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  •  ...healthcare, retail, electronics, telco, food, etc. Who we need Reporting to the Engineering Manager, we are looking to add an API Developer to our Agile development team. You will play a highly valued role on web initiatives from conception to post-production. You will... 
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    Venngo

    Toronto, ON
    13 days ago
  •  ...Designing and coding application programs; performing testing for developed applications. Reviewing, analyzing, and modifying programming...  ...application systems. What do you need to succeed? Must have: API Development language and frameworks, such as Java/Spring Boot... 
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    Full time

    Royal Bank of Canada

    Toronto, ON
    13 days ago
  • We are seeking a highly skilled Senior Software Developer - API to join our team in Toronto. This role is focused on designing and implementing complex integrations within the Dynamics 365 and Microsoft Power Platform ecosystems. You will be responsible for translating technical... 
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    Randstad

    Toronto, ON
    20 days ago
  •  ...Title: Senior Node.js Developer – Kafka & API Location: Toronto, ON – Hybrid (4 Days WFO) What is the opportunity? Client source team is looking to onboard a Senior Software Developer who will partner with agile squads, business partners, and SRE teams to design... 
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    Astra North Infoteck Inc.

    Toronto, ON
    7 days ago
  • We are seeking a highly technical Senior Software Developer - API to lead the design and implementation of modern interoperability solutions in Toronto. This role focuses on bridging Dynamics 365, Power Platform, and Azure cloud technologies through robust REST API development... 
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    Long term contract
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    Randstad

    Toronto, ON
    28 days ago
  •  ...of different auth mechanism, C, .NET, REST APIs · Candidate should be very strong in programming...  ...for different Data Connectors. · Develop ARM Template for connectors and deploy...  ...have sound knowledge of Azure, C, .NET, REST API, KQL. · Candidate should be very strong... 
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    Astra North Infoteck Inc.

    Toronto, ON
    23 days ago
  • We are seeking a Senior Software Developer - API to design, develop, and implement mission-critical web applications and integration layers. This role focuses on bridging the gap between custom .NET development and the Microsoft Dynamics 365/Power Platform ecosystem. You will... 
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    Long term contract
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    Randstad

    Toronto, ON
    a month ago
  •  ...Role: Core Java Developer Experience: 8-10 years Role Summary We are looking for...  ...high‑performance backend systems, APIs, and microservices. The ideal candidate will...  ...Banking environments. - Exposure to Java API management or enterprise API gateway solutions... 
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    Astra North Infoteck Inc.

    Toronto, ON
    a month ago
  •  ...Position: Senior API - Software Developer Duration: 1 Year assignment (contract) Client Location: Toronto ( Onsite : 7.25 hours/day between 8:00 AM and 5:00 PM, Monday to Friday) Engagement Model: Professional Services Engagement – B2B (Incorporated Entities Only)... 
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    Full time
    Contract work
    Temporary work
    Monday to friday
    Toronto, ON
    a month ago
  • $110k per year

     ...Click here! Job Type: Full Time Job Category: IT QE - API Toronto, ON - Onsite Expert in Java and Selenium....  ...testing experience is added advantage Required Skills CLOUD DEVELOPER ENGINEERING ARCHITECT ENVIRONMENT SUPPORT ANALYST EPIC GRAND... 
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    Full time

    Realign LLC

    Toronto, ON
    1 day ago
  •  ..., committed to results, in an inclusive and high-performing culture. Purpose The Team Lead – API Development is responsible for leading a team of developers to deliver high-quality API solutions. This role ensures operational excellence through effective release... 
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    Flexible hours

    Scotiabank

    Toronto, ON
    11 days ago
  •  ...Reporting to the Vice President of Engineering, we are looking for an API Software Engineering Manager to take ownership of our API...  ...and resilient development. You will take ownership of growing and developing the team, including hiring, performance management, and career pathing... 
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    Full time
    Internship
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    illumin

    Toronto, ON
    13 days ago
  • $110.68k per year

     ...Posted March 29th, 2026 Looking for more job opportunities? Click here! Job Type: Full Time Job Category: IT Job Title: API BSA Location: Toronto, ON Work Mode: Hybrid "Skills Required: Hands-on experience of 4 to 6 years as business... 
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    Realign LLC

    Toronto, ON
    1 day ago
  •  ...Design & Development • Design, develop, and maintain high quality, scalable backend services and APIs. • Build applications using Scala, Java, and Spring Boot following modern engineering practices. • Ensure code is modular, maintainable, and optimized for performance... 
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    Astra North Infoteck Inc.

