543 software systems engineer jobs at 232 companies in Lockport, NY

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
1mo
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Systems Software Engineer
Toronto, Ontario, Canada
$110k-$150k/yr HybridFull Time
Xanadu
Xanadu: Develops fault-tolerant quantum computers and open-source software using photonics.
2+ YOE2+ years Python experience; experience with instrument drivers, Linux, Docker, TCP/IP/SSH; understanding of full software lifecycle, asynchronous programming, troubleshooting hardware-software stacks, and working onsite in Toronto >=4 days/week.
Python, Linux, Docker, SCPI, IVI, VISA, serial, USB, TCP/IP, SSH, async/await, threading, multiprocessing
2w
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Systems Engineer - Rail Signaling / Systems Engineer - Rail Signaling
Toronto, Ontario, Canada
HybridFull Time
SOGECLAIR
SOGECLAIREuronext Paris: ALSOG: Develops engineering solutions and products for the transportation industry
4+ YOEBachelor's in Engineering/CS,4+ years developing software-based system applications,5+ years URS/rail signaling or similar,knowledge of SDLC and modern software engineering,CBTC domain expertise.
DOORS, Polarion, Melody Advance
1mo
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Senior Software Engineer (C++ / Real-Time Systems)
Toronto or North America
OnsiteFull Time
Derq
Derq: Provides AI-powered traffic safety and smart infrastructure solutions.
10+ YOEBachelor's in CS or related, 10+ years in software/systems engineering, strong modern C++ and Linux experience, real-time/low-latency systems, data structures and algorithms, debugging and automated testing skills.
C++, Linux, Make
1mo
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Software Engineer
Toronto, Ontario, Canada
HybridFull Time
Opendoor
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
2mo
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Senior Software Engineer - AI/Computer Vision (Camera Systems)
Toronto or Vancouver
$63k-$128k/yr HybridFull Time
Motorola Solutions
Motorola SolutionsNYSE: MSI: Provides mission-critical communications and public safety technology.
4+ YOESenior C++ engineer with 4+ years in software development; experience with embedded camera systems, AI model deployment on embedded platforms; strong Linux experience; OpenCV and ML frameworks preferred.
OpenCV, TensorFlow, PyTorch, ONNX Runtime, GitHub Actions, Azure DevOps, C++, Python, Linux
2w
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Senior Software Engineer
Toronto, Ontario, Canada
$121k-$170k/yr HybridFull Time
Nasdaq
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.
Core Java, Apache Kafka
2w
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Senior Software Engineer
Toronto, Ontario, Canada
OnsiteFull Time
ZoomInfo
ZoomInfoNASDAQ: GTM: Provides B2B contact data and sales intelligence software.
8+ YOE8+ years software engineering experience; strong Go or TypeScript/JavaScript proficiency; experience with GitOps/ArgoCD, Helm, Kubernetes, cloud (GCP/AWS), building/operating platform or delivery systems.
TypeScript, Node, NestJS, ArgoCD ApplicationSets, Helm, GCP Cloud Run, Nx, Go, Temporal, Model Context Protocol (MCP), Agentic AI, GitHub Actions, Kubernetes (K8s), GCP, AWS, Terraform, Cadence, Airflow, A2A (Agent-to-Agent), GitOps
2mo
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Senior Systems Engineer, R&D Business Systems
Toronto, Ontario, Canada
$126k-$151k/yr HybridFull Time
Fivetran
Fivetran: Automates data movement into cloud data warehouses.
5+ YOE5+ years in software/system engineering; experience building integrations, APIs, data pipelines; SQL and cloud data warehouses; BI/data visualization; AI/LLM-powered utilities; strong communication in English.
TypeScript, JavaScript, Python, React, Jira, Zendesk, Salesforce, Aha!, BigQuery, SQL, GCP, CI/CD, Sigma, Looker Studio, Tableau, Power BI, AI agents, LLMs
1mo
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Platform Verification Engineer - Software Systems
San Francisco or Toronto or Dallas or Pittsburgh
$134k-$222k/yr HybridFull Time
Waabi
Waabi: Develops Physical AI for autonomous trucking and robotaxis.
3+ YOEBachelors in engineering and 3+ years in automotive/robotics or related industry; experience in systems verification & validation, autonomous vehicle stack, simulation, and strong software skills (Python, C++, Rust).
Python, C++, Rust, Continuous Integration (CI)
3w
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Software Engineer (242803)
Toronto, Ontario, Canada
OnsiteFull Time
Scotiabank
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.
Websphere, ACE, IIB, RSA, MQ, DB2, Java, Spring, XML, ESQL, Node.js, Express.js, Python, MySQL, PostgreSQL, MongoDB, Google Cloud, AWS, Azure, Docker, Kubernetes, Bitbucket, Git, Ansible, Jenkins, GitHub Copilot
1mo
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Senior Software Engineer, Agents
Vancouver or Toronto or London
$140k-$196k/yr HybridFull Time
Klue
Klue: AI platform for competitive and market intelligence.
Senior-level software engineering experience building backend and retrieval systems, working with LLM/agentic systems, Python, cloud infrastructure, search/vector DBs, and production reliability/observability.
