Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior C# Backend Developer

J M Group Inc

We're looking for a Senior C# Backend Developer with strong experience in C# and Visual Studio .

Skills Needed:

  • Demonstrated expert level skill in C and Visual Studio environment
  • Significant professional experience as a backend server-side developer and/or working on standalone desktop applications
  • This role is not suited for candidates with primary experience in web development GUI frontend design or those seeking a full stack position

Responsibilities :

  • Strong abilities in multithreaded programming data structures algorithms SQL robust code design and application optimization
  • Experience with Git source control is highly desirable
  • Proven experience in identifying detecting and refactoring underperforming code to improve application efficiency and performance
  • Familiarity with TDD and BDD concepts and a willingness to apply these methodologies to both new and existing codebases
  • In-depth understanding of theoretical and practical programming concepts demonstrating curiosity about the internal mechanisms of APIs and architectural choices eg understanding how a NET API works internally not just when to use it
  • Prior experience in finance trading or domain specific knowledge of asset classes rates FX fixed income structured products is beneficial but not mandatory
  • Technology Stack Exposure not limited to SQL Server gRPC nHibernate WinForms WCF REST API Swagger etc
  • Must be fluent in English with excellent verbal and written communication skills
  • Ability to work independently while fostering a collaborative environment willing to mentor others and maintain a positive non-arrogant professional
Vacancy posted 2 days ago
Similar jobs that could be interesting for youBased on the Senior C# Backend Developer in Canada vacancy
  •  ...As a Senior Software Engineer on the Ecosystem Services Team, you’ll build and own back-end systems and the integrations that keep...  ...Firefox outside the regular release cycle. Together with many other backend platforms across the organization, these services help deliver... 
    Senior
    Full time
    Immediate start
    Remote work
    Worldwide
    Home office

    Mozilla

    Canada
    a month ago
  • $117.6k - $252k

     ...platform for DevSecOps. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security...  ...product usage throughout the user lifecycle. As a Senior Backend Engineer, you'll guide the design and development of a unified... 
    Senior
    Full time
    Remote work

    GitLab

    Canada
    3 days ago
  •  ...technical design through production rollout. Design and implement backend architecture changes that support Coder's long-term scalability...  ...systems at a meaningful scale. Curiosity about the latest developer tooling. Our tech stack Backend: Go , Postgres ,... 
    Senior
    Full time

    Coder

    Canada
    a month ago
  • $166.6k - $208.3k

     ...only meets but anticipates the needs of our customers. Our product engineering group is growing and we’re looking to hire senior backend engineers . We’re a team of pragmatic, product-minded engineers motivated by the desire to create lovable products that rescue... 
    Senior
    Full time

    Mercury

    Canada
    8 days ago
  • As a Senior Software Engineer on the Ecosystem Services Team, you’ll build and own back-end systems and the integrations that keep our services running, help maintain and evolve the cloud infrastructure the application runs on, and play an active role in keeping the service... 
    Senior
    Full time

    Mozilla

    Canada
    a month ago
  • $139.2k - $235.2k

     ...platform for DevSecOps. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security...  ...of GitLab. An overview of this role We're hiring a Senior Backend Engineer for GitLab's Portfolio Experience team . You'll be... 
    Senior
    Full time
    Remote work

    GitLab

    Canada
    13 hours ago
  •  ...About the Role We’re looking for a senior-level software engineer who leans backend and can take product problems from first principles through implementation...  ...a reliable, repeatable experimentation platform. Develop near-real-time ingestion and processing capabilities... 
    Senior
    Full time

    Northbeam

    Canada
    26 days ago
  • What You'll Do · You will be responsible for owning and delivering quarterly goals for your team, leading engineers on your team through ambiguity to solve open-ended problems, and ensuring that everyone is supported throughout delivery. · You will support your peers and...
    Senior
    Full time

    Affirm

    Canada
    a month ago
  • $75.9k - $141.9k

     ...Requirements: We are looking for 7-15+ years of experience in backend or full-stack development within enterprise environments. We...  ...microservices and APIs using Java, Node.js, and Python. We develop intuitive frontend applications with React or Angular. We... 
    Senior
    Full time

    BMO Financial

    Canada
    more than 2 months ago
  •  ...Role We're growing the Leverage team and looking for a Senior Software Developer to take real ownership of the services at the core of margin...  ...scope from early on - designing and building the backend systems that track balances and calculate buying power and... 
    Senior
    Full time

    Wealthsimple

    Canada
    a month ago
  • $90k - $130k

     ...Requirements: We bring at least 2 years of experience in backend engineering, AI automation, or integrating complex systems....  ...experience using SQL databases. We have practical experience developing in live, non-simulated environments and managing multi-step system... 
    Full time

    Outlier AI

    Canada
    more than 2 months ago
  •  ...your team through your writing and tech talks. You will help develop talent on your team by providing feedback and guidance, and...  ...have 8+ years of experience designing, developing and launching backend systems at scale using languages like Python or Kotlin. You... 
    Full time

    Affirm

    Canada
    a month ago
  •  ...Role Description We are seeking a Senior Manager, Data Engineering to lead the team responsible for the reliability, quality, cost,...  ...continuous learning. Requirements - 8+ years of data engineering or backend/data infrastructure experience with increasing scope, ideally... 
    Senior
    Full time

    Dropbox

    Canada
    3 days ago
  • $90k - $130k

     ...year Requirements: We bring at least 2 years of experience in backend engineering, AI automation, or complex systems integration....  ...improves agent performance. We work with leading AI teams to develop large language models that can act as proactive, multi-step agents... 
    Senior
    Full time
    Work at office

