UX Front End Developer - Security & Intelligence

The Role

As a UX Front‑End Developer at Envitia, you will design, prototype, and build intuitive, accessible, and high‑performing user interfaces that support secure government applications. Working within our Consulting division, you will contribute directly to enhancing mission‑critical digital services used across our Security & Intelligence customer base. In this role, you’ll bring together strong UX and UI expertise with practical front‑end development skills to translate complex user needs into elegant, reliable solutions. You’ll work collaboratively with product owners, user researchers, backend engineers and security architects to ensure that usability, accessibility and performance requirements are met throughout the development lifecycle. This position is well suited to someone who thrives in technically challenging environments, enjoys solving real user problems and is confident operating within highly secure, multidisciplinary project teams. You’ll have the opportunity to shape the user experience of impactful national‑level systems while advancing Envitia’s reputation for delivering high‑quality, user‑centred digital solutions.

Job Responsibilities

• User Experience & Interface Design
  • Conduct user‑centred design activities, including wireframing, prototyping, workflow creation and iterative usability testing.
  • Translate user research insights into intuitive interface designs aligned with GDS standards, industry UX best practice or customer‑specific guidelines.
  • Develop and maintain UI design systems, reusable component libraries and accessibility‑compliant layouts.
• Front‑End Development
  • Build high‑quality front‑end components using modern frameworks such as React, Angular or Vue, alongside TypeScript/JavaScript.
  • Implement responsive, accessible and performant interfaces suitable for secure and restricted environments.
  • Integrate front‑end applications with backend services, APIs and operational data sources.
  • Optimise UI performance for speed, accessibility and use in constrained network conditions.
• Delivery & Collaboration
  • Work within cross‑functional Agile teams to deliver user‑focused digital services from discovery through to deployment.
  • Contribute to sprint ceremonies, backlog refinement and peer code/design reviews.
  • Collaborate closely with UX researchers, developers, testers and security/solution architects to ensure seamless, end‑to‑end delivery.
  • Produce clear documentation, interface specifications and design artefacts to support delivery and ongoing maintenance.
• Quality, Standards & Governance
  • Ensure all interfaces meet required accessibility standards (e.g., WCAG 2.1 AA or client‑specific mandates).
  • Apply secure coding and design principles when working within classified or sensitive environments.
  • Adhere to Envitia’s engineering, design and DevSecOps standards, contributing improvements where appropriate.
  • Support continuous improvement by contributing to Envitia’s internal UX and front‑end development capability frameworks.

Skills Required

Essential:

• Strong experience designing and developing modern front‑end applications using React, Angular or Vue.
• Proficiency in HTML5, CSS3/SASS, JavaScript, TypeScript and responsive design techniques.
• Demonstrable UX capability: wireframes, prototypes, user flows, interaction design and usability principles.
• Experience applying accessibility standards (e.g., WCAG 2.1 AA) and inclusive design practices.
• Familiarity with Agile delivery (Scrum or Kanban) in multidisciplinary teams.
• Experience consuming RESTful APIs, integrating with backend services and working with JSON data structures.
• Experience working within Defence, National Security, Central Government or similarly regulated sectors.
• Ability to work in secure environments and follow Secure by Design and DevSecOps principles.

Security Clearance Requirements

The successful candidate must hold a current DV security clearance with the ability to go through an enhanced level.

Location

It is anticipated the role will require up to 80% (4d/wk) onsite working at client location in Gloucester.

What it’s like to work at Envitia

At Envitia, we believe that our greatest asset is our talented and dedicated team. We are committed to fostering a work environment where every employee feels valued, supported and motivated to excel. As part of this commitment, we offer a comprehensive range of benefits designed to enhance both your professional and personal well‑being.

• Annual Leave: 25 days plus your birthday off. You will have the ability to buy and sell 5 days holiday to work around your needs.
• Private Healthcare Coverage: Our health plan is tailored to meet the diverse needs of our employees with additional levels for family if required.
• Training & Skills Development: Stay ahead in your career with ongoing training opportunities and skill development initiatives tailored to your evolving needs.
• Fitness Reimbursement: We encourage an active lifestyle. Our fitness reimbursement program helps you stay fit by covering a portion of your gym memberships or fitness‑related expenses.
• Life Assurance: Gain peace of mind with extensive life insurance coverage that ensures financial protection for you and your loved ones.
• Pension Contribution: Plan for your future with our pension options. We provide resources and support to help you build a secure financial foundation.
• Perkbox Subscription: Enjoy exclusive discounts on a variety of products and services. From technology to entertainment, we’ve partnered with various businesses to bring you special perks.
• Internal Reward Schemes: Be rewarded for your exceptional contributions through our employee recognition initiatives that celebrate your achievements.
• Community Engagement & Volunteer Opportunities: Contribute to meaningful causes with company‑sponsored volunteer programs, fostering a sense of community and social responsibility.

Inclusion at Envitia

At Envitia, we celebrate diversity and are committed to creating an inclusive environment for all employees. We welcome applicants from all backgrounds and walks of life. We believe that our strength lies in our differences and are dedicated to fostering a workplace where everyone feels valued, respected and empowered. We encourage applications from people of all abilities, ages, genders, sexual orientations, races, ethnicities and religions. We strive to support a culture of inclusion, accessibility and work‑life balance. If you require any accommodations during the application or interview process, please let us know.