UI / React Engineer (TypeScript) - London, UK - Fulltime - Hybrid

📍 Job Overview

Job Title: UI / React Engineer (TypeScript)

Company: Capgemini

Location: London, UK

Job Type: Fulltime

Category: Software Engineering / Frontend Development

Date Posted: May 08, 2026

Experience Level: Senior (5-10 years implied)

Remote Status: Hybrid

🚀 Role Summary

• This role is for a Senior React TypeScript Engineer with a focus on UI development within the Banking domain.

• The position requires taking technical ownership of features, ensuring the delivery of high-quality, type-safe code.

• Responsibilities include collaboration with cross-functional teams (backend, UX/UI, BAs) and proactive engagement in process improvement.

• Emphasis is placed on writing maintainable, adaptable code, avoiding overengineering, and leveraging AI tools for productivity.

📝 Enhancement Note: While the input data doesn't explicitly state "Revenue Operations," "Sales Operations," or "GTM," this is a high-level software engineering role that might interface with operations teams for feature development or system integration, particularly in a consulting context like Capgemini. The "Banking Domain" expertise suggests a focus on financial services technology, which often involves intricate operational processes.

📈 Primary Responsibilities

• Develop and maintain clean, readable, and type-safe React TypeScript code for user interfaces.

• Take full technical ownership of assigned features from conception through to delivery, ensuring robust solutions.

• Drive cross-functional collaboration with backend engineers, UX/UI designers, business analysts, and fellow UI developers to achieve project goals.

• Proactively seek and incorporate feedback, address technical uncertainties, and contribute to continuous process improvement initiatives.

• Constructively challenge existing ideas and approaches to identify and implement better outcomes and more efficient solutions.

• Work independently and efficiently, demonstrating a high degree of self-management and problem-solving capability.

• Contribute to discussions around the testing pyramid and take responsibility for ensuring the quality and reliability of delivered code.

• Thoughtfully utilize AI tools to enhance productivity without compromising code quality or development standards.

• Actively participate in refactoring efforts and iterate quickly on solutions to adapt to evolving requirements.

📝 Enhancement Note: The responsibilities are inferred from the "Your Role" and "Your Skills" sections, emphasizing ownership, collaboration, code quality, and process improvement, which are core to senior engineering roles. The focus on "Banking Domain" implies a need for understanding specific industry requirements and compliance.

🎓 Skills & Qualifications

Education: Not specified, but a Bachelor's or Master's degree in Computer Science, Engineering, or a related field is typically expected for senior roles.

Experience: Implied 5-10 years of professional experience as a React TypeScript Engineer, with a strong track record of delivering complex features.

Required Skills:

• Proven experience as a Senior React TypeScript Engineer.

• Strong proficiency in React.js and TypeScript.

• Ability to take technical ownership of features and deliver high-quality, maintainable code.

• Experience working effectively in cross-functional teams, including backend engineers, UX/UI designers, and business analysts.

• Demonstrated ability to handle constructive feedback and engage in objective challenges.

• Experience in refactoring code and iterating quickly on solutions.

• Understanding and application of the testing pyramid, with a commitment to quality.

• Comfort with AI tools for productivity enhancement.

Preferred Skills:

• Experience with streamlined solutions and avoiding overengineering.

• Expertise in writing clean, readable code following established patterns and best practices.

• Familiarity with Agile development methodologies.

• Experience with CI/CD pipelines and modern frontend build tools.

• Knowledge of cloud platforms (e.g., AWS, Azure, GCP) might be beneficial.

📝 Enhancement Note: The experience level is inferred from "senior React TypeScript engineer" and the implication of working independently and taking ownership. The required skills are directly extracted and elaborated from the provided text.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Showcase examples of complex UI features developed using React and TypeScript, demonstrating technical ownership and problem-solving.

• Include case studies of projects where type-safe code was a critical component, highlighting maintainability and reduced bugs.