    Outlier AI

    Canada
    more than 2 months ago
  •  ...An overview of this role As a Backend Engineer on the Chat Engine team, you'll build the...  ...larger projects. You'll work alongside senior and staff engineers who will partner with...  ...support your growth. What you’ll do Develop secure, well-tested, and performant features... 
    Full time
    Remote work
    Night shift
    Weekend work
    Weekday work

    GitLab

    Canada
    23 days ago
  •  ...experiences. We're looking for an engineer who combines strong backend engineering fundamentals with modern machine learning expertise...  ...scalable backend services using Python, Node and .NET. Develop production-ready AI applications powered by Large Language Models... 
    Full time
    Remote work
    Flexible hours

    Seez

    Canada
    a month ago
  •  ...providers worldwide. Location: This position is remote within the United States or Canada. Role Summary Censys is seeking a Staff Backend Engineer to join our Exposure Management team and provide the technical leadership foundation as we evolve our legacy Attack Surface... 
    Full time
    Remote work
    Worldwide

    Censys

    Canada
    3 days ago
  •  ...Canada. Role Summary: Censys is seeking a Senior Software Engineer to join our SOC/TH team...  ..., and surface critical insights - Develop and fine-tune LLMs and RAG pipelines to reason...  ...features - Strong proficiency in Python for backend and API services development -... 
    Senior
    Full time
    Remote work
    Worldwide

    Censys

    Canada
    3 days ago
  • $75.9k - $141.9k

     ...complex technical concepts to both technical and non-technical audiences. ~ Practical experience utilizing AI-supported coding or developer productivity tools such as Microsoft Copilot or GitHub Copilot in daily development tasks. ~ Ability to critically assess and... 
    Senior
    Full time

    BMO Financial

    Canada
    more than 2 months ago
  •  ...off to human agents when needed. As a Senior Software Engineer, Frontend , you'll...  ...Integrate frontend applications with backend services using REST APIs, WebSockets, and...  ...engineering best practices. Improve developer productivity through testing, CI/CD, observability... 
    Senior
    Full time

    Cresta

    Canada
    a month ago
  •  ...setting code review and design standards, and advocating for them beyond your team through your writing and tech talks. You will help develop talent on your team by providing feedback and guidance, and leading by example. What We Look For You have 8+ years of... 
    Senior
    Full time

    Affirm

    Canada
    a month ago
  •  ...About the Role: As a frontend-focused Senior Software Engineer , you will own the design...  .... You'll also work in Go on the backend services and APIs that power those experiences...  ...autonomy, high-leadership position: you'll develop new features at scale, set the standard... 
    Senior
    Full time
    Casual work

    Sardine

    Canada
    27 days ago
  • $200k

     ...We need five years of recent experience developing TIBCO integration solutions, including building...  ...testing tools is a plus. Exposure to C#, ASP.NET, Visual Studio, and JavaScript...  ...XML AI More: We are hiring two Senior TIBCO Developers for a contract role... 
    Senior
    Hourly pay
    Full time
    Contract work

    TEKsystems c/o Allegis Group

    Canada
    more than 2 months ago
  •  ...some of the world's largest travel brands. We're looking for a senior full stack engineer to anchor this product, owning the...  ...the stack, including web chat front ends in React/TypeScript , backend services in Scala and Python , and infrastructure on GCP... 
    Senior
    Full time
    Work from home

    Hopper

    Canada
    18 days ago
  • $166.6k - $208.3k

     ...our Design System team, and the north star of this role. As a Senior Frontend Engineer on the Design Systems team, you will build...  ...product teams, helping them build better experiences faster. Develop a design system that's as ready for AI as it is for people, applying... 
    Senior
    Full time
    Shift work

    Mercury

    Canada
    5 days ago
  • $166.6k - $208.3k

     ...not only meets but anticipates the needs of our customers. Our product engineering group is growing and we’re looking to hire senior full-stack engineers . We’re a team of pragmatic, product-minded engineers motivated by the desire to create lovable products that... 
    Senior
    Full time

    Mercury

    Canada
    8 days ago
  • $199.8k - $244.2k

     ...full-stack team where most engineers work across stacks — either backend and frontend or two frontend platforms, such as Android and...  ...engineering counterparts to communicate with applications. Develop a scalable architecture that enables the organization to remain... 
    Senior
    Full time
    Work at office
    Remote work
    2 days per week

    EarnIn

    Canada
    23 days ago
  • $240k - $360k

     ...you’re empowered to do your best work. Job Summary The Senior Principal Architect is a highly influential technical leadership...  ...scale Industry engagement through standards bodies and developer communities This role operates within a small group of senior... 
    Senior
    Full time
    Work at office
    Shift work

    Equinix

    Canada
    24 days ago
  •  ...Senior Fullstack Software Engineer Company Overview Archera empowers organizations of...  ...frontend, and Python API/service on the backend. You can independently own meaningful frontend...  ...large product or customer datasets. - Developer tools, cloud infrastructure, FinOps,... 
    Senior
    Full time
    Temporary work

    Archera

    Canada
    13 days ago
  •  ...features end to end, partner closely with senior engineers, product, and design, and deliver...  ..., test, and operate scalable, resilient backend services, APIs, and data pipelines across...  ...programming skills in one or more modern languages (C#, Go, TypeScript, Java, or similar), with... 
    Senior
    Full time

    Beyondtrust

    Canada
    3 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior C# Backend Developer. Be the first to apply!