staff software engineer python jobs in Montreal

Machine Learning Engineer – Biometrics (Computer Vision) We’re looking for a Staff/Senior Machine Learning Engineer with deep expertise in computer vision and biometrics to lead the design and scaling of face recognition systems in production. You’ll build and train models, and own ML systems end-to-end on AWS. The final job level for this role will be...

About SweetTechSweetTech builds loan origination, servicing and capital markets software for commercial lenders across North America.We are a small team based in Montreal, with colleagues across North America. You will work alongside experienced developers and see how a software team turns product requirements into working features.The roleYou will...

We are looking for a Senior Software Developer, Data to join our Data team in the Engineering Department!The Senior Software Developer, Data is a senior-level individual contributor, reporting to the Team Lead, Data. In this role you will own the systems and infrastructure that the Data team depends on to operate effectively — including warehouse...

The Machine Learning Operations team at Behavox designs and builds the next-generation cutting-edge tooling, infrastructure, and web interfaces that enable the building of efficient ML models, including LLM. We are exposed to a wide range of interesting challenges that include (but are not limited to): building infrastructure that enables scalable...

DRW in Montreal is seeking a software engineer focused on building real-time, data-intensive systems and agentic LLM-driven tools. You will prototype quickly, validate signals, and deploy scalable production systems that operate at low latency across a trading environment.You will work with Python, Go, Rust and network protocols, shaping infrastructure and...

## Senior Reliability/Test EngineerApply:Ottawa, CAN:Full time:Posted Today:260005083**Summary:****Duties & Responsibilities:**VIAVI (NASDAQ: VIAV) is a global provider of network test, monitoring and assurance solutions for telecommunications, cloud, enterprises, first responders, military, aerospace, and railway. VIAVI is also a leader in light management...

Build bold. Deliver impact. Win together. At General Dynamics Mission Systems–Canada, we’re not just engineering technology — we’re shaping the future of defence and security. Our teams design and deliver advanced, mission-critical solutions that enhance national security, strengthen communities, and protect the people we serve. If you’re looking...

Envision is a global leader in renewable energy and innovation, driving advancements in smart energy solutions and the carbon neutrality transition. About the Role This is a Principal Power System Engineer role within Envision Energy’s Grid Technology Centre of Excellence. This role will provide the technical expertise, and collaborate with various...

Who we are We’re a thriving and agile tech development firm. People are at the center of everything we do. Simply put, we care. Our team personally cares about our clients and the world around them, and we care about our team’s life-long dreams, aspirations, and career development.We strongly believe in the power of community. This is why we seek...

The name Sotera Health was inspired by Soteria, the Greek goddess of safety, and reflects the Company’s unwavering commitment to its mission, Safeguarding Global Health®. Sotera Health Company is a leading global provider of mission-critical sterilization and lab testing and advisory services for the healthcare industry. With a combined tenure across our...

We are seeking an experienced and motivated engineer to join the Observability fleet which focuses on delivering tools in private and public cloud environments. The role focuses on developing and modernizing Observability platforms for cloud-native and hybrid applications. This role involves designing, integrating, and maintaining solutions for collecting,...

Communities everywhere share the need for clean water. And as they work to meet that need, they’re facing new, more complex challenges every day. Our water professionals collaborate to contribute innovative ideas, guided by scientific rigor and a vision for sustainable growth. Every day, we’re helping communities improve, reuse, and protect our world’s...

Transform drug discovery with Valence Labs as a Senior Machine Learning Engineer specializing in LLM systems. Engage in groundbreaking research and meaningful projects that improve lives. In this impactful role, you will develop and implement cutting-edge LLM applications, working closely with researchers and scientists. You will deploy systems that utilize...

Join Ciena as a Senior Engineer focused on Photonics RLS in Ottawa, driving test system development and enhancing product quality through automation initiatives.This senior-level role within Ciena’s Modem and Photonics Lifecycle Management division requires extensive experience in test engineering and collaboration with cross-functional teams. You will...

Build bold. Deliver impact. Win together.At General Dynamics Mission Systems–Canada, we’re not just engineering technology — we’re shaping the future of defence and security. Our teams design and deliver advanced, mission-critical solutions that enhance national security, strengthen communities, and protect the people we serve.If you’re looking for...

About SweetTech SweetTech builds loan origination, servicing and capital markets software for commercial lenders across North America. We are a small team based in Montreal, with colleagues across North America. You will work alongside experienced developers and see how a software team turns product requirements into working features. The role You will...

Landjourney builds AI-native software for agricultural lending: loan origination, white-labeled servicing portals, automated document collection, and a capital marketplace. We are the only modern fintech delivering software to lenders in the agriculture vertical, and within our first year after launch we signed one of the largest independent lender clients...

Join a highly experienced R&D team dedicated to developing Intellectual Property (IP) for advanced microcontrollers and microprocessors. This team focuses on creating a networking switch and network controller IP core (NETC) that supports the latest TSN standards, forming the networking foundation for NXP's latest microcontrollers, processors, and switches....

Onto Innovation is seeking a highly experienced Staff Systems Engineer to sustain semiconductor capital equipment manufacturing operations, lead complex technical escalations, and drive cross-functional resolution of system‑level issues. You will combine systems engineering fundamentals with hands‑on troubleshooting across optics, motion systems,...

Come join our passionate team! Barracuda is a leading cybersecurity company providing complete protection against complex threats. Our platform protects email, data, applications, and networks with innovative solutions, and a managed XDR service, to strengthen cyber resilience. Hundreds of thousands of IT professionals and managed service providers worldwide...