Senior Front End Developer - eSC or eDV Clearance Required in London

In this role, you’ll work in one of IBM Consulting Client Innovation Centers (Delivery Centers), delivering deep technical and industry expertise to public and private sector clients worldwide. The role requires eligibility for enhanced Security Check (eSC) or Enhanced Developed Vetting (eDV) clearance.

Key Responsibilities

• Develop high-quality, responsive, and accessible front-end applications using modern JavaScript frameworks.
• Translate UI/UX designs into polished, user‑centric interfaces aligned with accessibility, usability, and government digital standards.
• Collaborate closely with designers, backend engineers, QA, DevOps, and wider delivery teams to deliver integrated end‑to‑end solutions.
• Build reusable components, shared UI patterns, and maintain clean, modular, and scalable codebases.
• Perform testing, debugging, and front‑end performance optimisation to ensure reliable, fast, and secure user experiences.
• Contribute front‑end expertise during requirements analysis, solution design, and technical planning.
• Support CI/CD workflows and Git‑based version control practices.
• Stay up to date with emerging front‑end technologies, tooling, and engineering approaches and apply them where beneficial.

Depending on Seniority

• Lead front‑end development on complex or highly secure projects, defining architecture, patterns, and standards.
• Shape development workflows, testing strategies, and release processes.
• Mentor and support junior and mid‑level developers in technical and delivery capabilities.
• Communicate technical decisions, trade‑offs, and solution direction to clients and stakeholders.
• Influence technical strategy and contribute to planning across account‑level delivery.

Required Education

None.

Preferred Education

Bachelor’s Degree.

Required Technical and Professional Expertise

• Advanced proficiency in JavaScript, HTML5, and CSS3, with the ability to build highly interactive, performant, and maintainable front‑end applications.
• Hands‑on experience with modern frameworks such as React, Vue.js, or Next.js, including component‑driven architecture and state management patterns.
• Strong understanding of responsive design principles, accessibility standards (WCAG), and user‑centric usability best practices.
• Experience working with component libraries, design systems, and collaborating closely with UI/UX teams to deliver consistent, high‑quality interfaces.
• Strong debugging, testing, and performance optimisation capabilities across modern browsers and devices.
• Proficient in Git and Git‑based workflows, including branching strategies and collaborative code review practices.
• Solid understanding of API integration, including RESTful services, backend collaboration, and data‑driven UI patterns.
• Knowledge of front‑end testing approaches, including unit, integration, and end‑to‑end testing.
• Familiarity with CI/CD pipelines, automated build processes, and DevOps workflows supporting front‑end delivery.
• Excellent communication skills and a strong analytical mindset, able to troubleshoot complex issues and propose effective technical solutions.

Preferred Technical and Professional Experience

• Experience leading front‑end teams or acting as a technical lead on complex digital delivery projects.
• Ability to define front‑end architecture, engineering standards, and best practices that guide large‑scale application development.
• Understanding of cloud‑native delivery models and modern hosting environments such as AWS or Azure.
• Exposure to server‑side JavaScript concepts, including Node.js, Next.js, and related frameworks.
• Experience in consulting or client‑facing environments, with the ability to communicate technical direction and influence solution design.

Desirable Certifications

• AWS Certified Developer – Associate
• AWS Certified Solutions Architect – Associate
• Microsoft Certified: Azure Developer Associate
• Google Professional Cloud Developer
• Certified Kubernetes Application Developer (CKAD)
• Certified Kubernetes Administrator (CKA)
• HashiCorp Terraform Associate

Benefits

• Tools and policies to support work‑life balance: flexible working approaches, sabbatical programs, paid paternity leave, maternity leave and an innovative maternity returners scheme.
• More traditional benefits: 25 days holiday (in addition to public holidays), private medical, dental & optical cover, online shopping discounts, an Employee Assistance Program, life assurance and a group pension plan through salary sacrifice.

Other Relevant Job Details

IBM wants you to bring your whole self to work and this might mean the ability to work flexibly. If you are interested in a flexible working pattern, please talk to our recruitment team to find out if this is possible in the current working environment.

Security Clearance and Vetting

This role is subject to pre‑employment screening in accordance with the UK Government’s Baseline Personnel Security Standard (BPSS). Additional National Security Vetting (NVS) controls may apply, including eligibility for Security Check (SC) or Developed Vetting (DV).

Equal‑Opportunity Employer Statement

IBM is proud to be an equal‑opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, 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.