Frontend Developer

Role: Front End Developer

Location: London

Mode: Hybrid

Contract 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:

Your responsibilities:

• Design, develop, and maintain modern, scalable front-end applications using Angular, React, or Vue.js.
• Build reusable, modular, and component-based user interfaces in line with established engineering standards and design principles.
• Implement and manage application state using NgRx, Redux, or equivalent state management solutions.
• Develop reactive and asynchronous application workflows using RxJS and related reactive programming libraries.
• Create and maintain robust unit, integration, and end-to-end tests using frameworks such as Jasmine, Karma, Jest, or Cypress.
• Optimize application performance through techniques such as lazy loading, Ahead-of-Time (AOT) compilation, code splitting, and performance profiling.
• Collaborate with Product Owners, UX/UI Designers, Architects, Quality Engineers, and other stakeholders to deliver high-quality solutions.
• Contribute throughout the software development lifecycle, including requirements analysis, story refinement, solution design, development, testing, deployment, and production support.
• Design intuitive, accessible, and user-centred interfaces, working closely with users to gather feedback and ensure solutions are fit for purpose.
• Ensure the software delivered is secure, reliable, maintainable, and easy to support in production.
• Participate in the on-call rota and provide third-line production support when required.
• Promote engineering excellence through code reviews, knowledge sharing, and adherence to agreed development standards and best practices.

Your Profile

Essential skills/knowledge/experience:

• Strong hands-on experience developing enterprise applications using Angular and TypeScript.
• Deep understanding of component-based architecture, reusable design patterns, and modern front-end development practices.
• Extensive experience implementing application state management using NgRx, including Store, Effects, and Selectors.
• Strong proficiency in RxJS and reactive programming concepts, including Observables, Subjects, operators, and asynchronous data handling.
• Experience with modern front-end tooling and build systems, including Angular CLI, Webpack, npm, and related automation tools.
• Proven experience writing and maintaining unit and integration tests using Jasmine, Karma, or equivalent testing frameworks.
• Experience working within Agile delivery teams and collaborating effectively with cross-functional stakeholders.
• Excellent analytical, problem-solving, communication, and teamwork skills.
• Experience with Git-based version control and collaboration platforms, including Git and Bitbucket.
• Hands-on experience with end-to-end testing frameworks such as Cypress.
• Experience integrating front-end applications with GraphQL APIs.
• Knowledge of web accessibility standards, including WCAG, and inclusive design principles.
• Experience with application performance monitoring, profiling, and optimization.
• Familiarity with cloud-native environments, DevOps practices, and CI/CD pipelines.
• Exposure to micro-frontend architectures and modern front-end design patterns.
• Understanding of secure coding principles and front-end security best practices.
• Experience working in large-scale enterprise 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 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 with the subject line: “Adjustment Request” or call TCS London Office / 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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