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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior .Net Engineer (Backend) - **Company:** Phillips & Cohen - **Location:** Salford, UK - **Experience:** Expert - **Salary:** £45,000.0 - £60,000.0 - **Contract:** Permanent contract - **Skills:** ASP.NET, .NET Framework, Application Programming Interfaces (APIs), Amazon Web Services, User Authentication, Microsoft Azure, C Sharp (Programming Language), Cloud Computing, Databases, Continuous Integration, Cron, DevOps, Entity Framework, JSON, Message Broker, Microsoft SQL Server, Object-Relational Mapping, OAuth, RabbitMQ, Cloud Services, Swagger, JSON Web Token, SQL Stored Procedures, Transact-SQL, Openapi, Azure Service Bus, .NET Core, Database Performance, Indexer, Backend, Git, Front End Software Development, Restful APIs, Web Api - **Published:** August 13, 2026 - **Apply:** https://www.totaljobs.com/job/senior-net-engineer/phillips-cohen-job107837856 ## About the Role * Backend Stack: 5+ years of experience with C#, .NET Core / .NET 8+, and ASP.NET Core Web API. * Database Mastery: Advanced proficiency with MS SQL Server, T-SQL, and Object-Relational Mapping (ORM) tools like Entity Framework Core. * API Integration: Deep understanding of RESTful API design, JSON, and secure authentication protocols (OAuth 2.0, JWT, API Keys). * Automation & Messaging: Experience with background workers, CRON jobs, or message brokers (e.g., RabbitMQ, Azure Service Bus). * DevOps & Cloud: Familiarity with Git version control, CI/CD pipelines, and cloud hosting (Azure or AWS)., * A proactive and collaborative mindset. * A passion for building reliable, scalable solutions and tools. * A commitment to continuous learning and professional development. * Strong analytical and troubleshooting abilities. * The ability to manage multiple priorities in a fast-paced environment. ## Description We are looking for a talented and motivated Senior Backend Engineer to join our growing innovation team. In this role, you'll design, develop, deploy, and support microservice-based applications that power critical business services. You'll work closely with fellow developers, and operations teams to deliver scalable, secure, and resilient solutions. This is an excellent opportunity for someone who enjoys solving complex technical challenges and improving software delivery processes. Success will be measured by timely and successful delivery of migration and modernization initiatives, smooth cutovers with minimal operational impact and improved system stability. This role is hybrid, based out of our Manchester office. Responsibilities: * Build Automated Services: Design and deploy robust background worker services, scheduled tasks, and event-driven automation. * Develop Custom APIs: Architect, build, and document secure, scalable RESTful Web APIs using ASP.NET Core. * Integrate Ecosystems: Connect internal MS SQL databases with external third-party cloud services and vendor APIs. * Optimize Databases: Write clean, efficient T-SQL queries, manage stored procedures, and optimize database performance and indexing. * Future-Proof UI: Ensure all backend systems and APIs are decoupled and built to easily support a frontend framework as part of a future phase. * Documentation: Produce and maintain technical documentation. Experience creating clear API documentation using Swagger / OpenAPI. * Planning: Contribute to technology and platform roadmaps. ## Related Videos - [From clicks to cribs - How to find your dream home with web scraping](https://www.wearedevelopers.com/videos/767-from-clicks-to-cribs-how-to-find-your-dream-home-with-web-scraping) - [Architectures that we can use with .NET](https://www.wearedevelopers.com/videos/935-architectures-that-we-can-use-with-net) - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Building Multi-Tenant ASP.NET Core Applications: Best Practices and Real-World Solutions](https://www.wearedevelopers.com/videos/1552-building-multi-tenant-asp-net-core-applications-best-practices-and-real-world-solutions) - [Is your backend a hodgepodge of queues, event stores and cron jobs? Durable Execution to the Rescue.](https://www.wearedevelopers.com/videos/744-is-your-backend-a-hodgepodge-of-queues-event-stores-and-cron-jobs-durable-execution-to-the-rescue) ## Related Articles - [The 7 Most Popular Backend Frameworks for Developers](https://www.wearedevelopers.com/magazine/403-the-7-most-popular-backend-frameworks-for-developers) - [Fullstack Developer Salary UK](https://www.wearedevelopers.com/magazine/251-fullstack-developer-salary-uk) - [Frontend Developer Salary in The UK](https://www.wearedevelopers.com/magazine/233-frontend-developer-salary-in-the-uk) - [What’s the Difference Between Frontend and Backend Development?](https://www.wearedevelopers.com/magazine/240-what-s-the-difference-between-frontend-and-backend-development) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)