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Top Senior Software Engineer Jobs in NYC, NY

Reposted 4 Days AgoSaved
Hybrid
New York, NY
100K-275K Annually
Senior level
100K-275K Annually
Senior level
Security • Software • Infrastructure as a Service (IaaS)
Design and build UIs and features for Oso's authorization service, enhance user experience, and engage with users for support.
Top Skills: BackendFrontendSystemsWeb App
Reposted YesterdaySaved
In-Office
New York, NY
150K-300K Annually
Senior level
150K-300K Annually
Senior level
Information Technology • Software • Financial Services • Big Data Analytics
As a Software Engineer at Citadel, you will build systems for investments, collaborate with researchers, and tackle complex problems.
Top Skills: C++JavaPython
Reposted YesterdaySaved
In-Office
New York, NY
190K-250K Annually
Senior level
190K-250K Annually
Senior level
Artificial Intelligence • Machine Learning • Productivity • Security • Software
Build frontend experiences, contribute to design decisions, mentor junior engineers, and engage with customers to address complex challenges.
Top Skills: NextjsPostgresReactTailwindTypescript
Reposted YesterdaySaved
In-Office
New York, NY
190K-250K Annually
Senior level
190K-250K Annually
Senior level
Artificial Intelligence • Machine Learning • Productivity • Security • Software
Design and build scalable backend architecture, mentor junior engineers, and ensure data synchronization for customer SaaS tools while engaging with clients to solve complex problems.
Top Skills: AnthropicAWSCohereGeminiHelmKubernetesMilvusMongoDBOpenaiPostgresQdrantTemporalTerraformTypescript
2 Days AgoSaved
Hybrid
New York, NY
150K-225K Annually
Senior level
150K-225K Annually
Senior level
Artificial Intelligence • Fintech • Machine Learning • Natural Language Processing • Software • Generative AI
As a Senior Backend Engineer at Kensho, you will design and develop secure, reliable APIs, collaborate with diverse teams, and improve application performance.
Top Skills: Amazon EksAWSCeleryDjango Rest FrameworkFastapiFlaskGitGithub ActionsJenkinsJsonnetKafkaPostgresPrometheusPythonRabbitMQRedisSentry
Reposted 2 Days AgoSaved
Hybrid
New York, NY
214K-235K Annually
Senior level
214K-235K Annually
Senior level
Artificial Intelligence • Fintech • Machine Learning • Mobile • Payments • Retail • Software
The Senior Full Stack Software Engineer II at Upside is responsible for developing high-quality software, collaborating with cross-functional teams, mentoring other engineers, and driving improvements in system performance and quality.
Top Skills: AWSDbtGithub ActionsGithub CopilotOpenaiPythonReactSnowflakeTerraformTypescript
3 Days AgoSaved
Hybrid
New York, NY
150K-225K Annually
Senior level
150K-225K Annually
Senior level
Artificial Intelligence • Fintech • Machine Learning • Natural Language Processing • Software • Generative AI
As a Senior Full-Stack Software Engineer, you'll build AI-centric web applications using TypeScript, manage project priorities, and collaborate on product decisions while mentoring others.
Top Skills: Ai SdkAmazon EksAWSDrizzleGitGitJavaScriptLangfuseLanggraphNext.JsPrometheusReactSentryTailwindTypescript
Reposted 3 Days AgoSaved
Hybrid
New York, NY
159K-305K Annually
Senior level
159K-305K Annually
Senior level
Fintech • Financial Services
The Lead Java Software Engineer will architect and build scalable risk and pricing systems, mentor teams, ensure engineering excellence, and meet regulatory compliance in a high-pressure environment.
Top Skills: Apache IgniteGemfireGithub CopilotJavaNoSQLOracle Coherence
Reposted 3 Days AgoSaved
Easy Apply
Hybrid
New York, NY
Easy Apply
197K-235K Annually
Senior level
197K-235K Annually
Senior level
Fintech • HR Tech
Design, build, test, and scale Gusto's native iOS app and supporting mobile web views. Collaborate cross-functionally to develop product features, platform components, push notification and localization services, and maintain iOS infrastructure including build pipelines, testing automation, and release processes.
Top Skills: Build PipelinesiOSIos Testing FrameworksLocalizationMobile Web ViewsPush Notification SystemsRelease PipelinesSwiftTesting Automation
Reposted 5 Days AgoSaved
In-Office
New York, NY
175K-325K Annually
Senior level
175K-325K Annually
Senior level
Information Technology • Software • Financial Services • Quantitative Trading
The Senior Options Software Engineer will design, develop, and support a high-performance trading platform, collaborating with business leaders to create innovative software solutions and handle complex systems support for trading activities.
Top Skills: C++
Reposted 5 Days AgoSaved
In-Office
New York, NY
125K-350K Annually
Senior level
125K-350K Annually
Senior level
Information Technology • Software • Financial Services • Quantitative Trading
Design and develop software solutions, analyze complex problems, and provide support for trading activities in a dynamic environment.
Top Skills: C++KdbLinuxPythonSQL
Reposted 5 Days AgoSaved
Remote or Hybrid
New York, NY
215K-270K Annually
Senior level
215K-270K Annually
Senior level
Artificial Intelligence • Big Data • Software • Analytics • Business Intelligence • Big Data Analytics
Design, maintain, and evolve core backend systems and APIs. Collaborate with product teams to create durable and reusable systems while enhancing performance and security.
Top Skills: AWSBullmqDynamoDBGraphQLNode.jsPostgresRedisS3SQLTemporalTypescriptWebsockets
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Reposted 6 Days AgoSaved
Hybrid
New York, NY
135K-280K Annually
Senior level
135K-280K Annually
Senior level
Artificial Intelligence • Software • Automation
The software engineer will build and operate infrastructure for AI agents, ensuring reliability, scalability, and security. Responsibilities include managing LLM services, developing storage systems, and enhancing observability while collaborating cross-functionally.
