1,464 sr software engineer jobs at 462 companies in Newfane, NY
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Sr Software Developer
Toronto, Ontario, Canada
OnsiteFull Time
7+ YOEBachelor's in CS/Software Engineering, 7+ years Java/Spring Boot development, 5+ years real-time transaction processing experience in capital markets, TDD, SQL, CI/CD, Git, and demonstrated use of generative AI tools.
Java, Spring Boot, FIX, Solace, Kafka, C#, .NET, Apache Hadoop, Apache Spark, Python, Microsoft SQL Server, Git, CI/CD, Generative AI Agents, Agentic AI, AI Agents, AI Alignment
3mo
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Sr. Software Development Engineer, Alexa Connections
Toronto, Ontario, Canada
$151k-$252k/yr OnsiteFull Time
5+ YOE5+ years of professional software development experience; experience leading design/architecture; mentoring or tech lead experience; strong CS fundamentals.
3mo
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Sr Software Engineer- Fullstack
Toronto, Ontario, Canada
RemoteFull Time
5+ YOE5+ years of software engineering experience; strong Python backend and API development; AWS serverless; IaC and observability; React/TypeScript frontend; collaboration with design/product; AI tools in SDLC.
Python, AWS, API Gateway, Lambda, DynamoDB, Terraform, GitHub Copilot, Cursor
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Sr. Software Developer, Quality Platform
Toronto, Ontario, Canada
$100k-$135k/yr OnsiteFull Time
8+ YOEBachelor's or equivalent experience, 8+ years in software/platform engineering, strong backend and API experience, CI/CD and Kubernetes expertise, Infrastructure as Code, observability, and developer tooling experience.
Kubernetes, CI/CD, Infrastructure as Code, ChatGPT, Claude, Copilot
2mo
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Sr. Software Engineer
Toronto, Ontario, Canada
OnsiteFull Time
5+ YOEBachelor's degree or equivalent; 5+ years Java and Python, APIs, SQL/PostgreSQL, Maven/Gradle, Spring Boot; 3+ years Google Cloud Platform; experience with agentic frameworks and LLM/GenAI fundamentals.
Java, Python, ADK, LangChain, LangGraph, RESTful APIs, SQL, PostgreSQL, Maven, Gradle, J2EE, Spring Boot, Google Cloud Platform, GitHub Copilot, Gemini CLI, Dataflow, Apache Beam, Bigtable, BigQuery, Pub/Sub, GCS, Composer, Airflow, HTML, JavaScript, Angular, Bootstrap, LLM, Infrastructure as Code (IaC), Serverless, Microservices
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Sr. Software Engineer
Toronto, Ontario, Canada
$108k-$158k/yr OnsiteFull Time
5+ YOE5+ years production-level backend experience with Java and Node.js, cloud platform experience (AWS/GCP/Azure), event-driven architectures, CI/CD, observability, and experience using AI-assisted development tools.
Java, Node.js, AWS, GCP, Azure, EC2, Lambda, API Gateway, Apache Kafka, S3, Jenkins, GitHub Actions, Datadog, Claude, Copilot, Cursor, Python, Go, React, Vue.js, Angular, Quarkus, Spring, Serverless, AWS SAM
2mo
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Sr. Software Development Engineer (1-Year Contract)
Markham, Ontario, Canada
$93k-$160k/yr OnsiteTemporary
5+ YOESenior software engineer with strong C/C++, OO design, and matrixed collaboration skills.
C, C++, Software Engineering, Linux
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Software Developer Sr
Toronto or Minneapolis or Canada or North America or Europe or Africa or Asia
$106k-$165k/yr RemoteFull Time
5+ YOE5+ years C#/.NET experience, 2+ years React/TypeScript, strong SQL Server skills, Docker and cloud (Azure/AWS/GCP) experience, CI/CD and automated testing knowledge, security fundamentals, and English proficiency.
C#, .NET, .NET 6, .NET 7, .NET 8, React, TypeScript, HTML5, CSS3, SVG, JSON, REST APIs, Web APIs, Microsoft SQL Server, LINQ, async/await, Docker, CI/CD, Microsoft Azure, AWS, GCP, OAuth2, OIDC, OpenTelemetry, Microsoft Application Insights, Prometheus, Kafka, Microsoft Azure Service Bus, Redis, LaunchDarkly, GitHub Copilot, Codeium, Sourcegraph Cody, ASP.NET Core/MVC, WCAG 2.1 AA
1mo
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Software Developer Sr
Toronto or Canada
$106k-$165k/yr RemoteFull Time
5+ YOE5+ years C#/.NET experience, 2–3+ years React and TypeScript, strong SQL Server skills, Docker/CI/CD and cloud (Azure/AWS/GCP) experience, automated testing and security (OWASP, OAuth2/OIDC).
