178 senior application developer jobs at 96 companies in Lockport, NY

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Senior Application Developer, IT
Toronto, Ontario, Canada
$108k-$128k/yr HybridFull Time
First National Financial
First National Financial: Provides residential and commercial mortgage lending services in Canada.
7+ YOE7+ years application development experience, strong COBOL/DB2/IBM iSeries skills, mortgage administration knowledge, UML and OOP understanding, excellent communication and debugging skills.
COBOL, DB2, IBM iSeries, UML, .NET, Angular, Blazor, REST, SOA, Entity Framework, Microsoft SQL Server
4d
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Senior Application Developer- Python (Global Security)
Toronto, Ontario, Canada
OnsiteFull Time
Royal Bank of Canada
Royal Bank of CanadaTSX: RY: Provides personal, commercial, and investment banking services worldwide.
7+ YOE7+ years software development experience with advanced Python and web frameworks, cloud and containerization expertise, databases, REST APIs, and mentoring experience.
Python, Django, FastApi, Flask, OCP, Azure, AWS, Docker, Kubernetes, SQL, NoSQL, Vue.js, HTML, CSS, JavaScript, Typescript, Jenkins, GIT, GitHub Actions, ELK, Dynatrace, Grafana
2mo
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Senior Application Security Engineer
Toronto, Ontario, Canada
$123k-$142k/yr HybridFull Time
HelloFresh
HelloFreshFrankfurt Stock Exchange: HFG: Global meal kit delivery service and food solutions provider.
4+ YOE4-7 years in offensive security; proficient in Python or Go; certifications such as OSWE or GWAPT; experience with web/mobile/cloud security testing; development of security tooling.
Python, Go, Nmap, Burp Suite, OWASP ZAP, Metasploit
3w
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Application Developer
Toronto, Ontario, Canada
$71k-$107k/yr OnsiteFull Time
Livingston International
Livingston International: Provides customs brokerage and international trade compliance services globally.
5+ YOEAssociate degree in Computer Science, 5+ years related experience, strong .Net/C# skills, Java and SQL Server experience, familiarity with MVC/WCF/Entity Framework, cloud (Azure/AWS) experience preferred.
Java, Microsoft SQL Server, Oracle, JavaScript, jQuery, Eclipse, NetBeans, Visual Studio, MVC, WCF, Entity Framework, Microsoft Azure, AWS, UML, WPF, .Net, C#
1mo
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Senior Yardi Application Developer
Toronto, Ontario, Canada
$120k-$150k/yr HybridFull Time
Citco
Citco: Provides fund administration and asset services for alternative investment funds.
6+ YOEBachelor's degree (Engineering/Computer Science) required, 6+ years Yardi development, strong SQL skills, proficiency in software development processes, and strong analytical and communication skills.
Yardi Voyager, Yardi, SQL
2d
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Senior Application Security Engineer
London or New York or Pune or Toronto
$125k-$165k/yr OnsiteFull Time
TripleLift
TripleLift: Programmatic advertising platform for high-quality digital ad experiences.
5+ YOE5+ years application security experience; hands-on SAST/DAST/SCA, CI/CD integration, pentesting, threat modeling, secure coding guidance, and AWS security controls.
GitHub Advanced Security (GHAS), CodeQL, Burp Suite, OWASP ZAP, Snyk, Checkmarx, Veracode, Python, Java, TypeScript, Go, IAM, VPC, KMS, GuardDuty, CloudTrail, Claude
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Power BI Application Developer
Toronto, Ontario, Canada
$65k-$115k/yr HybridFull Time
CGI
CGINYSE: GIB: Provides information technology and business consulting services.
5+ YOE5+ years Power BI development experience with DAX, Power Query and SQL; data modeling, ETL, SSRS/Report Builder, and strong analytical and communication skills.
Power BI, DAX, Power Query, SQL, SSRS, Report Builder
2mo
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Senior iOS Developer – Banking Applications
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.
5+ YOESenior iOS developer with UIKit, SwiftUI, Objective-C, Swift; experience with Tuist, automated testing; banking/regulated industry background preferred.
UIKit, SwiftUI, Objective-C, Swift, Tuist, XCTest
2mo
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Senior Security Engineer, Application Security
Bellevue or Menlo Park or New York or Toronto
$146k-$220k/yr HybridFull Time
Robinhood
RobinhoodNASDAQ: HOOD: Provides a commission-free platform for investing and financial services.
5+ YOE5+ years in application security or related field; experience with secure SDLC and threat modeling; production-grade Python/Go experience; collaboration with engineers; reliability and incident response focus.
Python, Go
1mo
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Application Security Engineer
Toronto, Ontario, Canada
HybridFull Time
Opendoor
OpendoorNASDAQ: OPEN: Online platform for buying and selling residential real estate.
5+ YOE5+ years application security or security-focused software engineering; strong in Python, Go, TypeScript, or Ruby; experience with AppSec tooling (GitHub Advanced Security, Semgrep, HackerOne, Burp); cloud and Kubernetes security experience; practical threat modeling skills.
Go, Python, TypeScript, Ruby, Terraform, AWS, GCP, Azure, Kubernetes, Apollo GraphQL, GitHub Advanced Security, CodeQL, Dependabot, Semgrep, HackerOne, Burp Suite, Cloudflare WAF, Claude, OpenAI, MCP, GitHub, Linear, Slack
2d
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Senior Software Developer - Application Security (269194)
Toronto, Ontario, Canada
OnsiteFull Time
Scotiabank
ScotiabankToronto Stock Exchange: BNS: Provides global personal, commercial, and investment banking services.
