Demo

Senior Software Engineer

London Approach
Philadelphia, PA Full Time
POSTED ON 12/30/2025
AVAILABLE BEFORE 1/30/2026

Senior Software Engineer

We are seeking a Senior Software Engineer to join our team and help build scalable, modern web applications. This role is ideal for someone who thrives working across the stack, enjoys solving complex problems, and has hands-on experience with today’s latest Microsoft technologies. You’ll work closely with product and design teams to deliver secure, high-performing applications that support business growth.


  • Full Time Permanent
  • Up to $150,000 Salaried
  • Fully Remote
  • Must be USC or GC holder, No sponsorship available


What You’ll Do

  • Design and develop web applications using the latest versions of C# and .NET (Core / .NET 6 ).
  • Build responsive front-end interfaces in Angular, applying strong knowledge of TypeScript, RxJS, and component-based architecture.
  • Develop and integrate RESTful APIs and microservices that connect front-end and back-end systems seamlessly.
  • Leverage Azure cloud services—such as App Services, Functions, Service Bus, Storage, and API Management—to deliver cloud-native, enterprise-grade solutions.
  • Work with relational databases like SQL Server or PostgreSQL, applying Entity Framework Core and optimizing queries for performance.
  • Participate in design and architecture discussions, ensuring applications follow clean architecture, SOLID principles, and best practices.
  • Implement automated testing, CI/CD pipelines, and monitor applications to ensure reliability, scalability, and security.
  • Collaborate with cross-functional teams in an Agile environment to plan, estimate, and deliver high-quality software.


What We’re Looking For

  • 5 years of experience developing full-stack applications.
  • Strong expertise in C# and modern .NET (Core / 6 ).
  • Professional experience building SPAs with Angular (recent versions).
  • Hands-on use of Azure cloud services in production environments.
  • Proficiency with SQL Server or PostgreSQL, including schema design and query optimization.
  • Solid grasp of software engineering fundamentals: design patterns, dependency injection, testing practices, CI/CD.
  • Experience with Git and Agile development workflows.
  • Strong problem-solving skills and the ability to work independently as well as within a team.


Nice to Have

  • Familiarity with containers (Docker, Kubernetes) and cloud-native deployments.
  • Exposure to NoSQL databases or caching technologies (Cosmos DB, Redis).
  • Experience with observability tools, security practices, or infrastructure as code (Terraform, ARM/Bicep).

Salary : $135,000 - $145,000

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Senior Software Engineer?

Sign up to receive alerts about other jobs on the Senior Software Engineer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$123,167 - $152,295
Income Estimation: 
$146,673 - $180,130
Income Estimation: 
$146,673 - $180,130
Income Estimation: 
$176,149 - $220,529
Income Estimation: 
$77,657 - $95,021
Income Estimation: 
$97,257 - $120,701
Income Estimation: 
$97,257 - $120,701
Income Estimation: 
$123,167 - $152,295
Income Estimation: 
$123,167 - $152,295
Income Estimation: 
$146,673 - $180,130
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at London Approach

  • London Approach Newark, DE
  • We are seeking a Staff Accountant to join a growing healthcare organization in Newark, DE. This role is ideal for a candidate with a strong accounting back... more
  • 4 Days Ago

  • London Approach Perkasie, PA
  • A growing global manufacturing organization is seeking a Senior Accounting Operations Specialist to support both financial operations and customer service ... more
  • 4 Days Ago

  • London Approach Harleysville, PA
  • The Controller plans, directs and controls the activities of the Accounting, Information Systems and Credit & Collections functions to ensure accurate and ... more
  • 4 Days Ago

  • London Approach Delaware, DE
  • Position Overview The Director of Corporate Talent Acquisition leads the strategic recruitment function for the organization, developing and executing comp... more
  • 5 Days Ago


Not the job you're looking for? Here are some other Senior Software Engineer jobs in the Philadelphia, PA area that may be a better fit.

  • Ket Software Malvern, PA
  • Role: Senior Data Engineer Location : Malvern,PA Job Description: Looking for 8 years of experience. Candidates with BigID experience are highly preferred!... more
  • 12 Days Ago

  • cFocus Software Incorporated Philadelphia, PA
  • cFocus Software seeks a Software Engineer SME to join our program supporting the Department of Defense (DoD). This position is remote. This position requir... more
  • 1 Month Ago

AI Assistant is available now!

Feel free to start your new journey!