1,540 senior software developer jobs at 475 companies in Newfane, NY
2mo
Save
Mark Applied
Hide
Senior Software Developer
Vancouver or Toronto or Calgary or Waterloo or Halifax
$110k-$145k/yr RemoteFull Time
Senior software developer with distributed systems experience; proficient in Python and Angular; AWS and CI/CD; API integrations; observability; Agile teamwork.
Python, JavaScript, TypeScript, Angular, AWS, ArgoCD, SNS, SQS, Lambda, GitHub Actions, Docker, Kubernetes, EKS, Helm, Terraform, OpenSearch, ElastiCache, RDS, Keyspaces, RabbitMQ, Playwright, Postman, Jenkins, Burp Suite, ELK, Prometheus, CloudWatch, Sentry, Mixpanel, Jaeger
3mo
Save
Mark Applied
Hide
Senior Software Developer
Toronto, Ontario, Canada
$100k-$110k/yr OnsiteFull Time
3+ YOESenior software developer with 3-5 years in large-scale development; proficient in C/C++, TCP/IP, SSL/XML/HTTPS; SQL and payment tech considered an asset.
C/C++, WIN32 APIs, TCP/IP, SSL/XML/HTTPS, X.509, ISO8583, ACH, XML, SQL
2mo
Save
Mark Applied
Hide
Senior Software Developer
Toronto, Ontario, Canada
$120k-$150k/yr HybridFull Time
5+ YOE5+ years software development experience; strong Java background; RESTful APIs; microservices; relational databases (Oracle/PostgreSQL); Java frameworks; containerization.
Spring Boot, Istio, Envoy, Docker, Kubernetes, Oracle, Maven, Hibernate, Netty, Node.js, Knockout, JQuery, Hazelcast, Memcached
2mo
Save
Mark Applied
Hide
Senior Software Developer (Askuity division)
Toronto, Ontario, Canada
$62k-$70k/yr HybridFull Time
5+ YOE5+ years software development experience; senior role; strong backend and frontend; experience with GCP, Kubernetes; Scala, Play! Framework, Python; SQL/NoSQL; microservices; Agile.
Scala, Play! Framework, Python, Flask, Postgres, Redis, Firestore, BigQuery, AKKA/Pekko, TypeScript, React, Kubernetes, Docker, GitHub Pipelines, Spinnaker, GCP
1mo
Save
Mark Applied
Hide
Senior Software Developer
Toronto or Vancouver or Calgary or Dublin or Manchester or Sydney or Barcelona or Bogotá or London or New York City
$145k-$196k/yr HybridFull Time
Toronto-based senior software developer with strong Ruby on Rails experience building scalable web applications, mentorship experience, and history with large-scale SaaS products; curious, collaborative, and AI-oriented.
Ruby on Rails, Rails, Java, Python, C++, JavaScript
2mo
Save
Mark Applied
Hide
Senior Software Developer
Toronto, /, Canada
$100k-$142k/yr HybridFull Time
Develop mobile apps for iOS/Android using React Native and native Swift/Kotlin; ensure automated tests, CI/CD, and Agile practices.
React Native, Swift, Kotlin, GitHub, GitHub Actions
2mo
Save
Mark Applied
Hide
Senior Software Developer
Toronto, Ontario, Canada
$76k-$142k/yr OnsiteFull Time, Contract
5+ YOE5-10 years C# development; banking/financial industry experience preferred; knowledge of VaR and financial instruments; market risk experience ideal.
C#, .NET, Financial risk tools
2mo
Save
Mark Applied
Hide
Senior Software Engineer
Toronto, Ontario, Canada
$120k-$160k/yr HybridFull Time
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
3mo
Save
Mark Applied
Hide
Senior Software Engineer-1
Toronto, Ontario, Canada
$100k-$125k/yr OnsiteFull Time
10+ YOETen+ years of software development experience; strong Python, AWS, API design, CI/CD; experience with Django/REST/GraphQL; mentor and collaborate across distributed teams; excellent English communication.
AWS, Python, Django, GitHub, CircleCI, REST, GraphQL, SQL, Linux, nginx, uWSGI
1w
Save
Mark Applied
Hide
Senior Software Developer
Toronto, Ontario, Canada
$107k-$157k/yr OnsiteFull Time
5+ YOEBachelor's in software engineering or equivalent,5+ years large-scale software development,proficiency in C++ and OOA/OOD,DevOps/CI-CD knowledge,experience with C#, .NET, Python and databases.
C++, Visual Studio, C#, .NET, Python, Oracle, SQL Server, SQLite
2mo
Save
Mark Applied
Hide
Senior Software Engineer
Toronto, Ontario, Canada
$111k-$160k/yr OnsiteFull Time
BS in Computer Science or equivalent; strong Java 17+, Spring; cloud-native development (Azure); REST APIs; CI/CD; DevOps; databases (CosmosDB, Postgres); Big Data tools; Angular/Bootstrap; agile methods.
