Senior Front-End Javascript Developer

About the Job

We are seeking a highly skilled and experienced Senior / Lead Front-end JavaScript Developer to join our Experience Engineering team. In this role, you will lead the development of an impactful web application for a public sector programme, ensuring high performance, scalability, and maintainability. You will work closely with cross-functional teams to deliver engaging solutions that meet our client’s needs.Your Role

Provide technical leadership and mentorship to a team of developers, guiding them through best practices and ensuring high-quality code.Design, develop, and maintain front-end components of web applications using HTML, CSS and JavaScriptCollaborate with architects and other developers to design robust, scalable, and secure architectures for new projects and enhancements to existing systems.Lead and participate in agile development processes, including sprint planning, daily stand-ups, and retrospectives.Conduct thorough code reviews to ensure code quality, performance, and adherence to best practices.Continuously improve our teams’ development processes, tools, and techniques to enhance productivity and product quality.Work closely with clients and internal teams to understand requirements, provide technical guidance, and deliver solutions that exceed expectations.Stay up to date with the latest industry trends and technologies, and drive continuous learning and innovation within the team.Your Skills And Experience

Proficiency in HTML5, CSS3, and JavaScript (ES6+).Proven experience of Express.js and NunjucksExperience using the GOV.UK Design SystemFamiliarity with the GOV.UK CASA UI frameworkExperience with MongoDB and NoSQL variants writing robust and scalable queries and operationsExperience with TypeScript and modern development tools and practices.Knowledge of Cloud-Native development on the AWS Platform (IAM, SQS, S3, Secrets Management, KMS).Familiarity with CI/CD pipelines and DevOps practices.Experience with version control systems (Git).Understanding of web standards, accessibility, performance and development best practice.A track record in a lead or senior developer role, with experience of mentoring and guiding development teams.Excellent problem-solving skills and the ability to think critically and creatively.Your Security Clearance

To be successfully appointed to this role, it is a requirement to obtain Security Check (SC) clearance.To obtain SC clearance, the successful applicant must have resided continuously within the United Kingdom for the last 5 years, along with other criteria and requirements. Throughout the recruitment process, you will be asked questions about your security clearance eligibility such as, but not limited to, country of residence and nationality. Some posts are restricted to sole UK Nationals for security reasons; therefore, you may be asked about your citizenship in the application ..... full job details .....