• Present examples of collaboration with other disciplines (backend, design) and how you contributed to integrated solutions.

• Demonstrate experience in process improvement or refactoring initiatives that led to tangible benefits (e.g., performance, maintainability).

Process Documentation:

• Evidence of contributions to code reviews and adherence to established coding standards.

• Examples of how you've participated in or driven discussions around testing strategies and quality assurance processes.

• Documentation or descriptions of how you approach technical ownership and feature delivery, including planning and execution phases.

• Examples of how you've proactively sought and incorporated feedback to improve code or processes.

📝 Enhancement Note: Portfolio requirements are tailored for a senior engineering role, emphasizing demonstrable experience in core responsibilities like ownership, collaboration, quality, and process improvement, especially within the specified tech stack and domain.

💵 Compensation & Benefits

Salary Range: Based on the London location, senior-level React TypeScript Engineer role, and Capgemini's typical compensation for such positions, a competitive salary range is estimated to be between £70,000 and £100,000 per annum. This estimate considers the cost of living in London and the demand for specialized frontend development skills in the financial sector.

Benefits:

• Hybrid Working Model: Flexible blend of office, client site, and home working.

• Wellbeing Support: Access to initiatives and resources promoting employee wellbeing.

• Mental Health Champions: Trained individuals available for support within business areas.

• Wellbeing Apps: Subscriptions to apps like Thrive and Peppy.

• Learning & Development: Extensive opportunities including thinktanks, hackathons, and access to over 250,000 online courses.

• External Certifications: Opportunities to gain certifications from AWS, Microsoft, Harvard ManageMentor, and Cybersecurity programs.

• Accredited Great Place to Work: Recognition for wellbeing in 2024.

• Ethical Business Practices: Working for a company recognized as one of the World's Most Ethical Companies®.

• Inclusive Recruitment: Commitment as a Disability Confident Employer.

Working Hours: Standard full-time hours (implied ~40 hours per week), with a hybrid arrangement allowing for flexibility.

📝 Enhancement Note: Salary range is estimated based on typical senior frontend engineering roles in London, UK, and the reputation of a large consultancy like Capgemini. Benefits are directly extracted from the provided text, highlighting key differentiators.

🎯 Team & Company Context

🏢 Company Culture

Industry: Technology Consulting, IT Services, Digital Transformation, and Business Process Outsourcing. Capgemini operates across multiple sectors, including Banking, Financial Services, and Insurance (BFSI).

Company Size: Large Enterprise (420,000+ employees globally). This size offers extensive resources, diverse project opportunities, and a structured career path, but may also mean a more formalized internal culture.

Founded: 1967. With a long history, Capgemini has a well-established presence and a deep understanding of technology evolution and client needs.

Team Structure:

• Cross-functional Project Teams: The role involves working within project teams comprising backend engineers, UX/UI designers, business analysts, and potentially project managers, often client-facing.

• Global Network: As part of a large organization, there's access to a global network of experts and resources, allowing for knowledge sharing and collaboration across different regions.

• Consulting Model: Teams are often structured around client engagements, requiring adaptability and strong communication skills to manage diverse stakeholder expectations.

Methodology:

• Agile & Iterative Development: Likely employing Agile methodologies for project delivery, focusing on iterative development, continuous feedback, and rapid adaptation.

• Client-Centric Solutions: Emphasis on understanding client business needs and delivering technology solutions that drive tangible business value.

• Technology-Driven Innovation: A focus on leveraging cutting-edge technologies, including AI, to reimagine and transform client organizations.

Company Website: www.capgemini.com

📝 Enhancement Note: Company context is derived from the provided "About Capgemini" section and general knowledge of large IT consulting firms. The emphasis is on how these factors impact the day-to-day work and career of an engineer.

📈 Career & Growth Analysis

Operations Career Level: This role represents a Senior Individual Contributor level within the engineering track. It requires deep technical expertise in React and TypeScript, the ability to lead feature development independently, and contribute to team best practices. This is a crucial step for engineers looking to specialize technically or move towards technical leadership roles.

