Senior C# .NET Backend Developer

Noordtechnologies; Montreal; Hybrid; CAD 90,000 - 130,000; Full time

Benefits offered by this job

Relocation package

Hybrid work model

Job summary

Nöord Technologies Corporation, Montreal, is seeking a Senior C# .NET Backend Developer to own server-side architecture for real-time risk systems. This hybrid role focuses on low-latency, high-throughput backend services in a capital markets environment.

The position requires 8+ years of backend experience, expertise in distributed systems, and fluency in English. Relocation package is available; 12-month contract with potential renewal or permanent conversion.

Qualifications

• Minimum 8+ years of dedicated backend software engineering experience with C# / .NET Core.
• Deep expertise in concurrent programming, multithreading, memory management, microservices, and high-performance server architectures.
• Proven production experience with event-driven and distributed systems using Kafka, SignalR, APIs, Kubernetes, AWS, ELK, and Git.
• Strong Software Craftsmanship mindset (SOLID principles, clean architecture, unit/integration testing, BDD).
• Prior experience in Capital Markets, investment banking, or financial derivatives (Fixed Income, Rates, FX, Risk systems) is strongly preferred.
• Fluent English is mandatory; French is a plus.
• Montreal, QC location with Hybrid model; 12-month contract renewable.

Responsibilities

• Architect, build, and optimize high-throughput, low-latency C# .NET Core backend services and distributed components.
• Enhance and scale real-time computation engines used for market risk tracking and interest rate curve generation.
• Collaborate with international teams across North America, Europe, and Asia.
• Provide tier-3 backend technical expertise and support for North American trading operations during market hours.
• Enforce engineering standards: clean code, SOLID, tests, and event-driven architectures.
• Improve and automate CI/CD pipelines, telemetry, and distributed messaging infrastructures.

Skills

C# / .NET Core

Multithreading

Microservices

Kafka

Kubernetes

AWS

ELK

Git

SOLID principles

Unit/Integration testing

Tools

Kafka

SignalR

APIs

Kubernetes

AWS

ELK

Git

Job description

Nöord Technologies Corporation | Term to perm

At Nöord Technologies, we empower top-tier financial institutions with exceptional talent in banking and capital markets. For the needs of one of our prestigious clients, a major banking actor in Montreal currently experiencing strong growth, we are actively seeking an experienced Senior C# .NET Backend Developer.

About the Role

As part of a high-performing Capital Markets technology team , you will take full ownership of the server-side architecture and core services powering mission-critical financial applications . You will work on robust, data-centric systems used in real time by global trading desks to compute risk exposure and process complex interest rate curve models .

This is a pure backend engineering role. We are seeking a hardcore C# / .NET engineer who thrives on low-latency processing, distributed architectures, clean engineering practices, and high-throughput data pipelines .

Important Note: Profiles focused primarily on ASP.NET Web/Frontend fullstack development will not be considered. This role demands deep backend and systems-level expertise.

Key Responsibilities

Architect, build, and optimize high-throughput, low-latency C# .NET Core backend services and distributed components .

Enhance and scale real-time computation engines used for market risk tracking and interest rate curve generation .

Collaborate closely with international cross-functional teams (Product, QA, Architecture, Global Trading Desks) across North America, Europe, and Asia .

Provide tier-3 backend technical expertise and support for North American trading operations during active market hours .

Enforce rigorous engineering standards: clean code, SOLID principles, comprehensive test coverage (TDD/BDD), and event-driven architectures .

Continuously improve and automate CI/CD delivery pipelines, telemetry, and distributed messaging infrastructures .

Requirements

Candidate Profile & Technical Requirements

Experience: Minimum 8+ years of dedicated backend software engineering experience with C# / .NET Core.

Backend Mastery: Deep expertise in concurrent programming, multithreading, memory management, microservices, and high-performance server architectures.

Technical Ecosystem: Proven production experience with event-driven and distributed systems using technologies such as Kafka, SignalR, APIs, Kubernetes, AWS, ELK, and Git .

Craftsmanship: Strong Software Craftsmanship mindset (SOLID principles, clean architecture, unit/integration testing, BDD) .

Domain Knowledge: Prior experience in Capital Markets, investment banking, or financial derivatives (Fixed Income, Rates, FX, Risk systems) is strongly preferred .

Languages: Fluent English is mandatory (daily collaboration with international teams ); French is a valuable asset / nice to have .

Location: Montreal, QC (Hybrid model).

Contract Duration: 12-month contract (renewable, with potential conversion to a permanent role).

Start Date: ASAP .

Work Authorization: Must be legally authorized to work in Canada (valid Canadian work permit, permanent residency, or citizenship).

Relocation: A comprehensive relocation package is available for eligible candidates moving to Montreal.