C#, .NET, .NET 6, .NET 7, .NET 8, React, TypeScript, HTML5, CSS3, SVG, JSON, REST APIs, Web APIs, LINQ, ASP.NET Core/MVC, SQL Server, Docker, CI/CD, Azure, AWS, GCP, GitHub Copilot, Codeium, Sourcegraph Cody, OpenTelemetry, Application Insights, Prometheus, Kafka, Azure Service Bus, Redis, LaunchDarkly, OWASP, OAuth2/OIDC, LLM
2mo
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Sr. Software Developer - Civil 3D
Toronto, Ontario, Canada
OnsiteFull Time
5+ YOE5+ years in large-scale software development; C++ with Visual Studio; OOAD; performance tuning; Scrum experience; strong communication.
C++, C#, .NET, Python, Visual Studio, SQL
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Sr. Software Engineer, Platform
Ontario or British Columbia or Toronto or Victoria
$180k-$233k/yr RemoteFull Time
Strong backend engineering experience building production services and APIs; technical judgment for reliable, secure, auditable integrations; ability to turn ambiguous workflows into incremental designs and collaborate across teams.
Salesforce
3mo
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Sr Software Development Engineer
Toronto or United States
RemoteFull Time
Expert front-end engineer with strong TypeScript and modern JS framework experience (Angular preferred). Experience with REST/GraphQL, data visualization, accessibility (WCAG), cloud (AWS), and using agentic AI coding tools.
Angular, TypeScript, React, Vue, Claude Code, REST, GraphQL, D3, Chart.js, Highcharts, AWS, AWS QuickSight
2mo
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Sr. Software Engineer, AVP II
Toronto, Ontario, Canada
$91k-$141k/yr OnsiteFull Time
4+ YOEB.S. in CS/Engineering/Math/Physics required; 4+ years software engineering experience (4–7 preferred); 2–5 years financial services experience desired; hands-on with Java, JavaScript/TypeScript, React, SQL; strong communication skills.
Java, C#, SQL, React, JavaScript, TypeScript, SQL Server, Postgres, Oracle, Azure, Kubernetes, Kafka, Dynatrace, SolarWinds, Temporal, GitHub Copilot, Agentic AI tools, WinForms
1mo
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Sr. Software Engineer, Web
Toronto or Ontario
HybridFull Time
5+ YOE5+ years web application development with deep React/Redux knowledge; bachelor’s degree or equivalent; strong collaboration, communication, mentoring, testing, and AI-assisted workflow practices.
React, Redux
3d
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Sr. Software Engineer - Windows Sensor (Hybrid)
Redmond or New York City or Austin or Sunnyvale or Toronto
$140k-$215k/yr HybridFull Time
5+ YOE5+ years developing Windows software in C/C++ or other low-level languages; expertise in Windows internals; security research experience; AI technology experience; collaboration and leadership skills.
C++, Python, Falcon Sensor, CI/CD, AI, LLM
3d
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Sr. Specialist - Software Engineering
Toronto, Ontario, Canada
$104k-$148k/yr HybridFull Time
5+ YOEBachelor's degree in computer science, engineering, or equivalent; 5–10 years of software development experience with strong Java backend expertise; JavaScript, React, cloud, distributed systems, APIs, or microservices experience.
Java, JavaScript, React, Amazon Web Services (AWS), Docker, Kubernetes, APIs, microservices
1mo
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Sr. Staff Software Engineer
Toronto or Canada
RemoteFull Time
10+ YOE10+ years building large-scale distributed systems; 3+ years staff/principal-level ownership; SASE/SSE/SD-WAN experience; multi-tenant architecture; PHP and GOLANG; cloud (AWS/OCI); Kafka, Redis, Cassandra, ELK; Kubernetes and containers.
SASE, SSE, SD-WAN, secure web gateway, cloud firewall, VPN, ZTNA, PHP, GOLANG, AWS, OCI, Kafka, Redis, Cassandra, ELK stack, Kubernetes, CI/CD, Terraform, CloudFormation, IPSec, WireGuard, TLS
3d
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Sr. Software Engineer - iOS
Toronto, Ontario, Canada
$118k-$158k/yr HybridFull Time
5+ YOE5+ years developing iOS applications with deep Swift and Objective-C experience; XCTest/XCUITest, Xcode, design patterns, AI-powered developer tools, Agile/Scrum, collaboration, and mobile services experience required.
Xcode, Objective-C, Swift, SwiftUI, Charles, Git, Jira, XCTest, XCUITest, MVVM, VIPER, RIBS, Agile, Scrum
3d
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Software Engineer III
Toronto, Ontario, Canada
$126k-$154k/yr HybridFull Time
5+ YOEUndergraduate, postgraduate, or technical certificate in computer science, engineering, or a related field, with 5–7 years of relevant software engineering experience and expertise in engineering frameworks, technology, tools, and processes.
Microsoft Excel
6d
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Staff Software Engineer
Vancouver or Toronto
$220k-$359k/yr HybridFull Time
7+ YOE7+ years software engineering with systems at scale, technical leadership, strong fundamentals in algorithms and data structures, and excellent communication.
Ruby, Ruby on Rails, React, Go, SQL, NoSQL, MongoDB, Snowflake, Kubernetes, AWS, GCP, Azure
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