senior backend software engineer python jobs in Ottawa

Nanometrics Inc. in Ottawa, ON is seeking a Senior Software Developer to join our team and help build the next generation of scientific instrumentation software spanning embedded firmware to cloud services.You will work across the software ecosystem, design robust features, mentor peers, and drive architectural decisions, with a focus on reliability,...

Senior MuleSoft Software Engineer Join our Manulife Integration Engineering team and help build the next generation of enterprise integration solutions. As a Senior MuleSoft Software Engineer, you will design, develop, and support scalable, secure, and resilient integration platforms that connect enterprise applications, Salesforce, cloud services, and...

Application deadline:October 28, 2026, 12:00PM ET.Join the EDC Team!At EDC, we support Canadian businesses to succeed globally. We provide the financial tools and expertise they need to explore new markets, reduce risks, all towards the goal of making Canada and the world better through trade.Position:Senior Software Engineer, Edge Delivery Services, Design...

IBM Software seeks a software engineer to design, develop, and deliver component-level solutions for our AI-powered, cloud-native products. You will contribute to automated CI/CD pipelines, fix customer-reported problems, and collaborate in an Agile environment to meet evolving requirements with high quality.The role emphasizes back-end development,...

MindBridge is seeking a Senior Software Developer to lead complex technical work in our AI-powered financial risk platform. You will design and deliver capabilities for secure, scalable financial intelligence, spanning data ingestion, analytics, enterprise integrations, and AI-assisted workflows. This role emphasizes subsystem ownership within established...

Job Requisition ID: 12599 Position Status: Permanent Full Time Position Type: Hybrid Office Location: Ottawa (ON); Montreal (QC); Toronto (ON) Travel Requirement: Limited Language Designation: Bilingual Language Skill Levels (Read/Write/Speak): CBC Security Requirement: Reliability Status Salary: Our salaries generally range from $ 104180.28 to $ 130225.36...

Position Status: Permanent Full TimePosition Type: HybridOffice Location: Ottawa (ON); Montreal (QC)Travel Requirement: LimitedLanguage Designation: BilingualLanguage Skill Levels (Read/Write/Speak): BBBSecurity Requirement: Reliability StatusSalary: Our salaries generally range from $ 104180.28 to $ 130225.36 and are based on qualifications and...

Thales Canada à Kanata-Ottawa recherche un ingénieur principal du développement logiciel et micrologiciel. Vous dirigerez des projets complexes, alliant expertise technique et leadership, pour livrer des versions GA conformes aux normes de qualité.Le poste est hybride, basé à Kanata, et exige 8+ années d'expérience en génie logiciel/micrologiciel,...

Welbi in Ottawa, Canada, seeks a Senior Software Developer passionate about crafting accessible, high-quality frontend and backend features using React.js, Node.js, Express.js and TypeScript. You’ll balance rapid delivery with robust testing in a collaborative, customer-first environment.You’ll translate designs into code, participate in architecture...

**Job Requisition ID:** 12550 **Position Status:** Permanent Full Time **Position Type:** Hybrid **Office Location:** Ottawa (ON); Montreal (QC) **Travel Requirement:** Limited **Language Designation:** English Essential **Language Skill Levels (Read/Write/Speak):** ZZZ **Security Requirement:** Reliability Status ...

Job Requisition ID: 12605 Position Status: Permanent Full Time Position Type: Hybrid Office Location: Travel Requirement: Limited Language Designation: Bilingual Language Skill Levels (Read/Write/Speak): CBC Security Requirement: Reliability Status Salary: Our salaries generally range from $ 104180.28 to $ 130225.36 and are based on qualifications and...

Overview Tucows is a remote-first backend engineering role for Canada, building open‑internet products across domains, Ting, and Wavelo. Responsibilities Design and develop secure, scalable, reliable, and efficient backend services using modern frameworks and tools. Collaborate with frontend developers to define clear and consistent API endpoints,...

**Job Requisition ID:** 12573 **Position Status:** Permanent Full Time **Position Type:** Hybrid **Office Location:** Ottawa (ON); Montreal (QC); Toronto (ON) **Travel Requirement:** Limited **Language Designation:** Bilingual **Language Skill Levels (Read/Write/Speak):** CBC **Security Requirement:** Reliability...

161 Bay Street (93021), Canada, Toronto,Toronto, Ontario,Senior Staff Software Engineer – International Card Tech – Full-stack For 30 years, we’ve been on a mission to change banking for good. We challenge the traditional bank stereotype by integrating machine learning, conversational AI and design thinking into our core operations. We’re a bank a...

Turing is one of the world's leading AGI infrastructure companies, working with frontier AI labs to accelerate model development through high-quality training data, evaluations, and engineering talent. About the Role: We're looking for a high-taste engineer with a strong eye for quality — someone who's worked hands‑on with preference data and rubric...

Turing is one of the world's leading AGI infrastructure companies, working with frontier AI labs to accelerate model development through high-quality training data, evaluations, and engineering talent. About the Role: We're looking for a high-taste engineer with a strong eye for quality — someone who's worked hands‑on with preference data and rubric...

**Job Requisition ID:** 12563 **Position Status:** Permanent Full Time **Position Type:** Hybrid **Office Location:** Ottawa (ON); Montreal (QC) **Travel Requirement:** Limited **Language Designation:** Bilingual **Language Skill Levels (Read/Write/Speak):** BBB **Security Requirement:** Reliability Status ...

**Job Requisition ID:** 12569 **Position Status:** Permanent Full Time **Position Type:** Hybrid **Office Location:** Ottawa (ON); Montreal (QC); Toronto (ON) **Travel Requirement:** Limited **Language Designation:** English Essential **Language Skill Levels (Read/Write/Speak):** ZZZ **Security...

Lead the design and evolution of innovative Network Management Solutions at Telesat as a Senior Software Developer. This role focuses on developing OSS platforms for our cutting-edge LEO network. In this role, you will be instrumental in enhancing Telesat Lightspeed’s Network Management Systems (NMS) and Operations Support Systems (OSS). You will utilize...

At Affi, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. The Streaming team at Affi is responsible for all things data and drives the strategy for event driven architecture, stream processing, data exploration, discovery and validation....