Top Skills: AnthropicAWSBuildkiteCircleCICloudwatchDatadogGoKarpenterKubernetesMezmoOpenaiPgbouncerPgvectorPineconePostgresPythonRedisSnowflakeWeaviate
7 Days AgoSaved
Easy Apply
Hybrid
New York, NY
Easy Apply
198K-298K Annually
Senior level
198K-298K Annually
Senior level
Artificial Intelligence • Cloud • Software
The Staff Software Engineer will design and build agentic systems, architect workflows, develop skill injectors, and collaborate on AI tooling within the Vercel Agent team.
Top Skills: APIsCi/CdPythonTypescriptWeb Applications
Reposted 8 Days AgoSaved
Hybrid
New York, NY
190K-250K Annually
Senior level
190K-250K Annually
Senior level
Fintech • Software • Financial Services
The Software Engineer, Backend will develop scalable distributed systems, build REST APIs, and ensure high-quality software delivery while collaborating with teammates and stakeholders.
Top Skills: AWSAws LambdaNext.JsPythonReactRest ApiSnowflakeTypescript
Reposted 9 Days AgoSaved
Easy Apply
Hybrid
New York, NY
Easy Apply
175K-200K Annually
Senior level
175K-200K Annually
Senior level
Fintech • Information Technology • Other • Software • Financial Services • Quantitative Trading
The Senior Trading Software Engineer will optimize performance-critical code, collaborate with trading engineers, implement low-latency solutions, and enhance trading systems.
Top Skills: C++Java
Reposted 9 Hours AgoSaved
Easy Apply
Remote or Hybrid
New York, NY
Easy Apply
128K-240K Annually
Senior level
128K-240K Annually
Senior level
Fintech • Mobile • Software • Financial Services
Design, build, deploy, and optimize scalable full-stack applications integrating databases, APIs, and AI/LLM workflows. Lead architecture, CI/CD (ArgoCD, GitLab), Airflow pipelines, and collaborate cross-functionally to deliver production-grade fintech solutions.
Top Skills: Apache AirflowArgocdAWSGitlab Ci/CdLlmsNode.jsReactRetrieval-Augmented Generation (Rag)SnowflakeSnowflake Cortex
Reposted 10 Days AgoSaved
In-Office
New York, NY
195K-400K Annually
Senior level
195K-400K Annually
Senior level
AdTech • Artificial Intelligence
As a Senior Software Engineer, you will design, build, and launch new product features, tackling complex engineering challenges in a high-performance environment, while directly shaping product and business outcomes.
Top Skills: Client-Side ProgrammingServer-Side Programming
Reposted 10 Days AgoSaved
In-Office or Remote
New York, NY
170K-230K Annually
Senior level
170K-230K Annually
Senior level
eCommerce • Mobile
As a Software Engineer in Buyer Growth, you will drive growth initiatives, design end-to-end systems, and mentor engineers in a fast-paced environment.
Top Skills: Backend DevelopmentFrontend DevelopmentFull Stack Web Development FrameworksMobile Development
Reposted 10 Days AgoSaved
In-Office or Remote
New York, NY
170K-230K Annually
Senior level
170K-230K Annually
Senior level
eCommerce • Mobile
Design and build large-scale systems for managing merchandise, ensuring data synchronization across platforms, and collaborating with cross-functional teams to support enterprise-level sellers.
Top Skills: DbtElixirJavaScriptPythonSQL
Reposted 11 Days AgoSaved
Hybrid
New York, NY
130K-215K Annually
Senior level
130K-215K Annually
Senior level
Artificial Intelligence • Enterprise Web • Machine Learning • Natural Language Processing • Software • Conversational AI • Automation
The Developer Experience Engineer will improve developer experience by modernizing tools, building AI-powered systems, and accelerating product delivery at Kustomer.
Top Skills: AIEcsGoJavaScriptPythonTerraform
12 Days AgoSaved
Easy Apply
Hybrid
New York, NY
Easy Apply
196K-294K Annually
Senior level
196K-294K Annually
Senior level
Artificial Intelligence • Cloud • Software
As a Software Engineer on the Workflows Team, you'll develop the Workflow Development Kit and platform, emphasizing AI integrations, durability, and observability while collaborating with cross-functional teams and engaging with the open-source community.
Top Skills: AIFrontend Development ToolsJavaScriptMlTypescript
12 Days AgoSaved
Easy Apply
Hybrid
New York, NY
Easy Apply
196K-294K Annually
Senior level
196K-294K Annually
Senior level
Artificial Intelligence • Cloud • Software
Responsible for developing and enhancing an AI SDK, ensuring high performance and integration with deployment platforms, while collaborating with cross-functional teams and engaging with the open-source community.
Top Skills: JavaScriptTypescript
12 Days AgoSaved
Easy Apply
Remote or Hybrid
New York, NY
Easy Apply
196K-294K Annually
Senior level
196K-294K Annually
Senior level
Artificial Intelligence • Cloud • Software
As a Full Stack Engineer, you will build and manage the Vercel Dashboard, creating a personalized interface while optimizing backend services, APIs, and user interactions.
Top Skills: Next.JsReactTypescript
12 Days AgoSaved
Easy Apply
Hybrid
New York, NY
Easy Apply
196K-294K Annually
Senior level
196K-294K Annually
Senior level
Artificial Intelligence • Cloud • Software
Develop and enhance AI Gateway platform, contributing to the design and maintenance of features for optimal reliability in AI workloads while collaborating with cross-functional teams.
Top Skills: APIsCloud InfrastructureJavaScriptTypescript
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