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Senior Amazon Software Engineer Jobs in London, ON

Bullish

Senior Engineer, Risk Engineering

London, ON · On-site

Work closely with senior technical leadership to understand risk models and decompose complex ... Software Design Fundamentals: Well-versed in Agile methodologies, design patterns, DRY principles ...

DV Trading

Senior AI Engineer

London, ON · On-site

Partner with the agent engineering team to ensure the model layer meets agent workload Requirements: * 5+ years software engineering; strong Python * Production fine-tuning or distillation of open ...

Proton

Senior Foundation Engineer (Drive)

London, ON

As a Senior Drive Foundation Engineer, you will play a crucial role in designing, implementing, and ... Job requirements: * 5+ years of professional software development experience, with a focus on the ...

ZTR

Senior Firmware Developer

London, ON · On-site

Bachelor's of Computer Science, Software Engineering or related technical field. * Expert in C++ or C * Strong foundation in firmware development of battery-powered and low-power embedded devices ...

ZTR

Senior Firmware Developer

London, ON · On-site

Bachelor's of Computer Science, Software Engineering or related technical field. * Expert in C++ or C * Strong foundation in firmware development of battery-powered and low-power embedded devices ...

Proton

Senior Front End Engineer (Docs)

London, ON

We are seeking a senior engineer who is passionate about client-side architecture, system design ... Strong understanding of software engineering best practices, such as SOLID, Design Patterns, CI/CD

Ellisdon

Sr. DevSecOps Analyst

London, ON · On-site

CA$110K - CA$160K/yr

Engineer secure-by-default platforms, configurations, and infrastructure patterns. * Implement and ... swarm/Amazon ECS/Kubernetes (GKE and AKS). * Strong troubleshooting and problem-solving skills.

LAPORTE L.E.I.

Structural Engineer

London, ON · Hybrid

LAPORTE is looking for a senior structural engineer with ideally a minimum of 7 years of experience ... Experience with structural design software (e.g., ETABS, SAP2000, STAAD, S-Frame, or equivalent) is ...

LAPORTE L.E.I.

Structural Engineer

London, ON · Hybrid

LAPORTE is looking for a senior structural engineer with ideally a minimum of 7 years of experience ... Experience with structural design software (e.g., ETABS, SAP2000, STAAD, S-Frame, or equivalent) is ...

Wood Plc

Senior Geochemist

London, ON · On-site +1

Our team includes geochemists with backgrounds in geology, aqueous geochemistry and engineering ... Demonstrated abilities with geochemical and water quality modeling using industry-standard software ...

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Senior Amazon Software Engineer information

What does a Senior Amazon Software Engineer do?

A Senior Amazon Software Engineer designs, develops, and maintains large-scale software systems that support Amazon's vast online ecosystem. They lead technical projects, mentor junior engineers, and collaborate closely with cross-functional teams to deliver innovative solutions. Their role involves problem-solving, writing efficient code, and ensuring the scalability and reliability of Amazon’s services. Senior engineers are also responsible for setting technical direction and influencing best practices across their teams.

What are the key skills and qualifications needed to thrive as a Senior Amazon Software Engineer?

To thrive as a Senior Amazon Software Engineer, you need advanced programming expertise (e.g., Java, C++, Python), strong problem-solving skills, and a bachelor's or higher degree in computer science or a related field. Familiarity with Amazon Web Services (AWS), distributed systems, and version control tools like Git is typically required, along with knowledge of scalable software architectures. Effective communication, leadership, and a collaborative mindset help drive cross-team projects and mentor junior engineers. These skills are vital for delivering robust, high-impact solutions and fostering innovation within Amazon's fast-paced, customer-focused environment.

What are some common challenges Senior Amazon Software Engineers face when leading cross-functional projects?

Senior Amazon Software Engineers often lead projects that require collaboration across multiple teams, such as product management, UX, and infrastructure. One common challenge is aligning priorities and timelines between teams with differing goals, which requires strong communication and negotiation skills. Additionally, handling the scale and complexity of Amazon's systems means navigating legacy codebases, ensuring high reliability, and maintaining performance under significant user load. Successfully managing stakeholder expectations and fostering a culture of ownership are also key aspects of the role.

What is the difference between Senior Amazon Software Engineer vs Amazon Software Engineer?

AspectSenior Amazon Software EngineerAmazon Software Engineer
Required ExperienceTypically 5+ years of experience, leadership skillsEntry to mid-level, 1-3 years of experience
ResponsibilitiesDesigning complex systems, mentoring juniors, leading projectsDeveloping features, fixing bugs, learning systems
Work EnvironmentCollaborative teams, cross-functional projects, high-impact rolesTeam-based, focused on individual contributions
CertificationsNot mandatory but beneficial (e.g., AWS certifications)Not typically required

The main difference between a Senior Amazon Software Engineer and an Amazon Software Engineer lies in experience, responsibilities, and leadership. Senior engineers handle complex projects, mentor others, and have a broader impact, while Amazon Software Engineers focus on developing features and gaining experience. Both roles work within Amazon's fast-paced environment, but seniority brings additional expectations and leadership opportunities.

