Full Stack Engineer (England)

** Senior / Lead Front-end JavaScript Developer – Consultancy (multiple locations available in the UK) - competitive salary and quarterly bonus **

Please note – due to the nature of work, all candidates must have DV clearance (UKIC preferred) that is active and transferable

We are looking for a Senior / Lead Front-end JavaScript Developer to join our consulting client. We have multiple locations available

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 the client’s needs.

Are you someone who could:

• 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 & JavaScript
• Collaborate 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.

Preferred Experience

• Proficiency in HTML5, CSS3, and JavaScript (ES6+).
• Proven experience of Express.js and Nunjucks
• Experience using the GOV.UK Design System
• Familiarity with the GOV.UK CASA UI framework
• Experience with MongoDB and NoSQL variants writing robust and scalable queries and operations
• Experience 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.
• Strong communication and interpersonal skills, with the ability to collaborate effectively with cross-functional teams and clients.

Desirable Experience

• Experience with headless CMS platforms such as Contentful.
• Experience of modern tooling such as Vite, Vitest
• Familiarity with microservices architecture and API development (REST, GraphQL).
• Experience with mobile app development using React Native.
• Knowledge of UI component libraries like Material UI, and tools such as Figma and Storybook.

Bonus experience

• Integrating LLMs.