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Top C# Jobs in Philadelphia, PA

9 Days Ago
Remote
Philadelphia, PA
Senior level
Senior level
Cloud • Insurance • Payments • Software • App development • Big Data Analytics
As an Application Architect, you'll lead architectural design and provide technical guidance to software engineers during the transition to a microservices architecture. You'll collaborate within a team, ensure effective software production and maintainability, champion architecture concerns, and participate in design meetings and code reviews.
Top Skills: .NetC#GoJavaScriptReact
9 Days Ago
Remote
Philadelphia, PA
Entry level
Entry level
Cloud • Insurance • Payments • Software • App development • Big Data Analytics
As a Software Engineer at Applied Systems, you will develop and maintain web applications and microservices using React and Golang. Responsibilities include designing user interactions, implementing RESTful services, reviewing code for efficiency, and ensuring stacks are secure and scalable.
Top Skills: C#GoJavaScriptNode JsReactTypescript
9 Days Ago
Remote
Philadelphia, PA
Mid level
Mid level
Cloud • Enterprise Web • Software
Design, implement, and maintain the core of a distributed time series database. Optimize memory use, disk I/O, and network packets. Enhance reliability through mentorship and collaborate on the technical roadmap.
Top Skills: C#C++GoJavaRust
9 Days Ago
Remote
Philadelphia, PA
Mid level
Mid level
Cloud • Insurance • Payments • Software • App development • Big Data Analytics
As a Staff Software Engineer, you will enhance the insurance platform by building web services and APIs, collaborating with product and engineering teams, monitoring production issues, and improving CI/CD pipelines, while providing mentorship and adhering to best practices, all within an Agile Scrum environment.
Top Skills: C#GoJava
10 Days Ago
Easy Apply
Remote
Philadelphia, PA
Easy Apply
137K-189K Annually
Mid level
137K-189K Annually
Mid level
Artificial Intelligence • Fintech • Machine Learning • Social Impact • Software
As a software engineer on the Home Lending Growth team at Upstart, you'll develop and enhance the home equity line of credit product. You'll collaborate cross-functionally, delivering features and making impactful changes while learning front-end and back-end technologies, with an emphasis on Ruby and Kotlin. You should possess strong communication skills and a proactive approach to improving the team's codebase and metrics.
Top Skills: C#JavaKotlinRuby
11 Days Ago
Easy Apply
Remote
Philadelphia, PA
Easy Apply
Mid level
Mid level
Consumer Web • eCommerce • Enterprise Web • Events • Sports
As a Senior Software Engineer at SeatGeek, you will develop and operate a modern, containerized service-oriented architecture, solve complex performance issues, create user-friendly interfaces, and enhance the company's technology stack while mentoring team members. You will contribute to building innovative solutions for the ticketing industry.
Top Skills: C#GoPython
14 Days Ago
Remote
Philadelphia, PA
80K-130K Annually
Entry level
80K-130K Annually
Entry level
Cloud • Computer Vision • Information Technology • Sales • Security • Cybersecurity
The Analyst I will perform incident handling, basic malware analysis, and improve incident detection processes in a cyber security operations center. Responsibilities include producing high-quality reports and demonstrating thought leadership in the industry.
Top Skills: .NetCC#PerlPythonRuby On RailsVb
16 Days Ago
Remote
Philadelphia, PA
Senior level
Senior level
Cloud • Insurance • Payments • Software • App development • Big Data Analytics
The Senior Software Engineer will develop and maintain web applications and microservices using React and Golang. Responsibilities include collaborating in scrum teams, designing software with OOP principles, maintaining web solutions, and implementing RESTful services on Google Cloud while ensuring quality and performance.
Top Skills: .NetC#GoJavaScriptNode JsReactTypescript

