Senior Platform Engineer
Manchester, Cheltenham or London
We are looking for a Senior Platform Engineer to design, build, and maintain modern, high-performance web applications integrated with the ServiceNow platform. You will lead the frontend development of applications using React, Vite, and components based off shadcn/radix-UI, ensuring seamless integration with backend ServiceNow workflows and APIs.
This is a hands-on technical role where you’ll collaborate closely with UX designers, ServiceNow engineers, and product stakeholders to create intuitive and scalable user interfaces that drive operational efficiency and excellent user experiences.
Summary
1. Lead Frontend Development:
Architect and implement frontend solutions using React, Vite, and shadcn/radix-UI, ensuring performance, accessibility, and maintainability.
2. ServiceNow Integration:
Work with ServiceNow developers to connect frontend components with ServiceNow APIs, data models, and workflows (e.g., via REST, GraphQL, or Service Portal integrations).
3. UI/UX Implementation:
Collaborate with design teams to translate wireframes and mock-ups into responsive, production-ready interfaces with pixel-perfect precision.
4. Performance Optimisation:
Optimize load times, rendering performance, and frontend build pipelines using Vite and modern React features (Suspense, server components, etc.).
5. Component Design System:
Develop and maintain a consistent UI component library based on custom and shadcn/radix-UI components and Tailwind v4, ensuring a cohesive design language across applications.
6. Code Quality & Best Practices:
Write clean, testable code following modern JavaScript, TypeScript and React patterns. Participate in code reviews, testing, and continuous integration.
7. Collaboration & Mentorship:
Work closely with cross-functional teams and mentor junior developers to improve overall frontend engineering practices.
What we are looking for in you
Required:
8. 5+ years of experience in frontend development, with a focus on React, JavaScript and TypeScript.
9. Strong experience with Vite (or other modern build tools like Webpack, Rollup, or Parcel).
10. Experience with shadcn/radix-UI, Tailwind v4, and modern UI design patterns.
11. Proven experience integrating with backend systems and frameworks.
12. Deep understanding of web application architecture, state management, (cached) querying (Redux, RTK etc.) and API consumption patterns.
13. Familiarity with accessibility standards (WCAG) and responsive design principles.
14. Excellent problem-solving and communication skills.
Nice to Have:
15. Experience with backend architecture
16. Knowledge of backend systems, cloud services (AWS, Azure), or micro frontend architectures.
17. Familiarity with ServiceNow, ServiceNow UI builder and Now Experience.
18. Background in DevOps practices (CI/CD, Docker, testing automation).
Ways of working
19. Focusing on Clients and Customers.
20. Working as One NCC.
21. Always Learning.
22. Being Inclusive and Respectful.
23. Delivering Brilliantly.
Our company
At NCC Group, our mission is to create a more secure digital future. That mission underpins everything we do, from our work with our incredible clients to groundbreaking research shaping our industry. Our teams' partner with clients across a multitude of industries, delving into, securing new products, and emerging technologies, as well as solving complex security problems. As global leaders in cyber and escrow, NCC Group is a people-powered business seeking the next group of brilliant minds to join our ranks.
Our colleagues are our greatest asset, and NCC Group is committed to providing an inclusive and supportive work environment that fosters creativity, collaboration, authenticity, and accountability. We want colleagues to put down roots at NCC Group, and we offer a comprehensive benefits package, as well as opportunities for learning and development and career growth. We believe our people are at their brilliant best when they feel bolstered in all aspects of their well-being, and we offer wellness programs and flexible working arrangements to provide that vital support.
Come join us?
What do we offer in return?
We have a high-performance culture which is balanced evenly with world-class well-being initiatives and benefits:
⏰Flexible working
💸 Financial & Investment
Pension
Life Assurance
Share Save Scheme
Maternity & Paternity leave
🙋🏾Community & Volunteering Programmes
⚡ Green Car Scheme
🚴 Cycle Scheme
🧑🏻🤝🧑🏻 Employee Referral Program
🧘🏻 Lifestyle & Wellness
🎓 Learning & Development
👨🏿🦽 Diversity & Inclusion
So, what’s next?