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3,362 senior software developer jobs at 1,061 companies in Merrick, NY

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Senior Software Engineer, Developer Experience
Bellevue or Livingston or New York or San Francisco or Sunnyvale
$165k-$242k/yr HybridFull Time
CoreWeave
CoreWeaveNASDAQ: CRWV: Cloud platform providing GPU-accelerated infrastructure for AI workloads.
7+ YOESenior software engineer with 7+ years in production platforms, distributed systems, and developer tooling.
Go, Python, Kubernetes, GitHub Actions, Buildkite, Bazel, Artifactory, MCP
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Senior Software Engineer
New York City, New York, United States
$180k-$230k/yr OnsiteFull Time
Baton
Baton: Marketplace for buying and selling small businesses.
Senior software engineer experienced with production AI systems and full-stack development.
Python, Go, GraphQL, React, TypeScript
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Senior Software Engineer
New York, New York, United States
$149k-$199k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces media content and operates global theme parks.
5+ YOESenior Software Engineer with 5+ years in Scala, AWS, Kubernetes; strong REST, microservices, event-driven architecture; cloud-native, DevOps; distributed systems experience.
Scala, AWS, Kubernetes, REST, Microservices, Event-Driven Architecture, Datadog, Terraform, CloudFormation, Istio, Spinnaker, Java, Kotlin, CI/CD, Git
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Senior Software Engineer (Infrastructure)
New York, New York, United States
$190k-$250k/yr OnsiteFull Time
GovDash
GovDash: AI platform for managing the government contracting lifecycle.
Senior software engineer with distributed systems, Kubernetes, and IaC expertise; strong ownership and communication.
Kubernetes, Pulumi, Terraform
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Senior Software Engineer, Payments
New York, New York, United States
$175k-$195k/yr OnsiteFull Time
Order.co
Order.co: AI-powered platform automating business procurement and payment workflows.
Senior software engineer with payments experience, Ruby on Rails, PostgreSQL, security, observability, and end-to-end ownership.
Ruby, Ruby on Rails, PostgreSQL, SQL, AWS, CI/CD, REST/GraphQL, AI-assisted development tools
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Senior Software Engineer - Platform Group
New York, New York, United States
$175k-$200k/yr HybridFull Time
Ash Wellness
Ash Wellness: Provides white-label infrastructure for at-home diagnostic testing programs.
6+ YOE6+ years software engineering, 2+ in senior role; strong problem-solving; AI-powered development experience; effective communicator; passionate about healthcare systems.
Python, JavaScript, TypeScript, Go, MySQL, Redis, BigQuery, Terraform, Helm, Google Kubernetes Engine, Cloud Run, GCP Pub/Sub
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Senior Software Engineer
London or New York
$175k-$225k/yr OnsiteFull Time
Balyasny Asset Management
Balyasny Asset Management: Global multi-strategy investment firm managing diverse financial assets.
5+ YOE5+ years of production software experience; strong fundamentals; experience with AI-assisted development; Rust and C#/.NET; distributed systems; AWS; excellent communication.
Rust, C#, NET Core, AWS, REST, gRPC, Kafka, RabbitMQ, SQS/SNS, Claude Code, Codex
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Senior Software Engineer
New York, New York, United States
$149k-$199k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces movies, operates theme parks, and provides streaming services.
5+ YOE5+ years software development experience; functional programming with Scala; experience with AWS, Kubernetes, REST/microservices; strong problem solving; Agile practices; CI/CD.
Scala, AWS, Kubernetes, REST, Microservices, Datadog, Terraform, CloudFormation, Istio, Spinnaker, Git, Jira, Java, Kotlin
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Senior Software Engineer
New York City or London or Warsaw or Singapore or Hong Kong
$175k-$225k/yr HybridFull Time
Balyasny Asset Management
Balyasny Asset Management: Global multi-strategy investment firm managing diverse alternative asset classes.
5+ YOE5+ years of production software experience; strong Rust experience; C#/.NET; distributed systems; AWS; REST/gRPC; Kafka/RabbitMQ/SQS; AI-assisted development.
Rust, C#, .NET, REST, gRPC, Kafka, RabbitMQ, SQS/SNS, AWS, AI coding tools
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Senior Software Engineer - MDM / RDM & API Development
Newark, New Jersey, United States
$104k-$172k/yr HybridFull Time
Prudential Financial
Prudential FinancialNYSE: PRU: Provides insurance, investment management, and retirement services globally.
Senior software engineer with experience in MDM/RDM, API development, Python/Spark/Node.js, and Agile practices.
