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Top Senior Software Engineer Jobs in Buffalo, NY

Reposted 16 Days AgoSaved
Buffalo, NY
Senior level
Senior level
AdTech • Fintech • Information Technology • Database
Design and implement high-performance system software for medical devices, collaborating with hardware engineers and ensuring adherence to clinical standards.
Top Skills: C++Python
Reposted 16 Days AgoSaved
Buffalo, NY
Senior level
Senior level
AdTech • Fintech • Information Technology • Database
The Principal Desktop UI Software Engineer will design and develop user-friendly interfaces for medical devices, collaborating with cross-functional teams and mentoring junior members.
Top Skills: AWSAzureC++GitLinuxOpen GlPythonQmlQtRos
Reposted 16 Days AgoSaved
Remote
Buffalo, NY
Senior level
Senior level
Software
As a Senior Software Engineer, you'll develop AI-powered tools, manage complex databases, optimize application performance, and lead technical decisions.
Top Skills: AWSDockerGitGithub ActionsPostgresPython
Reposted 16 Days AgoSaved
Remote or Hybrid
Buffalo, NY
142K-265K Annually
Senior level
142K-265K Annually
Senior level
3D Printing • Aerospace • Hardware • Robotics • Software
As a Backend Software Engineer, you'll design, develop, and optimize scalable backend platforms and services while collaborating with cross-functional teams.
Top Skills: AWSAzureCi/CdGCPReal-Time Data PlatformsServerless Architecture
Reposted 16 Days AgoSaved
Remote or Hybrid
Buffalo, NY
143K-250K Annually
Senior level
143K-250K Annually
Senior level
3D Printing • Aerospace • Hardware • Robotics • Software
Develop and improve real-time drone tele-operations features, cloud-based products, and quickly prototype new front-end experiences while transitioning to a new tech stack.
Top Skills: Cloud-Based ProductsData VisualizationReactUdpWebsockets
Reposted 16 Days AgoSaved
Remote or Hybrid
Buffalo, NY
142K-250K Annually
Senior level
142K-250K Annually
Senior level
3D Printing • Aerospace • Hardware • Robotics • Software
Develop and deploy life-saving technologies as a fullstack engineer, focusing on web applications for public safety, collaborating with various engineering disciplines and leveraging customer feedback.
Top Skills: Google MapsJavaScriptLampMapboxMeanMernNode.jsNoSQLRtspServerlessSQLWebrtc
Reposted 16 Days AgoSaved
Easy Apply
Remote
Buffalo, NY
Easy Apply
80K-110K Annually
Senior level
80K-110K Annually
Senior level
Information Technology
The Full Stack SDET will design, build, and validate high-quality software solutions, focusing on automation and quality assurance throughout the software development lifecycle.
Top Skills: AndiArtilleryAWSCucumberCypressJavaJavaScriptJmeterNexusiqPythonReactRuby On RailsSeleniumSerenitySonarqubeTypescript
Reposted 16 Days AgoSaved
Easy Apply
Remote
Buffalo, NY
Easy Apply
145K-160K Annually
Senior level
145K-160K Annually
Senior level
Artificial Intelligence • Software
Design and ship AI-powered features for Axios HQ, build and maintain the product, ensure high-quality code, and integrate LLM applications.
Top Skills: Aws BedrockAzure OpenaiDjango Rest FrameworkFaissFastapiLangchainPgvectorPineconePythonReactRest ApiTypescriptVertex Ai
17 Days AgoSaved
Easy Apply
Remote
Buffalo, NY
Easy Apply
Senior level
Senior level
Artificial Intelligence • Cloud • Machine Learning
Design and develop full-stack applications and distributed systems, utilizing Python, Go, React, and Kubernetes while contributing to architectural decisions and rapidly prototyping new capabilities.
Top Skills: DockerFastapiGoJavaScriptKubernetesPythonReact
Reposted 3 Days AgoSaved
Easy Apply
In-Office or Remote
Buffalo, NY
Easy Apply
155K-185K Annually
Senior level
155K-185K Annually
Senior level
Information Technology • Internet of Things • Social Impact • Software
Design and implement frontend-focused, end-to-end features using TypeScript and Python. Lead architecture decisions, build scalable accessible UIs with React, collaborate across teams, use AI tools to accelerate delivery, participate in code reviews, and own meaningful platform components.
