Front End Developer

Front End Developer

Posted 2 days ago by Haystack

Negotiable
Undetermined
Hybrid
Romsey, England, United Kingdom

Summary: The Front End UI Developer role requires an individual with active SC or DV Clearance to design and develop responsive, data-driven interfaces for the national security sector using React and TypeScript. The position involves collaborating with User Researchers and full-stack engineers to create high-performance features and integrate front-end services with complex APIs. The developer will also drive the evolution of front-end engineering standards within a containerized ecosystem. This role offers the opportunity to work on high-impact projects that contribute to national security and defense innovation.

Key Responsibilities:

  • Design and develop modern, responsive front-end architectures using React and TypeScript.
  • Build real-time, high-performance features using WebSockets or SignalR.
  • Collaborate with User Researchers and full-stack engineers to create functional UI components.
  • Integrate front-end services with complex APIs, data stores, and backend microservices.
  • Drive the evolution of front-end engineering standards for scalability, security, and maintainability.

Key Skills:

  • Active SC or DV Clearance.
  • Strong commercial experience with modern JavaScript (ES6+) and frameworks like React, Vue.js, or AngularJS.
  • Proficiency in front-end engineering tools including Node.js, SSR, and Nginx/Caddy.
  • Hands-on exposure to DevOps environments involving Docker, Podman, Kubernetes, and cloud platforms like AWS or Azure.
  • Proactive, problem-solving mindset with the ability to learn rapidly.

Salary (Rate): undetermined

City: Romsey

Country: United Kingdom

Working Arrangements: hybrid

IR35 Status: undetermined

Seniority Level: undetermined

Industry: IT

Detailed Description From Employer:

Front End UI Developer (SC or DV Clearance req'd) We're working with a top-tier technical consultancy delivering mission-critical security solutions on this exciting opportunity. Are you a security-cleared UI expert ready to build sophisticated digital experiences for the national security sector? We are looking for a developer to craft responsive, data-driven interfaces using React and TypeScript that support real-time operations and complex datasets.

The Role

  • Design and develop modern, responsive front-end architectures using React, TypeScript, and state-of-the-art styling libraries.
  • Build real-time, high-performance features using WebSockets or SignalR to visualize live data streams.
  • Collaborate directly with User Researchers and full-stack engineers to translate complex user needs into elegant, functional UI components.
  • Integrate front-end services with complex APIs, data stores, and backend microservices within a containerized ecosystem.
  • Drive the evolution of front-end engineering standards, ensuring scalability, security, and maintainability across the platform.

What You'll Need

  • Active SC or DV Clearance is essential for this role due to the nature of the projects.
  • Strong commercial experience with modern JavaScript (ES6+) and frameworks like React, Vue.js, or AngularJS.
  • Proficiency in front-end engineering tools including Node.js for tooling, SSR, and Nginx/Caddy for reverse proxies.
  • Hands-on exposure to DevOps environments involving Docker, Podman, Kubernetes, and cloud platforms like AWS or Azure.
  • A proactive, problem-solving mindset with the ability to learn "just-in-time" and adopt emerging technologies rapidly.

What's On Offer

  • High-impact work contributing to national security and defense innovation.
  • Flexible hybrid working model with access to cutting-edge Roke and client-side facilities.
  • Collaborative environment working alongside world-class architects and domain experts.
  • Competitive contract rates and the chance to work on high-profile, complex technical challenges.

Apply via Haystack today!