Senior Frontend Developer - Headless CMS Expert

Do you like building fast, modern web applications that users rely on every day?

In our digital development team, we design and continuously improve customer‑facing web platforms for the German market.

We work in an agile, collaborative setup, delivering scalable, reliable and high‑quality solutions that have a real business impact.

That is why we are now looking to hire a Senior Frontend Developer – Headless CMS (Vue. js / Nuxt) in Katowice, Berlin or Hamburg.

What will you do?

As a Senior Frontend Developer, you will play a key role in designing and developing modern frontend solutions within a headless CMS architecture.

You will contribute to shaping technical solutions, implementing scalable features and ensuring high standards in performance, security and code quality.

You will work in a cross‑functional Dev Sec Ops team (developers, QA and Dev Ops), collaborate closely with Product Owners and stakeholders, and influence architectural decisions.

This role offers the opportunity to work on a large‑scale customer platform, use modern tools (including AI‑assisted development) and actively contribute to how the team builds and delivers software.

• Your Tasks And Responsibilities
• Design frontend solutions within a headless architecture
• Implement and maintain modern web applications (Nuxt / Vue. js)
• Contribute to system design and architectural discussions
• Align technical solutions with business needs and stakeholder expectations
• Collaborate with technical and non‑technical stakeholders
• Support knowledge sharing and team decision‑making
• Contribute to problem‑solving and continuous improvement within the team
• Ensure high standards in code quality, performance and security
• Support collaboration within a large, agile and international team
• Location
• Poland (remote, Katowice), Germany (Berlin, Hamburg)

Who are you?

You are an experienced frontend developer who enjoys working with modern technologies and building scalable digital products.

You combine strong technical expertise with a collaborative mindset and you feel comfortable working in international, cross‑functional teams.

• As Our Senior Frontend Developer, You Will Bring
• Strong experience with headless CMS architecture
• Solid expertise in Vue. js / Nuxt and modern frontend development
• Experience in system design and architectural thinking
• A proactive, solution‑oriented mindset and strong problem‑solving skills
• Ability to communicate effectively with both technical and business stakeholders
• Next To This You Bring
• Experience working in larger teams (10+ engineers) and agile environments
• Strong focus on clean code and best software development practices
• Experience working in multinational teams
• A customer‑oriented mindset and understanding of business needs
• Experience with AI‑assisted development tools
• Fluent English
• Nice To Have
• Experience with Storyblok or Contentful (headless CMS)
• Familiarity with Storybook
• Experience with Azure and Microsoft ecosystem
• German language skills
• Our offer

Good remuneration, a challenging and international work environment, and the possibility to work with some of the best in the field.

You will be working in interdisciplinary teams and you can always count on support from committed colleagues.

We offer attractive employment conditions and opportunities for personal and professional development.

At Vattenfall we are convinced that diversity contributes to build a more profitable and attractive company and we strive to be good role model regarding diversity.

Vattenfall works actively for all employees to have the same opportunities and rights regardless of gender, ethnicity, age, transgender identity or expression, religion or other belief, disability or sexual orientation.

The security of Vattenfall and its employees is essential.

For that reason, a pre‑employment screening will be part of your recruitment process.

The screening is based on the role you will fulfill within Vattenfall.

The screening will be performed by a third party, DISA Global Solutions AB.

Company Description

Vattenfall is a European energy company with approximately 21 000 employees.

For more than 100 years we have electrified industries, supplied energy to people’s homes and modernized our way of living through innovation and cooperation.

We are looking for talented individuals who, in addition to their passion for their own role, also have strong team spirit and want to contribute to supporting a meaningful corporate mission.

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