85 systems software engineer jobs at 54 companies in Tonawanda, NY
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Software Engineer - Test Systems
Buffalo, New York, United States
$80k-$105k/yr HybridFull Time
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.
LabVIEW, Python, C, C++, Simulink
1mo
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Senior Systems Engineer (Systems Delivery)
Toronto, Ontario, Canada
$180k-$220k/yr OnsiteFull Time
5+ YOEBSc in engineering, 5+ years systems engineering experience, experience documenting test plans for hardware/firmware/software, bringing systems from research to pilot assembly, working with multi-domain teams; preferred experience with quantum systems, DfM/DFT, FMEA, and model-based systems engineering.
2mo
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Software Engineer
Toronto, Ontario, Canada
HybridFull Time
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
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Senior Software Engineer
Toronto, Ontario, Canada
$121k-$170k/yr HybridFull Time
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
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Software Engineer (242803)
Toronto, Ontario, Canada
OnsiteFull Time
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
3w
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Senior Software Engineer - Mainframe
Buffalo, New York, United States
$97k-$162k/yr HybridFull Time
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
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Software Engineer, Core Maps
Toronto, Ontario, Canada
$108k-$135k/yr HybridFull Time
3+ YOE3+ years software engineering experience, BS/MS or equivalent preferred, strong in GoLang or Python, experience with AWS, Airflow/DAGs, distributed systems, databases, and strong communication skills.
Python, GoLang, AWS, Airflow, DAGs
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Software Developer
Tonawanda, New York, United States
$77k-$112k/yr OnsiteFull Time
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%.
Vue.js, Python, FastAPI
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Software Engineer, Simulation
Toronto, Ontario, Canada
$150k-$365k/yr HybridFull Time
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
3mo
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Structural Building Systems Engineer I
Buffalo, New York, United States
$81k-$102k/yr OnsiteFull Time
4+ YOEBachelor's in Civil Engineering, 4+ years structural engineering experience, AutoCAD/Revit, design software (Enercalc, RISA, Bentley Structural System), professional licensure, knowledge of IBC/ASCE-7/ACI/AISC, Microsoft Office.
AutoCAD, Revit, Enercalc, RISA, Bentley Structural System, Microsoft Office
3mo
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Senior Platform Systems Engineer
Toronto, Ontario, Canada
$160k-$180k/yr HybridFull Time
5+ YOEExtensive experience with Kubernetes/EKS, Terraform/OpenTofu, AWS, Cloudflare; production systems engineering; Go or Rust; security/compliance; DR and incident response.
Kubernetes, Terraform, AWS, Cloudflare, Go, Rust, TypeScript, PostgreSQL, MongoDB, ClickHouse, Pinot, Aurora PostgreSQL, GitOps
2mo
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Senior Staff Software Engineer
Toronto or Canada
$140k-$180k/yr RemoteFull Time
12+ YOE12+ years software engineering; Staff level; foundational systems; multi-stack backend; strong architecture and leadership.
AWS, GCP, Azure, Kubernetes, CI/CD, OpenTelemetry, Prometheus, Grafana, Claude Code, Copilot
1w
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Lead Software Engineer, AI
Eagan or Frisco or Toronto or Ann Arbor
$127k-$237k/yr HybridFull Time
Extensive experience architecting and shipping production AI/LLM-powered systems, strong backend and distributed systems skills, production reliability and observability experience, and ability to mentor senior engineers.
LLM APIs, AWS Bedrock AgentCore, Headspace
1mo
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Software Engineer
Toronto, Ontario, Canada
HybridFull Time
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.
TypeScript, Node, LLMs
1w
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Software Engineer, Machine Learning Infrastructure
Canada or Toronto
$172k-$258k/yr HybridFull Time
2+ YOE2+ years software development experience with service-oriented architecture, distributed systems, production ML platforms or MLOps, operations for high-availability systems, and cross-team collaboration.
1mo
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Business Systems Developer
Medina, New York, United States
$125k/yr OnsiteFull Time
Experience building internal or customer-facing software, translating business processes into practical solutions, web apps, integrations, APIs, SQL databases, cloud and automation experience, familiarity with AI, and strong communication skills.
APIs, SQL, artificial intelligence
2mo
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Embedded Software Engineer
Toronto, Ontario, Canada
$90k-$100k/yr OnsiteFull Time
3+ YOE3+ years embedded or PC software development; strong C/C++, Linux/BASH, embedded systems for ARM/x86_64; networking and broadcast standards (ST2110, PTP); Git/CVS; Java/JavaScript/HTML; strong communication.
C, C++, Linux, BASH, ARM, x86_64, Java, JavaScript, HTML, Git, CVS, ST2110, PTP, SMPTE, IBU, Magellan, SNP, SDN Orchestrator, Versio Playout
3w
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Software Engineer III
Buffalo, New York, United States
OnsiteContract
6+ YOE6+ years systems analysis and application development experience; strong expertise in C#, VB.NET, .NET, Angular, TypeScript, SQL Server, SSIS, and GitLab; experience leading projects and mentoring developers.
C#, VB.NET, .NET, Angular, TypeScript, SQL Server, SSIS, GitLab, Microsoft Azure, Azure Data Factory, Terraform, Python, Microsoft Power BI, Automic, Jira, Zephyr, ServiceNow
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Staff Software Engineer, Capital
Buffalo, New York, United States
$165k-$190k/yr OnsiteFull Time
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.
Python, AWS, SQL, Kafka, Git, GitHub Actions, Jenkins, TeamCity, Datadog, CloudWatch Logs, Docker, Kubernetes, CI/CD
2w
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MTS 1, Software Engineer, Full Stack
Toronto, Ontario, Canada
$142k-$190k/yr HybridFull Time
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.
NodeJS, Java, React, ReactJS, HTML/CSS, TypeScript, SpringBoot, SQL, Python, Scala
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