Average salary: $119,273 /yearly

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  • 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... 
    Suggested
    Contract work

    Randstad

    Toronto, ON
    3 days ago
  • $86k per year

     ...February 24th, 2026 Looking for more job opportunities? Click here! Job Type: Full Time Job Category: IT Job Title: API Developer Location: Toronto, ON Work Mode: Hybrid "Skills Required: Hands-on experience of 6 to 8 years in automation... 
    Suggested
    Full time

    Realign LLC

    Toronto, ON
    18 days 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)... 
    Suggested
    Contract work
    Temporary work
    Monday to friday

    Akkodis

    Toronto, ON
    3 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... 
    Suggested
    Long term contract
    Contract work

    Randstad

    Toronto, ON
    11 days ago
  •  ...tested applications. This includes: developing detailed programming specifications writing...  ...unit tests. Analyzes, designs, develops, codes and implements programs in one or...  ...troubleshooting Designs and develops REST API platform (e.g., with using Apigee/APIM) o... 
    Suggested
    Contract work

    Maarut

    Toronto, ON
    3 days 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... 
    Suggested
    Contract work

    Astra North Infoteck Inc.

    Toronto, ON
    17 days ago
  •  ...Role: Developer (Java/SQL) Experience: 6-8 years Location: Mississauga 100% Remote Primary Skill: Advanced Java Concepts...  .... The ideal candidate will bring strong hands-on experience with API development, automated testing, cloud environments (AWS), and DevOps... 
    Suggested
    Contract work
    Remote work

    Astra North Infoteck Inc.

    Mississauga, ON
    17 days ago
  • $120.8k - $170.8k per year

    This API Developer is a senior level technical position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming... 
    Suggested
    Full time

    Citi

    Mississauga, ON
    14 hours 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... 
    Suggested
    Long term contract
    Contract work
    Work at office

    Randstad

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

    Astra North Infoteck Inc.

    Toronto, ON
    6 days ago
  • We are seeking a Senior Software Developer with over 10 years of experience to lead the enhancement of the client application. The primary focus of this role is the development of a critical new data exchange interface between provincial and national systems, ensuring the seamless... 
    Suggested
    Long term contract
    Remplacement
    Contract work
    Remote work

    Randstad

    Toronto, ON
    a month ago
  •  ...Role: API Developer Hybrid: 2 days in office API development using REST / JSON (and SOAP if applicable) Java / Spring Boot API Gateway experience (Azure/AWS API Gateway) API security: OAuth 2.0, JWT, SSO, API key management API documentation: Swagger... 
    Suggested
    Full time
    Work at office

    Astra North Infoteck Inc.

    Toronto, ON
    a month 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... 
    Suggested
    Contract work

    Astra North Infoteck Inc.

    Toronto, ON
    17 days ago
  •  ...in Fort McMurray, AB is kicking off our recruitment efforts for API Inservice Inspectors for Fall 2026, with an expected timeline of...  ...energy industry. We enable low-carbon oil and gas production and develop renewable solutions to meet future energy needs. By combining innovative... 
    Suggested
    Permanent employment
    Full time
    Work at office
    Immediate start

    Aker Solutions

    Wood Buffalo Census Division, AB
    14 days ago
  •  ...We are seeking a highly skilled Full Stack Developer with deep expertise in React.js for...  ...performance web applications, integrating APIs, and contributing to full end‑to‑end development...  ...Required Skills: · React.js · Java API Management · Microservices... 
    Full time

    Astra North Infoteck Inc.

    Toronto, ON
    1 day ago
  • $79.32k - $110.68k per year

     ...candidate will be responsible for designing, developing, and maintaining robust automated test frameworks and test suites for both API and User Interface (UI) components of our...  ...layers. ~ API Test Automation: ~Design, develop, and maintain automated API test suites using... 
    Full time

    Citi

    Mississauga, ON
    14 hours 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... 
    Full time

    Realign LLC

    Toronto, ON
    19 days 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... 
    Full time
    Seasonal work
    Night shift

    CMiC

    Toronto, ON
    3 days ago
  • $135k - $160k per year

     ...looking for a highly-skilled and experienced Senior Software Engineer, API to join our dynamic organization. This role will play a pivotal...  ..., and maintainable solutions. What You'll Do Here: Design, develop, and maintain high-quality, secure, and scalable APIs within Node... 
    Long term contract

    Viral Nation

    Toronto, ON
    12 days 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... 
    Flexible hours

    Scotiabank

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

     ...Posted February 24th, 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... 
    Full time

    Realign LLC

    Toronto, ON
    19 days ago
  •  ...Spring Boot. · Experience implementing RESTful APIs and Microservices. · Well versed in software...  ...· Java · Spring Boot · MongoDB · API Development   Desirable Skills ·7+ years of developing and maintaining full‑stack UI Angular 14+ and Java... 
    Full time

    Astra North Infoteck Inc.

    Toronto, ON
    a month ago
  •  ...Java| Spring Boot| Spring MVC| HibernateJPADesign and build RESTful APIs and microservicesOptimize application performance| scalability|...  ...Skills: We are looking for a highly skilled Java Full Stack Developer who is comfortable with both frontend and backend development. The... 
    Full time

    Astra North Infoteck Inc.

    Montréal, QC
    a month ago
  •  ...Collaborate closely with backend engineers, product owners & designers to develop efficient, innovative solutions. Collaborate with stakeholders...  ...implementing efficient and dependable integration frameworks. API Design and Development : Skilled in crafting RESTful APIs... 
    Remote job
    Immediate start
    Home office
    Flexible hours

    EvenUp

    Remote
    more than 2 months ago
  •  ...Job Title: API Engineer – Apigee & IBM DataPower Experience Required: 6–8 Years Skills Category: Digital – Apigee / IBM...  ...in Apigee and IBM WebSphere DataPower Appliance to design, develop, and manage secure, scalable APIs. The ideal candidate will have... 
    Contract work

    Astra North Infoteck Inc.

    Mississauga, ON
    3 days ago
  •  ...internal product teams and external developers. This role focuses on developer enablement and forward deployed engineering...  ...and applied AI, shaping tools and APIs that make generative AI accessible,...  ...appliquée, en concevant des outils et des API qui rendent l'IA générative... 
    Full time
    For contractors
    Apprenticeship
    Remote work

    Autodesk

    Toronto, ON
    14 hours 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
    Work at office
    Local area

    Stripe

    Toronto, ON
    3 days ago
  • $80k - $115k per year

    Développeur Azure – API Description de poste Développeur Azure – API | Mode Hybride Nous recherchons un(e) Développeur API Azure...  ...2 ans sur Azure. Certifications Microsoft Azure (ex. Azure Developer Associate) un plus. - Maitrise du français et de l'anglais, tant... 
    Montréal, QC
    more than 2 months 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
    Remote work
    Flexible hours

    TEHORA

    Montréal, QC
    1 day ago