Senior .NET Backend Developer

Chubb is a world leader in insurance. With operations in 54 countries and territories, Chubb provides commercial and personal property and casualty insurance, personal accident and supplemental health insurance, reinsurance and life insurance to a diverse group of clients. The company is defined by its extensive product and service offerings, broad distribution capabilities, exceptional financial strength and local operations globally. Parent company Chubb Limited is listed on the New York Stock Exchange (NYSE: CB) and is a component of the S&P 500 index. Chubb employs approximately 40,000 people worldwide. Additional information can be found at: www.chubb.com.

About Chubb India

At Chubb India, we are on an exciting journey of digital transformation driven by a commitment to engineering excellence and analytics. We are proud to share that we have been officially certified as a Great Place to Work® for the third consecutive year, a reflection of the culture at Chubb where we believe in fostering an environment where everyone can thrive, innovate, and grow

With a team of over 2500 talented professionals, we encourage a start-up mindset that promotes collaboration, diverse perspectives, and a solution-driven attitude. We are dedicated to building expertise in engineering, analytics, and automation, empowering our teams to excel in a dynamic digital landscape.

We offer an environment where you will be part of an organization that is dedicated to solving real-world challenges in the insurance industry. Together, we will work to shape the future through innovation and continuous learning.

Role Overview:

We are seeking a Senior .NET Backend Developer to design, build, and maintain enterprise-grade backend services on the Microsoft Azure cloud platform. The role covers API services, Azure Functions, orchestrators, and partner connectors that power digital products, with growing exposure to AI/GenAI integration, Agentic AI, and Skills-based AI architectures. The candidate is also expected to engage directly with external partners (banks, distribution partners, third-party API providers) and present technical solutions through structured refinement sessions.

Position Details:

Job Title: Senior .Net Backend Developer

Function/Department: Technology

Experience: 4–8 Years

Location: Hyderabad

Key Responsibilities:

• Design and develop backend services and RESTful APIs using .NET 6 / .NET 8 (C#) and ASP.NET Core (multitargeted codebase). 

• Build and maintain Azure Functions (HTTP, queue, timer, service bus triggers) and microservices following our Orchestrator + Connector pattern. 

•     Develop and consume internal NuGet SDKs to enforce shared standards across services. 

• Build, deploy, and operate workloads on Azure App Services, Azure Functions, AKS, API Management (APIM), Service Bus, Event Hubs, Event Grid, Cosmos DB, Azure Table Storage, Blob Storage, and Key Vault.

• Implement resilient HTTP integrations using Polly (retry/circuit-breaker), Flurl/HTTP Client, and well-defined contracts. 

• Author and maintain OpenAPI/APIM specs for new and existing APIs. 

• Implement structured logging and observability with Serilog (Console, AZURE EventHub, Periodic Batching sinks) and Application Insights. 

• Build partner integration layers for banks, brokers, payment gateways, and distribution partners.

• Integrate AI/GenAI capabilities into backend workflows. • Contribute to AI Agents and Skill-based AI components that orchestrate tools, APIs, and business workflows autonomously. 

• Engage with external partners and integration vendors — gather integration requirements, walk through API contracts, troubleshoot connectivity, and drive joint technical alignment. 

• Present technical solutions to business and technology stakeholders — produce solution decks, sequence diagrams, API specs, and lead solution-refinement sessions to converge on the final design. 

• Ensure security, observability, and compliance (OAuth2/OIDC, Key Vault, Managed Identity, App Insights, Log Analytics). 

• Collaborate with architects, BE Leads, frontend, QA, and DevOps teams in an Agile/Scrum environment. • Conduct code reviews, mentor junior developers, and uphold engineering best practices.

Technical Skills:

• 4–8 years of backend development experience with C# / .NET Core / .NET 6 / .NET 8. 

• Strong expertise in ASP.NET Core Web API, Azure Functions (in-process and isolated worker), LINQ, async programming. 

• Proven hands-on experience on Microsoft Azure — App Services, Functions, AKS, API Management (APIM), Service Bus, Event Hubs, Event Grid, Storage (Blob/Table), Key Vault.

• Strong working knowledge of NoSQL databases used in our stack: 

• Azure Cosmos DB — data modelling, partitioning, indexing, RU optimization, change feed. 

• Azure Table Storage — partition/row key design, query patterns, scalability. 

• MongoDB — schema design, aggregation pipelines, indexing, replica sets.

• Solid understanding of microservices architecture, Orchestrator–Connector patterns, Domain-Driven Design, and event-driven design. 

• Experience with HTTP resilience patterns using Polly (retry, circuit breaker, timeout) and structured client libraries. 

• Observability with Serilog and Application Insights (custom telemetry, correlation, distributed tracing). 