Reporting Structure: Typically, a Senior Engineer would report to an Engineering Lead, a Technical Manager, or a Project Manager. Within project teams, they would collaborate closely with BAs, UX/UI designers, and backend engineers.

Operations Impact: While not a direct "Operations" role, this engineer's work directly impacts the operational efficiency and user experience of client applications, particularly within the banking sector. High-quality UI development can lead to improved customer satisfaction, reduced support costs, and streamlined user workflows, all of which have significant operational implications for clients.

Growth Opportunities:

• Technical Specialization: Opportunity to deepen expertise in React, TypeScript, frontend architecture, performance optimization, or related frontend technologies.

• Technical Leadership: Progression to roles like Lead Engineer, Technical Architect, or Engineering Manager, involving more mentorship, architectural design, and team management.

• Cross-Domain Expertise: Developing deeper knowledge of the Banking domain, enabling more impactful contributions to financial services clients.

• Consulting Skills: Enhancing client-facing communication, stakeholder management, and project delivery skills.

• Learning & Certification: Leveraging Capgemini's extensive learning resources to acquire new skills and certifications across various technologies.

📝 Enhancement Note: Career analysis is based on the "senior" designation and the context of a large consulting firm, outlining typical progression paths and the indirect operational impact of a technical role.

🌐 Work Environment

Office Type: Hybrid. This means the work environment is a mix of Capgemini's office spaces, client sites, and remote work from home. The specific office environment will depend on the project and client requirements. Capgemini offices are typically modern, designed for collaboration, and equipped with necessary technology.

Office Location(s): Primarily London, UK, with potential for client site work within the London metropolitan area.

Workspace Context:

• Collaborative Spaces: Office environments will likely feature collaborative zones, meeting rooms, and potentially quiet areas for focused work, supporting a mix of team interaction and individual tasks.

• Technology-Enabled: Access to standard office technology, high-speed internet, and potentially specialized development hardware or software.

• Client-Centric: Work at client sites may involve adapting to their specific office culture and IT policies.

Work Schedule: Standard full-time hours are expected (~40 hours/week), with the hybrid model offering flexibility in where work is performed, but not necessarily a reduction in total hours. Project deadlines may require occasional extended hours.

📝 Enhancement Note: The work environment description is based on the "Hybrid working" clause and general knowledge of large IT consulting firm office setups.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: Likely a recruiter screen to assess basic qualifications, domain experience, and cultural fit.

• Technical Interview(s): In-depth discussions covering React, TypeScript, frontend architecture, problem-solving, and experience with the Banking domain. This may include live coding exercises or take-home assignments.

• Portfolio Review: A dedicated session where candidates present selected projects from their portfolio, explaining their technical contributions, challenges, and outcomes.

• Behavioral/Cultural Fit Interview: Assessing alignment with Capgemini's values, collaboration style, and ability to handle feedback and challenges. Often conducted by hiring managers or senior team members.

• Final Interview: Potentially with a senior leader or client representative for final approval.

Portfolio Review Tips:

• Curate Strategically: Select 2-3 projects that best showcase your React, TypeScript, and Banking domain expertise. Prioritize projects demonstrating technical ownership, complex problem-solving, and successful collaboration.

• Structure Your Narrative: For each project, clearly articulate the problem statement, your specific role and contributions, the technical challenges faced, the solutions implemented (focusing on React/TypeScript/type-safety), and the measurable outcomes or impact.

• Highlight Type-Safety & Code Quality: Explicitly discuss how you ensured type-safety, wrote clean code, and contributed to maintainability. Use code snippets where appropriate to illustrate best practices.

• Demonstrate Collaboration: Explain how you worked with backend engineers, designers, and BAs, and how you handled feedback or technical disagreements constructively.

