Frontend Developer

October 22, 2026

Hybrid

Middle

Lisboa, Portugal

Indeed

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English is required
C1 level

Description

Frontend Developer role in a cross-functional and multicultural team within Digital Innovation at Network Operations. The team builds and continuously evolves digital solutions: products, web and mobile applications, automations and services supporting a European digital transformation programme. The developer is involved across the whole product lifecycle, from requirements analysis and solution design to development, testing and deployment, with a main focus on front-end quality and user experience. Hybrid format based in Lisboa with 8-10 in-office days per month.

Responsibilities

Develop and maintain high-quality front-end digital solutions and reusable components for web applications
Drive continuous improvements across digital products, focusing on usability, performance, scalability and maintainability
Participate in requirements analysis, technical design and solution definition for new business needs and product evolutions
Build solutions on modern front-end architectures, including micro-frontend approaches and integration with backend services through APIs and web services
Ensure code quality through testing, code reviews and adherence to development standards and engineering best practices
Contribute to defining, sharing and continuously improving front-end standards, coding guidelines and best practices
Work within Agile delivery frameworks and contribute to planning, refinement, development and delivery activities
Apply continuous delivery practices with CI/CD and automation across development, integration, testing and deployment
Troubleshoot application issues and contribute to the reliability and evolution of existing digital products
Stay up to date with emerging front-end technologies, frameworks and practices and assess their applicability

Requirements

Bachelor's Degree in Computer Science, Software Engineering or a related field, or equivalent professional experience
Strong expertise in React.js, TypeScript, JavaScript (ES6+), HTML5 and CSS3 with modern component-based development principles
Experience with micro-frontends, reusable components, modularity, scalability and maintainability
Solid understanding of REST APIs, web services and microservices architectures for front-end integration
Hands-on experience with Git, npm, Webpack and ESLint
Experience with CI/CD pipelines, automated build, testing and deployment in cloud-based environments
Strong understanding of unit and integration testing with a focus on software quality
Good understanding of UX/UI principles, responsive design and usability
Experience working in Agile environments, particularly Scrum and/or SAFe
Strong analytical skills to identify root causes and translate them into technical solutions
Ability to work in cross-functional multicultural teams with technical and business stakeholders and manage priorities independently
Knowledge of Flutter for cross-platform mobile development and Node.js/NestJS as additional technical skills
3+ years of professional front-end development experience, preferably in complex enterprise environments
Proven experience across the full software development lifecycle, from requirements and technical design to deployment
Fluent English, written and spoken – C1 level

Conditions

Hybrid work model with 8-10 in-office days per month, managed by team leaders
Mobile phone, free communication plan, data card and discounts on services and products
Well-being program with nutrition and psychological consultations, webinars and workshops
Access to communities of practice and a customizable digital training platform
Internal recruitment with local and international rotation opportunities across departments and roles
Full-time employment

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