Senior C# Jobs in NYC

27

Sr. Software Engineer

QuadPay
Greater NYC Area
2 days ago
+26
Work on a modern cloud based, event-driven microservice architecture. Build secure code that can scale to reach thousands of concurrent users. Iterate on problems quickly in a collaborative environment. Participate in a blameless culture which focuses on process and technology.

Engineering Manager

Simon Data
Greater NYC Area
2 days ago
+37
As a successful leader in this role, you'll use your intimacy with the business' goals to help structure sprint team memberships quarter over quarter as well as manage programs. Drawing upon years of experience as an engineer, you will collaborate individually with your team members to develop their engineering skills. You will act as a coach, guide, and recruiter as you build a team of influential engineers who are role models to their peers in both exemplifying our values & competencies as well as consistently delivering high impact business value.

Senior Full Stack Engineer

Giant Machines
Greater NYC Area
2 days ago
+54
We're looking for a senior full stack engineer to help lead the engineering effort on our various projects. You'll be able to make technical decisions, lead development across the full application stack, and interface with our clients as a representative of Giant Machines engineering organization.

Senior Software Engineer - Acceleration

The Trade Desk
Greater NYC Area
2 days ago
+22
Care deeply about improving developer experience, tools, engineering practices, and technical debt. Communicate clearly and empathetically; your customers are your peers and you will work with them every day. Drive innovative solutions while being sensitive to the current needs and realities of your fellow engineers. Navigate differing opinions, ambiguity, and compliance requirements to build and advocate designs with clear objectives and trade-offs.

Director of Platform Engineering

Lifion by ADP
Greater NYC Area
5 days ago
+30
As an Engineering Leader, you will be driving the direction of our revolutionary suite of products, owning the overall design of those products and managing groups of extremely talented and innovative engineers. You’ll be a functional leader, providing hands-on guidance to shape the future design and solutions for millions of users. Join the engineering leadership team and work across other domain leaders to help build products our clients love.

Engineering Manager

Senior Front End Engineer

Paige.AI
Greater NYC Area
5 days ago
We’re seeking a Senior Front End Engineer to join our Viewer Team. In this role you’ll refine and implement new features for our PAIGE View slide viewer application. This is an extraordinary opportunity to be part of a high-performing team and to pursue a life-changing mission.

Senior Software Engineer (Edge)

Oden Technologies
Greater NYC Area
6 days ago
+27
Write critical code that is the entry point for client data at scale. Test end to end, verify new Edge Hardware, features, integrations and machine protocols in our lab and in our virtual test environment. Work closely with Sales, Customer Service Managers and our clients to gather requirements and feedback for the features and tools that go into our future releases. Understand industrial automation hardware such as PLCs, sensors, and HMIs, Historians and other data sources. Execute best practices of coding and testing standards. Take part in code and design reviews.

Senior Software Engineer (DevOps)

QuadPay
Greater NYC Area
1 week ago
+26
Develop fault-tolerant, highly available and self-healing platforms hosted with Kubernetes on Azure AKS. Work with our platform engineers to write code that scales, maintains and monitors our infrastructure. Automate everything and instrument everything! We believe in infrastructure as code and using data and evidence to guide our decisions. Create zero-downtime CI/CD deployment pipelines. Build tools to analyze application performance and debug production issues. Participate in a blameless culture which focuses on process and technology.

Staff Backend Software Engineer

Namely
Greater NYC Area
1 week ago
+25
Design, create and own high quality, scalable and heavily tested software across our stack. Evolve our systems through solid architectural design and driving best practices through code review. Provide technical mentorship to engineers across our organization. Work on a cross-functional team(s), partnering across engineering, product, design, and business functions.

Principal Software Engineer

Senior Software Engineer

Manager, Engineering

Senior Backend Software Engineer

Load 1 more jobs5 jobs at Namely

Full Stack Engineer

Simon Data
Greater NYC Area
1 week ago
+37
As a Sr Full Stack Engineer at Simon, you’ll be collaborating with passionate engineers every single day. Our full stack engineers are responsible for our entire web application, our massive integrations platform, and our real-time API service. Our clients rely on Simon to engage with hundreds of millions of customers -- sending over billions of messages annually. Successful engineers have a readiness to tackle complex problems; build fault tolerant, highly available systems; and pivot as our business continues to 10x in scale.

Sr. Full-Stack Engineer Platform/Cloud

Grubhub
Greater NYC Area
1 week ago
+30
A senior full-stack engineer in the cloud infrastructure team is responsible for co-building the interface and frameworks on which all of grubhub’s services are built and operate. This team is at the core of implementing distributed, scalable system foundations and designing for 5 9’s uptime and horizontal scalability. You will work on the frontend/frameworks all our services and their testing are built on as well as the services that comprise our platform on which services operate. This in includes our netty based traffic router and load balancer that sits between clients and all services handling millions of requests every day. You should have a strong desire to drive innovation by building feature rich, scalable systems and operational UI’s that are conducive to evolution. 

