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Top Senior Level .NET Developer Jobs in Philadelphia, PA

147+ Job Results
Yesterday
United States
Remote
188 Employees
Senior level
188 Employees
Senior level
Design
The Freelance Senior Developer is responsible for creating highly functional interactive experiences, focusing on front-end development while also engaging in back-end systems. This role involves managing project expectations, ensuring team communication, assisting in quality assurance, and applying expertise in UX/UI to support projects.
Yesterday
United States
Remote
93 Employees
150K-160K Annually
Senior level
93 Employees
150K-160K Annually
Senior level
eCommerce
The Senior Full Stack Software Engineer will lead software development tasks, mentor team members, and collaborate closely with Product and UI/UX teams to create responsive front-end applications. The role involves developing, testing, and maintaining both front-end and back-end solutions while following Agile methodologies and ensuring software quality and performance.
Yesterday
United States
Remote
2,828 Employees
103K-150K Annually
Senior level
2,828 Employees
103K-150K Annually
Senior level
Healthtech
The Senior Software Engineer at Inovalon will design and implement secure, resilient distributed systems, enhance system performance, and lead engineering excellence. Responsibilities include mentoring team members, collaborating with various stakeholders, and ensuring compliance with policies regarding data handling.

Featured Jobs

2 Days Ago
United States of America
Remote
500 Employees
Senior level
500 Employees
Senior level
Software
The Data Services Solution Architect at Brightree will drive technical solutions to address business challenges, collaborate with stakeholders, and ensure the alignment of technology with business goals. Responsibilities include providing architecture expertise, creating prototypes, communicating with key accounts, and mentoring the Data Services team.
Top Benefits:
401-K
Company Outings
Dental Insurance
+12 More
2 Days Ago
USA
Remote
7,630 Employees
Senior level
7,630 Employees
Senior level
Artificial Intelligence • Big Data • Cloud • Machine Learning • Software • Database • Analytics
As a Solutions Architect, you'll deploy cloud products for clients, guide them in application development on Snowflake, and collaborate with various teams to improve products and services. You will be hands-on in addressing technical challenges while ensuring knowledge transfer to customers.
Top Benefits:
401-K
Adoption Assistance
Child Care Benefits
+53 More
2 Days Ago
United States of America
85,636 Employees
107K-200K Annually
Senior level
85,636 Employees
107K-200K Annually
Senior level
Aerospace • Logistics • Security • Software • Cybersecurity
The Principal/Sr. Principal Software Engineer will program websites in Visual Basic, write T-SQL queries, and perform database administration across various systems including Windows Server and Microsoft SQL Server. The role requires a TS/SCI clearance and offers opportunities to work on innovative technological advancements.
2 Days Ago
USA
Remote
30 Employees
Senior level
30 Employees
Senior level
Marketing Tech
The .NET Developer will stay updated on architectural trends, maintain a solid understanding of modern and legacy .NET systems, collaborate with backend teams, and design, build, and maintain applications and API solutions, using extensive experience with .NET technologies and Microsoft SQL Server.
2 Days Ago
United States of America
Remote
9,000 Employees
93K-158K Annually
Senior level
9,000 Employees
93K-158K Annually
Senior level
Consulting
The Senior Appian Developer will support federal clients by developing and maintaining Appian BPM solutions, including plugin development, system integration, and software development following Agile practices. Responsibilities include configuring application servers, working with databases, and maintaining relevant certifications while supporting business growth activities like RFI and RFP processes.
3 Days Ago
US
Remote
1,880 Employees
Senior level
1,880 Employees
Senior level
Software
The Senior Technical Lead will design and lead the development of innovative applications using OutSystems, guiding the development team, aligning with business goals, and ensuring technical quality throughout the project lifecycle.
3 Days Ago
USA
Remote
1,050 Employees
Senior level
1,050 Employees
Senior level
Legal Tech • Software
As a Senior Software Engineer, you'll design, develop, and deliver scalable applications and services in the legal tech space. Responsibilities include code reviews, collaborating with teams, utilizing Agile methodologies, and managing tasks while ensuring high-quality standards.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+37 More
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