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Senior Java Software Engineer Jobs in Ottawa, ON

Targeted Talent

Java Technical Lead

Ottawa, ON · Remote

You Have: * 5+ years' experience as a Software Developer * Prior experience mentoring junior ... Experience working with Java , including great working knowledge of Java8 Lambdas and streaming ...

Targeted Talent

Java Technical Lead

Ottawa, ON · Remote

You Have: * 5+ years' experience as a Software Developer * Prior experience mentoring junior ... Experience working with Java , including great working knowledge of Java8 Lambdas and streaming ...

Warnerbros

Software Developer II

Kanata, ON

... Engineer II (Dev 2) on Dalton, you will focus primarily on backend development, working on Java ... senior engineers Contribute to documentation and shared understanding of system behavior, data ...

Thales

Senior Software Developer

Ottawa, ON · Hybrid

Position Summary The Senior Software Developer will implement software for defence and security applications, with a particular expected focus on Research & Development applications related to Army ...

New

Intact Financial

Software Developer Senior

Ottawa, ON · Hybrid

... Java alongside any additional languages or scripting supported by the platform or integrated ... Collaborate with SMEs, engineers, and architects to translate business and technical requirements ...

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Senior Java Software Engineer information

What are some common challenges faced by Senior Java Software Engineers when leading development projects?

Senior Java Software Engineers often encounter challenges such as balancing hands-on coding with leading and mentoring team members, managing tight project deadlines, and ensuring code quality across the team. They are also responsible for making key architectural decisions and integrating new technologies while maintaining system stability. Effective communication and collaboration with cross-functional teams, including QA, DevOps, and product managers, are essential to successfully deliver robust solutions.

What does a Senior Java Software Engineer do?

A Senior Java Software Engineer is responsible for designing, developing, and maintaining complex software applications using the Java programming language. They often lead technical projects, mentor junior developers, and collaborate with cross-functional teams to deliver high-quality software solutions. Their role includes analyzing user requirements, troubleshooting issues, optimizing code for performance, and ensuring best practices in software development. Senior Java engineers are also involved in code reviews and may contribute to architectural decisions within their organization.

What are the key skills and qualifications needed to thrive as a Senior Java Software Engineer, and why are they important?

To thrive as a Senior Java Software Engineer, you need advanced proficiency in Java programming, software design principles, and a solid understanding of computer science fundamentals, often backed by a degree in computer science or a related field. Experience with frameworks like Spring, build tools such as Maven or Gradle, and version control systems like Git is typically required, along with knowledge of cloud platforms or containerization tools. Strong problem-solving abilities, effective communication, and leadership skills help you mentor team members and collaborate on complex projects. These competencies are crucial for delivering robust, scalable software solutions and leading development teams in dynamic environments.
What are the most commonly searched types of Java Software Engineer jobs in Ottawa, ON? The most popular types of Java Software Engineer jobs in Ottawa, ON are:
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What cities near Ottawa, ON are hiring for Senior Java Software Engineer jobs? Cities near Ottawa, ON with the most Senior Java Software Engineer job openings:
Senior Java Software Engineer jobs near you
Infographic showing various Senior Java Software Engineer job openings in Ottawa, ON as of July 2026, with employment types broken down into 90% Full Time, 7% Part Time, and 3% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution.

Senior Software Engineer, Backend (Canada)

Centari

Ottawa, ON • Remote

CA$130K - CA$190K/yr

Full-time

PTO

Re-posted 18 days ago

Job description

About Centari

At Centari, we believe that in high-stakes dealmaking, the competitive edge lies within unlocking your firm's private deal data. Centari is building the deal intelligence platform for the future of law and finance, moving beyond simple automation and into a world of data-driven dealmaking. Our proprietary Deal Reasoning Engine transforms a firm’s goldmine of complex documents into strategic insights, empowering global deal teams to negotiate with the full force of their organization’s collective knowledge.
Our platform spans M&A, credit finance, fund formation, and real estate. Every deal a firm runs through Centari makes the next one sharper, giving deal teams a clearer view of the market than anyone on the other side of the table.
Today, Ropes & Gray, Willkie, Fried Frank, Wilson Sonsini, and practices across the AmLaw 25 and Magic Circle rely on Centari. We're backed by GTMfund, Jeremy Kranz (former DoorDash board), Andy Appelbaum (Seamless), Jack Altman, South Park Commons, and Recall Capital.
We are drawn to complexity because that is where true innovation happens. If you’re a builder who thrives in ambiguity and operates with radical ownership, we’d love to meet you.
For more information, check out centari.com or find us on LinkedIn.

About the Role

We are hiring a Senior Software Engineer, Backend to join our product team. You'll be a key player in designing and building Centari's core AI technology, working alongside engineers who share a bias for action. As one team, you'll write code, shape the product, interact with customers, and drive initiatives from concept to completion.

Our systems are built with Go and React/TypeScript, leveraging cutting-edge LLM technologies across infrastructure, search, and persistence layers. If you're passionate about building impactful LLM applications and thrive on owning complex challenges, we want to hear from you.

Requirements

  • At least 5+ years of experience building production-ready applications in Go or another strongly typed language.

  • Some experience with or strong interest in LLMs, knowledge graphs, semantic search, and other AI/ML technologies.

  • Proven ability to work with cutting-edge technology and eagerness to learn new skills.

  • Willingness to roll up sleeves and get things done - our engineers are comfortable switching between different technical domains as needed.

  • Strong collaboration skills and ability to work effectively in a fast-paced environment.

  • Experience as a tech lead or driving projects end to end.

Nice to have

  • Experience in enterprise SaaS or with highly regulated industries (e.g., legal, financial services, healthcare).

  • Experience in a startup environment.

  • Specialized experience and skills in either full-stack product development or data/ML infrastructure.

What we offer

  • Build at the frontier of AI for knowledge work, with a highly engaged user base from top firms.

  • Flat organizational structure promoting autonomy and direct impact.

  • Meaningful equity in a high-growth startup.

  • Competitive salary

  • 100% remote. Flexible PTO.

Compensation Range: CA$130K - CA$190K