OpenAI, Anthropic, Gemini, PydanticAI, Logfire, Elasticsearch, Pinecone, PostgreSQL, Docker, Kubernetes, GCP, Temporal, Python, Git, CI/CD, PGVector, AWS, Azure, Copilot, Curssor, Claude Code
1mo
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Intermediate Software Engineer
Toronto, Ontario, Canada
$80k-$105k/yr HybridFull Time
Big Viking Games
Big Viking Games: Develops and operates free-to-play mobile and social games.
3+ YOE3+ years professional software development; strong in at least one of Java, TypeScript, or PHP; SQL proficiency; experience shipping features to production; understanding of system architecture and algorithmic complexity; Bachelor's in CS/Engineering preferred.
TypeScript, HTML5, JavaScript, PHP, Java, SQL, MariaDB, Redis, Memcached, Docker, GitHub Actions, HTMX, ActionScript, Flash, Claude
3w
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Software Engineer, Sportsbook Platform
Canada or Toronto
$115k-$145k/yr RemoteFull Time
PENN Entertainment
PENN EntertainmentNASDAQ: PENN: Operates integrated casino gaming and online sports wagering platforms.
3+ YOE3+ years software engineering experience with distributed systems, GraphQL/gRPC APIs, PostgreSQL, Kubernetes, production on-call and performance troubleshooting experience.
Elixir, Phoenix, PostgreSQL, Kafka, gRPC, GraphQL, Kubernetes, DataDog, Phoenix, Ruby on Rails, Fast API, Laravel, Node, ExUnit, RSpec, Jest, pytest, Oban, Exq, Sidekiq, Celery, Beanstalk, Apache Kafka, RabbitMQ, AWS SQS, AWS SNS, Google Cloud Pub/Sub, Git, GitHub, Absinthe
3w
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Principal Software Engineer
Toronto or Toronto
$114k-$142k/yr HybridFull Time
Flexiti
Flexiti: Point-of-sale consumer financing and digital credit platform.
8+ YOE8+ years software development experience; BS/MS in CS/IS/Systems Engineering or equivalent; hands‑on coding and architecture experience; strong knowledge of .NET, JavaScript/TypeScript, Node.js, SQL/NoSQL, microservices, cloud, and AI tooling.
.NET, JavaScript, TypeScript, HTML, SCSS, Node.js, ExpressJS, NestJS, SQL, NoSQL, React, Angular, VueJS, GitHub Copilot, Claude, Cursor, OpenAI, Microsoft Azure AI, AWS, GCP, Microsoft Azure
3mo
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Software Engineer
London or Toronto
£77k-£95k/yr HybridFull Time
CircleCI
CircleCI: Provides a platform for continuous integration and delivery.
3+ YOEAI-native engineering, 3+ years of production full-stack/backend experience, Go backend, system design, distributed services.
Go, API design, Datadog, Honeycomb, Rollbar, AI tools
2mo
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Senior Software Engineer
Toronto, Ontario, Canada
$120k-$160k/yr HybridFull Time
NewRich Network
NewRich Network: A social learning platform for digital entrepreneurs and creators.
8+ YOE8+ years in software engineering; experience designing and scaling distributed systems; backend focus with modern tech stack; leadership and ownership mindset.
PHP/Laravel, TypeScript, Node.js, Go, MySQL, PostgreSQL, AWS, Redis, React, Pest, PHPUnit, Playwright, ESLint, Prettier, Pint, Psalm, CI/CD, GitHub Actions
2mo
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Staff Software Engineer, Builders
Toronto or San Francisco
$213k-$288k/yr HybridFull Time
EvenUp
EvenUp: AI-powered document generation and analysis for personal injury law.
8+ YOE8+ years software engineering experience at Staff level or equivalent; strong systems-thinking, diagnostic, architectural and communication skills; product-minded with experience at high-growth SaaS companies.
1mo
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Principal Software Engineer, MADS
Toronto, Ontario, Canada
$185k-$310k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
10+ YOE10+ years software development, 7+ years building large-scale distributed systems, experience leading technical strategy for orgs of 30+ engineers, expertise in streaming/batch/columnar data systems, Bachelor's in CS or equivalent.
Kafka, Flink, Kinesis, Spark, EMR, Parquet, Iceberg, Delta Lake, S3, SQS, Firehose
1mo
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Principal Software Engineer
Toronto or California or Colorado or Illinois or New York or Washington or New York City
$184k-$276k/yr RemoteFull Time
Okta
OktaNASDAQ: OKTA: Provide secure identity management and authentication for enterprises.
8+ YOE8+ years software engineering experience (3+ years senior/staff leadership), proven large-scale distributed systems design, microservices/event-driven expertise, proficiency in Java/Kotlin/Go, cloud infrastructure experience preferred, BS in CS or equivalent.
Java, Kotlin, Go, AWS, GCP, Azure
1w
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Senior Software Engineer - Mainframe
Buffalo, New York, United States
$97k-$162k/yr HybridFull Time
M&T Bank
M&T BankNYSE: MTB: Provides retail, commercial, and wealth management banking services.
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.
IBM z/OS, COBOL, CICS, JCL, VSAM, DB2 for z/OS, TSO/ISPF, SDSF, Easytrieve+, GitLab, File-AID, Abend-AID, Xpediter, InterTest, CA7, Control-M, MQ, z/OS Connect, ZDIH