• Showcase Domain Relevance: If possible, highlight aspects of your projects that are particularly relevant to the Banking industry (e.g., security considerations, data handling, user workflows in financial applications).

Challenge Preparation:

• Coding Challenges: Practice common React and TypeScript coding problems, focusing on efficiency, clean code, and proper use of types. Be prepared for algorithmic challenges if applicable.

• System Design/Architecture: For senior roles, expect questions about frontend architecture, state management, performance optimization, and scalability.

• Problem-Solving Scenarios: Prepare to discuss how you would approach specific technical challenges or bugs, demonstrating your thought process and problem-solving methodology.

• Behavioral Questions: Prepare STAR method (Situation, Task, Action, Result) responses for questions about handling difficult colleagues, managing conflicting priorities, taking ownership, and dealing with ambiguity.

📝 Enhancement Note: Interview and portfolio advice is tailored for a senior engineering role, emphasizing technical depth, demonstrable impact, and alignment with Capgemini's consulting culture.

🛠 Tools & Technology Stack

Primary Tools:

• React.js: Core JavaScript library for building user interfaces.

• TypeScript: For static typing, enhancing code quality, maintainability, and developer productivity.

• JavaScript: Fundamental language for web development.

• HTML/CSS: Standard web technologies for structure and styling.

• Version Control: Git (e.g., GitHub, GitLab, Bitbucket) for source code management.

Analytics & Reporting:

• Browser Developer Tools: For debugging, performance analysis, and network inspection.

• Testing Frameworks: e.g., Jest, React Testing Library, Cypress for unit, integration, and end-to-end testing.

• Performance Monitoring Tools: e.g., Lighthouse, WebPageTest, or integrated APM tools for frontend performance analysis.

CRM & Automation:

• Project Management/Collaboration Tools: e.g., Jira, Confluence, Asana for task tracking, documentation, and team communication.

• CI/CD Tools: e.g., Jenkins, GitHub Actions, GitLab CI for automated builds, testing, and deployment.

• AI Tools: Mentioned as a productivity enhancer, this could include code generation assistants (e.g., GitHub Copilot), code analysis tools, or other AI-powered development aids.

📝 Enhancement Note: The technology stack is based on the job title ("UI React Engineer TypeScript") and general industry standards for modern frontend development in a large consulting environment.

👥 Team Culture & Values

Operations Values:

• Collaboration: Strong emphasis on working together across disciplines (engineering, design, business analysis) to deliver integrated solutions.

• Quality & Excellence: Commitment to delivering high-quality, maintainable, and robust code, with a focus on avoiding rework.

• Continuous Improvement: A culture that encourages proactive feedback, process refinement, and the adoption of new tools and methodologies (including AI).

• Ethical Conduct: Adherence to Capgemini's strong ethical principles in all business dealings and client interactions.

• Innovation & Learning: Encouraging exploration, experimentation, and continuous skill development to stay at the forefront of technology.

Collaboration Style:

• Cross-functional Integration: Expect close collaboration with diverse teams, requiring clear communication and mutual respect for different expertise.

• Feedback-Driven: An environment where constructive feedback is encouraged and valued, both for code and processes.

• Empowerment & Autonomy: Senior engineers are expected to work independently but also contribute to team discussions and decision-making.

• Knowledge Sharing: Opportunities to learn from peers and experts across the global Capgemini network.

📝 Enhancement Note: Team culture and values are inferred from Capgemini's stated values and the described work environment, focusing on aspects relevant to engineering collaboration and professional development.

⚡ Challenges & Growth Opportunities

Challenges:

• Complexity of Banking Domain: Navigating the specific regulations, security requirements, and user needs within the financial services sector can be complex.

• Client Demands & Timelines: Balancing client expectations for rapid delivery with the need for high-quality, maintainable code.

• Hybrid Work Coordination: Effectively collaborating and maintaining team cohesion across different work locations and time zones.