Top Skills: CC++Claude CodeCursorEsriFigmaGoGoogle MapsJestNode.jsPlaywrightPythonReactReact Testing LibraryRestful ApisStyled ComponentsTypescriptWebsocket
Reposted 3 Days AgoSaved
Easy Apply
In-Office or Remote
Buffalo, NY
Easy Apply
155K-185K Annually
Senior level
155K-185K Annually
Senior level
Information Technology • Internet of Things • Social Impact • Software
Design and implement scalable full-stack and backend systems for real-time emergency data delivery. Drive architecture, performance, observability, and AI-driven features. Collaborate on code reviews, pair programming, and cross-team alignment while improving processes, refactoring systems, and accelerating delivery with modern AI tools.
Top Skills: AWSClaude CodeCursorKafkaNode.jsNoSQLPythonRabbitMQRelational DatabasesRestful ApisSqsWebsockets
Reposted 4 Days AgoSaved
In-Office
Buffalo, NY
97K-162K Annually
Senior level
97K-162K Annually
Senior level
Fintech
The Senior Software Engineer will design, develop, and maintain mainframe applications, focusing on modernization through DevOps practices and data integration with IBM's zDIH.
Top Skills: Abend-AidAnsibleCa7CobolEztrieveFileaidGitIbm ZdihJclJscanSonarqubeTso UtilitiesXpediter
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Reposted 22 Days AgoSaved
Easy Apply
Remote or Hybrid
Buffalo, NY
Easy Apply
167K-276K Annually
Senior level
167K-276K Annually
Senior level
Marketing Tech • Social Media • Software • Analytics • Business Intelligence
The Staff Software Engineer will lead the design and development of scalable access control solutions for Identity and Access Management. Responsibilities include architecting authorization systems and mentoring engineers, ensuring high-quality, high-scale platform solutions.
Top Skills: AWSC#C++GCPJavaJwtsOauth 2.0OidcPythonRbacSAML
Reposted 22 Days AgoSaved
Easy Apply
Remote
Buffalo, NY
Easy Apply
Senior level
Senior level
Cloud • Security • Software • Cybersecurity • Automation
As a Senior Backend Engineer, you'll develop and enhance authentication strategies, improve access management, and ensure security for GitLab users, focusing on scalable solutions.
Top Skills: IamLdapRbacRuby On RailsSAMLScimSso
Reposted 22 Days AgoSaved
Easy Apply
Remote
Buffalo, NY
Easy Apply
123K-185K Annually
Senior level
123K-185K Annually
Senior level
Fintech • Social Impact • Financial Services
As a Senior Software Engineer, you will develop and enhance core software libraries, maintain APIs, lead projects, and mentor junior engineers while collaborating in an Agile environment.
Top Skills: Amazon Web ServicesArgocdDockerEventstoredbGitJavaPostgresSpring Boot
Reposted 22 Days AgoSaved
Easy Apply
Remote
Buffalo, NY
Easy Apply
188K-208K Annually
Senior level
188K-208K Annually
Senior level
Logistics • Marketing Tech • Software
The Staff Software Engineer will lead technical projects, mentor junior engineers, manage system health, and collaborate across teams while writing high-quality code and documentation.
Top Skills: AWSDatadogNode.jsNomadTemporalTypescript
17 Days AgoSaved
In-Office or Remote
Buffalo, NY
100K-140K Annually
Senior level
100K-140K Annually
Senior level
Edtech • Machine Learning • Software • Database
Develop and maintain scalable backend solutions using Django, improve code quality by addressing tech debt, and participate in product development.
Top Skills: AWSCeleryDjangoDjango Rest FrameworkReactRedisSQL
Reposted An Hour AgoSaved
Easy Apply
Remote
Buffalo, NY
Easy Apply
Senior level
Senior level
Cloud • Software
Develop and enhance MAAS core components, improve architecture, collaborate across teams, and ensure high standards in documentation and CI practices.
