senior backend software engineer python jobs in Montreal

Wagmo, a modern pet healthcare company, is seeking a Senior Software Engineer to lead claims automation and AI-driven features. This remote role supports the Pet Parents squad and requires shipping production-ready AI capabilities with a focus on reliability and cost efficiency.Based in Latin America, you will overlap at least 6 hours with US Eastern Time,...

Randstad Enterprise is seeking a Senior Developer to lead the design, development, and implementation of our next-generation onboarding and regulatory platform. You will drive full-lifecycle development across global end users, leveraging Java, Angular, distributed databases, and cloud-aligned architectures to deliver scalable and UX-focused solutions.The...

Camunda is seeking a Backend Senior Software Engineer on the Data Layer team to advance storage and query capabilities for Camunda 8’s process data, spanning relational databases and Elasticsearch/OpenSearch. You will shape data pipelines, improve retention, and ensure scale and reliability across production systems.You will collaborate with product,...

Grafana Labs is the company behind Grafana Cloud, the fully managed observability platform trusted by more than 10,000 organizations to ensure reliability, resolve incidents faster, and optimize telemetry at scale. Built on open source and open standards and designed for interoperability across any stack, Grafana Cloud brings AI to observability and...

Grafana Labs is the company behind Grafana Cloud, the fully managed observability platform trusted by more than 10,000 organizations to ensure reliability, resolve incidents faster, and optimize telemetry at scale. Built on open source and open standards and designed for interoperability across any stack, Grafana Cloud brings AI to observability and...

Affim is seeking a Senior Software Engineer to architect, build, and scale relational and distributed SQL databases. You will automate provisioning, backups, and upgrades, and own the networking stack on Kubernetes to ensure low latency and strong failover.You will influence the team roadmap, mentor engineers, and collaborate with product, design, and...

Our employees are at the heart of everything we do. Together, we help people, businesses, and society prosper in good times and be resilient in bad times.Our employee promise represents Intact’s commitment to you in exchange for living our Values, striving to do your best work, being open to change and investing in your career. In return, we promise to...

VO2 GROUP, leader indépendant en conseil tech et numérique, recherche un Développeur Java pour réaliser des missions ponctuelles chez des clients. Vous développerez des back-ends solides, privilégierez un code propre et l’industrialisation jusqu’au déploiement, sur des projets variés et stimulants.Le candidat idéal possède 5 ans d’expérience...

Astek Canada recherche un Développeur Senior C# .NET pour contribuer à la plateforme Orchestrade et aux projets de marchés financiers à Montréal. Vous développerez des fonctionnalités back-end, optimiserez les composants et participerez aux tests, revues de code et à l'évolution de l’architecture, en étroite collaboration avec les Analysts...

A technology company is looking for a Senior Back End Software Engineer to join their fully remote team. The ideal candidate will have at least 7 years of back-end software development experience and expertise in Python, FastAPI, and AWS services. This role involves designing and maintaining high-quality code, owning the software development lifecycle, and...

BiblioCommons, a Toronto-based software company powering libraries, seeks a Senior Backend Engineer to build scalable platforms for millions of users and to drive AI-enabled development within the team.You will design, implement, and own critical backend services, lead projects, and mentor engineers while collaborating across product, data, and platform...

A technology firm is hiring a Senior Full Stack Engineer (Backend-Leaning) with a strong focus on backend services and AI applications. The ideal candidate will have experience in building agent-based applications and API integrations, along with a hands-on mindset for AI implementations. Strong collaboration skills with product and engineering teams are...

A technology company is seeking a Senior Backend Engineer who will be responsible for designing and implementing robust backend systems. You will work closely with DevOps and frontend teams to deliver scalable applications leveraging AWS cloud services and Kubernetes. The role requires a minimum of 5 years of backend development experience, proficiency in...

Sardine is hiring a backend-focused Senior Software Engineer to design, build, and scale APIs and services across our engineering teams in a remote-first setting serving Canada. You will craft robust backend systems and data pipelines, collaborating with stakeholders to deliver high-value features.You will contribute to product roadmaps, document technical...

A leading technology company located in Ontario is seeking an experienced backend developer to architect and scale the backend infrastructure supporting its research and AI platforms. The ideal candidate has over 5 years of backend development experience and is proficient in Node.js, Python, or Go. The role involves developing scalable systems, managing...

An established industry player is seeking a Senior Software Developer to join their Consumer Interactions division. This pivotal role focuses on enhancing consumer interaction systems using C# and Azure Cloud Services. The ideal candidate will have over 7 years of experience in software development, demonstrating a strong grasp of cloud architecture and...

GitLab is seeking a Senior Backend Engineer for the Security Factory: Code Security team to advance code-level security across the DevSecOps platform. You will work on dependency analysis, SBOMs, and automated remediation, integrating AI-assisted tooling into secure software development.Youll collaborate across teams, mentor engineers, and contribute to...

Grafana Labs is seeking a Senior Tempo Engineer for a remote role spanning Canada and the US. You will drive architectural direction for Tempo, Grafana’s tracing backend, and help scale Tempo from a SaaS database to a platform powering next-generation observability products.You’ll lead complex projects, own critical Tempo components, and shape APIs for...

Life360 is a remote-first company building AI-native solutions for families and their devices. As a Backend Engineer on the Vertical Experiences (Devices Cloud) team, you’ll design, build, and operate cloud services powering Life360’s connected devices, translating device signals into scalable backend systems.You will work across hardware, firmware, and...

Affim seeks a Senior Software Engineer, Backend (Lakehouse Infra) to own backend systems at scale for data infrastructure across OLTP and OLAP. You will design, build and operate reliable, high-availability services in a remote Canada setting, collaborating with product, design and analytics teams.You’ll lead by example, set quality standards, and mentor...