What are popular job titles related to Senior Amazon Software Engineer jobs in London, ON?

For Senior Amazon Software Engineer jobs in London, ON, the most frequently searched job titles are:

What job categories do people searching Senior Amazon Software Engineer jobs in London, ON look for?

The top searched job categories for Senior Amazon Software Engineer jobs in London, ON are:

Senior Amazon Software Engineer jobs near you

Senior Engineer, Risk Engineering

Bullish

London, ON • On-site

Full-time

Re-posted 15 days ago

Key responsibilities

  • Develop and maintain high-performance JVM services and APIs focused on low-latency and efficient memory management.

  • Work with senior leadership to understand risk models and implement robust solutions for financial risk calculations.

  • Collaborate with quantitative analysts and product teams to implement solutions for risk models and financial products.

Job description

About BullishBullish is an institutionally focused global digital asset platform that provides market infrastructure and information services. These include:BullishExchange- a regulated and institutionally focused digital assets spot and derivatives exchange, integrating a high-performance central limit order book matching engine with automated market making to provide deep and predictable liquidity. Bullish Exchange is regulated in Germany, Hong Kong, and Gibraltar.CoinDeskIndices- a collection of tradable proprietary and single-asset benchmarks and indices that track the performance of digital assets for global institutions in the digital assets and traditional finance industries.CoinDeskData- a broad suite of digital assets market data and analytics, providing real-time insights into prices, trends, and market dynamics.CoinDeskInsights- a digital asset media and events provider and operator ofCoindesk.com, a digital media platform that covers news and insights about digital assets, the underlying markets, policy, and blockchain technology.

Reports to:

Director, Engineering

Engineering Organization & Culture

At Bullish, we are engineering the institutional standard for the digital asset industry. Our mission is to build a platform where security and compliance are the foundational core, requiring a commitment to technical excellence that goes beyond simply delivering code. We operate as a global engineering organization, setting a high bar in a demanding environment for those driven to do the best work of their careers alongside world-class peers.

We value engineers who treat development as a craft and own the outcome from concept to deployment. You will be expected to navigate the unknown, bring structure to ambiguity, and help shape the frameworks and processes that drive our global teams forward. We refuse to compromise on quality and seek problem solvers who thrive on high-impact technical challenges.

The Team: Risk Engineering

The Risk Engineering team builds the high-performance computational backbone that safeguards our exchange operations. Bridging quantitative finance and systems engineering, we optimize the mission-critical risk calculations that evaluate margin requirements, stress scenarios, and portfolio exposures in real-time, ensuring every trade is backed by solid financial guardrails. Our technical domain spans low-latency JVM optimization, zero-allocation hot paths and complex financial modeling.

What You'll Do

  • High-Performance JVM Engineering: Develop and maintain high-quality, scalable, and performant JVM services and APIs, with an eye toward low-latency and efficient memory management.

  • Technical Translation & Risk Modeling: Work closely with senior technical leadership to understand risk models and decompose complex business requirements into well-tested, robust implementations.

  • Cross-Functional Collaboration: Collaborate with quantitative analysts and product teams to implement reliable solutions for financial products and risk models.

  • Continuous Codebase Optimization: Actively optimize and refactor the existing codebase to enhance automated testing, performance, and maintainability.

  • Engineering Excellence: Write clean, well-documented code, participate actively in code reviews, and champion agile best practices within the team.


What You'll Bring

  • Professional Experience: 5+ years of professional experience as a Java backend engineer.

  • Mindset and Ownership: A strong sense of accountability and the agility to thrive and adapt in a dynamic startup environment.

  • Language Proficiency: Advanced proficiency in Java, with a solid understanding of multi-threading, concurrency, and JVM performance tuning.

  • Testing Methodologies: Strong hands-on experience with automated testing methodologies, including unit/integration testing, TDD, and exposure to simulation or stress testing.

  • Software Design Fundamentals: Well-versed in Agile methodologies, design patterns, DRY principles, Clean Code, and microservices architecture.

  • Technical Ecosystem: Proficient with modern DevOps and cloud tools, including Git, Docker, Kubernetes, and cloud platforms (GCP preferred).

  • Financial Domain Awareness: Good foundational understanding of financial products, risk management concepts, or risk methodologies (e.g., SPAN, VaR).

  • Analytical Aptitude: Strong mathematical, analytical, and problem-solving skills.

  • Educational Foundation: Bachelor's degree in Computer Science, Engineering, or a related technical field.


Nice To Haves

  • Familiarity with event-sourced architectures, columnar databases, Kotlin, or low-latency libraries like Chronicle Queue.

  • Interest or minor experience in mentoring junior peers and contributing to a collaborative engineering culture.

Bullish is proud to be an equal opportunity employer. We are fastevolving and striving towards being a globally-diverse community.With integrity at our core, our success is driven by a talented team of individuals and the different perspectives they are encouraged to bring to work every day.

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