Top Skills: DhcpDnsGoKvmLxcNtpPxePythonReactTftpTypescript
23 Days AgoSaved
Remote
Buffalo, NY
200K-245K Annually
Senior level
200K-245K Annually
Senior level
Mobile • Real Estate • Software • Database • Analytics
Lead architecture and implementation of a new frontend platform, define org-wide frontend best practices, mentor engineers, collaborate with product/design/backend, operationalize tools and CI/CD, drive cross-team initiatives, and ensure high-performance, maintainable, and accessible frontend systems.
Top Skills: CSSHTML5Javascript (Es6+)ReactTypescript
23 Days AgoSaved
Easy Apply
Remote
Buffalo, NY
Easy Apply
186K-219K Annually
Senior level
186K-219K Annually
Senior level
Artificial Intelligence • Blockchain • Fintech • Financial Services • Cryptocurrency • NFT • Web3
Lead backend engineering for high-volume, event-driven pipelines that power institutional reporting, billing, tax outputs and statements. Build and scale services in Go, design cloud-native systems, write well-tested code, and collaborate cross-functionally to deliver product and technical roadmaps that support revenue and trust for large institutional clients.
Top Skills: Go
Reposted 17 Days AgoSaved
Easy Apply
Remote
Buffalo, NY
Easy Apply
146K-235K Annually
Senior level
146K-235K Annually
Senior level
Information Technology • Software
The SDK Software Engineer will develop and improve LaunchDarkly's SDKs, enhance performance, collaborate with teams, and maintain open-source repositories.
Top Skills: .NetC++ErlangGoHaskellJavaLuaNode.jsPythonRuby
23 Days AgoSaved
Easy Apply
Remote
Buffalo, NY
Easy Apply
139K-225K Annually
Senior level
139K-225K Annually
Senior level
Artificial Intelligence • Enterprise Web • Software • Design • Generative AI
Design and build code-generation AI features, lead architecture and projects integrating LLMs and diffusion models, produce maintainable scalable code, mentor engineers, collaborate with PMs and designers, and influence technical direction and quality.
Top Skills: Node.Js,Javascript,Typescript,React,Mongodb,Graphql,Apollo,Aws Ec2,Aws S3,Aws Lambda,Kafka,Large Language Models,Diffusion Models,Vector Databases,Prompt Engineering
Reposted 4 Days AgoSaved
Easy Apply
In-Office or Remote
Buffalo, NY
Easy Apply
155K-185K Annually
Senior level
155K-185K Annually
Senior level
Information Technology • Internet of Things • Social Impact • Software
Lead end-to-end full-stack development of mission-critical public safety features using React/TypeScript and backend services. Drive architecture, build scalable, reliable systems, mentor engineers, implement testing/monitoring, and collaborate cross-functionally to deliver AI-enhanced user experiences.
Top Skills: Ai ToolsCC++CloudCss FrameworksEsri ArcgisGoGoogle Maps SdksJavaMapboxMaplibreMessage BusesNode.jsPythonReactRestful ApisRustTypescriptWebsockets
Reposted 5 Days AgoSaved
In-Office
Buffalo, NY
97K-162K Annually
Senior level
97K-162K Annually
Senior level
Fintech
Design, develop, and support mainframe banking applications, ensuring stability and compliance with SDLC standards. Collaborate with stakeholders for enhancements and production support.
Top Skills: CobolEasytrieveJclVsam
Reposted 23 Days AgoSaved
Remote or Hybrid
Buffalo, NY
100K-150K Annually
Senior level
100K-150K Annually
Senior level
Cloud • Insurance • Payments • Software • Business Intelligence • App development • Big Data Analytics
The Sr. Software Engineer will design, develop, and deliver high-quality software features, monitor performance, conduct code reviews, and support team members in technical problem-solving.
Top Skills: ArgoAsynchronous MessagingAzure MlBashDevOpsDockerGitGitlabGoGrpcInfrastructure As CodeKubernetesMicroservicesNode.jsNoSQLObject StorageOpenaiPythonRdbmsReactTerraformVertex AiWeb Authn/Z
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