Python, Spark, Node.js, NoSQL, Relational Databases, SQS, Kinesis, REST, JSON, SOAP, XML, JDBC, MySQL, Git, Jenkins, AWS, CloudWatch, CodeDeploy
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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
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Senior Software Engineer
New York, New York, United States
$176k-$184k/yr HybridFull Time
Wonder
Wonder: Provides a multi-restaurant food delivery and meal kit platform.
5+ YOE5+ years software engineering; full-stack; Kotlin; Next.js; TypeScript; strong system design; on-call.
Kotlin, Next.js, TypeScript, Java, Kubernetes, Docker, AWS, Relational databases, NoSQL databases, Message queues, Event streaming
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Senior Software Engineer, Trusted Platform
Tel Aviv-Yafo or New York or London or Singapore
HybridFull Time
Fireblocks
Fireblocks: Provides secure infrastructure for moving and storing digital assets.
4+ YOESenior Software Engineer with 4+ years in C++/Rust; distributed systems experience; Python a plus; blockchain/cryptography background a plus; strong teamwork.
C++, Rust, Python, Distributed systems, Blockchain, Cryptography
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Senior Software Engineer, Zaidyn
Chicago or New York or Princeton
HybridFull Time
ZS
ZS: Global management consulting and technology firm for healthcare and life sciences.
3+ YOEBachelor’s or Master’s in CS/EE/math or related; 3-5 years software product development; full-stack SaaS experience; strong APIs, SOA/REST; English fluency.
Java, REST, SOA, Jenkins, Hibernate, Maven, TeamCity, APIs, OOP, DI/IoC, AWS
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Senior Software Engineer
New York, New York, United States
$180k-$240k/yr OnsiteFull Time
Beli
Beli: A social app for restaurant tracking and personalized recommendations.
5+ YOE5+ years as a software engineer; strong in JavaScript/TypeScript and Python; startup/high-growth experience; strong analytical and product mindset.
Django, PostgreSQL, Angular, JavaScript/TypeScript, Python
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Senior Software Engineer
New York or Tempe or San Francisco
$180k-$225k/yr HybridFull Time
Wealth.com: Digital estate planning platform for wealth management professionals.
3+ YOE3+ years backend software engineering; strong TypeScript or other typed language; scalable systems; API design; cloud infra; CI/CD; on-call readiness
TypeScript, Java, Go, C#, Kotlin, Rust, AWS, GCP, Azure, Docker, Kubernetes, Node.js, NestJS, tRPC, Prisma, PostgreSQL, REST, gRPC
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Senior Software Engineer
Austin or New York or Washington or United States
OnsiteFull Time
Sand Technologies
Sand Technologies: Develops industrial AI and digital twin solutions for enterprise operations.
5+ YOE5+ years in software engineering; CS/SE degree; backend (Django/Node), frontend (React/JS); cloud infra; APIs; data systems; 50-75% travel; not remote.
React, JavaScript, Django, Node.js, SQL, CI/CD, AWS, Azure, GCP
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Senior Software Engineer
Union, New Jersey, United States
$135k-$145k/yr HybridFull Time
SS&C Technologies
SS&C TechnologiesNasdaq: SSNC: Provides software and technology for financial and healthcare sectors.
Full stack development with .NET/C#/C++, UI frameworks (Angular/React), SQL/NoSQL, microservices, and messaging systems.
.NET, C#, C++, WPF, WinUI, Angular, React, jQuery, Kafka, Ultra-Messaging, SQL, NoSQL, GitHub, Jira/Confluence, Visual Studio, MSBuild, HTTP/REST
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Senior Software Engineer - Security Technology
New York City, New York, United States
OnsiteFull Time
Bloomberg
Bloomberg: Delivers financial data, news, and software to global markets.
5+ YOE5+ years in designing and developing software; Python and/or JavaScript/TypeScript; Bachelor’s in CS/Engineering/Mathematics or related field.
Python, JavaScript, TypeScript, PostgreSQL, SQL Server, COMDB2, UnitTest, Autotest, Pytest
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3mo
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Senior Software Engineer
New York, New York, United States
HybridFull Time
TickPick
TickPick: Online marketplace for buying no-fee live event tickets.
5+ YOE5+ years professional software engineering; proficient in C#/.NET, TypeScript/Node.js, or React/React Native; SQL (SQL Server/PostgreSQL); experience with AI coding agents; production systems handling real traffic/money; Azure experience a plus
C#/.NET, TypeScript/Node.js, React/React Native, Azure SQL, Azure Service Bus, Azure Storage, Azure Cosmos DB, Claude Code, Codex, Visual Studio, VSCode, Cursor, Azure Cloud Platform
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