Canada’s largest IT Company as a “Senior Java / Cloud Developer” in our Banking Services Division. Location – Scarborough (Hybrid – 3 to 4 days off ...

Senior Mainframe Application Developer

Job Description Role: Sr. Mainframe Developer Location: Toronto, ON – Hybrid (4 Days WFO) Duration: 12 Months Role Description – Must‑Have Mainframe expert with 10 years hands‑on experience 5 years mainframe applica ...

Senior Java AWS Developer

Responsibilities Manage timelines/deliverables within the team towards the successful delivery of projects. Design software solutions by interacting with portfolio managers, traders, operations staff and peers to understand requirements. Develop solutions that are in line wi ...

Senior Oracle Application Developer

– Please review this posting in detail and self‑assess your eligibility, before applying. Role Senior Oracle Application Developer, Consultant Duration ASAP – March 31, 2027, plus optional extension(s), on this multi-year contract Level of Effort (LoE) < ...

Senior Golang & Java Developer

Golang & Java Developer We are seeking a Senior Golang & Java Developer to join our Client's Banking Project team. This role will involve working on business requirements, small enhancements, and migrating our application to proximity data centres. Role is located in Downtown Toronto on a hybrid b ...

Senior Software Developer (Edmonton)

For over 40 years, C‑FER Technologies has helped our clients transform their business by tackling their most challenging technical problems to improve safety, operational efficiency and environmental performance. C‑FER utilizes our diverse expertise in engineering analysis and large‑scale testing, with a f ...

Senior JDE Software Developer

Come help build the future, where our work makes the world work! Summary Reporting to the Director of Enterprise Applications, the Senior JDE Software Developer will join our technology team. In this role, you’ll work closely with business stakeholders, analysts, and cross-functional te ...

Senior Developer, Guidewire Integration

Senior Developer, Guidewire Integration Toronto, ONT, Canada and 2 more Definity is the parent company to some of Canada’s most long-standing and innovative insurance brands, including Economical Insurance, Sonnet Insurance, Family Insurance Solutions, and Petline Insurance. Our ambition is to be o ...

Senior ServiceNow Discovery Developer

Senior ServiceNow Discovery Developer Location: Toronto, ON Onsite Flexibility: Hybrid 3 days onsite / 2 days remote (subject to hiring manager's discretion) Contract Details Position Type: Contract Contract Duration: 6 months Pay Rate: ...

Senior Python Developer (AWS)

Responsibilities Own timelines and deliverables, proactively managing scope, dependencies, and execution risks Independently design and deliver software solutions by engaging stakeholders and challenging assumptions Build backend services and RESTful APIs aligned to thos ...

Senior Back End Developer

What is the Opportunity? We’re looking for an experienced Java Backend Developer to join our dynamic team. You'll play a crucial role in delivering innovative integration solutions for our Commercial Banking Platforms using cutting‑edge technologies. What will you do? As ...

Senior Machine Learning Developer

Overview As a Senior ML Developer at RBC, you’ll spearhead the operationalization of advanced machine learning (ML), User Behavior Analytics (UBA), and GenAI solutions within the SIAI (Security Insights and AI) team. The role focuses on leveraging ML and Big Data technologies to model and predict ...

Senior Big Data Developer

Position Description: We are Canada’s largest independent information technology services firm, and after 45 years, we’re still growing! Join us as a “Senior Big Data Developer”. Location – Downtown Toronto (Hybrid – 4 days office and 1 day remote) Your future duties and responsi ...

Senior NetSuite Developer Montreal

At Dulcedo, talent management is not about volume - it’s about strategy, structure, and long-term vision. We are a full-service talent management agency specializing in the representation of creators, influencers, athletes, models, and entertainment talent across North America and internationally. Our miss ...

Senior Business Intelligence Developer

Job Description At Arterra Wines Canada, we aim to inspire the simple joys of life, and we come to work every day with a shared passion to build wine brands people love. As a pioneer in the Canadian wine industry with 150 years of experience, our success is driven by our people. We work together ...

Senior Front End Developer

Bring it You are a seasoned developer with a passion for clean code and intuitive design. With 10+ years in software development and 5+ years focused on frontend, you bring deep expertise in Angular (15 and above), TypeScript, and modern web frameworks (optional). You’ve built and scaled complex ...

