Jobs for java backend engineer at Ottawa

Backend Data Engineer – Lakeflow & Job Development New Role Contract – 6 months and for possible extensions Remote Canadian Citizen/Permanent Resident only Pay Rate: $50-$60 per hr. Role Overview The Backend Data Engineer is responsible for designing, building, and maintaining scalable data pipelines and backend data workflows. This role focuses...

A Canadian tech company is seeking an experienced Backend Data Engineer for a 6-month contract, focusing on designing and maintaining data pipelines using Lakeflow architectures. The role is remote and requires deep expertise in backend data engineering, SQL, and a programming language like Python or Scala. Candidates must be Canadian citizens or permanent...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Backend Software Engineer, Integrations Platform based in Canada.As a Senior Backend Software Engineer, you will help shape the platform powering a large-scale ecosystem of integrations and trust automation.You will define...

Sony Interactive Entertainment is hiring a Senior Backend Software Engineer to shape the architecture and services powering PlayStation experiences in Waterloo, Ontario. You will design, implement, and operate high-availability backends for mobile and web consumer apps, collaborating with product managers and cross-functional teams. You will mentor...

Transform vehicle diagnostics at Ford Canada as a Java Micro-Services Engineer. Work on the cutting-edge diagnostics cloud team in a hybrid role focused on performance and optimization. You'll apply over eight years of software expertise in this position, architecture complex systems for diagnostics data processing and user interfaces. Your role will...

Why Sony Interactive Entertainment? Sony Interactive Entertainment isn't just the Best Place to Play - it's also the Best Place to Work. Sony Interactive Entertainment (SIE) is the company behind the PlayStation brand. As a subsidiary of Sony Group Corporation, we're part of a proud legacy of innovation and excellence. SIE is a dynamic technology company,...

Why Sony Interactive Entertainment? Sony Interactive Entertainment isn’t just the Best Place to Play — it’s also the Best Place to Work. Sony Interactive Entertainment (SIE) is the company behind the PlayStation brand. As a subsidiary of Sony Group Corporation, we’re part of a proud legacy of innovation and excellence. SIE is a dynamic technology...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for aSenior Software Engineer, Backend (Authentication Experience)based inCanada.As a Senior Software Engineer, you will build and evolve backend systems that power critical authentication, verification, and fraud-prevention...

A culture and arts platform is seeking a Mid-Senior Back End Developer in Ottawa to enhance its API for the Amuse platform. Candidates should have experience with Go or equivalent languages, and a knack for data analytics and GIS applications. This fully remote role offers equity, generous vacation, and collaborative team dynamics. Join us to enrich the...

As a Senior Backend Engineer on the Flow Components functional team, you’ll help build GitLab’s Flow Registry, which provides reusable primitives for agentic flows built on the GitLab Duo Agent Platform Your primary focus will be backend engineering in Python, using LangChain and LangGraph to develop secure, reliable, and scalable capabilities across...

A global digital library service is seeking a Software Engineer II to design and optimize scalable systems within their ML Data Engineering team. The role focuses on building event-driven solutions in Python, integrating machine learning models to enrich content. Candidates should have extensive experience with AWS services and a solid background in software...

A tech development agency is seeking a .NET Developer to build backend systems and APIs while collaborating with frontend teams. The ideal candidate should have strong experience with .NET and C#, knowledge of RESTful APIs, and database management skills. This position offers remote work options and the opportunity to work on diverse projects across various...

Modes is a digital transformation and organizational design collective working with various clients throughout North America. Our focus is on financial services. We help our clients plan, design, and launch digital human-centered experiences that cater to their users' needs and deliver elegant solutions to their toughest challenges. Our team works with...

About Binance. US:Binance. US is a licensed and regulated U.S. cryptocurrency exchange where users can buy, trade, hold, and earn digital assets. Recognized as a top U.S. crypto platform by Forbes (Best Crypto Exchanges of 2026) and Business Insider (Best Crypto Exchanges of 2025), Binance. US leads the industry with its low fees, advanced trading engine,...

Senior Software Engineer (AI-First, Agentic AI)Remote CanadaCompensation & Role DetailsExpected Salary Range: $150,000 - $170,000 CAD, depending on experience and qualificationsRole Type: New RoleAI Disclosure: AI is used to screen, assess, or select applicants for this roleOverviewWe're a software company at the start of building a brand-new, highly visible...

YO AI Labs is seeking experienced Senior Software Engineers to support an AI training project by creating reinforcement learning environments that evaluate AI models on complex software tasks using MCP tools. You will design reproducible environments, deterministic verification, and reference solutions for tasks like bug fixing, feature development,...

Eleventh Hour Games is hiring a remote candidate for Senior Backend Engineer. This is a full time position. Work location: Canada. The role typically involve technologies such as CI/CD, Azure, Compliance, Excel, Scala, Security. Eleventh Hour Games is a fast growing studio, focused on a passion for top-down action RPGs. We value open communication,...

A leading survey platform in Ottawa is seeking an Associate Engineer to enhance backend services and SDKs. This full-time role involves integrating third-party services, using AI for automation, and collaborating with teams to improve tools. Ideal candidates have 3-5 years experience in full-stack development and proficiency in Python or JavaScript. A hybrid...

Ready for a challenge? Then Just Eat Takeaway.com might be the place for you. We’re a leading global online delivery platform, and our vision is to empower everyday convenience. Whether it’s a Friday-night feast, a post-gym poke bowl, or grabbing some groceries, our tech platform connects tens of millions of customers with hundreds of thousands of...

Recrute Action in Toronto, Canada, is seeking a Backend Integration Developer (Java/Spring Boot) to drive API development and integration for an insurance digital transformation. You will build RESTful services, map data across source systems, and deliver backend solutions within an Agile team. Hybrid work with 3 days in the office and 37.50 hours per...