Java, Spring, Angular, Bootstrap, Azure, CosmosDB, Postgres, Spark, Databricks, Jenkins, CI/CD, Infrastructure as Code, JVM, Linux, REST APIs, DevOps
1w
Save
Mark Applied
Hide
Senior Software Developer
Vancouver or Toronto
HybridFull Time
7+ YOEBachelor's in CS/engineering,7+ years software development experience,proficiency with SQL,Python,JSON,cloud platforms,containerization,CI/CD,streaming tech; strong architecture, communication, and leadership skills.
SQL, Python, JSON, Azure, AWS, GCP, Docker, Kubernetes, CI/CD, infrastructure-as-code, Kafka, Event Hub
2mo
Save
Mark Applied
Hide
Senior Software Engineer - AI/Computer Vision (Camera Systems)
Toronto or Vancouver
$63k-$128k/yr HybridFull Time
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
2mo
Save
Mark Applied
Hide
Senior Software Engineer - Golang
Santa Clara or Toronto
$125k-$170k/yr HybridFull Time
5+ YOE5+ years software engineering; C++ and Golang; experience with PLCs/industrial protocols; IIoT protocols; real-time networking; OSS contributions.
C++, Golang, OPC-UA, Modbus, EtherNet/IP, PROFINET, DNP3, MQTT, CoAP, SOAP, WebSockets, HTTP/2, Git
3mo
Save
Mark Applied
Hide
Senior Software Engineer, Platform
Toronto, Ontario, Canada
$150k-$200k/yr HybridFull Time
4+ YOE4+ years building and operating cloud-native services; Bachelor's in Software Engineering or CS; strong collaboration and ownership; experience with Kubernetes and cloud platforms.
Kubernetes, Terraform, GitHub Actions, ArgoCD, OpenTelemetry, Prometheus, Grafana, Datadog, Azure, AWS, GCP, CI/CD, Linux, MySQL
1mo
Save
Mark Applied
Hide
Senior Software Developer
Greater Toronto Area, Ontario, Canada
OnsiteFull Time
5+ YOE2+ Mgmt5+ years software development experience with 2+ years in a leadership role. Strong .NET/C#, Python, Azure, AI, CRM and supply chain experience; DevOps, CI/CD, Docker/Kubernetes, and ML/ MLOps exposure.
.NET, C#, Python, Azure Functions, App Services, Azure SQL, Azure AI/ML services, ChatGPT, Claude, Docker, Kubernetes, MLflow, Azure ML, Kubeflow, SAP, Microsoft Dynamics, Salesforce, Kotlin, Java, SharePoint
3mo
Save
Mark Applied
Hide
Senior Staff Software Developer
Toronto or Ottawa
RemoteFull Time
Senior staff engineer with leadership, systems thinking, and fintech/payments experience; ownership of architecture and delivery; mentoring and standards.
AI-assisted coding, Shared frameworks, Automated guardrails
4d
Save
Mark Applied
Hide
Senior Software Engineer
Etobicoke, Ontario, Canada
$125k-$165k/yr HybridFull Time
5+ YOERequires 5+ years of software development experience, a post-secondary computer science or software engineering degree or equivalent, C# .NET/Core, SQL Server, Entity Framework, AWS, microservices, Git, testing, and English communication skills.
C#, .NET, SQL Server, Entity Framework, AWS, Lambda, SQS, RDS/Aurora, S3, Lex, Polly, Windows, Linux, Git, Java, Python, MySQL, PostgreSQL, PL/SQL, SAML, OAuth, OpenID/OIDC, SSO, MFA
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Richmond Hill or Toronto or Tel Aviv or Dallas or Israel
OnsiteFull Time
6+ YOE6+ years software development experience, strong Go skills, low-level systems and network programming, large-scale distributed systems in cloud (AWS/GCP), multi-platform development, and strong understanding of network protocols.
Go, AWS, GCP, Windows, macOS, Linux, iOS, Android, WireGuard, ZTNA, NGFW, DLP, Chromium, VPNs, proxies
1mo
Save
Mark Applied
Hide
Senior Software Developer
Edmonton or Toronto
$79k-$114k/yr OnsiteFull Time
5+ YOE5+ years software development experience; expert Python (Django/FastAPI/Flask); front-end experience (Angular, HTMX, Alpine.js); PyTest, Playwright, Locust.io; Oracle, MS-SQL Server, PostgreSQL; Docker and Kubernetes/OpenShift; Bachelor’s in Computing Science required.
Python, Django, FastAPI, Flask, Angular, HTMX, Alpine.js, PyTest, Playwright, Locust.io, Oracle, MS-SQL Server, PostgreSQL, Docker, Kubernetes, OpenShift, Java, JSF, ADF, C#
Explore Jobs