Top Lead Software Engineer Jobs in NYC, NY

Lead software engineering for secure, scalable, production-grade applications in an agile enterprise environment. Design complex solutions and architecture, develop Java microservices and REST APIs, improve reliability through automated testing and CI/CD, analyze system data, and build reusable components. Guide responsible adoption of AI-assisted engineering tools, coach team members on secure validation practices, troubleshoot complex issues, and deliver high-throughput distributed systems across cloud-native platforms.

Lead a small engineering team building scalable backend services for booking, payments, financing, and financial reporting products. Design architecture, write code, ensure security and privacy compliance, define APIs and data contracts, mentor engineers, and collaborate with product, operations, and finance. The role involves Node.js, TypeScript, SQL, cloud infrastructure, distributed systems, experimentation, and marketplace engineering in a hybrid NYC environment.

Lead a global software engineering team building and operating scalable, fault-tolerant electronic trading platforms. Own technical strategy, architecture, requirements, development, testing, production support, and delivery. Design event-driven systems using Java and Kafka, guide cloud-native modernization with Kubernetes, evaluate technologies, mentor engineers, and establish strong engineering practices. Partner closely with product, architecture, business, and executive stakeholders while applying AI-assisted development practices and maintaining a customer-focused product mindset.

Leads hands-on development of enterprise solutions using Dynamics 365 Sales, Dataverse, Power Apps, and Power Automate. Designs CI/CD pipelines, establishes engineering standards, manages version control and ALM, and ensures solution scalability and maintainability. Mentors engineers, conducts code reviews, collaborates with architecture and product teams, supports Agile delivery, and serves as a technical stakeholder contact. Participates in overnight and weekend on-call support for Broad Arrow Auctions.

Lead a portfolio company’s engineering function by writing production code, modernizing the software development lifecycle, coaching engineers, setting the product roadmap, and implementing AI-powered development and product capabilities. The role requires rapidly learning unfamiliar technology stacks, improving legacy codebases without rewrites, operating independently, and partnering closely with general managers, operators, and customers.

Lead development of full-stack, mission-critical products using Angular, React, Node.js, and AWS serverless technologies. Own projects from product definition through deployment, integrate GraphQL APIs and machine learning systems, improve developer experience and CI/CD, collaborate with clinicians and researchers, participate in customer discovery, and mentor engineers while shaping technical architecture and engineering culture.

Leads hands-on development of scalable full-stack applications using React, .NET, Next.js, TypeScript, and Azure. Responsibilities include architecture, technical decision-making, code reviews, performance optimization, application security, CI/CD implementation, mentoring engineers, and cross-functional collaboration. The role also contributes directly to coding, database optimization, API development, and cloud-native deployment practices.

Provides technical and architectural leadership for Ro’s patient-facing healthcare platform. Designs scalable backend systems supporting intake, prescriptions, commerce, subscriptions, renewals, and growth experiences. Partners with product, engineering, clinical, growth, design, and data teams to translate patient and business needs into technical strategy, improve system foundations, and drive patient outcomes and revenue. Requires strong systems design, backend engineering, product judgment, and experience leading complex consumer-facing platforms.

Lead technical strategy and architecture for a client delivery data platform. Own platform priorities, integrations, reliability, engineering standards, proofs of concept, and system-level fixes. Partner with Product and senior stakeholders, mentor engineers, handle technical escalations, evaluate emerging tools and AI practices, and write code for critical work. The role requires expert SQL and Python, scalable data platform experience, cloud expertise, and hands-on LLM orchestration experience.

The Lead Software Engineer will oversee architecture and design of platform services, drive technical strategy, mentor engineers, and enhance scalable, robust digital experiences at Salesforce.

Lead the architecture and development of Green Dot’s cloud-native Banking as a Service platform. Design scalable APIs, microservices, event-driven systems, and integrations; guide CI/CD, testing, observability, security, and compliance practices; lead incident response and architectural decisions; reduce technical debt; mentor engineers; and partner with product and engineering teams to deliver reliable banking and payment solutions.

Lead technical design and delivery of high-performance, secure backend systems. Develop and review production code using TDD, mentor engineers, prototype AI-enabled workflows, ensure reliability, performance, and compliance across distributed services.

