intermediate backend software developer jobs in Montreal

Clarity is redefining how private companies and their shareholders access liquidity. Through its institutional‑grade platform, Clarity brings together buyers, sellers, and issuers to facilitate secondary transactions in venture‑backed, pre‑IPO companies, introducing efficiency, transparency, and standardization to an otherwise opaque asset class. ...

Senior Rust Engineer - RemoteKake is a remote-first company and a people-first global community of senior engineers. Kake engineers are behind some of the world’s most innovative products (Brands you’ve heard!), from Fortune 500 to fast-growing companies. We believe it’s not where your table is, but what you bring to the table that matters. Our...

Embrace the challenge of software quality as a Software Test Automation Engineer in a remote contract role based in Canada. Your passion for automation will drive continuous delivery and scalable testing frameworks.We are seeking an experienced professional to design and maintain automated testing solutions for web applications, APIs, and backend systems....

Job Description Our telco/fintech (yes, this combo exists, and is extremely exciting & dynamic) clientis looking for either an intermediate or senior Software Developer to help define, architect, and build new systems / features, as well as scaling existing systems. The right candidate for this position is detail oriented, deeply technical, and driven. You...

Nous sommes à la recherche un spécialiste senior en assurance qualité et automatisation des tests pour contribuer à un environnement transactionnel à haut volume dans le domaine de l'épargne. Le mandat est fortement orienté automatisation, API, intégrations et Backend. La personne devra autant développer des tests automatisés qu'investiguer...

Drive aircraft development as a Mid-Level Systems Integration Engineer, focusing on mechanical system design and CAD for aircraft installations. Collaborate with cross-functional teams to produce high-quality, compliant designs. We are looking for an intermediate Systems Installation Integration Engineer to handle engineering packages independently for...

At Mhosaic, an engineer is simultaneously a developer, consultant, and AI solutions optimizer. You will play a role similar to that of a startup CTO, with end-to-end responsibility on high-stakes projects. Our mission is to support you in developing skills in technology strategy, product management and business to stay at the forefront of the profession's...

As a Senior Data Engineer on the Analytics Platform, you will build and own the data foundation powering Novisto’s analytics, benchmarking, and AI products. You’ll design the lakehouse, data ingestion pipelines, and curated datasets while partnering with Tech Leads, Product Managers, and ESG Data Ops to turn raw operational data into reliable, well...

As an intermediate frontend developer, which at Best Buy we call it a software developer II, you'll play a vital role in enhancing customer and associate experiences by developing innovative applications that directly contribute to the success and growth of Best Buy Canada. We are currently hiring for a 12-month fixed-term opportunity within our Technology...

We’re building a new healthcare clearinghouse. In the healthcare sector, the Health Insurance Portability and Accountability Act of 1996 (HIPAA) requires that all insurance payers exchange transactions such as claims, eligibility checks, prior authorizations, and remittances using a standardized EDI format called X12 HIPAA. A small group of legacy...

Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. Join us and help the world’s leading organizations unlock the value of...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Software Test Automation Engineer based in Canada. This remote contract opportunity is ideal for an experienced test automation professional who is passionate about software quality, scalable testing frameworks, and continuous...

About PSD CitywideReady to make a real impact on communities across North America?PSD Citywide isn't just a software company; we're transforming how Local, First Nations, and Regional Governments achieve success and build sustainable futures for their communities. As a recognized leader in Enterprise Asset Management, maintenance management, and planning...

We are looking for a Lead Full-Stack Engineer with a primary focus on Front-End development and proven back-end capabilities to join a high-profile core project. This position focuses on building high-quality software and solving complex engineering problems in close collaboration with customer teams.You will be working on a modern tech stack, focusing...

GitLab is the intelligent orchestration platform for DevSecOps. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security and compliance risk, and accelerate digital transformation. More than 50 million registered users and more than 50% of the Fortune 100 trust GitLab to ship better, more secure...

Senior Full Stack Engineer (Node.js + React)We are seeking an exceptional Sr Full Stack Engineer who demonstrates technical excellence in developing and delivering high-quality software solutions. In this role, you will own significant areas of our projects, drive technical implementation, champion best practices, and work closely with cross-functional teams...

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk.Headquartered in Chicago with offices...

# Senior Full Stack EngineerMattermost163k–195k CADFull-timeremote· seniorCanadagoreacttypescriptpostgresredisListed via Jobicy · posted 10 Oct 2026. The application happens there, not on DevConnect.Apply on Jobicy## DescriptionMattermost is the leading collaborative workflow platform for defense, intelligence, security, and critical infrastructure....

About HaknaSoft HaknaSoft is a Canadian technology consulting firm specializing in enterprise architecture, cloud engineering, data platforms, and end-to-end software delivery. We work with leading organizations to design, build, and modernize complex enterprise platforms using cloud-native technologies, modern engineering practices, and emerging AI...

About ELITS ELITS Canada Inc. is part of Accelerate, within the IVER Group in Sweden. IVER Group has approximately 1,300 employees and continues to grow. Through Accelerate, we work at the forefront of technology on digitization and transformation projects for market leading customers. We help customers turn digital ambition into successful implementation...