Senior Engineer- Delivery

Senior Application Security Engineer

Senior Software Engineer - Restaurant Content

Sr. Software Engineer - Pricing

Senior Engineer - Delivery Services

Sr. Software Engineer - Pricing

Director of Application Security

Senior Engineer - Enterprise Order Taking

Load 5 more jobs9 jobs at Grubhub

Lead Software Engineer - Full Stack

Betterment
Greater NYC Area
1 week ago
+46
Build things people love. Our goal is to delight our customers whenever possible. Sleek design, simple user experience, and access to sophisticated advice. Solve “impossible” problems. Take your ideas to the next level right away. We experiment, iterate, learn, and repeat. Collaborate, with purpose. You’ll work in small groups with other talented thinkers and figure out how to make Betterment’s revolutionary software even better. Gain trust through transparency. We believe in taking the guesswork out of investing. That means a consistent experience for our customers — you’ll build the tools to make it possible. We already have the best UX in the business. Let’s make it even better. Create efficiency. Our software helps customers save time and money. We maintain it through clean code, pragmatic programming, and lean engineering.

Senior Android BSP Engineer

Peloton
Greater NYC Area
1 week ago
+27
Peloton’s System Engineering team is looking for a skilled and highly motivated Senior Android BSP engineer interested in being a part of a global team working on the next generation Peloton platform based on Android. Previous experience in working on projects at a system level is a plus. The ideal candidate would be able to work across core components of the Android software stack to develop new software modules as well as debug and integrate existing solutions that are generic across multiple infotainment platforms.

Senior Build Systems Engineer - CI/CD

Android BSP Engineer

Senior Firmware Engineer

Senior Software Engineer (BU Gympass Plus)

Gympass
Greater NYC Area
1 week ago
+43
Quickly learn our existing tech stack and services. Learn the complex business processes and workflows that help deliver our product. Create features and provide technical support Engineering Manager. Collaborate in designing, architecting, building, testing, and maintaining world-class web application and data management software. Contribute to the entire product development process and brain-storm different ideas. Build Integration with 3rd party API and tools. Develop code to meet business needs and ensure the applications we build are meeting high standards of quality and supportability.

Back End Engineer

Spruce
Greater NYC Area
1 week ago
+20
- Help us build the very first data-driven, automated title insurance company. - Create efficiency. Our software is replacing reams of paper and dozens of manual processes. We maintain it through clean code, pragmatic programming, and lean engineering. - Help develop Spruce's company and engineering cultures. - Improve the quality of many Americans’ lives by modernizing an ossified part of that rite of passage to the American Dream - buying a house.

Senior Full-stack Software Engineer

Transfix
Greater NYC Area
1 week ago
+26
Senior Full-stack Engineers at Transfix work within cross-functional product development teams, owning, designing, and delivering large projects and components. They draw on their deep technical experience to identify ideal design patterns and facilitate adopting them in our codebase and across the team. Our Senior Engineers make substantial impacts by ensuring delivery of new product initiatives, proactively identifying and refactoring bottlenecks, and improving the performance and resilience of our production systems as our business grows year over year.

Quantitative Developer

IEX Group
Greater NYC Area
1 week ago
Work with technology, quant, regulatory, market and business development teams to make design and architecture decisions in developing new Exchange products. Hands on development and maintenance of the Exchange matching engine and other quantitative products. Work closely with Market Operations and Technology Operations teams to provide help with troubleshooting production issues.

Lead Embedded Engineer

Eight Sleep
Greater NYC Area
2 weeks ago
+31
Partner with designers, product managers, hardware engineers, and software engineers to build the first-ever sleep fitness solution. Build critical features such as controlling bed temperature based on member settings and live reactions to member behavior. Work on increasing reliability, testability, backward compatibility, and scalability of our systems. Ensure velocity and quality through design, processes, and tools in a CI/CD environment. Own and proactively support what you put into production.

Senior Backend Engineer

Stocktwits
Greater NYC Area
2 weeks ago
+31
StockTwits is looking for a Senior Software Engineer to join our cross-functional Agile engineering team. You will architect elegant distributed systems, design and develop scalable microservices and APIs, and work to continuously improve our engineering practices by participating in architecture discussions and code reviews. You are self-driven and will carry your ideas from inception to delivery, making meaningful technical decisions along the way. Above all, your work will directly impact the way the world experiences the next generation of financial investment on the largest social network of investors and traders.

Senior Engineer: Compute - Control Plane

DigitalOcean
Greater NYC Area
2 weeks ago
+47
As a Software Engineer on the Compute team, the software you write will orchestrate tens of thousands of hypervisors across our global infrastructure. You will define the next generation of cloud services, making developers' lives (both inside DO and in the 'wild') easier by building new services that improve our efficiency and also provide important new features for our customers. If your passion is Distributed Systems, this is the right job for you. This role can be worked remotely or from our offices in NYC and Cambridge, MA. 

NYC Startup GuidesSEE ALL

LOCAL GUIDE
Best Companies to Work for in NYC
LOCAL GUIDE
Best Software Engineer Jobs in NYC
LOCAL GUIDE
Coolest Tech Offices in NYC
LOCAL GUIDE
Best Sales Jobs in NYC
LOCAL GUIDE
Best Benefits at NYC Tech Companies
LOCAL GUIDE
Best Data Analyst & Data Science Jobs in NYC
LOCAL GUIDE
Best Design Jobs in NYC
LOCAL GUIDE
Best Marketing Jobs in NYC
LOCAL GUIDE
How to Get a Job in NYC Tech
LOCAL GUIDE
Women in NYC Tech
LOCAL GUIDE
Top NYC Startup Funding Rounds
LOCAL GUIDE
Your Guide to Cybersecurity in NYC