FullStack Solution Architect (Exp in RFP/RFI) - London, UK - Fulltime - Hybrid

Job Role: FullStack Solution Architect

Location: London, UK

About the Job you are considering:

We are seeking experienced FullStack Solution Architect with strong expertise in Banking domain who will overseeing the planning, execution, and successful delivery of projects

Hybrid working:

The places that you work from day to day will vary according to your role, your needs, and those of the business; it will be a blend of Company offices, client sites, and your home; noting that you will be unable to work at home 100% of the time.

Your Role:
We are seeking a highly skilled and experienced Senior Full Stack Solution Lead with strong expertise in modern UI frameworks and solid backend development skills to join our Experience Design & Engineering Capability Unit. In this role, you will lead the development of innovative web and mobile applications, ensuring high performance, scalability, and maintainability. You will play a key role in developing scalable, secure, and user-centric web applications, combining strong front-end skills with back-end integration expertise. You will collaborate with designers, architects, and product owners to create high-performance solutions for enterprise clients. You will act as a trusted advisor and technology leader, responsible for designing and delivering scalable, secure, and future-proof digital solutions for clients across banking, insurance, wealth, and capital markets. This role requires Front End Experience Design & Full Stack Engineering skills and combines deep FSI industry knowledge with hands-on experience in designing complex enterprise and customer-facing solutions—leveraging cloud platforms, APIs, microservices, data, and emerging GenAI & Agentic AI technologies. You’ll play a leading role in pre-sales initiatives, architecture governance, and end-to-end solution delivery within the practice and with clients.

Your Skills:

Solution Architecture

• Lead the design, solution definition and delivery of full stack front-end (Mobile and Wed) solutions for enterprise clients.
• Translating business requirements into robust, scalable, and secure technical designs, ensuring alignment with Client’s architecture standards, regulatory expectations, and digital transformation goals.
• Experience with distributed and event driven systems
• Needs to further develop a broader perspective in solution design, along with presentation skills and stakeholder management.
• Collaborate with Product Owners, Business Analysts, Architects, and Engineering teams to define high level and low level solution designs
• Analyse business requirements and convert them into functional, technical, and integration design specifications
• Ensure solutions adhere to Client’s architecture frameworks, security protocols, data governance, and regulatory compliance (e.g., GDPR, PSD2, FCA guidelines)
• Work across cross functional squads to design end to end journeys across channels, APIs, applications, and backend systems.
• Support design reviews, feasibility assessments, effort estimates, and dependency mapping.
• Provide guidance during development, SIT/UAT, and production rollout to ensure alignment with approved designs.
• Identify technical risks and propose mitigations while ensuring design scalability, performance, and resilience.
• Maintain solution documentation, sequence diagrams, integration contracts, and data flow mappings.
  Delivery
• Oversee and mentor engineering teams, ensuring delivery excellence and adherence to best practices.
• Develop and maintain responsive frontend applications using modern frameworks
• Collaborate with UXUI designers to deliver intuitive and accessible user experiences
• Implement backend services and APIs to support frontend functionality
• Ensure application security scalability and compliance with client's standards
• Participate in Agile ceremonies and contribute to continuous improvement
• Product ownership including backlog prioritisation based on use case business value
  Market Development
• Collaborate with sales, account management, practice and COE teams to identify and pursue digital transformation opportunities.
• Support pre-sales activities (RFIs/RFPs, proposal & proposition development) including solution shaping, estimating, scoping, and bid defence for digital transformation opportunities.
• Articulate complex technical concepts and solution value to both technical and non-technical stakeholders, including C-level executives.
• Act as a thought leader within Capgemini’s front-end community, contributing to growing the practice, innovation and capability development.
  Technical Skills & Competencies
• Strong developmental skills and technical leadership across front-end (React, Angular, Vue,)
• Strong developmental skills and technical leadership across back-end (Node.js, Java, Spring Boot, .NET, RESTful APIs microservices), cloud platforms (AWS, Azure, GCP) and CICD tools GitLab, Jenkins
• Strong experience in responsive design principles
• Expertise in JavaScript(ES6+)/TypeScript, HTML5, CSS3, and modern frameworks (React preferred, Angular/Vue a plus).
• Experience of at least one leading Node framework (Express.js, Nest.js, Hapi.js)
• Expertise in at least one modern front-end framework (Nest.js, Remix.js).
• Experience deploying solutions on cloud platforms (AWS/Azure/GCP) and Familiarity with DevOps practices, CI/CD, containers (Docker/Kubernetes).
• Knowledge of APIs, microservices, GraphQL, and integration patterns.
• Good to have mobile architecture expertise (native iOS/Android, Flutter, React Native)
• Experience using AI-assisted development tools (e.g. GitHub Copilot) to enhance productivity and code quality.
• Good to have experience with UXUI principles wireframing and accessibility standards
• Strong understanding of Agile methodologies ScrumSAFe
• Good to have Kafka/MQ development experience
  Soft Skills & Competencies
• Ability to multitask workflows across practice & team management, business development, building engineering capabilities and billable engagements.
• Exceptional interpersonal, communication, storytelling and stakeholder management skills.
• Strong commercial acumen and results-oriented leadership.
• High integrity, creativity, empathy, emotional intelligence, and team empowerment mindset.
• Ability to foster collaboration across disciplines and geographies with analytical approach.
• Resilience and adaptability in fast-moving, client-centric environments.
• Stakeholder expectation management.
  

We are a Disability Confident Employer:

Capgemini is proud to be a Disability Confident Employer (Level 2) under the UK Government’s Disability Confident scheme. As part of our commitment to inclusive recruitment, we will offer an interview to all candidates who:

• Declare they have a disability, and
• Meet the minimum essential criteria for the role.
• Please opt in during the application process.
  

Make It Real (what does it mean for you):

• You’d be joining an accredited Great Place to work for Wellbeing in 2024. Employee we