Senior full-stack engineer responsible for designing, building, testing, deploying, and supporting scalable lead capture, routing, tracking, and advisor-facing platform features. The role is approximately 70% frontend and 30% backend, using NestJS, Node.js, React, AWS, databases, event-driven architectures, CI/CD, automated testing, analytics, observability, and LLM-backed functionality. Responsibilities include architecture, production troubleshooting, performance optimization, technical planning, code reviews, documentation, and mentoring.

Leads architecture, development, and deployment of scalable cloud-native backend platforms integrating AI, LLMs, agentic workflows, and Salesforce. Designs distributed services, APIs, data migration pipelines, and enterprise integrations while driving observability, resilience, security, and performance. Provides technical leadership, mentors engineers, influences architecture, and collaborates with product, business, and AI/ML teams to deliver highly available enterprise systems.

Leads technical initiatives for Toast’s restaurant scheduling product, designing and delivering scalable full-stack software. Responsibilities include architecture, API and system design, roadmap influence, cross-functional collaboration, engineering quality, performance, and technical leadership. The role also promotes AI-assisted development and improved employee and customer experiences.

Lead development of high-performance financial trading applications and Order Management System features across Java backends and JavaScript frontends. Responsibilities include architecture, performance optimization, troubleshooting, code reviews, mentoring, technical planning, documentation, and collaboration with product managers and engineers. The role requires full-stack engineering experience, strong testing and problem-solving skills, and knowledge of the financial trading ecosystem.

Lead the architecture, technical evolution, and hands-on development of a mission-critical software platform using Java, C++, and AI/ML technologies. Responsibilities include software design, coding, debugging, code reviews, testing, CI/CD, performance optimization, security, technical planning, customer troubleshooting, deployment support, documentation, and engineering leadership. The role requires occasional customer travel and may support critical incidents outside normal business hours.

Build Exoware’s production infrastructure from the ground up, including deployment, scaling, upgrades, recovery, CI/CD, monitoring, telemetry, security, and operational tooling. Design reliable systems across Kubernetes, ECS, cloud services, networking, and storage while writing software to automate operations. The role requires architectural ownership, production infrastructure experience, and the ability to improve the underlying distributed systems through production insights.

Lead development of scalable platform software supporting BlackRock’s Aladdin investment operating system. Responsibilities include building Java systems, CI/CD pipelines, container platforms, distributed services, data and messaging capabilities, and highly available applications. The role provides technical leadership, manages project priorities, applies test-driven and Agile practices, supports production operations, collaborates on roadmaps, and contributes to recruiting and team culture.

As a Sr. Software Engineer at Bloomerang, you will lead technical direction, mentor engineers, and enhance SaaS solutions while utilizing .NET and AI tools. You will ensure scalable, maintainable applications, advocate for Agile workflows, and focus on quality outcomes in software development.

Leads the design, configuration, development, integration, testing, deployment, and production support of Guidewire InsuranceSuite applications for Property and Casualty insurance. Translates business requirements into secure, scalable solutions; directs technical design and code reviews; supports integrations, incident resolution, root cause analysis, releases, and continuous improvement. Mentors engineers, maintains technical documentation, and promotes Agile, DevOps, quality, security, and enterprise architecture standards.

Lead and mentor a team of engineers while contributing hands-on to complex features. Define architecture, drive development best practices, conduct code reviews, coordinate cross-functional requirements, and ensure timely delivery of high-quality ecommerce marketplace software.

Lead development of Device OS platform infrastructure connecting industrial machines and applications to Apkudo. Own integration services, APIs, software and model deployment, staged rollouts, rollback, fleet monitoring, telemetry, diagnostics, and operator-facing control surfaces. Partner with robotics, AI, design, and operations teams to create reliable interfaces and deployment workflows for heterogeneous distributed devices.

Designs and implements manual and automated tests across unit, component, integration, and end-to-end levels. Builds scalable UI and API automation frameworks, conducts performance and load testing, creates test reports, investigates regressions, and provides testability feedback. Collaborates with engineering, product management, and UX teams in an agile environment. The role requires Python and JavaScript automation expertise, cloud and container experience, CI/CD familiarity, SQL, and knowledge of microservices.

Lead the technical direction and architecture of the Foundations platform team, owning authentication, authorization, SSO, secrets management, tenancy, and core platform services. Design APIs, drive services through launch, make technical decisions, establish engineering standards, and mentor engineers without formal management authority. Partner with engineering and product leaders to align execution with priorities.