Senior React Native Developer

We are seeking an experienced Senior React Native Developer to join our team. As a senior developer, you will be responsible for designing, developing, and maintaining high-quality mobile applications using React Native . You will work closely with cross-functional teams to ensure the succes ...

Senior Copilot Studio Developer

Organizations don’t innovate; people do. As part of our digital transformation business, you’ll help clients unlock innovation, embrace the future, and change communities for good. And we’ll help you stimulate new thinking, accelerate your career, and connect you to projects that r ...

Senior Data Developer (Regina)

Closing Date (MM/DD/YYYY): 05/25/2026 Worker Type: Permanent Language(s) Required: English Term Duration (in months): Salary Range (plus eligible to receive a performance based incentive, applicable to position): $92,310 - $124,890 Why FCC? Competitive total ...

Senior Developer, Guidewire Integration

Senior Developer, Guidewire Integration Toronto, ONT, Canada and 2 more Be the First to Apply Definity is the parent company to some of Canada’s most long-standing and innovative insurance brands, including Economical Insurance, Sonnet Insurance, Family Insurance Solutions, and Petline Insurance. Our ambit ...

Senior Machine Learning Developer

Job Description What is the opportunity? As a Senior ML Developer at RBC, you’ll spearhead the operationalization of advanced machine learning (ML), User Behavior Analytics (UBA) and GenAI solutions within SIAI (Security Insights and AI) team. In this role, you’ll address the esca ...

Senior Software Developer (AOSP)

Join Syntronic: Where Your Innovation Shapes the Future At Syntronic, we don't just follow industry trends—we set them! Join us in partnering with visionary companies and the brightest minds to turn ground-breaking ideas into reality. Imagine working on cutting‑edge telecom advancements, pio ...

Senior Software Developer MachineCode

Headquartered in Montreal and Berlin, Vention helps manufacturers automate their operations in record time with the only hardware and software AI-powered platform built for the factory floor. Our technology powers over 25,000 machines across 4,000 factories across 5 continents and we have the privilege to ...

Senior Spring boot Developer

Senior Spring Boot Developer 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 contin ...

Senior Java Backend Developer

The Global Fixed Income Trade Processing (FiTP) Team is seeking a Software Engineer (Java) with a proven track record of design and developing large, complex and distributed systems. This role is within the FiTP team in Toronto, Canada. The successful individual will ideally have a strong knowledge of Fixe ...

Senior Full Stack Developer

À propos de Small Door Small Door is membership-based veterinary care designed with human standards that is better for pets, pet parents, and veterinarians alike. We designed and delivered a reimagined veterinary experience via a membership that includes exceptional care, 24/7 telemedicine, and t ...

Senior Full Stack Developer

ASICS Apps lives by ASICS’ founding philosophy, Anima Sana In Corpore Sano” or “A Sound Mind in a Sound Body.” We believe in the positive benefits of movement and aspire for people all over the world to live healthful and happy lives in both body and mind. The ASICS Apps provide digital services an ...

Senior Consultant ServiceNow Developer

At EY, we’re all in to shape your future with confidence. We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help to build a better working world. The opportunity We’re looking for a ServiceNow Senior Con ...

Senior Consultant ServiceNow Developer

At EY, we’re all in to shape your future with confidence. We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help to build a better working world. The opportunity We’re looking for a ServiceNow Senior Con ...

Senior Consultant ServiceNow Developer

At EY, we’re all in to shape your future with confidence. We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help to build a better working world. The opportunity We’re looking for a ServiceNow Senior Con ...

Senior Consultant ServiceNow Developer

At EY, we’re all in to shape your future with confidence. We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help to build a better working world. The opportunity We’re looking for a ServiceNow Senior Con ...

Senior Full Stack Developer

Company Overview At NewRich Network, we empower digital entrepreneurs to turn their dreams into reality. Our mission is simple yet bold: to help people create a balanced, fulfilling lifestyle - while building wealth and independence along the way. We’re a fast-growing team driven by one vision: a ...

Senior Front End Developer

ELITS - Part of Accelerate at IVERELITS Canada Inc. est une filiale d’Accelerate at Iver. Notre société mère, Iver, compte aujourd’hui 1700 employés et poursuit sa croissance. Nous sommes maintenant à la recherche de nouveaux talents souhaitant se joindre à notre aventure. En tant que mem ...

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