• Hands-on experience designing and consuming OpenAPI / APIM API specifications.

•   Strong grasp of OAuth2, JWT, OpenID Connect, and API security. 

• Containerization with Docker and orchestration with Kubernetes / AKS. 

• Partner-facing communication — proven ability to interact with external partners/vendors, lead joint technical discussions, and drive integration outcomes. 

• Solution presentation & refinement — ability to articulate, present, and defend technical designs in refinement and architecture review forums.

Good to Have:

• CI/CD Pipelines — experience with Jenkins (declarative pipelines, shared global libraries) and Dynaflow

• Internal SDK / NuGet library development and versioning across multiple consumer applications.

• Partner / channel integrations — banks, brokers, payment gateways, SFTP/SSH file exchanges.

• AI Exposure – Skills & Agents (preferred): 

• Hands-on experience building AI Agents. 

• Designing Skills / Plugins / Tools (MCP – Model Context Protocol servers) that expose enterprise APIs and business capabilities to LLMs. 

• Agent orchestration patterns — planner–executor, tool-use, memory, reflection, human-in-theloop. 

• Prompt templates, grounding, guardrails, evaluation, and responsible AI for agentic systems

• Working knowledge of AI integration —Prompt engineering, embeddings, vector databases (Azure AI Search), RAG. 

• MLOps / LLMOps pipelines on Azure (prompt flow, evaluation, monitoring). 

• Knowledge of GraphQL, gRPC, or SignalR.

• Prior experience in Insurance / BFSI domain.

• Bachelor's degree in engineering, computer science, business or a related field, or equivalent experience.
• Strong analytical and problem-solving ability. 
• Excellent written and verbal communication skills (English) — able to lead partner calls, write clear integration specs, and present to senior stakeholders. 
• Stakeholder management — comfortable navigating multi-party discussions across internal teams, business owners, and external partners. 
• Ability to work independently with distributed, cross-cultural teams.
• Ownership mindset and ability to mentor team members.

Why Join Us?

• Be at the forefront of digital transformation in the insurance industry.
• Lead impactful initiatives that simplify claims processing and enhance customer satisfaction.
• Work alongside experienced professionals in a collaborative, innovation-driven environment.

Why Chubb?

Join Chubb to be part of a leading global insurance company!

Our constant focus on employee experience along with a start-up-like culture empowers you to achieve impactful results.

• Industry leader: Chubb is a world leader in the insurance industry, powered by underwriting and engineering excellence
• A Great Place to work: Chubb India has been recognized as a Great Place to Work® for the years 2023-2024, 2024-2025 and 2025-2026
• Laser focus on excellence: At Chubb we pride ourselves on our culture of greatness where excellence is a mindset and a way of being. We constantly seek new and innovative ways to excel at work and deliver outstanding results
• Start-Up Culture: Embracing the spirit of a start-up, our focus on speed and agility enables us to respond swiftly to market requirements, while a culture of ownership empowers employees to drive results that matter
• Growth and success: As we continue to grow, we are steadfast in our commitment to provide our employees with the best work experience, enabling them to advance their careers in a conducive environment

Employee Benefits

Our company offers a comprehensive benefits package designed to support our employees’ health, well-being, and professional growth. Employees enjoy flexible work options, generous paid time off, and robust health coverage, including treatment for dental and vision related requirements. We invest in the future of our employees through continuous learning opportunities and career advancement programs, while fostering a supportive and inclusive work environment. Our benefits include:

• Savings and Investment plans: We provide specialized benefits like Corporate NPS (National Pension Scheme), Employee Stock Purchase Plan (ESPP), Long-Term Incentive Plan (LTIP), Retiral Benefits and Car Lease that help employees optimally plan their finances
• Upskilling and career growth opportunities: With a focus on continuous learning, we offer customized programs that support upskilling like Education Reimbursement Programs, Certification programs and access to global learning programs.
• Health and Welfare Benefits: We care about our employees’ well-being in and out of work and have benefits like Hybrid Work Environment, Employee Assistance Program (EAP), Yearly Free Health campaigns and comprehensive Insurance benefits.

Application Process

Our recruitment process is designed to be transparent, and inclusive.

• Step 1: Submit your application via the Chubb Careers Portal.
• Step 2: Engage with our recruitment team for an initial discussion.
• Step 3: Participate in technical/functional interviews and assessments (if applicable).
• Step 4: Final interaction with Chubb leadership.

Join Us

With you Chubb is better. Whether you are solving challenges on a global stage or creating innovative solutions for local markets, your contributions will help shape the future. If you value integrity, innovation, and inclusion, and are ready to make a difference, we invite you to be part of Chubb India’s journey.

Apply Now: https://www.chubb.com/emea-careers/