Overview
We are seeking a dynamic and creative Senior Front‑End Experience Application Developer to join our IBM Defence and Public Sector teams. In this role, you will help deliver secure, high‑impact digital solutions for government and national security clients. You will transform visually rich designs into fully functional, responsive web and mobile applications using modern front‑end technologies such as HTML5, CSS3, JavaScript, and associated libraries and frameworks. Your expertise will be key in creating intuitive, user‑centric interfaces that are both visually compelling and technically robust.
Responsibilities
* Translate UI/UX designs into high‑quality, maintainable code following responsive design and cross‑browser compatibility principles.
* Collaborate closely with UX designers, back‑end engineers, and multidisciplinary delivery teams to define and implement application functionality.
* Build prototypes and conduct thorough testing to identify, troubleshoot, and resolve usability and performance issues.
* Stay current with emerging front‑end technologies and industry trends, applying them to enhance application performance and user experience.
* Maintain clean, efficient code and documentation to support ongoing development and collaboration.
* Mentor junior and graduate developers, providing guidance on technical delivery and professional consulting skills.
Required Qualifications
* Bachelor's Degree in a technical discipline.
* Front‑end specialist with strong UI focus; experience with full‑stack as needed.
* Strong skill in React, TypeScript, GraphQL, Node, Express, Postgres, Docker, Stencil/Web Components, Cypress.
* Deep understanding of responsive design, component libraries, and delivering interfaces that align with design systems and brand guidelines.
* Proficient in modern front‑end frameworks such as React (primary), Angular, or Vue.js.
* Skilled with Git and standard version‑control workflows including Git Flow.
* Strong problem‑solving abilities, high attention to detail, and a commitment to building high‑quality user interfaces.
* Right to work in the UK. Must have lived continuously in the UK for the last 10 years and be able to hold or obtain UK government security clearance. Visa sponsorship not available.
Preferred Technical Experience
* Strong front‑end development experience with modern JavaScript frameworks such as React and TypeScript, with an eye for clean, high‑quality UI implementation.
* Experience with server‑side technologies including Node.js and full‑stack frameworks such as Next.js.
* Ability to build APIs from scratch using Node.js and integrate them cleanly with front‑end applications.
* Familiarity with AWS services commonly used in defence and secure environments (e.g., Lambda, API Gateway, S3, CloudFront, Cognito, DynamoDB).
* Experience deploying and maintaining applications in containerised environments, including Docker and Kubernetes.
* Strong understanding of branching strategies, deployment pipelines, and CI/CD workflows.
* Experience with mobile app development (Hybrid, iOS, or Android).
* Good knowledge of accessibility standards and best practices for delivering compliant, user‑friendly interfaces.
* Experience working with mapping technologies and front‑end data visualisation libraries.
Benefits
* Many training opportunities from classroom to e‑learning, mentoring and coaching programs, and the chance to gain industry‑recognized certifications.
* Regular and frequent promotion opportunities to advance your career.
* Feedback and checkpoints throughout the year.
* Diversity & Inclusion initiatives with policies, processes, and support networks.
* A culture that welcomes ideas for growth and innovation.
* Internal recognition programs for peer‑to‑peer and manager‑to‑employee appreciation.
* Tools and policies to support work‑life balance, including flexible working approaches, sabbatical programs, paid paternity leave, maternity leave, and an innovative maternity returners scheme.
* Additional benefits: 25 days holiday (plus public holidays), private medical, dental & optical cover, online shopping discounts, Employee Assistance Programme, life assurance, and a group personal pension plan with an additional 5% of base salary paid monthly.
Equal Opportunity Statement
IBM is proud to be an equal‑opportunity employer. All qualified applicants will receive consideration for employment without regard to race, colour, religion, sex, gender, gender identity or expression, sexual orientation, national origin, genetics, pregnancy, disability, neurodivergence, age, or other characteristics protected by the applicable law. IBM is also committed to compliance with all fair employment practices regarding citizenship and immigration status.
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