java backend engineer jobs in Ottawa

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...

A global technology services company in the Greater Toronto Area is seeking a Java Full Stack Developer. This mid-senior level role focuses on backend Java development and frontend frameworks like Angular and Vue.js. The right candidate will have a solid grasp of web accessibility standards and experience with REST APIs. The position operates under a...

A global technology services company in the Greater Toronto Area is seeking a Java Full Stack Developer. This mid-senior level role focuses on backend Java development and frontend frameworks like Angular and Vue.js. The right candidate will have a solid grasp of web accessibility standards and experience with REST APIs. The position operates under a...

$60 - $65 Grow your career with an innovative global bank in Mississauga, ON as aSenior Forward Deployed Java Engineer in Test (SDET) / Quality Engineering Architect to define, champion, and drive the global quality engineering strategy across multi-tier, high-throughput trading platforms. Contract role with strong possibility of extension and conversion to...

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,...

Affirm is seeking a software engineer for the Streaming team in Ottawa. You will design and scale data infrastructure, build backend services, and collaborate across product, design and analytics to ship features that rely on Kafka, Flink and AWS. You will participate in ideation, articulate constraints, and help manage trade-offs with stakeholders while...

The Streaming team at Affirm is responsible for all things data and drives the strategy for event driven architecture, stream processing, data exploration, discovery and validation We leverage existing open source technologies like Kafka, Flink, Schema registry and also build our own as needed As a member of our team you would spend time identifying and...

Job Title: Software Engineer - C++ / Python / Android / Java L1 City: Ottawa State/Province: Ontario Posting Start Date: 10/29/26 Wipro Limited (NYSE: WIT, BSE: 507685, NSE: WIPRO) is a leading technology services and consulting company focused on building innovative solutions that address clients’ most complex digital transformation needs. Leveraging...

Lead Java engineering for Agility PR Solutions remotely, combining distributed systems expertise with AI-driven application development. Shape reliable media intelligence technology. The Manager, Software Development leads developers building and maintaining a media intelligence and outreach platform. You will set technical direction, guide architecture, and...

Build AI platform infrastructure with Python or Kotlin as a remote Senior Backend Engineer at Affirm, serving teams and production workloads. This senior-level role owns technical decisions and projects across design, launch, and on-call. You will build highly available distributed systems using AWS, MySQL, and Kubernetes. Your work supports LLM gateways,...

We Are At Accenture Technology, you'll help lead enterprise transformation programs, guide engineering teams, and deliver innovative cloud-native solutions for some of Canada's leading organizations. You Are A Full Stack Engineering Manager who brings strong front-end and back-end development experience, cloud-first delivery expertise, and the leadership...

Affirm's engineering team is building a large-scale, fault-tolerant, and global infrastructure that is shared across multiple financial products, merchants, and vendors. We pride ourselves on our culture across engineering of writing blameless postmortems as well as writing detailed tech specs and gathering feedback before large changes to systems. The AI...

The Batch Developer Experience team makes batch development and testing faster and more reliable at affirm As a developer on this team you will partner with product and infrastructure engineers to build the tools and systems that streamline workflows, strengthen testing and ultimately improve the reliability of affirm’s critical batch workloads With the...

Blackpoint Cyber is the leading provider of world-class cybersecurity threat hunting, detection and remediation technology. Founded by former National Security Agency (NSA) cyber operations experts who applied their learnings to bring national security-grade technology solutions to commercial customers around the world, Blackpoint Cyber is in hyper-growth...

Blackpoint Cyber is the leading provider of world-class cybersecurity threat hunting, detection and remediation technology. Founded by former National Security Agency (NSA) cyber operations experts who applied their learnings to bring national security-grade technology solutions to commercial customers around the world, Blackpoint Cyber is in hyper-growth...

A leading technology company is seeking a backend software engineer for a remote position in Toronto. The role involves designing secure backend services, collaborating on API development, and working with modern frameworks. Candidates should have a minimum of 5 years experience, strong skills in Python or Go, and familiarity with PostgreSQL. This role...

We Are At Accenture Technology, you'll help lead enterprise transformation programs, guide engineering teams, and deliver innovative cloud-native solutions for some of Canada's leading organizations. You Are A Full Stack Engineering Manager who brings strong front-end and back-end development experience, cloud-first delivery expertise, and the leadership...

The Partner Merchant Interfaces - Integration team within Decisions Foundations is growing and we are looking for a Software Engineer You will be part of a fast paced team which is responsible for the APIs that Partners and Merchants use to integrate with affirm, and also power some of our top partners like Amazon and Stripe With the support of your team,...

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....

At affirm, 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 Data and Storage Services team is responsible for affirm's data infrastructure across OLTP and OLAP systems, spanning critical online checkout databases, batch...