Frontend Developer

Job Description Salary : £60,000 - £80,000 We are seeking a skilled Frontend Developer to help us enhance our products and services, which are used around the world by national security, law enforcement, military, and commercial organisations. This permanent position will be performed on a remote basis with a requirement to visit our Office in Cambridge, UK as and when there is a business need to do so (circa 2 days per month). The skilled Front-End developer will have expertise in Javascript, Typescript & React to enhance products and services. The employee will play a pivotal role in designing, developing, and maintaining new capability to an existing large customer base. Passionate about creating efficient and scalable solutions, have a strong command of backend technologies, and eager to collaborate within a fast-paced environment. The ideal candidate will be a highly creative and self-motivated problem solver with the ability to handle numerous projects simultaneously. In addition, this strong communicator requires a proven ability to articulate ideas. They will possess excellent analytical and troubleshooting skills, strong interpersonal skills, solid judgment, and the ability to work successfully in a team programming environment throughout the analysis and development process. The Position In performing this role, your core duties and responsibilities will include, but will not be limited to: Helping develop and maintain efficient, reusable, and reliable frontend code using HTML5/CSS3, JavaScript, TypeScript, and React. Working closely with cross-functional teams, including UI/UX designers, backend developers, and product managers, to deliver high-quality user interfaces. Ensuring the technical feasibility of UI/UX designs and optimize solutions for maximum speed and scalability. Integrating frontend components seamlessly using RESTful APIs and asynchronous request handling. Conducting thorough testing (automated and manual) to identify, fix bugs, and performance issues. Mentoring junior developers and promote knowledge sharing to enhance team skills and productivity. Staying up to date with the latest industry trends and technologies to ensure our applications are built using the best practices. Our Technology Stack Frontend App Framework - JavaScript & TypeScript / React Frontend State Management - Mobx Backend – Java REST & GraphQL Services CI / CD - GitHub & CircleCI Cloud – AWS What we are looking for Bachelor's degree in computer science, Information Technology, or a related field. Mid to senior level experienced developer. Demonstrable success and involvement in software design and implementation of production-ready solutions using technologies such as: HTML5, JavaScript, CSS3, Typescript, and React Experience with APIs and using patterns such as REST and GraphQL. Experience with testing frameworks and methodologies, ensuring the delivery of high-quality software. Geospatial development Strong problem-solving skills and attention to detail. Excellent communication and collaboration skills. Desirable Experience creating accessible and globalized web applications (A11Y, I18N + L10N). Good understanding of backend development using Node.js. Experience working with geolocation/geospatial data Experience with graph visualization libraries to represent complex data structures visually. Experience with cloud platforms (e.g., AWS, Azure) and containerization (e.g., Docker).