Frontend Developer

Frontend Engineer - JavaScript, React JS, Node JSLeeds/Manchester/London - 2 days per week in the office12 Month contract £450 Inside IR35Working with a leading bank helping shape and enhance an Internal Developer Platform through secure software development, automation, cloud technologies, and live service support.Role ResponsibilitiesOwn and lead features within the Internal Developer Portal using the Jira Align framework.Design, develop, and maintain frontend applications using React, JavaScript, and TypeScript.Write high-quality, secure code and contribute hands-on to development activities.Develop reusable components, automated testing frameworks, and technical documentation.Integrate RESTful APIs and support CI/CD-driven delivery pipelines.Collaborate with internal teams, third-party suppliers, and business stakeholders.Participate in code reviews and drive continuous improvement across shared codebases.Provide mentoring and technical leadership to junior team members.Support live production services, resolve incidents, and implement long-term fixes.Contribute to platform roadmaps and help deliver integrated developer experience solutions.Experience RequiredStrong commercial experience with React, JavaScript, TypeScript, and Node.js.Experience building and deploying applications in Azure and/or GCP environments.Expertise in automated testing using tools such as Playwright, Cypress, Selenium, or Jest.Experience integrating REST APIs into frontend applications.Strong understanding of CI/CD pipelines, Git, and GitHub.Knowledge of secure development practices, secrets management, and DevSecOps principles.Excellent stakeholder management and communication skills, with the ability to engage technical and non-technical audiences.Desirable SkillsTerraform and Infrastructure as Code (IaC)KubernetesPostgreSQLDevOps practicesBackstage/Internal Developer Portals