Azure .NET MSAL developer

Tata Consultancy Services; Greater London; Hybrid; GBP 50,000 - 90,000; Full time

Job summary

An established industry player is seeking a highly skilled .NET Developer to join their innovative engineering team. This role focuses on building modern, scalable web applications and secure APIs using Microsoft technologies, including Azure services. You will design robust authentication flows and contribute to mission-critical applications that impact clients globally. With a commitment to diversity and inclusion, this forward-thinking company offers a competitive salary, comprehensive benefits, and opportunities for professional growth. Join them in making a meaningful difference through technology and innovation.

Benefits

Pension

Health care

Life assurance

Laptop

Phone

Training resources

Discounts within Tata network

Health & wellness initiatives

Sports events

Qualifications

• Deep expertise in C# and .NET technologies.
• Experience in designing and deploying cloud environments in Azure.

Responsibilities

• Design and implement secure authentication flows using MSAL and Azure AD B2C.
• Develop and maintain applications integrating with Azure services.

Skills

C#

.NET Core/.NET Framework

Azure Active Directory B2C

RESTful APIs

No SQL databases

Education

Bachelor's degree in Computer Science or related field

Tools

Azure App Services

Azure Functions

Azure DevOps

MSAL.NET

Job description

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If you need support in completing the application or if you require a different format of this document, please get in touch with at [e-mail] or call TCS London Office number 02031552100 / [phone] with the subject line: “Application Support Request”.

Location : London (Hybrid - 3 days WFO)

Type : Permanent

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.

The Role

Looking for a highly skilled and detail-oriented .NET Developer with deep expertise in C#, .NET Core/.NET Framework, and hands-on experience implementing secure authentication using Azure Active Directory B2C (Azure AD B2C) and the Microsoft Authentication Library (MSAL.NET). This role requires a strong background in building modern, scalable, and secure web applications and APIs using Microsoft technologies. As part of our engineering team, you will be responsible for designing and implementing robust authentication flows for different applications. You will leverage MSAL .NET to handle token acquisition, caching, and renewal, while integrating Azure AD B2C user flows or custom policies for end-user identity experiences such as registration, sign-in, and multi-factor authentication (MFA).

This role also requires development experience with Azure services, such as Azure App Services, Azure Functions, Key Vault, cosmos DB, Search index, App insight, Service bus and Azure API Management. Your contributions will directly impact the scalability, security, and user experience of mission-critical business applications.

Your responsibilities:

• Experience in in C# and Microsoft .NET
• Experience across designing, deploying and managing cloud environments in Azure.
• Experience in working with No SQL databases (Cosmos DB, Neo4j Aura DB)
• Designing, building, and testing CI-CD in Azure DevOps in Azure
• Application/system architecture design and building/running scalable solutions on the Azure platform.
• API Management, Service Bus, Application Gateway, and Traffic Manager
• Working with the full Cloud Stack (Iaas/Paas/Saas)
• Design and implement secure authentication flows using MSAL and Azure AD B2C.
• Customize user journeys in Azure AD B2C with policies (user flows and custom policies).
• Develop and maintain apps that integrate with B2C using MSAL (for SPA, mobile, and web apps).

Your Profile

Essential skills/knowledge/experience:

• Azure integration with function app, service bus, cosmos etc
• Dotnet or C#
• Strong knowledge of RESTful APIs and secure API access.

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 [e-mail] 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 [e-mail] with the subject line: “Adjustment Request” or call TCS London Office 02031552100 / [phone] to request an adjustment. We welcome requests prior to you completing the application and at any stage of the recruitment process.

Next Steps:

Application Process (optional)

• Online application: You can apply directly through LinkedIn/ by uploading your CV. In case you wish to submit your application via another format like audio/video, please, contact - [e-mail]
• Skill-Based discussion: This will be a level 1 interview with the project team, it can be via video or in-person. Details will be confirmed by your recruiter.
• Managerial discussion: This discussion will focus on behavioral aspects and person-organization fit.
• HR Discussion: This will be with one of the members of the HR team and will cover your career journey, aspirations for growth, compensation and any other questions you may have.

Beware of Fraudulent offers

This is to notify you that TCS does not ask for any sort of payment or security deposit from candidates at any stage of the recruitment process. The firm never sends out job offers from free internet email services like Gmail, Yahoo Mail, and so on. TCS has not authorized any third-party company to collect money on their behalf. As a vigilant job seeker, beware of fraudulent recruitment activity and protect your interests! You can write to [e-mail] to report any fraudulent activity.

Due to the high volume of applications, we will be unable to contact each applicant individually on the status of their application. If you have not received a direct response within 30 days, then it should be deemed unsuccessful on this occasion.

Join us and do more of what matters. Apply online now.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Engineering and Information Technology

• Industries

  IT Services and IT Consulting

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