93 system software engineer jobs at 60 companies in Tonawanda, NY
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Software Engineer
Toronto, Ontario, Canada
HybridFull Time
OpendoorNASDAQ: OPEN: Online platform for buying and selling residential real estate.
Deep software engineering experience with production systems; strong fundamentals in at least one language; experience with relational databases; willing to relocate to listed cities (Miami, Toronto, or Seattle).
Relational databases, General-purpose programming languages, AI tools
NasdaqNASDAQ: NDAQ: Operates global electronic marketplaces and provides financial technology services.
10+ YOEBachelor's degree or equivalent, 10+ years professional software engineering experience with Core Java, experience building cloud-native, containerized, distributed microservice systems.
ScotiabankToronto Stock Exchange: BNS: Provides global personal, commercial, and investment banking services.
Advanced software engineering expertise across applications and systems; experience with IBM tools, Java/Spring, Node.js, Python, relational and NoSQL databases, containerization, cloud platforms, DevOps tools, and incident triage.
3+ YOEExpert-level mainframe software engineering with minimum 3 years systems analysis or application development experience (degree-dependent). Knowledge of mainframe SDLC, testing, resiliency, and modernization.
LindeNYSE: LIN: Supplies industrial gases and develops gas processing technologies.
7+ YOEBachelor's in CS or related, 7+ years software development, full-stack expertise (frontend SPA, backend Python), system architecture, relational DB design, mentorship, and willingness to travel up to 20%.
Doppel: Provides AI-native defense against digital social engineering and impersonation.
Experienced fullstack engineer to build a Simulation product integrating AI agents, large-language models, and voice synthesis into scalable systems for detecting and simulating social-engineering attacks.
large-language models, voice synthesis, AI agents, Threat Grid
MoogNYSE: MOG.A: Design and manufacture of precision motion control systems.
Bachelor's in engineering, experience developing automated test systems; programming in LabVIEW, Python, C/C++ or Simulink; strong troubleshooting and communication skills; ability to travel internationally.
Magical: Automates healthcare administrative workflows using agentic AI.
Experience building backend or full-stack production systems; strong fundamentals in databases, APIs, queues, async workflows, and observability; comfortable with TypeScript/Node and integrating AI/LLMs into production.
Xanadu: Develops fault-tolerant quantum computers and open-source software using photonics.
7+ YOEBSc required, 7+ years engineering experience, technical leadership, production systems on AWS, proficiency with GitHub, Python, Rust, Postgres, Docker, Terraform; strong system design and CI/CD experience.
Thomson ReutersNASDAQ: TRI: Provides professional software, data, and news services globally.
1+ YOEBachelor's in CS or related, 1+ years software development, experience building and deploying AI/ML systems, proficiency in Python, familiarity with ML frameworks, Git, data libraries, and cloud platforms preferred.
ACV AuctionsNYSE: ACVA: Digital marketplace for buying and selling wholesale used vehicles.
8+ YOEBS or equivalent, 8+ years experience, expert Python, distributed systems and event-driven design, CI/CD and deployment automation, AWS/SQL/Kafka, testing and debugging distributed systems, financial systems experience.
eBayNASDAQ: EBAY: Global online marketplace for buying and selling diverse products.
5+ YOE5+ years software design and implementation experience; 2+ years distributed systems or data platform experience; experience with React/Java/TypeScript/NodeJS; BS/MS in CS or related; strong communication and systems design skills.
Staff Software Engineer – Confluent Control Plane Core Infrastructure
Markham or Toronto or Vancouver or Canada
$134k-$248k/yrRemoteFull Time
IBMNew York Stock Exchange: IBM: Global technology providing enterprise software, cloud, and consulting.
6+ YOETypically 6+ years software engineering experience; deep distributed systems and cloud expertise; hands‑on with Kubernetes and one or more of Go, Java, or Scala; strong design, SLOs/observability, and cross-team leadership.
OktaNASDAQ: OKTA: Provide secure identity management and authentication for enterprises.
4+ YOE4+ years professional software development; proficiency with Node.js (TypeScript/JavaScript); experience building distributed systems on AWS or Azure; strong testing and product-oriented mindset; on-call participation.
Proofpoint: Provides cybersecurity solutions for email, cloud, and data protection.
8+ YOE8+ years building production backend or full-stack systems; strong Python, Postgres, API integration with OAuth; experience with distributed/asynchronous systems; leadership in technical execution.
Copy of Senior Software Engineer, Billing Platform
Toronto, Ontario, Canada
$200k-$295k/yrHybridFull Time
Sentry: Developer platform for error tracking and performance monitoring.
Senior-level engineer with experience building and operating high-accuracy distributed systems, mentoring engineers, and ensuring reliability and financial correctness at scale.
Ford Motor CompanyNYSE: F: Ford manufactures, sells, and services vehicles and mobility solutions.
3+ YOEBachelor's in Computer/ Electrical Engineering or Computer Science required; 3+ years software development experience (embedded/mobile/consumer electronics), 3+ years C/C++ experience, RTOS and multi-threaded embedded systems experience; Master's and additional skills preferred.
Alberta or Calgary or Canada or Toronto or Vancouver
RemoteFull Time
StackAdapt: Self-serve programmatic advertising platform for digital marketers.
2+ YOE2+ years backend experience, strong algorithms/problem solving, experience with Go/Java/Python/C++ and distributed systems, Kafka and distributed databases experience preferred.
Golang, Kafka, Kubernetes, Redis, ScyllaDB, TiDB, Java, Python, C++
San Francisco or Ottawa or Phoenix or Toronto or Los Angeles or Denver or Salt Lake City or Atlanta or Chicago or Houston or Portland or New York City or Vancouver or San Diego or Sacramento or Jacksonville or Seattle or Mexico City or Austin or Miami or Boston or Dallas or Charlotte
$141k-$267k/yrHybridFull Time
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
Significant backend engineering experience building and scaling distributed systems; strong coding in Ruby/Scala/Go/Python; expertise in reliability, observability, SLOs, and mentoring; cross-functional collaboration experience.