Front End Developer - DV Cleared

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Front End Developer

\n £500-£540 per day | Outside IR35

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React | TypeScript | Secure, Analyst-Facing Applications

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LocationLondon (MOD site)\n
Working Pattern4 days per week onsite\n
ClearanceCurrent DV Security Clearance required\n
BackgroundMOD/Defence/National Security experience required\n
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\nThe Opportunity\n

We're looking for an experienced Front End Developer to build intuitive, secure and role-aware interfaces for a next-generation Defence Intelligence platform.

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You'll work closely with UX Designers, Back End Developers and wider delivery teams to turn complex operational requirements into accessible, maintainable and high-performing applications that improve visibility, streamline workflows and support users in a mission-critical environment.

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This is an excellent opportunity to work on modern digital capabilities within a highly secure Defence environment.

About the Programme\n

This programme is delivering an AI-enabled Defence Intelligence capability designed to improve visibility of operational information, reduce administrative burden and support faster, more informed decision-making.

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As part of an agile, multidisciplinary team, you'll help deliver modern Front End applications that integrate with secure Back End services and existing Defence platforms.

Key Responsibilities\n
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• Develop and maintain Front End applications using React and TypeScript.
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• Build reusable UI components aligned with a coherent design system and component library.
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• Work closely with UX Designers to translate user journeys, wireframes and prototypes into production-ready interfaces.
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• Integrate Front End applications with REST APIs, workflow services and identity/access mechanisms.
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• Develop role-aware dashboards, task views, status tracking and operational work queues.
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• Apply accessibility, responsive design and usability best practices.
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• Participate in agile ceremonies, sprint delivery, demonstrations and user feedback sessions.
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• Contribute to Front End testing, quality assurance and continuous improvement.
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\nEssential Skills & Experience\n
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• Demonstrable experience delivering software within MOD, Defence, National Security or similarly secure environments.
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• Strong commercial React development experience.
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• Strong TypeScript capability.
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• Experience consuming REST APIs and collaborating closely with Back End engineering teams.
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• Experience building responsive, accessible and maintainable user interfaces.
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• Good understanding of component-based development and design system principles.
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• Experience using Git within agile delivery environments.
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\nDesirable Experience\n
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• Experience working with Figma and modern UX/design workflows.
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• Experience with Material UI, GOV.UK Design System, MOD design patterns or equivalent component frameworks.
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• Experience developing workflow-driven applications.
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• Experience implementing secure authentication and role-based access control.
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• Experience developing search-led user interfaces.
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• Experience supporting applications deployed in classified or highly regulated environments.
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\nMandatory Requirements\n
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• Current DV Security Clearance.
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• Ability to work onsite at an MOD location in London four days per week.
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• Previous experience delivering within MOD, Defence, Defence Intelligence, Strategic Command or wider National Security organisations.
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• Comfortable working with OFFICIAL-SENSITIVE and classified material where authorised.
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\nWays of Working\n
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• Agile delivery within a multidisciplinary team.
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• Close collaboration with Defence stakeholders, Product, Delivery, UX and Engineering teams.
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• Secure-by-design approach with a strong focus on audit, traceability, access control and assurance.
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• Practical focus on creating intuitive, reliable applications while maintaining operational accountability.
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\nWhat We're Looking For\n

We're interested in Front End Developers who can demonstrate:

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• Successful delivery within secure MOD or Defence environments.
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• Strong React and TypeScript development experience.
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• The ability to turn complex UX requirements into accessible, maintainable and intuitive interfaces.
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• Excellent communication skills across technical and non-technical stakeholders.
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• A practical understanding of agile delivery and modern Front End engineering.
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• Awareness of secure system delivery, accreditation considerations and operational governance.
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Rate: £500-£540 per day (Outside IR35)

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Location: London (4 days onsite)

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Clearance: Current DV Security Clearance required