If you need support in completing the application or if you require a different format of this document, please get in touch with at UKI.recruitment@tcs.com or call TCS London Office number 02031552100 / +44 204 520 2575 with the subject line: “Application Support Request”.
Careers at TCS: It means more
TCS is a purpose-led transformation company, built on belief. We do not just help businesses to transform through technology. We support them in making a meaningful difference to the people and communities they serve – our clients include some of the biggest brands in the UK and worldwide. For you, it means more to make an impact that matters, through challenging projects which demand ambitious innovation and thought leadership.
- Design and develop secure, scalable backend services and REST APIs using .NET Core and modern architectural patterns.
- Build and integrate Azure PaaS components into cloud-native, event-driven applications.
- Ensure high performance, security, and maintainability through best practices, testing, and CI/CD automation.
The Role
The .NET Backend Developer is responsible for designing, building, and maintaining secure, scalable backend services and cloud-native applications using .NET Core and Microsoft Azure PaaS. The role involves hands-on development, contributing to technical design decisions, and working closely with cross-functional teams to deliver reliable, high-quality solutions.
Your responsibilities
- Design, develop, and maintain backend services using .NET Core and event-driven architectures.
- Build, configure, and support Azure PaaS components, including SQL Database, Storage, Event Hub, Service Bus, Cosmos DB, APIM, Functions, Key Vault, and Application Insights.
- Develop secure, high-performance RESTful APIs and microservices aligned with best practices.
- Implement unit and integration tests and support automated CI/CD pipelines.
- Identify, diagnose, and resolve performance, scalability, and reliability issues.
- Participate in code reviews and contribute to continuous improvement of code quality and architecture.
- Produce and maintain technical documentation for developed components and services.
- Collaborate with product owners, architects, and other engineers to deliver maintainable and scalable solutions.
- Support the deployment and operation of cloud applications using Azure DevOps or GitHub Actions.
Your Profile
Essential skills/knowledge/experience
- Strong hands-on experience with .NET Core and REST API design.
- Practical experience with Azure PaaS services, including SQL Database, Storage, Event Hub, Service Bus, Cosmos DB, APIM, Functions, and Key Vault.
- Solid understanding of microservices and event-driven architecture principles.
- Proficiency in Entity Framework Core, SQL, and relational database design.
- Good knowledge of common design patterns, such as Repository and CQRS.
- Experience working with CI/CD pipelines and modern DevOps practices.
- Ability to work effectively within a team while independently handling complex development tasks.
Desirable skills/knowledge/experience (As applicable)
- Experience with containerisation and orchestration technologies such as Docker and Kubernetes (AKS).
- Knowledge of distributed caching solutions (e.g. Redis).
- Familiarity with API lifecycle management and governance.
- Exposure to performance tuning, monitoring, and scalability strategies in cloud environments.
Rewards & Benefits (Default)
TCS is consistently voted a Top Employer in the UK and globally. Our competitive salary packages feature pension, health care, life assurance, laptop, phone, access to extensive training resources and discounts within the larger Tata network.
We offer health & wellness initiatives and sports events; we are the proud sponsor of the London Marathon.
Diversity, Inclusion and Wellbeing
Tata Consultancy Services UK&I is committed to meeting the accessibility needs of all individuals in accordance with the UK Equality Act 2010 and the UK Human Rights Act 1998.
We welcome and embrace diversity in race, nationality, ethnicity, disability, neurodiversity, gender identity, age, physical ability, gender reassignment, sexual orientation. We are a disability inclusive employer and encourage disabled people to apply for this role.
As a Disability Confident Employer, we offer an interview to applicants with disabilities or long-term conditions who meet the minimum criteria for the role. Please email us at UKI.recruitment@tcs.com if you would like to opt in.
If you are an applicant who needs any adjustments to the application process or interview, please contact us at UKI.recruitment@tcs.com with the subject line: “Adjustment Request” or call TCS London Office 02031552100 / +44 204 520 2575 to request an adjustment. We welcome requests prior to you completing the application and at any stage of the recruitment process.
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