Senior Front-End Developer
On site
London, United Kingdom
Full Time
28-02-2025
Job Specifications
Job DescriptionSenior Front End Developer
Grade: 4
Reporting to: Development Lead
Location: London
About us
IQUW is a speciality (re)insurer at Lloyd’s (Syndicate 1856) underwriting a diverse range of Property, Commercial and Speciality (re)insurance products from Cargo and Marine to Political Violence, Terror and War. We combine data, intelligent automation and human expertise to make smart decisions, fast.
ERS is the UK's largest specialist motor insurer with an A+ rating. We recognise that for some, motor insurance is more than just a must-have; it's a way of taking care of what stands at the heart of their passion or livelihood. For those people, standard insurance isn't enough. That's why we work exclusively with motor insurance brokers to help get under the skin of the most difficult insurance risks, helping build products to meet their customer’s needs.
The role
We are looking for a creative and technically skilled Senior Front-End Developer to join our team. In this role, you will focus on creating intuitive, user-friendly interfaces and ensuring a seamless user experience across our web applications. As a key member of the Development team, you will collaborate closely with Product Managers, Backend Developers, and stakeholders to design, prototype, and implement responsive interfaces that align with business goals.
Key responsibilities
Technical Leadership & Mentorship - Guide junior and mid-level developers through mentorship, code reviews, and technical knowledge sharing to improve team capabilities.
Architectural Decision-Making - Contribute to and influence front-end architecture decisions, including framework selection, design patterns, and scalability considerations.
Advanced Performance Optimisation - Lead efforts to optimise application performance by profiling JavaScript execution, optimising rendering, reducing memory leaks, and implementing advanced techniques like server-side rendering (SSR) and static site generation (SSG).
Complex State Management - Architect and implement advanced state management solutions using Redux, Recoil, Zustand, or other appropriate libraries to handle complex application logic efficiently.
Security & Compliance - Ensure front-end security best practices, including protection against XSS, CSRF, and other vulnerabilities, and compliance with industry standards.
Collaboration with Cross-Functional Teams - Work closely with UX/UI designers, backend engineers, and DevOps teams to ensure smooth development workflows and CI/CD integration.
A/B Testing & Analytics Integration - Implement A/B testing frameworks and integrate analytics tools (Google Analytics, Mixpanel) to collect user behaviour data and drive data-informed design decisions.
The above duties and responsibilities are not an exhaustive list and you may be required to undertake any other reasonable duties compatible with your experience and competencies. This description may be varied from time to time to reflect changing business requirements.
Essential qualifications, skills and experience
Strong experience as a React Developer with excellent JavaScript, TypeScript and React
Proficiency with design tools such as Figma, Sketch, Adobe XD, or similar for wireframing, prototyping, and creating interactive mock-ups.
Experience conducting UX research, usability testing, and gathering user feedback to drive design decisions.
Solid experience in responsive design and ensuring interfaces work seamlessly across a range of devices and screen sizes.
Desirable behavioural attributes
Able to understand and translate complex business requirements (function and nonfunctional) into appropriate and considered solutions.
Analytical problem solver.
Able to communicate complex technical solutions and architecture design to key business stakeholders.
Ability to prioritise own workload and take ownership of tasks.
Comfortable supporting more junior colleagues, helping unblock issues and supporting with prioritisation while at times running team standups.
Additional Information
A full job description can be seen here
About the Company
ERS is the UK's largest specialist motor insurer with an A+ rating. We recognise that for some, motor insurance is more than just a must-have; it's a way of taking care of what stands at the heart of their passion or livelihood. For these people, standard insurance isn't enough. That's why we work exclusively with motor insurance brokers to help get under the skin of the most difficult insurance risks, helping build products to meet their customer’s needs. We are at the start of a period of profound change in the motor wo... Know more
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