Job Description

Senior Software Engineer

Date:

Oct 10, 2025

Location:

Mumbai, IN

Requisition ID:

18088

Description:

About Firstsource

Firstsource Solutions Limited, an RP-Sanjiv Goenka Group company (NSE: FSL, BSE: 532809, Reuters: FISO.BO, Bloomberg: FSOL:IN), is a specialized global business process services partner, providing transformational solutions and services spanning the customer lifecycle across Healthcare, Banking and Financial Services, Communications, Media and Technology, Retail, and other diverse industries. With an established presence in the US, the UK, India, Mexico, Australia, South Africa, and the Philippines, we make it happen for our clients, solving their biggest challenges with hyper-focused, domain-centered teams and cutting-edge tech, data, and analytics. Our real-world practitioners work collaboratively to deliver future-focused outcomes.


Job Title: Senior Software Engineer Exp: 4 to 10 years Location: Remote/Bangalore Function/Department: Technology

Key Skills

Backend: .NET Core, C#, ASP.NET Core, Web API, Microservices Frontend: Angular 6+, HTML5, CSS3, Bootstrap,Blazor Database: SQL Server / PostgreSQL / MySQL, Entity Framework Core with LINQ Version Control: Git / Team Foundation Server / Azure DevOps Cloud (Good to Have): Azure Services - Load Balancer, DNS, Traffic Manager, Compute, Storage, Azure SQL, CosmosDB, Azure Search, Azure Functions, Logic Apps, Serverless Programming, API Management, Service Bus, Key Vault, Redis Cache, AAD, App Insights, RabbitMQ

Technical Requirements

Minimum 4+ years of experience in .NET Framework using C# 2-3+ years of hands-on experience with ASP.NET Core / .NET Core Web API 2+ years of hands-on experience with Angular 6+ Strong knowledge of RESTful API design and development Strong SQL expertise -- ability to design databases, write complex queries and stored procedures Good understanding of SOLID principles and design patterns

Responsibilities

Collaborate with stakeholders to understand and define application requirements Analyze system requirements and delegate development tasks Develop technical specifications and documentation Write scalable, high-quality code in ASP.NET Core and MVC Review, debug, and optimize existing applications Draft and maintain software and application operating procedures

What We Value

Intense collaboration and teamwork Passionate customer focus Fast, disciplined execution Continuous improvement mindset Relentless drive to deliver and win

Experience Summary

Angular: Minimum 2 years (Required) ASP.NET / ASP.NET Core: Minimum 3 years (Required) Microsoft SQL Server: Minimum 2 years (Preferred)




Disclaimer: Firstsource follows a fair, transparent, and merit-based hiring process. We never ask for money at any stage. Beware of fraudulent offers and always verify through our official channels or @firstsource.com email addresses.