    Toronto, ON
    a month ago
  • $70k - $115k per year

     ...responsibility of this role is to contribute to the development of RESTful APIs to support our front-end applications. You will modify existing...  ...and secure code. Improve tools and processes related to API development. Create documentation for the APIs, tools and processes... 
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    Full time
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    CMiC

    Toronto, ON
    19 days ago
  • $65k - $115k per year

    API Automation Tester Position Description This role is hybrid and requires you to be at our downtown Toronto and/or Client office...  ...scripting, and CI/CD pipelines. The ideal candidate will design, develop, and execute automated API tests while working closely with cross... 
    Work at office
    2 days per week
    Toronto, ON
    more than 2 months ago
  • $156.8k - $235.2k per year

     ...’re looking for Backend Engineers who want to make an impact on managing money at a global scale with a passion for building ergonomic APIs. You’ll play a key role in extending our balance management platform and in building out a new funds accessibility platform leveraged by... 
    Internship
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    Local area

    Stripe

    Toronto, ON
    19 days ago
  • $75.9k - $141.9k per year

     ...Product Manager for BMO's Commercial APIs and Embedded Banking, you'll be accountable for developing and managing the strategy,...  ...opportunities and bringing our API and embedded banking portfolio to...  ...with our customers, business, and developer teams to develop a deep... 
    Full time
    Contract work
    Part time
    Toronto, ON
    7 hours ago
  •  ...regulatory compliance. · Actively involved in automation testing, API testing, and functional testing across the application landscape....  ...practices and delivery standards. · Collaborate closely with developers, product owners, and stakeholders to manage defects, assess risks... 
    Contract work

    Astra North Infoteck Inc.

    Toronto, ON
    7 days ago
  •  ...Job Title: Celigo Developer Role: FT Location: Toronto, Canada Job Description:  About the role We are seeking a Celigo Developer...  ...within Celigo flows. • Good understanding of REST/SOAP APIs, JSON, and XML. • Experience with NetSuite, including saved searches... 
    Full time

    OSI Digital

    Toronto, ON
    2 days ago
  •  ...Job Responsibility: Job title: Perl Developer Location: Toronto, ON Duration: Long Term Contract : We are looking for a skilled and...  ...subroutines, file handling, text parsing, database connection, REST API creation, and strong troubleshooting skills. As a Perl Developer,... 
    Long term contract
    Fixed term contract

    Atlantis IT group

    Toronto, ON
    2 days ago
  •  ...days, RRSP matching and more! We are hiring full time Salesforce Developer  or our  Toronto  office . In this role, you will be...  ...ability to integrate Salesforce with external systems via REST/SOAP APIs; exposure to MuleSoft or similar middleware; familiarity with HL7... 
    Full time
    Work at office

    Spectrum Health Care

    Toronto, ON
    2 days ago
  •  ...Job Description: Sr Python Developer Toronto - Hybrid (4 Days WFO) 6-12 months+...  ...frameworks. • Build and support RESTful APIs and microservices using frameworks like FastAPI...  ..., testing and troubleshooting RESTful API and interface specifications (Swagger/OpenAPI... 
    Contract work

    Astra North Infoteck Inc.

    Toronto, ON
    7 days ago
  •  ...solutions that meet customer and business requirements. * Develops and maintains scalable data and object models to...  ...(ArcGIS Server and ArcGIS Online), Esri SDKs/APIs (ArcGIS Maps SDK for JavaScript and .NET, ArcPy, ArcGIS API for Python), and modern web technologies including... 
    Long term contract
    Full time
    Summer work
    Work at office
    Work from home

    Esri Canada Limited

    Toronto, ON
    3 days ago
  •  ...TEHORA est présentement à la recherche d’un(e) développeur(se) backend senior ayant une solide expérience en développement d’API sécurisées. Sans être exhaustifs, voici les services et livrables que devra fournir la personne retenue. Développer des API REST sécurisées... 
    Hourly pay
    Full time
    Contract work
    Apprenticeship
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    TEHORA

    Toronto, ON
    18 days ago
  •  ...download customer facing apps as well as in-store colleague facing apps. As a Mobile Developer, you'll work with the latest native mobile languages, while interfacing with RESTful Java-based API's. Your day-to-day work as a Mobile Developer will involve working on one of... 
    Full time
    Work at office

    Loblaw Companies Limited

    Toronto, ON
    4 days ago
  •  ...Job Title:  AI Developer Reporting To:  Operations / Marketing Department Location & Time Zone:  Remote Contract Type:  Full Time...  ...systems engineering. Experience with AI agent frameworks and API integrations. Strong understanding of structured data systems... 
    Remote job
    Full time
    Contract work
    Flexible hours

    Whitecollars

    Toronto, ON
    7 days ago
  •  ...understanding of this requirement is greatly appreciated. : Design and develop a highly scalable CMS platform utilizing Drupal 9/10, ensuring...  ...and Symfony, including modules, themes, hooks, the Drupal API, and the database layer. Extensive experience with the LAMP stack... 
    Full time
    Direct hire
    Work at office
    Immediate start
    Remote work
    Worldwide
    Monday to friday

    American Recruiting & Consulting Group

    Toronto, ON
    11 days ago
  •  ...directory services Roles and responsibilities: Configure, develop, and implement access certification, identity lifecycle...  ...Policies (e.g., training, Segregation of Duties (SOD)) Develop API services for access policies, and certifications, and design custom... 
    Full time

    VTekis Consulting LLP

    Brampton, ON
    13 days ago
  • $100k - $120k per year

     ...eligible for our hybrid work model: Two days in-office. Java Developer Our Technology team is the backbone of our company: constantly...  ...future of travel. We design and develop our back end systems and REST APIs that serve hundreds of millions of searches a day, collecting and... 
    Work at office
    Remote work
    Flexible hours

    Priceline

    Toronto, ON
    14 days ago