Featured Jobs

17 Days Ago
Remote
Philadelphia, PA
Mid level
Mid level
Information Technology • Consulting
The Software Engineer will participate in the software development lifecycle, implementing and maintaining code for product features. Responsibilities include writing clean code, performing code reviews, participating in design meetings, and troubleshooting customer issues. This role requires collaboration with other engineers and product managers to deliver high-quality software efficiently and effectively.
Top Skills: C#JavaJavaScriptPHPTypescript
20 Days Ago
Easy Apply
Remote
Philadelphia, PA
Easy Apply
Senior level
Senior level
Consumer Web • eCommerce • Enterprise Web • Events • Sports
As a Lead Software Engineer at SeatGeek, you will build and maintain a modern service-oriented architecture, resolve complex performance issues, develop user-friendly interfaces, and innovate within the company’s technology stack. You’ll work collaboratively on critical software solutions that enhance the ticketing experience.
Top Skills: C#GoKotlinPythonSwiftTypescript
Yesterday
Hybrid
Philadelphia, PA
Senior level
Senior level
Information Technology • Consulting
The Senior AI Engineer will implement AI solutions, lead AI project lifecycles, consult with stakeholders, and collaborate with cross-functional teams. Responsibilities include defining project requirements, creating solution architectures, and staying updated on AI advancements to drive innovation.
Top Skills: .NetC#Python
20 Days Ago
Remote
Philadelphia, PA
Senior level
Senior level
Artificial Intelligence • Fintech • Information Technology • Software • Data Privacy
The Senior Site Reliability Engineer - Database at DFIN ensures optimal database performance and stability for SaaS products through monitoring, automation, and change management. Responsibilities include implementing SRE best practices, defining CI/CD processes, and maintaining database security and backup processes while collaborating with engineering teams.
Top Skills: BashC#CosmosJavaPowershellPythonSQL
Yesterday
Philadelphia, PA
Senior level
Senior level
Digital Media • Gaming • Internet of Things • News + Entertainment • Retail • Business Intelligence • Cybersecurity
As a Penetration Tester, you will conduct security assessments across web, network, mobile, and cloud environments, perform vulnerability scanning, and engage in red team exercises. You'll also lead projects, mentor junior members, and communicate findings effectively to stakeholders while staying updated on cybersecurity trends.
Top Skills: BashC#C/C++JavaPythonRuby
Entry level
Cloud • eCommerce • HR Tech • Information Technology • Analytics
Seeking a Sr .NET Developer/Engineer for a contract position in King of Prussia, PA. Responsibilities include working with .NET, C#, MVC, preparing reports, setting work priorities, and assigning project work to team members.
Top Skills: .NetC#
2 Days Ago
Philadelphia, PA
Cloud • eCommerce • HR Tech • Information Technology • Analytics
Develop new reports, maintain existing reports, advise on SSRS standards, create reports using SQL SSRS, code utility applications using C#, ASP.NET, HTML, and XML.
Top Skills: C#Ssrs
Cloud • eCommerce • HR Tech • Information Technology • Analytics
Seeking a Sr .NET Developer/Engineer for a contract position in King of Prussia, PA. Requires expertise in .NET, C#, MVC, and SQL. Responsibilities include setting work priorities and assigning project work to team members.
Top Skills: .NetC#
2 Days Ago
Remote
Philadelphia, PA
Senior level
Senior level
Healthtech
Lead the design and implementation of full-stack software projects focused on behavioral health technology, mentor junior engineers, develop strategies aligned with long-term objectives, introduce innovative methodologies, and collaborate with various departments to enhance product capabilities.
Top Skills: C#Typescript
21 Days Ago
Remote
Philadelphia, PA
122K-130K Annually
Senior level
122K-130K Annually
Senior level
Cloud • Hardware • Healthtech • Information Technology • Mobile • Other • Infrastructure as a Service (IaaS)
The Real-Time Cloud Data Integration Engineer will design and develop real-time data integration solutions, ensuring data integrity and efficient processes. Responsibilities include working with cloud technologies, analyzing and troubleshooting SQL queries, collaborating with stakeholders, and maintaining existing data integration tools.
Top Skills: C#JavaPythonScala
21 Days Ago
Remote
Philadelphia, PA
Senior level
Senior level
Edtech • Social Impact
The Senior Data Engineer at ReUp Education will design and maintain scalable data pipelines, implement ETL processes, optimize data flows, and ensure secure data management. This role emphasizes collaboration across teams, troubleshooting data issues, and providing technical leadership while working primarily with educational institutions to improve student data ingestion and processing.
Top Skills: C#GoJavaPythonSQL
2 Days Ago
Philadelphia, PA
Senior level
Senior level
Business Intelligence • Consulting
The AI and Technology Consultant will work with clients to implement strategic initiatives using technological and business acumen. Responsibilities include collaboration with clients, translating business needs into technical requirements, leading project teams, and coaching on Agile methodologies. This role demands adaptability, strong communication skills, and the ability to drive data-driven decisions across various industries.
Top Skills: .NetAngularAWSC#C++Db2GCPJavaJavaScriptAzureMySQLNode.jsNoSQLOraclePostgresPythonReactSQL
8 Days Ago
Hybrid
Philadelphia, PA
72K-185K Annually
Senior level
72K-185K Annually
Senior level
Cloud • Insurance • Professional Services • Analytics • Cybersecurity
As a Senior Actuarial Consultant, you will manage rate filings for Commercial and Specialty products, advise on filing strategies, and ensure compliance with regulations. You'll lead project teams, modernize actuarial tools, and collaborate with various departments to improve profitability and filing efficiency. Strong project management and communication skills are essential.
Top Skills: RSQLVBA
2 Days Ago
Philadelphia, PA
Mid level
Mid level
Artificial Intelligence • Marketing Tech
The Site Reliability Engineer at Listrak is responsible for ensuring the reliability and performance of systems. Duties include automating processes, managing incidents, providing second-tier support, and collaborating with teams. Strong skills in monitoring tools and problem-solving are essential.
Top Skills: Asp.NetC#JavaScriptPythonSQLVb.Net
2 Days Ago
Philadelphia, PA
Mid level
Mid level
Artificial Intelligence • Marketing Tech
As a Software Engineer at Listrak, you will develop new features, maintain system stability, perform troubleshooting, and provide production support. You'll work in a SCRUM environment, participate in code reviews, and mentor associate engineers, ensuring adherence to engineering standards and practices.
Top Skills: C#
2 Days Ago
Philadelphia, PA
Mid level
Mid level
Software
As a Senior Software Developer at Suvoda, you will develop Interactive Response Technology for clinical trials, verify user requirements, create technical documentation, manage system deployments, and assist with issue resolution. You will also contribute to product research and offer innovative solutions to enhance system quality.
Top Skills: .NetC#SQL Server
2 Days Ago
Philadelphia, PA
Senior level
Senior level
Information Technology • Internet of Things • Other • Software
The Lead Software Engineer/Architect will provide technical leadership to software developers, focusing on Microsoft technologies, pioneering projects with .NET and Azure. Responsibilities include guiding development teams, high-level design, project delivery, customer interaction, and mentoring. Candidates need extensive experience in mobile and front-end development while collaborating globally in a distributed environment.
Top Skills: .NetC#
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