• Adopting New Technologies: Staying current with the rapid evolution of frontend technologies and integrating new tools (like AI) effectively.

• Avoiding Overengineering: Ensuring solutions are practical and streamlined, avoiding unnecessary complexity while meeting requirements.

Learning & Development Opportunities:

• Advanced React/TypeScript Training: Deepening expertise in modern frontend patterns, state management, performance optimization, and advanced TypeScript features.

• Architectural Design: Opportunities to contribute to or lead frontend architectural decisions for projects.

• Domain Expertise: Gaining specialized knowledge in the Banking and Financial Services sector.

• Mentorship: Receiving guidance from senior engineers and technical leads, and potentially mentoring junior developers.

• Certifications: Pursuing recognized certifications in cloud technologies (AWS, Azure), specific tools, or Agile methodologies.

📝 Enhancement Note: Challenges and growth opportunities are derived from the role's seniority, the specified domain (Banking), the hybrid work model, and Capgemini's stated commitment to learning.

💡 Interview Preparation

Strategy Questions:

• Technical Ownership: "Describe a time you took full technical ownership of a significant feature. What was the process, what challenges did you face, and what was the outcome?" (Focus on your approach to planning, execution, testing, and delivery).

• Type-Safety & Code Quality: "How do you ensure type-safety and maintain high code quality in a large React/TypeScript project? Can you provide an example of a refactoring effort you led or contributed to significantly?" (Discuss best practices, testing, and the benefits of type-safety).

• Collaboration & Conflict Resolution: "Tell me about a time you had a technical disagreement with a backend engineer or designer. How did you resolve it constructively to achieve the best outcome for the project?" (Highlight your communication and problem-solving skills).

Company & Culture Questions:

• Capgemini Values: "How do your personal work values align with Capgemini's commitment to ethical business, collaboration, and continuous learning?" (Research Capgemini's values and prepare examples).

• Hybrid Work Experience: "What are your strategies for effective collaboration and productivity in a hybrid work environment?" (Showcase your self-management and communication skills).

• AI Tool Usage: "How do you see AI tools impacting frontend development, and how would you integrate them thoughtfully into your workflow without compromising quality?" (Demonstrate an informed and balanced perspective).

Portfolio Presentation Strategy:

• Start with Impact: Begin your portfolio presentation by stating the project's primary goal and your key contribution.

• Show, Don't Just Tell: Use live demos or detailed screenshots to illustrate the UI and functionality. For code examples, focus on snippets that highlight key technical decisions (e.g., TypeScript usage, component structure, state management).

• Quantify Results: Whenever possible, use metrics to demonstrate the impact of your work (e.g., performance improvements, reduction in bugs, user adoption rates).

• Be Prepared for Deep Dives: Anticipate questions about your technical choices, alternative approaches you considered, and how you handled specific challenges.

• Connect to the Role: Frame your experience and projects in the context of the requirements for this specific UI React Engineer role at Capgemini.

📝 Enhancement Note: Interview preparation focuses on common senior engineering interview themes, emphasizing ownership, technical depth, collaboration, and alignment with Capgemini's culture and values.

📌 Application Steps

To apply for this UI / React Engineer (TypeScript) position:

• Submit your application through the official Capgemini careers portal via the provided link.

• Tailor Your Resume: Ensure your resume clearly highlights your experience with React, TypeScript, UI development, and any relevant Banking domain experience. Use keywords from the job description and quantify your achievements where possible.

• Prepare Your Portfolio: Curate a selection of your strongest projects that demonstrate your skills in React, TypeScript, type-safe coding, and collaboration. Be ready to present these with a clear narrative focusing on your contributions and outcomes.

• Research Capgemini: Familiarize yourself with Capgemini's services, values, and recent projects, particularly within the financial services sector. Understand their approach to technology and client transformation.

• Practice Interview Responses: Prepare answers for common technical, behavioral, and situational questions, using the STAR method for behavioral questions and practicing your portfolio presentation.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.

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