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IBM

Senior Front End Developer - Defence

Hybrid

London, United kingdom

Senior

Full Time

18-02-2026

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Skills

JavaScript TypeScript GraphQL Docker Attention to detail Training Coaching git angular react Vue.js HTML5 Express PostGres

Job Specifications

Introduction

At IBM CIC, we provide technical and industry expertise to a wide range of public and private sector clients in the UK.

A career in IBM CIC means you’ll have the opportunity to work with leading professionals across multiple industries to improve the hybrid cloud and AI journey for the most innovative and valuable companies in the world. You will get the chance to deliver effective solutions, driving meaningful business change for our clients, using some of the latest technology platforms.

Curiosity and a constant quest for knowledge serve as the foundation to success here. You’ll be encouraged and supported to constantly reinvent yourself, focusing on skills in demand in an ever changing market. You’ll be working with diverse teams, coming up with creative solutions which impact a wide network of clients, who may be at their site or one of our CIC or IBM locations. Our culture of evolution centres on long-term career growth and development opportunities in an environment that embraces your unique skills and experience.

We Offer

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 ensure you can drive and develop your career with us
Feedback and checkpoints throughout the year
Diversity & Inclusion as an essential and authentic component of our culture through our policies and process as well as our Employee Champion teams and support networks
A culture where your ideas for growth and innovation are always welcome
Internal recognition programs for peer-to-peer appreciation as well as from manager to employees
Tools and policies to support your work-life balance from flexible working approaches, sabbatical programs, paid paternity leave, maternity leave and an innovative maternity returners scheme
More traditional benefits, such as 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 personal pension plan of an additional 5% of your base salary paid by us monthly to save for your future.

Your Role And Responsibilities

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.

You will be part of teams working on mission‑critical public sector and defence projects, pushing the boundaries of digital innovation while operating within secure and high‑assurance environments. If you are passionate about crafting exceptional user experiences and thrive in a collaborative, fast‑paced setting, we would love to hear from you.

IBM office location

This will be determined by your home address and the nearest IBM office: Hursley, Leicester, Manchester, or London.

Client sites

Include Cheltenham, London, and Manchester. You will be required to spend a minimum of three days per week either on client site or at your closest IBM office location, depending on project needs.

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

Preferred Education

Bachelor's Degree

Required Technical And Professional Expertise

Front‑end specialist with strong UI focus, with full‑stack experience as needed
Mandatory skills: 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 interfa

About the Company

At IBM, we do more than work. We create. We create as technologists, developers, and engineers. We create with our partners. We create with our competitors. If you're searching for ways to make the world work better through technology and infrastructure, software and consulting, then we want to work with you. We're here to help every creator turn their "what if" into what is. Let's create something that will change everything. Know more