8+ YOE8+ years software engineering experience, system design and architecture expertise, cloud and DevSecOps knowledge, experience leading technical workstreams and supporting mission-critical applications.
GitHub, GitLab, Microsoft Azure DevOps, Checkmarx, Snyk, Veracode, Fortify, Salt Security, Docker, Kubernetes, SIEM, Azure, AWS, GCP
6d
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Application Security Engineer - ADR
Quincy or Toronto or Austin or Atlanta
$120k-$203k/yr OnsiteFull Time
State Street
State StreetNYSE: STT: Provides investment servicing and management to institutional investors.
6+ YOEHands-on experience with application security, ADR/RASP/WAAP, SAST/DAST/SCA, cloud (Azure/AWS), DevSecOps, secure SDLC, threat detection, incident response, and relevant security certifications.
Java, .NET, Python, Node.js, Azure, AWS, SAST, DAST, SCA, API Security, Container Security, Runtime Application Self-Protection (RASP), Web Application and API Protection (WAAP), Ansible, Terraform, Kubernetes, Infrastructure as Code (IaC), Agile, DevOps
1mo
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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
Clio
Clio: Cloud-based legal practice management software and AI solutions.
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
1mo
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AI-Powered Application Developer — Associate Manager / Manager
Toronto or Ottawa or Calgary or Vancouver or Montreal
$91k-$141k/yr OnsiteFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
5+ YOEBachelor's or college diploma, 5+ years full-stack experience, front-end (React/Angular/TypeScript), back-end (Java or .NET/C#), AI developer tools (Claude Code, GitHub Copilot, Cursor), cloud-native delivery (GCP preferred), Docker/Kubernetes, CI/CD, Agile/DevOps, spec-driven development, English required.
Claude Code, GitHub Copilot, Cursor, React, Angular, TypeScript, Java, .NET/C#, REST, GraphQL, GCP, AWS, Azure, Docker, Kubernetes, CI/CD, OAuth, RBAC
2mo
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Senior Software Engineer
Toronto, Ontario, Canada
$134k-$175k/yr HybridFull Time
Generac
GeneracNYSE: GNRC: Manufactures backup power generators and energy technology solutions.
5+ YOEExperience building and maintaining full-stack web applications, microservices, cloud-based architectures, and CI/CD pipelines; proficient in modern JS/TS or Go.
Golang, JavaScript / TypeScript, Nest.js / Next.js, Google Cloud Platform, Docker, Kubernetes, Terraform, GraphQL, Jest
2mo
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Investment Systems Application Engineer - IV
Oakland or Charlotte or Toronto
HybridFull Time
Vanguard
Vanguard: Provides mutual funds, ETFs, and investment management services.
8+ YOEEight+ years in software engineering for investment/wealth management apps; strong front-end with Angular/React; full-stack Java/Python; cloud/AWS; understanding of investment workflows.
Angular, React, Java, Python, AWS, CI/CD, APIs
2mo
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Senior Software Engineer, C++
Toronto, Ontario, Canada
$90k-$130k/yr HybridFull Time
SS&C Technologies
SS&C TechnologiesNasdaq: SSNC: Provides software and technology for financial and healthcare sectors.
5+ YOE5+ years of C++ experience; degree in Computer Science or related field; strong SQL; experience with Git/SVN; Agile/SCRUM; familiar with enterprise tools (ServiceNow, Jira, SharePoint); SDLC knowledge; designing real-time business applications.
C++, SQL, Git, SVN, ServiceNow, Jira, SharePoint, SDLC, SCRUM, Agile
3w
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Lead Application Security Engineer
Toronto or St. John's or Montreal
$121k-$170k/yr HybridFull Time
Nasdaq
NasdaqNASDAQ: NDAQ: Operates global electronic marketplaces and provides financial technology services.
10+ YOE10+ years information security experience across on-prem and cloud, bachelor's in CS/IS or equivalent, active security certification (CISSP/CISA/CCSP/GIAC), hands-on app security/testing experience, strong risk communication skills.
Google Cloud
1mo
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Sr. Consultant, Application Development
Toronto, Ontario, Canada
OnsiteFull Time
CIBC
CIBCToronto Stock Exchange: CM: Provides personal, commercial, and investment banking and wealth management.
8+ YOE8+ years designing, developing, implementing and supporting applications; expertise with Oracle, Microsoft SQL Server, Microsoft Azure, AWS, Informatica, SSIS, Microsoft .NET/C#, JavaScript, React.js, and SSRS; Bachelor's in Computer Science or related.
Microsoft .NET Core, Microsoft .NET, Microsoft ASP.NET MVC, C#, JavaScript, React.js, GitHub, Git, Microsoft TFS, JIRA, Microsoft Azure DevOps, Microsoft Azure, AWS, Oracle, Microsoft SQL Server, Transact-SQL, Informatica, SQL Server Integration Services (SSIS), SSRS Reporting Services
2w
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Senior Software Developer, Application Support (Remote First)
Toronto, Ontario, Canada
$104k-$145k/yr RemoteFull Time
Zensurance
Zensurance: Digital commercial insurance platform for Canadian small businesses.
5+ YOE5+ years building complex web/mobile applications; strong full-stack experience with Node, TypeScript and AWS; experience with incident ownership, debugging production code, and mentoring others.
TypeScript, NestJS, React, Node, AWS